WO2006038643A1 - 反応容器、および反応制御装置 - Google Patents
反応容器、および反応制御装置 Download PDFInfo
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- WO2006038643A1 WO2006038643A1 PCT/JP2005/018419 JP2005018419W WO2006038643A1 WO 2006038643 A1 WO2006038643 A1 WO 2006038643A1 JP 2005018419 W JP2005018419 W JP 2005018419W WO 2006038643 A1 WO2006038643 A1 WO 2006038643A1
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- reaction
- reaction chamber
- chamber
- wall
- liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/0332—Cuvette constructions with temperature control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/0275—Interchangeable or disposable dispensing tips
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5021—Test tubes specially adapted for centrifugation purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/508—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above
- B01L3/5085—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above for multiple samples, e.g. microtitration plates
- B01L3/50851—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above for multiple samples, e.g. microtitration plates specially adapted for heating or cooling samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N21/6452—Individual samples arranged in a regular 2D-array, e.g. multiwell plates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/0099—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor comprising robots or similar manipulators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/14—Process control and prevention of errors
- B01L2200/143—Quality control, feedback systems
- B01L2200/147—Employing temperature sensors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/06—Auxiliary integrated devices, integrated components
- B01L2300/0627—Sensor or part of a sensor is integrated
- B01L2300/0654—Lenses; Optical fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/08—Geometry, shape and general structure
- B01L2300/0809—Geometry, shape and general structure rectangular shaped
- B01L2300/0829—Multi-well plates; Microtitration plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/08—Geometry, shape and general structure
- B01L2300/0861—Configuration of multiple channels and/or chambers in a single devices
- B01L2300/0877—Flow chambers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/18—Means for temperature control
- B01L2300/1805—Conductive heating, heat from thermostatted solids is conducted to receptacles, e.g. heating plates, blocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2400/00—Moving or stopping fluids
- B01L2400/04—Moving fluids with specific forces or mechanical means
- B01L2400/0403—Moving fluids with specific forces or mechanical means specific forces
- B01L2400/0409—Moving fluids with specific forces or mechanical means specific forces centrifugal forces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2400/00—Moving or stopping fluids
- B01L2400/04—Moving fluids with specific forces or mechanical means
- B01L2400/0475—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure
- B01L2400/0478—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure pistons
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N2035/00346—Heating or cooling arrangements
- G01N2035/00356—Holding samples at elevated temperature (incubation)
- G01N2035/00376—Conductive heating, e.g. heated plates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N2035/00465—Separating and mixing arrangements
- G01N2035/00524—Mixing by agitating sample carrier
Definitions
- the present invention relates to a reaction vessel and a reaction control device.
- PCR polymerase chain reaction
- a double-stranded DNA is denatured into a single strand and converted into a single-stranded DNA in a container containing a cage DNA, primer, DNA polymerase, nucleotide and reaction buffer solution.
- the primer anneals and incubates at each temperature condition to synthesize a DNA strand complementary to the single strand, making one DNA fragment into two molecules.
- the DNA fragment synthesized in the previous cycle also becomes a cage, so the DNA fragment synthesized after n cycles becomes 2 n molecules.
- the temperature is controlled by a container made of glass or the like containing vertical DNA, primers, DNA polymerase, nucleotides, and a reaction buffer solution. It is housed in the housing part of the apparatus, and the metal block-like container part is heated or cooled, and it waits until the liquid temperature has a uniform temperature distribution so that the next temperature is heated or cooled. ! / ⁇ ⁇ (patent document 1).
- real-time PCR detects the production process of PCR amplification products in real time.
- Patent Document 2 proposes various devices.
- the inventor of the present invention has a reaction vessel body provided with a reaction chamber for containing a reaction solution,
- the present inventor combines high thermal efficiency !, thinning or thinning of the liquid, and rational centrifugal processing or suction discharge processing based on the special shape of the container. As a result, we have come to realize that consistent processing shortening and automation for PCR and the like can be simultaneously performed without using a large-scale apparatus.
- Patent Document 1 Japanese Patent No. 2622327
- Patent Literature 2 Special Table 2000-511435
- Patent Document 3 Special Table 2003-500674
- Patent Document 4 Special Table 2003-502656
- Patent Document 5 US Patent 5,958,349
- Patent Document 6 Japanese Patent Laid-Open No. 2002-10777
- a first object of the present invention is to control the temperature of the liquid contained in the container with high accuracy and faithful response. It is to provide a reaction vessel and a reaction control device capable of performing the above.
- a second object is to provide a reaction vessel and a reaction control device that can perform a process quickly by giving a heating or cooling instruction to shorten the time until the temperature of the force liquid is evenly distributed. Is to provide a position.
- a third object is to provide a reaction container capable of obtaining a homogeneous reaction and highly accurate optical information by thinning or thinning the liquid in a state where bubbles and gas regions are removed from the liquid. And providing a reaction control device.
- a fourth object is to provide a reaction vessel and a reaction control device that can automatically perform an efficient and consistent process with a simple structure for a liquid to be processed.
- the first invention has one or a plurality of reaction chambers capable of containing a liquid and a wall surrounding each of the reaction chambers, and the whole or a part of the walls are in response to a signal of an external force. It is a reaction vessel formed by a temperature raising and lowering body capable of raising or lowering its temperature.
- reaction chamber is a space portion in which a liquid to be temperature controlled is to be accommodated.
- Wash refers to a portion surrounding not only the side wall but also the reaction chamber including the bottom wall and the like.
- temperature raising body refers to a member capable of raising or lowering its temperature in accordance with an external signal.
- the “signal” is an electromagnetic signal, that is, an electric or magnetic signal when the temperature raising / lowering body is a conductive member. It is also possible to detect the temperature by the temperature raising and lowering body and generate a signal based on the temperature.
- the "reaction vessel” has a portion (here, a reaction chamber) that can contain a liquid, and has at least one opening for introducing the liquid therein.
- a portion here, a reaction chamber
- the material of the reaction vessel include polyethylene, polypropylene, polystyrene, and resin such as acrylic, glass, metal, and metal compounds.
- the size is, for example, such that several liters can contain several hundred liters of liquid and the tip of the pipette tip can be inserted.
- the diameter of the size of one reaction chamber is several millimeters to several tens of millimeters, and the depth is several millimeters to several tens of millimeters.
- the wall has an inner wall surface facing the reaction chamber and an outer wall surface outside the reaction chamber.
- the reaction container is integrally formed between the inner and outer wall surfaces. That is, the portion of the wall sandwiched between the inner wall surface and the outer wall surface of the reaction chamber is formed as a wall such that it is not separable in a solid state such as metal, resin, or the like!
- the temperature raising / lowering body formed as a whole wall or a part of the wall, when the temperature raising / lowering body is separable from the wall, for example, the temperature raising / lowering body that is merely in contact with the wall or the wall Temperature lifting body attached detachably by screws, etc., temperature lifting body attached detachably to another member attached to the wall by welding, etc., completely separated from the wall! /, Temperature raising body Is excluded because it is splittable. Therefore, if a temperature raising and lowering body is provided so that the reaction vessel has the thickness required for the wall of the reaction chamber, the size of the reaction vessel and the overall size of the apparatus can be suppressed, and the presence of heating means Can be handled without being aware of
- a third invention is a reaction vessel in which the temperature raising and lowering body has a conductive member having a predetermined electric resistance, and the signal is an electromagnetic signal.
- the conductive member by causing a predetermined current to flow through the conductive member, the conductive member generates heat necessary to achieve a temperature according to the purpose.
- This is a possible value.
- the conductive member for example, when one kind of substance having a predetermined electric resistance value is used, or two or more kinds of substances having different resistance values are joined, welded, vapor deposited, melted, welded, adhered, and attached. It may be worn or stuck.
- the temperature depends on the magnitude of the current value as an electromagnetic signal, and in the latter case, not only the current value but also the current direction depends on the temperature due to the Peltier effect and not only the heating. Cooling is also possible.
- the “conductive member” includes, for example, metal, metal compounds such as metal oxides, alloys, semiconductors, semimetals, conductive materials such as conductive grease, and these conductive materials and non-conductive materials. There may be a combination of conductive materials such as ceramics, glass, synthetic resin, or a combination of conductive materials. For example, there are cases in which aluminum, acid aluminum, acid tin, iron, iron alloy, nichrome alloy, and members formed of two different conductive materials are bonded together by welding, welding, and bonding. In passing current through these members Therefore, or in the case of iron and iron alloys, by applying a magnetic field that varies with time
- These members can be induction-heated. When two kinds of metals are joined, heating and cooling can be performed depending on the direction of current.
- the shape of the conductive member includes a line shape, a thin film shape, a foil shape, a film shape, a thin plate shape, a plate shape, an elongated shape, a layer shape, and the like.
- the conductive member may be bonded, welded or deposited on a non-conductive member.
- An “electromagnetic signal” is an electric signal due to electric current or a magnetic signal due to magnetic field, and excludes a thermodynamic signal generated by applying heat or cold air at a predetermined temperature.
- a fourth aspect of the invention is a reaction vessel in which the reaction vessel is provided with a plurality of the reaction chambers arranged in a plane at predetermined intervals.
- the “predetermined interval” may be arranged in a matrix at regular intervals, for example.
- a reaction vessel has a substrate, a base, a support plate, a support base, or a support part that is a part of the reaction chamber and a part connecting the walls surrounding the reaction chamber or a part supporting the wall surrounding the reaction chamber.
- a fifth invention is a reaction vessel in which the reaction vessel is provided with a contact portion for receiving an electrical signal by contacting a terminal of an electromagnetic supply portion provided outside.
- the contact portion may be the conductive member itself or an electrode electrically connected to the conductive member.
- the contact portion is a reaction vessel in which a plurality of reaction chambers are arranged on the wall of the reaction vessel or other part of the reaction vessel, for example, an opening, a flange, a flange, and the reaction chamber.
- the substrate, the base, the support plate, the support base or the support portion By providing the contact portion, both electrical connection with the external terminal and support of the container can be provided, so that the structure is compact and easy to handle.
- the conductive member is a metal member, and its temperature rises or falls by irradiating or not irradiating magnetic field lines, which are magnetic signals that vary with time, from an electromagnetic supply unit provided outside. You can also In this case, the metal member is made of an iron alloy such as iron or stainless steel. The temperature of the temperature raising and lowering body can be changed depending on the temporal variation of the magnetic field lines, which is a magnetic signal, or the strength of the magnetic field lines.
- a sixth invention is a reaction apparatus in which the conductive member forms a wall of the reaction chamber, covers the wall, is built in the wall, or is attached to the wall.
- the reaction chamber wall is formed means that the wall itself is formed of a conductive member, and “the wall is covered” means that the entire wall surface is covered. “Attached to the wall surface” means a material provided on a part of the wall surface.
- a seventh invention is a reaction vessel in which the wall or Z and the temperature raising and lowering body are wholly or partially translucent or semi-translucent.
- partially translucent or semi-transparent reaction chamber is used for obtaining optical information in the reaction chamber.
- labeling with fluorescent light or the like is performed by real-time PCR. This is to measure the amount and concentration of genetic material such as DNA.
- real-time PCR refers to a method of performing PCR while measuring the amount of amplified DNA in real time.
- Real-time PCR has the advantage that no electrophoresis is required, amplification can be observed during the temperature cycle, and quantitative results can be obtained.
- a method usually performed using a fluorescent reagent there are a cycling probe method, an intercalator method, a TaqMan probe method and a MolecularBacon method.
- the translucent or semi-translucent material includes glass, acrylic, polyethylene, polypropylene, polystyrene, and the like.
- the translucent or translucent material is thinly foil film-shaped so that light can be transmitted through the conductive member. It can be formed by sticking to a wall formed of the above-mentioned material or by incorporating it into the wall.
- the wall surrounding the reaction chamber has a plurality of wall surfaces, and at least one of the wall surfaces is a reaction vessel formed of a soft film member.
- the wall surface 1 is a surface in which the inclination continuously changes or does not have a non-continuous inclination due to bending, bending, etc., that is, a plane 1 or a curved surface 1.
- a cylindrical reaction chamber has three walls, and a square column reaction chamber has six walls.
- examples of the “soft material” include rubber, silicone, polyvinyl chloride, vinylacetal resin, polyethylene, and the like.
- the film member has a conductive material having a predetermined electric resistance as the temperature raising and lowering body.
- the conductive member has, for example, a thin film shape, a linear shape, an elongated shape, a foil shape, a stripe shape, a strip shape, a thin plate shape, a ridge shape, a block shape, or the like.
- a tenth aspect of the invention further includes a storage chamber that communicates with the reaction chamber and has an opening and can store a liquid, and the reaction chamber is formed thinner or narrower than the storage chamber. Reaction vessel.
- the “reservoir chamber” is a space part in which liquid can be stored, in order to facilitate introduction of the liquid into the reaction chamber formed thinner or narrower than the reservoir chamber. It is provided. The introduction of the liquid into the storage chamber is easily performed from the opening or through the flow path.
- the size or thickness of the storage chamber is determined by the force that can easily introduce the liquid of the opening force into the storage chamber by gravity alone, or the rotation body to the opening. It is sized or thick enough to allow installation.
- the "reaction chamber” has such a thinness (thinness) that liquid cannot be easily introduced by gravity alone in a state where gas mixture is excluded.
- the thickness or thickness of the reaction chamber is, for example, 0.1 mm to 3 mm.
- the amount of liquid handled is equivalent to 300 liters / liter. Depending on this amount, the PCR treatment time is about several minutes to several tens of minutes.
- Examples of the shape of the reaction chamber include those formed in a substantially cylindrical shape.
- the side surface of the reaction chamber may be formed so that the area is smaller than both bottom surfaces and the height between both bottom surfaces is thinner than the thickness of the storage chamber.
- Communication may be performed, for example, by a flow path through which liquid passes exclusively between the storage chamber or the outside and the reaction chamber.
- the “flow path” is, for example, formed narrower or thinner than the storage chamber, or, for example, between the thinned reaction chamber and the width thereof, or For example, a portion having a thickness different from that of the reaction chamber is formed between the reaction chamber and the capillary.
- the container can be formed compactly, or the reaction chamber can be easily sealed, and the reaction chamber can be positioned farther than the storage chamber with respect to the rotation axis of the rotating body described later. Easy.
- centrifugal force or suction force is used.
- reaction chamber is thinner or thinner than the storage chamber.
- the liquid is introduced into the reaction chamber, thereby shortening at least the heat conduction time in the thickness direction of the liquid. This is because heat or temperature is transmitted to the liquid in a short time so that the temperature distribution can be quickly achieved so that the liquid temperature becomes uniform, thereby improving the heat treatment efficiency.
- the heat treatment is performed by raising or lowering the temperature of the temperature raising / lowering body forming the whole or a part of the wall surrounding the reaction chamber.
- a blower that blows air against the reaction chamber or a solid or liquid cooling medium is brought into contact with or close to the reaction chamber, Alternatively, it can be performed by blowing cool air with a dryer. It should be noted that temperature control can be efficiently performed by heating or cooling the wall surface having the largest area or the wall surface having the largest area among the wall surfaces surrounding the reaction chamber.
- the target substance is labeled with a fluorescent substance
- the large wall surface is irradiated with excitation light and received from the same large or small wall surface. To do.
- the wall of the reaction chamber has a flat frame having grooves or holes, and a film member or a thin plate is provided so as to cover one side or both sides of the frame. Reaction container.
- the "film member” or “thin plate” may be a flexible soft material or an inflexible hard material. It is also possible to increase or decrease the temperature by forming the frame from a metal member and irradiating the magnetic field lines from the outside toward the frame or not irradiating the frame.
- a twelfth aspect of the invention is a reaction vessel having a cap that can be detachably connected to the opening of the reaction vessel.
- the cap is capable of sealing the opening, and the opening and the cap are, for example, mounted, fitted, screwed, fitted, fitted, fitted, connected. They are connected by means of attachment, contact, etc.
- the cap For example, it may be provided so as to be attachable to the lower end portion of the rotating body of the liquid introducing device by mounting or the like.
- the reaction vessel has a connection part that can be detachably connected to a liquid introduction mechanism provided outside, and the reaction part is connected to the liquid introduction mechanism. It is a reaction vessel that can introduce liquid into the chamber.
- the “liquid introduction mechanism” includes, for example, a rotating body that can be attached to the reaction container and a rotational movement unit that moves the rotating body, or a nozzle that is connected to the reaction container and the nozzle.
- a suction / discharge unit that sucks or discharges gas.
- the rotating body may be a nozzle at the same time.
- the liquid introduction mechanism for example, introduces liquid into the storage chamber force reaction chamber or from the outside into the reaction chamber, or passes through the storage chamber force reaction chamber to the outside or through the external force reaction chamber to liquid into the storage chamber. It has a function of introducing the gas and is provided so as to be connectable to the container.
- introducing the liquid for example, a rotating mechanism of a container that introduces the liquid into the reaction chamber by applying centrifugal force to the liquid, or a nozzle provided with a suction / discharge mechanism that sucks and discharges the liquid into the reaction chamber is used.
- connection the reaction vessel is attached to the liquid introduction mechanism, fitted, fitted, inserted, fitted, fitted, coupled, screwed, intimately, intimately adhered, or
- the whole reaction vessel is accommodated or attached to the liquid introduction mechanism, or other attachment, contact, or accommodation methods similar to those in consideration of the gist of the invention.
- the rotating body may be connected on the upper side of the reaction vessel or connected on the lower side of the reaction vessel.
- a reaction vessel is arranged in advance, and the mounting portion of the liquid introduction mechanism is moved and connected by fitting, screwing, etc. For example, this is performed by moving a plate for scraping off the connecting portion force of the reaction container or by rotating in a direction opposite to the screwing direction.
- the liquid introduction mechanism includes a rotatable rotating body, and the reaction vessel can be attached to the rotating body at the connection portion, and the reaction vessel is rotated.
- a reaction vessel mounted on the body and rotatable with the rotating body.
- the reaction vessel has an opening in the storage chamber or the reaction chamber
- the vessel In order to fulfill this function, when the liquid introduction mechanism is a rotating body and the container is mounted on the rotating body, the opening force liquid needs to be mounted so as not to be outside. In other words, the opening is not attached downward or sideways without being blocked by a rotating body or other lid material. Therefore, when the opening is not closed with a cap or the like, the opening needs to be opened upward so that liquid can be stored when used as a container or mounted on a rotating body.
- the direction in which the opening is opened and the rotation axis of the rotating body are along the vertical direction.
- the opening may be provided with a cap that closes the opening.
- the rotation axis of the rotating body penetrates the container, and the reaction chamber is positioned farther from the rotation axis than the storage chamber. Preferably it is formed.
- the container can be rotated by the rotating body.
- the “rotation axis” is different from a specific rotation axis and means an abstract center line of rotation.
- a rotation support shaft that projects downward from the container along the rotation axis is provided on the outside. The reaction vessel can be rotated in a stable state with respect to the rotation axis by being attached to a provided bearing and rotating the rotating body.
- the object rotates means that the object rotates around a rotation axis that penetrates the object 1, and the object around the rotation axis provided outside the object. It is a concept for rotating revolutions.
- the liquid stored in the storage chamber is moved by centrifugal force to the reaction chamber mounted at a position farther from the rotation axis than the storage chamber by high-speed rotation of the rotating body, and the gas has a specific gravity higher than that of the liquid. Therefore, the liquid moves closer to the axis than the liquid, and the liquid can be introduced in a state where no gas is mixed into the reaction chamber.
- gravity can also be used, so that liquid can be more easily introduced into the reaction chamber.
- high-speed rotation is, for example, several hundred rpm to several thousand rpm
- a storage chamber having an opening, and the storage chamber communicated with the storage chamber.
- a reaction chamber formed thinner or thinner than the chamber, or with an opening on the upper side
- a thin tubular or thin layered reaction chamber extending obliquely downward from the lower side of the thick tubular storage chamber.
- the container Since "the container can be attached to the rotating body", the container has a portion that can be attached to the rotating body, and a connecting portion as the connecting portion.
- the mounting portion may be, for example, the opening or a part of another container or the entire container. Since such a mounting part itself is a part of the container or the whole container, the rotation axis passes through the container. “Mounting” includes fitting, screwing, fitting, fitting, fitting, or accommodation of the entire container, or other attachment methods for a portion of the container or the entire container.
- the rotating body may be mounted on the upper side of the reaction container or on the lower side of the reaction container.
- the reaction container may be attached to the liquid introduction mechanism through the cap. That is, in some cases, the rotary body can be detachably mounted by a detachable cap.
- the shape of the mounting portion between the opening and the rotating body needs to match.
- the rotation direction by the rotating body is a direction in which the rotating body advances by screwing to the opening.
- the axis of the opening coincides with the rotation axis.
- the rotation support shaft is a shaft provided so that the reaction vessel can be smoothly rotated as the rotating body rotates.
- the rotation support shaft is provided so as to protrude below the reaction container, or protrudes downward.
- the rotation support shaft may be protruded from the information so that the upper end of the rotation support shaft is connected to the rotating body. Since the rotation support shaft is also a part of the reaction vessel, in this case, the rotation axis of the rotating body penetrates the vessel and corresponds to rotation.
- reaction vessel When the reaction vessel can rotate, a centrifugal force is applied by a large centrifugal device. Therefore, the scale of the apparatus can be reduced. If a rotatable nozzle described later is used, the processing using the container can be consistently automated.
- the flow path is provided in the reaction vessel, for example, a liquid introduction flow path for introducing liquid from the storage chamber into the reaction chamber, and an exhaust flow for exhausting the reaction chamber force gas.
- the liquid introduction mechanism has a rotatable rotating body, and the reaction vessel can be attached to the rotating body, and when attached, the reaction chamber rotates more than the storage chamber. It may be formed so as to be located far from the axis and can be rotated together with the rotating body.
- the reaction chamber since the reaction chamber is provided with two flow paths, the reaction chamber has two ports for introducing or evacuating liquid or gas.
- the reason for providing the two flow paths namely, the liquid introduction flow path and the exhaust flow path, is to introduce the liquid in a state where it does not mix with the gas in the reaction chamber. It is for removing.
- the gas to be exhausted by the exhaust passage may be returned to the storage chamber or discharged to the outside. As a result, liquid introduction and gas removal can be performed quickly, efficiently and smoothly.
- the rotation axis of the rotating body may pass through the container or may not penetrate through the container.
- the reaction container rotates.
- the reaction container revolves around the rotation axis.
- the exhaust flow path is Since the influence of the centrifugal force is smaller than that of the liquid introduction flow path, the exhaust can be performed smoothly. In this case, if at least a part of the exhaust flow path is provided along the rotation axis when the rotating body is mounted, the influence of centrifugal force on the exhaust flow path can be further reduced. it can. Since “mounting” has already been described, the description is omitted.
- the reaction chamber is formed, for example, in a substantially cylindrical shape, and the side surface of the reaction chamber is formed smaller in area than both bottom surfaces and thinner than the storage chamber.
- a deformable soft member is provided in at least a part of the reaction vessel, and the reaction chamber is a reaction vessel that can be sealed by deforming the soft member.
- the “soft member” is formed of a soft material that can be deformed by applying a pressing force. It is a member.
- the “soft material” is, for example, an elastic body such as rubber, polyethylene or silicone as described above.
- the soft member is, for example, a film-like member surrounding the flow path or the reaction chamber, or a block-shaped member described later provided in the flow path or the reaction chamber.
- the soft member is deformed, for example, by pressing a reaction chamber or a wall of a flow path formed of a soft material.
- the soft member is formed of an elastic body such as rubber, it is necessary for the external force to also maintain the pressure on the elastic body in order to keep the deformation.
- the soft member an elastic block member that can be deformed by pressing and that has a gap through which liquid and gas can pass can be provided.
- the “void” includes a through hole.
- An example of the “elastic block member” having a void inside is an elastic valve body described later. In order to seal the reaction chamber, it is necessary to keep pressing the inertial block member.
- the liquid can be reliably and easily sealed in the reaction chamber.
- this prevents the introduced liquid from flowing out of the reaction chamber, so that the liquid can be introduced efficiently and the temperature of the liquid can be controlled efficiently.
- the rotating body is a nozzle capable of sucking and discharging a gas, the nozzle having a rotation axis in the axial direction or parallel to the axial direction, and the connecting portion is the reservoir.
- a reaction vessel that is an opening of a chamber or reaction chamber.
- the “nozzle” is preferably formed so that not only the container but also a dispensing tip can be attached. Since liquid can be dispensed and transferred through the dispensing tip, more diverse processing can be performed. Further, it is preferable that the nozzle is provided in the dispensing device and can be moved up and down and horizontally by a technique obvious to those skilled in the art.
- a liquid introduction flow path for introducing liquid from the outside into the reaction chamber and an exhaust flow path for exhausting gas from the reaction chamber are provided, and the liquid
- the introduction flow path is a flow path extending downward from the reaction chamber, and can be inserted into various containers provided outside by forming the flow path into a small diameter.
- the exhaust passage communicates between the reaction chamber and a storage chamber provided thereabove, and the nozzle is attached to, for example, an opening on the upper side of the storage chamber. So that The exhaust channel above It will be communicated through.
- the liquid was introduced into the reaction chamber through the liquid introduction flow path by suction of the fluid by the nozzle, and was in the reaction chamber.
- the gas is sucked into the nozzle through the storage chamber via the exhaust passage. At that time, a part of the liquid may be sucked into the storage chamber.
- a flow path that connects the reaction chamber and the outside, and the liquid introduction mechanism has a nozzle and a suction / discharge section that performs suction and discharge of gas through the nozzle.
- the connecting portion is an opening of the reaction chamber or a storage chamber communicating with the reaction chamber, and the opening is connected to the nozzle through a lower end of the nozzle or a cap that can be attached to the lower end of the nozzle.
- a reaction vessel that can be connected.
- connection includes contact or attachment methods such as mounting, fitting, screwing, fitting, fitting, fitting, contact, or close contact.
- the reaction chamber communicates with, for example, the storage chamber at an upper portion, and the suction discharge port is provided at the lower end of a flow channel communicating with, for example, the lower portion of the reaction chamber.
- the channel is a size that allows the fluid to be introduced into the reaction chamber by suction of the fluid, or a size that enables suction and discharge by the nozzle. Accordingly, the fluid is introduced into the reaction chamber from the suction / discharge port by suction of the fluid through the nozzle.
- the nozzle is provided in a dispensing apparatus capable of horizontal movement and vertical movement! This makes it possible to perform further various processing by moving the nozzle to containers provided at various positions.
- the nozzle does not necessarily allow rotational movement including rotation, but if rotational movement is possible, it will also help to homogenize the liquid.
- the storage chamber and the reaction chamber may communicate with each other via a flow path, or may directly communicate with each other between the storage chamber and the reaction chamber.
- the reaction chamber has a spacer between an inner surface of the pipette tip in a pipette tip having a large diameter portion and a narrow diameter portion thinner than the large diameter portion.
- the spacer is, for example, a plurality of protrusions protruding outward from the outer surface force of the core, or a protrusion protruding inward from the inner surface of the pipette tip. This gap needs to communicate with the upper part of the small diameter part and the large diameter part.
- the nozzle that is the liquid introduction mechanism may be rotatable, and the nozzle may have a rotation axis along the axial direction thereof.
- the rotation of the nozzle facilitates the introduction of the liquid into the reaction chamber and also makes it possible to homogenize the liquid.
- a nineteenth aspect of the present invention is a reaction container in which various predetermined biological substances are arranged on a predetermined position on the outer surface of the core in association with the position in a predetermined relationship.
- various predetermined biological substances that can be bound to biological substances labeled with a luminescent substance such as a fluorescent substance are arranged, and the labeled biological substances are suspended.
- a turbid liquid into the reaction chamber, controlling the temperature raising and lowering body to react, and measuring the light emission position, it is possible to analyze the presence, structure or property of the biological material.
- a string shape In order to arrange a predetermined biological material at a predetermined position on the outer surface of the core, in addition to fixing the predetermined biological material directly at a predetermined position on the outer surface of the core, a string shape
- a predetermined biological material fixed at a predetermined position on an elongated medium such as a thread is arranged on the outer surface of the core.
- the biological material can be easily collected and arranged by arranging the biological material on the medium and mounting the arranged medium on the core. Further, the light emission position and the like can be easily detected by rolling the medium.
- the “position” is defined as a two-dimensional position coordinate on the core or a one-dimensional position coordinate on the medium.
- a twentieth aspect of the invention is a reaction vessel in which the reaction chamber can be sealed by closing between the nozzle or the storage chamber and the reaction chamber, and between the reaction chamber and the outside. It is.
- the first cap can be detachably and removably inserted into the upper portion of the large-diameter storage chamber.
- the cap itself is detachably attached to the nozzle.
- the cap By moving the cap mounted on the upper part of the large-diameter part further downward in the upper part of the pipette tip, the cap is placed in contact with the upper end of the core accommodated in the pipette tip. Block from. Further, the lower side of the reaction chamber is closed by fitting the tip of the small-diameter portion into the second cap. That is, when the first cap is moved by the lower end portion of the nozzle, the nozzle is moved horizontally to move the nozzle up and down to a position where the second cap is disposed. .
- a first cap is detachably fitted on the upper portion of the large-diameter storage chamber, and the cap itself is Provided so that it can be detachably attached to the nozzle.
- the cap attached to the upper part of the large-diameter portion can be moved downward in the upper part of the pipette tip, and the cap is moved downward to come into contact with the upper end of the core stored in the pipette tip.
- the reaction chamber is closed from above.
- the reaction chamber is closed from above and below by fitting the tip of the small diameter portion into the second cap.
- a twenty-first invention has one or more reaction vessels, and an instruction unit that generates a signal for instructing the reaction vessel to raise or lower the temperature from the outside.
- One or a plurality of reaction chambers capable of containing a liquid and walls surrounding each of the reaction chambers, and the whole or a part of the walls can be increased or decreased in temperature by a signal of the indicator force. It is a reaction control device formed by a temperature raising and lowering body.
- the wall of the reaction vessel has an inner wall surface facing the reaction chamber, This is a reaction control device in which the outer wall surface is outside the reaction chamber and the inner and outer wall surfaces are anti-integrated.
- the temperature raising and lowering body includes a conductive member having a predetermined electric resistance
- the indicating unit includes an electromagnetic supply unit that provides an electromagnetic signal to the temperature raising and lowering body. It is.
- a twenty-fourth aspect of the invention is a reaction control device in which the reaction vessel is provided with a plurality of the reaction chambers arranged in a plane at predetermined intervals.
- the electromagnetic supply section is in contact with or close to a wall of the reaction chamber.
- reaction control device having one or a plurality of terminals provided so as to be able to contact and separate from the wall of the reaction chamber.
- the “terminal” may supply electricity or current or may supply magnetism or magnetic field.
- the “electromagnetic supply unit” includes, for example, a support unit that detachably supports the reaction vessel, and a plurality of terminals provided so as to be in contact with or close to a wall of the reaction chamber while being supported by the support unit, It forms so that it may have.
- a plurality of reaction vessels arranged so that a plurality of reaction chambers are connected via a wall or a plate-like substrate
- a plurality of reaction chambers that can be accommodated for each of the reaction chambers is provided in the support portion.
- These holes may be provided at predetermined intervals so that the reaction chambers are accommodated in the holes so that the terminals provided in the holes and the walls of the reaction chambers come into contact with each other.
- the conductive member may be a metal member, and the electromagnetic supply section may be capable of raising or lowering its temperature by irradiating or not irradiating magnetic field lines that change with time.
- a blower in order to cool the reaction chamber, a blower that blows air toward the reaction chamber according to a signal from the instruction section, or a contact with or close to the reaction chamber
- the reaction control device further includes a refrigerant circulation path through which a refrigerant circulates in response to a signal.
- the conductive member forms a wall of the reaction chamber, or It is a reaction control device that covers a wall surface and is built in or attached to the wall.
- a twenty-eighth aspect of the present invention is the reaction control device in which the whole or a part of the wall or the temperature raising / lowering body has translucency or translucency.
- a twenty-ninth aspect of the invention is a reaction control device in which a wall surrounding the reaction chamber has a plurality of wall surfaces, and at least one of the wall surfaces is formed of a soft film member.
- a thirtieth aspect of the invention is a reaction control device in which the film-like member is coated with or contains a conductive thin film having electrical resistance as the temperature raising and lowering body.
- the reaction vessel further includes a storage chamber that communicates with the reaction chamber, has an opening, and can store a liquid, and the reaction chamber is thinner than the storage chamber or It is a reaction control device formed thin.
- a thirty-second invention is a reaction control device having a cap that can be detachably connected to the opening of the reaction vessel.
- the thirty-third invention further includes a liquid introduction mechanism capable of introducing a liquid into the reaction chamber by being connected to the reaction container, and the reaction container has a connection portion connected to the liquid introduction mechanism.
- the reaction control device capable of introducing a liquid into the reaction chamber by being connected to the reaction container, and the reaction container has a connection portion connected to the liquid introduction mechanism.
- the liquid introduction mechanism includes a rotatable rotating body and a rotation driving unit that rotationally drives the rotating body, and the reaction container is connected to the connection part of the reaction container. It is a reaction control device that is mounted on a rotating body and can rotate with the rotating body.
- the reaction chamber is formed so as to be located farther in the rotational axial force of the rotating body than the storage chamber.
- the liquid that is rotated by the rotation of the rotary member and is stored in the storage chamber is introduced into the reaction chamber.
- a centrifugal force is applied to the liquid in the storage chamber of the reaction vessel so that the liquid is not mixed into the reaction chamber located farther in the rotational axis force than the storage chamber. Can be reliably introduced.
- the reaction vessel the reaction vessel according to the first to fifteenth inventions can be used.
- the rotation axis may rotate through the container or revolve through the outside of the container.
- the equipment scale can be reduced and By using the slip itself as a rotating body, various processes can be performed with a compact device. In the case of revolution, a large centrifugal force can be applied at a low rotational speed.
- the rotation axis of the rotating body mounted on the container needs to be formed so as to penetrate the container. It is preferable that the rotation axis of the rotating body can be attached to the opening so as to penetrate the opening of the storage chamber.
- the opening is covered with the rotating body, it is possible to prevent leakage of the liquid having the opening force without covering the opening with a cap or the like.
- the opening part that is originally used for introducing the liquid is also used for mounting the rotation, a structure that does not require a new attachment part of the rotating body to the container is simplified.
- the rotating body and the reaction vessel are screwed together, they can be reliably and easily mounted by fitting. Especially when the rotating body is attached by screwing, the rotation of the rotating body is used. This is efficient.
- a deformable soft member is provided on at least a part of the reaction chamber wall, and the reaction chamber is closed by pressing a predetermined portion of the soft member outside the reaction vessel. It is the reaction control apparatus which provided the press part which performs. (The terminal and the pressing portion are provided on a plate provided so as to be able to contact and separate from the reaction chamber)
- the place where the soft member is provided may be a flow path in addition to the reaction chamber.
- the flow path includes, for example, a liquid introduction flow path for introducing a liquid into the storage chamber or external force, and an exhaust flow path for exhausting gas from the reaction chamber.
- the liquid introduction mechanism is a rotating body in the case of the former combination, and is a nozzle and a suction / discharge section in the case of the latter combination.
- the reaction chamber communicates with the storage chamber at the upper portion, and the liquid introduction flow path is a flow path extending downward from the reaction chamber, and the flow path has a small diameter. By being formed in this way, it can be inserted into various containers provided outside.
- the exhaust passage communicates between the reaction chamber and a storage chamber provided thereabove, and the nozzle is attached to, for example, an opening on the upper side of the storage chamber Like that. It communicates upward via the exhaust passage.
- the liquid was introduced into the reaction chamber through the liquid introduction flow path by suction of the fluid by the nozzle, and was in the reaction chamber. The gas is sucked into the nozzle through the storage chamber via the exhaust passage. At that time, a part of the liquid may be sucked into the storage chamber.
- the rotating body is a nozzle capable of sucking and discharging a gas, the nozzle having a rotation axis in the axial direction or parallel to the axial direction, and the connecting portion is the reservoir. It is a reaction control device that is an opening of a chamber or reaction chamber.
- the nozzle also serving as a rotating body, it is possible to install a dispensing tip and perform various processes consistently, such as liquid suction and discharge and suspension homogenization.
- the rotating body needs to have a moving portion that can move in the vertical direction. If the moving body can also move in the horizontal direction, the rotating body can be moved to containers provided at various positions. Further, various processes can be performed.
- the reaction chamber has a spacer between the inner surface of the pipette tip in a pipette tip having a large-diameter portion and a narrow-diameter portion thinner than the large-diameter portion.
- a gap formed between the outer surface of the core accommodated and the inner surface of the pipette tip, and the flow path connecting the reaction chamber and the outside is the small-diameter portion, and the large-diameter portion
- the opening is a reaction control device that can be connected to the nozzle.
- a thirty-eighth aspect of the present invention is the reaction control device in which various predetermined biological substances are arranged in correspondence with the position in a predetermined relationship on the outer surface of the core. .
- a thirty-ninth aspect of the present invention is a reaction control device having sealing means for fluidly closing between the nozzle or the storage chamber and the reaction chamber, and between the reaction chamber and the outside.
- the soft member is used.
- a first cap is detachably fitted and inserted into the upper portion of the large-diameter storage chamber between the nozzle and the reaction chamber.
- the cap itself is detachably attached to the nozzle.
- the cap attached to the upper part of the large diameter part is further attached to the upper part of the pipette tip.
- the reaction chamber is closed from above by bringing it into contact with the upper end of the core accommodated in the pipette tip.
- the lower side of the reaction chamber is closed by fitting the tip of the small diameter portion into the second cap. That is, when the first cap is moved by the lower end portion of the nozzle, it is a horizontal moving means for moving the nozzle to a position where the nozzle raising / lowering moving means and the second cap are arranged. Further, as the pressing portion, there is a protrusion provided at an end portion for heating and cooling described later, or a protrusion provided on an end surface of the irradiation end portion of the optical information measurement.
- a fortieth aspect of the invention is a reaction control device having an optical information measuring unit that obtains optical information in one or more of the reaction chambers.
- the surface of the reaction chamber that heats or cools the reaction chamber the surface that receives light from the reaction chamber, and the surface that irradiates light to the reaction chamber are the same as It may be different.
- the optical information measuring unit is provided with at least one or more light receiving end portions for receiving light of the reaction chamber force in contact with or close to the reaction chamber.
- the luminescent material is a fluorescent material or the like, it has one or more irradiation end portions that irradiate excitation light for generating fluorescence.
- the reaction chamber of the reaction vessel is formed in a cylindrical shape, and is surrounded by two disk-shaped large walls and side small walls, and receives light traveling in the radial direction of the cylinder 1 or Two or more light receiving end portions may be provided. Accordingly, uniform light information can be obtained by irradiating or receiving light on the side surface.
- the optical information measuring unit includes one or more irradiation end portions for irradiating light to the reaction chamber, and one or more light receiving ends for receiving light from the reaction chamber.
- the irradiation end portion is provided in contact with or in proximity to a large wall surface having a maximum area of at least one of a plurality of wall surfaces surrounding the reaction chamber, and the light receiving end portion has a maximum wall surface.
- It is a reaction control device provided so as to be in contact with, in close proximity to, or in contact with, at least one of the wall surfaces.
- the optical information measuring unit includes two or more irradiation end portions provided at each irradiation position of the reaction chamber of the two or more reaction vessels, and a plurality of types each generating light having a plurality of types of wavelengths.
- a light source, a light source selection unit that selects one type of light among the light from the light source by switching in time, and guides the light to all the irradiation ends at once, and the two or more of the reaction vessels
- Two or more light receiving end portions provided at each light receiving position in the reaction chamber, a light receiving position selecting portion that selects by switching light from each light receiving end portion in time, and light from the selected light receiving position passes.
- An optical filter selection unit that selects a plurality of types of optical filters to be switched over time, a photoelectric element that sequentially inputs light from the selected light receiving position and passed through the selected optical filter; It may have.
- a plurality of types of optical filters are provided, for example, in order to label DNA fragments or the like whose amount or concentration is to be measured by real-time PCR or the like in the reaction chamber. This is the case where a labeling substance that outputs a wavelength of light of a kind is used. Thus, the presence or amount of the corresponding labeling substance can be measured by transmitting light having each wavelength through the optical filter.
- the “photoelectric element” is an electronic element utilizing the photoelectric effect, and includes a photoelectric tube, a photomultiplier tube, a photoconductive cell, a phototransistor, a photodiode, and the like.
- the optical information measuring unit includes two or more irradiation end portions provided at each irradiation position of the reaction chamber of the two or more reaction vessels, and a plurality of types each generating light having a plurality of types of wavelengths.
- a light source and a light source irradiation position selection unit that temporally switches and selects one type of light of the light source power and guides the selected light to each light receiving end by temporal switching, Two or more light receiving ends provided at each light receiving position of the reaction chamber of the two or more reaction vessels, and the light receiving It is also possible to have a plurality of types of optical filters to which light from a position should pass through time by selecting an optical filter selection unit and a photoelectric element that sequentially inputs light that has passed through the selected optical filter. good. As a result, even when two or more labeling substances are used for two or more reaction vessels, the types of labeling substances that are the target of the reaction chamber and the labeling substance should be switched over time. Thus, since processing can be performed using a small number of photoelectric elements, the overall apparatus scale can be reduced or simplified.
- the irradiation end is formed by, for example, a rod lens.
- the rod lens is provided so as to be able to come in contact with and away from the reaction chamber, the focal length can be adjusted, and light irradiation can be performed with high efficiency.
- the optical information measuring unit includes one or more irradiation end portions for irradiating light to the reaction chamber, and one or more light receiving ends for receiving light from the reaction chamber.
- a reaction control device provided such that the irradiation end and the light receiving end are in contact with, close to, or close to and away from one of a plurality of walls surrounding the reaction chamber. .
- the optical information measuring unit includes one or more irradiation end portions for irradiating light to the reaction chamber, and one or more light receiving ends for receiving light from the reaction chamber.
- the irradiation end of the optical information measurement unit is a wall surface of a plurality of wall surfaces surrounding the reaction chamber, and is coated with a conductive film that is the temperature raising and lowering body. This is a reaction control device that comes in contact with, close to, or closes to the built-in part.
- the entire or part of the wall forming the reaction chamber of the reaction container is heated according to the external force signal. It is formed by a temperature raising and lowering body capable of raising or lowering the degree.
- the wall of the reaction chamber is formed of a temperature raising / lowering body, the temperature raising / lowering body larger than necessary, such as a metal block with high thermal efficiency, need not be provided outside the reaction vessel. It is sufficient to provide a drive device. Therefore, the external structure is simplified, and the overall device scale can be reduced.
- the temperature raising and lowering body is in direct contact with the reaction chamber, the temperature of the liquid can be controlled with high accuracy and faithful response.
- the reaction vessel or the reaction control device gives a heating or cooling signal to the liquid to shorten the time until the liquid temperature reaches a uniform temperature distribution, thereby quickly and efficiently. Can be processed.
- the wall is formed integrally, and therefore the temperature raising and lowering body forming the whole or a part of the wall is also provided integrally with the wall. Therefore, in addition to the effects described above, temperature control with higher thermal efficiency can be performed with high accuracy. Also, the reaction vessel or apparatus can be made compact and simple in structure, and can be manufactured easily and inexpensively. Furthermore, since it can be handled without being aware of the existence of heating means, it is easy to handle.
- the temperature raising and lowering body has a conductive member having a predetermined electric resistance. Therefore, heating or cooling can be performed easily and reliably by an electric or magnetic signal from an electromagnetic supply unit.
- the structure of the apparatus can be simplified, and the overall scale of the apparatus can be reduced and manufacturing can be performed at low cost.
- the temperature raising and lowering body since the temperature raising and lowering body is provided in the reaction vessel itself, it can be used for various reaction vessels as long as the position of the contact portion or the like is common regardless of the shape of the reaction vessel. Therefore, it is possible to standardize the electromagnetic supply section and the reaction vessel.
- the conductive member can generate heat with a small amount of material by appropriately setting the resistance value and the current value, the size or amount of the temperature raising body and hence the reaction vessel must be reduced and reduced in weight. Can do.
- an electrical signal can be supplied by contact with the contact portion. Therefore, the contact portion also serves as the support portion of the reaction vessel, thereby simplifying and handling the structure. In addition, since temperature control is performed only when a reaction vessel having a predetermined structure is placed at a predetermined position and brought into contact with the contact portion, heat generation due to an operation error or malfunction is further easily prevented.
- the plurality of reaction chambers are arranged in a plane at predetermined intervals. Therefore, since a plurality of reaction processes can be performed simultaneously, work efficiency is high.
- the wall is formed by the conductive member as the temperature raising and lowering body, and the wall is covered or built-in. Control is possible. In addition, it is highly efficient because a conductive member is provided on the wall itself to generate heat. The entire apparatus can be made compact. Even if it is not only in the reaction vessel but outside the reaction vessel, it can be handled with the consciousness of the existence of heating means!
- the whole or a part of the wall or the temperature raising and lowering body is formed so as to have translucency or translucency. Therefore, the internal optical information can be obtained through the wall that extends from the opening of the reaction vessel, so that it does not interfere with the connection process such as dispensing or mounting that requires processing from the opening.
- the side force of the reaction vessel can also reliably and clearly obtain the result of the reaction process.
- optical information in the reaction chamber can be easily obtained in real-time PCR or the like. If the reaction chamber is not translucent or semi-translucent, optical information is obtained by providing an optical waveguide in the reaction chamber.
- At least one of the walls surrounding the reaction chamber is formed of a soft material film-like member, so that by pressing the film-like member, It becomes easier to seal the reaction chamber.
- the liquid can be reliably contained in the reaction chamber, and temperature control can be performed reliably and efficiently.
- the container can be prevented from being broken or damaged.
- the reaction chamber can be easily sealed by pressing the membrane member in the flow channel portion.
- the temperature raising and lowering body a conductive thin film or a conductive linear member is used for the film-like member.
- the portion where the temperature is increased or decreased is a soft film member, so that it becomes easier to absorb the expansion and contraction of liquid and gas.
- the temperature raising / lowering body is provided in the film-like member, heat is less likely to escape by conduction than in the hard material, so that it can be efficiently transmitted to the reaction chamber.
- it is easy to work because it is possible to attach the membrane member and attach the temperature raising and lowering body at the same time.
- the temperature raising and lowering body on the soft film-like member, it is possible to collectively perform the sealing of the reaction chamber by pressing and the contact or proximity of the electromagnetic supply section. Furthermore, if the film-like member is translucent or semi-translucent, it can be used for measuring optical information in the reaction chamber, so that the apparatus structure can be compactly formed. By providing the film-like member on the second wall surface having the maximum area, the reaction chamber can be efficiently and uniformly heated.
- the membrane member on the large wall surface having the largest area among the wall surfaces surrounding the reaction chamber, the temperature increase / decrease control of the reaction chamber can be efficiently performed.
- a liquid is supplied to the reaction chamber formed thinner or thinner than that by providing a storage chamber in the reaction vessel and allowing the liquid to be temporarily stored in the storage chamber. Can be facilitated. Also, by heating or cooling the thinned or thinned liquid in the absence of gas or bubbles, the time from when the heating or cooling signal is given until the liquid temperature is evenly distributed is shortened. Fast processing Can proceed. In particular, if the liquid is heated or cooled by sandwiching the temperature raising and lowering body provided on the wall from both sides along the thickness direction, the liquid can be heated or cooled more quickly and efficiently. it can.
- Heating and cooling are performed by a temperature raising and lowering body that forms the reaction chamber of the reaction vessel. Therefore, since an external metal block or the like is not required, the liquid is thinned or thinned in the absence of gas or bubbles, and the response is highly accurate and faithful.
- the temperature of the liquid stored in the container can be controlled.
- the eleventh invention by forming a flat frame having grooves or holes with a soft material film covering one side force or both side forces, even if the reaction vessel has a complicated structure, it is easy.
- a reaction vessel having a reaction chamber that can be sealed can be manufactured at low cost.
- the liquid stored in the storage chamber can be transferred from the opening to the outside. Leakage can be prevented. Further, when the nozzle or the like of the liquid introduction mechanism can be detachably attached to the cap, it is possible to prevent insect contact between the liquid and the nozzle or the like.
- the liquid introduction mechanism is the rotating body
- a cap covering the lower end of the rotating body is detachably provided so that the opening of the container is attached via the cap. Then, when the rotating body is rotated at a high speed, the liquid scatters and the rotating body directly contacts the liquid in the container, so that cross contamination can be surely avoided. Further, by preventing the liquid from splashing upward, the liquid can be introduced into the reaction chamber more efficiently than when the liquid is pushed back downward.
- the thirteenth or thirty-third invention by providing a liquid introduction mechanism, for example, by utilizing centrifugal force or the like, in a state in which bubbles and gas are removed from the liquid. It can be thinned or thinned. Therefore, a uniform temperature distribution can be obtained during temperature control, and highly accurate optical information can be measured.
- the reaction container if the flow path is provided between the storage chamber or the outside and the reaction chamber by providing one flow path, the reaction chamber and the storage chamber are separated from each other by a distance. Can do. Therefore, when based on centrifugal force, apply a large centrifugal force to the liquid to be introduced. Can do. In addition, when based on the suction and discharge force, the tip of the flow path can be inserted into various containers by communicating between the outside and the reaction chamber via a thin flow path. In addition, even a small amount of liquid can be easily sucked and handled. Further, the reaction chamber can be easily sealed by closing the flow path.
- reaction container detachably with respect to a liquid introduction mechanism such as a rotating body provided outside, the reaction container can be formed in a disposable manner, so that processing can be performed at low cost.
- a rotatable rotating body is provided as the liquid introduction mechanism.
- the reaction chamber is rotated or revolved by the rotation of the rotating body to which the reaction vessel is connected by forming the reaction chamber so as to be separated from the rotation axis force or to be positioned farther from the storage chamber than the rotation axis force.
- a centrifugal force can be applied to the liquid, and the liquid or a solid suspended in the liquid can be reliably introduced into the reaction chamber by removing the gas or bubbles by centrifugation.
- the liquid can be introduced into the reaction chamber by the rotation of the container, a large space for revolving around the rotation axis provided outside the reaction container is not required, and basically 1
- the liquid can be introduced using a small rotating device of one container size.
- the axis of rotation does not penetrate the container, it will revolve. When revolving, a large centrifugal force can be obtained at a low rotational speed.
- the rotating body and the reaction vessel are screwed together, they can be reliably and easily attached by fitting. Especially when the rotating body is attached by screwing, the rotation of the rotating body is used. This is efficient.
- the reaction chamber can be sealed by providing a deformable soft member in at least a part of the reaction vessel.
- the introduced liquid can be prevented from flowing out of the reaction chamber, the liquid can be reliably and efficiently contained in the reaction chamber, and the temperature control can be reliably and efficiently performed.
- the reaction chamber By sealing the reaction chamber, a highly reliable reaction and measurement can be performed with the gas excluded.
- the liquid can be introduced quickly and efficiently.
- a nozzle is used as the rotating body. Therefore, in addition to thinning or thinning the liquid by introducing the liquid into the reaction chamber, it can be used for dispensing liquid into the reaction vessel and can be applied to various treatments. Processing can be consistently automated. In addition, if the rotation axis coincides with the axis of the nozzle, rotation is possible and the scale of the device with a small rotation radius can be suppressed. In addition, by providing the rotation axis parallel to the axial direction of the nozzle, the opening of the reaction vessel in which the nozzle is mounted faces upward, so that liquid leakage from the opening can be prevented.
- the liquid is sucked into the storage chamber through the reaction chamber and sucked into the storage chamber by the suction and discharge section using the nozzle as a liquid introduction mechanism.
- the liquid can be reliably introduced into the reaction chamber without mixing gas or bubbles.
- the mechanism for introducing the liquid into the reaction chamber is simplified.
- the core is accommodated in the pipette tip, and the gap formed between the outer surface of the core and the inner surface of the pipette tip is used as the reaction chamber.
- a space in the upper thick-diameter portion is used as a storage chamber, and a nozzle can be attached to the opening of the storage chamber, that is, the large-diameter portion. Therefore, the reaction chamber force is also sucked toward the storage chamber by sucking the liquid contained in the container provided outside from the small diameter portion by the nozzle. Liquid can be introduced into the reaction chamber.
- the product generated by the reaction in the reaction chamber is easily discharged by discharging the nozzle force gas to discharge the product into the container through the reaction chamber force narrow diameter portion. A product can be obtained.
- the various biological substances determined in advance are fixed at predetermined positions on the outer surface of the core, whereby the label that has reacted with the biological substance is labeled.
- the target substance can be analyzed by measuring the emission position of the target substance.
- the liquid introduced into the reaction chamber can be prevented from flowing out of the reaction chamber quickly and easily. And rapid liquid introduction can be performed.
- the optical information measuring section by providing the optical information measuring section, it is possible to automate consistently from introduction of the liquid into the reaction chamber to reaction and measurement. Further, since the optical information in the reaction chamber is measured based on the mixing force and state of gas and bubbles, the optical information can be obtained with high accuracy.
- the forty-first invention by irradiating light on the wall surface having the largest area, it is possible to irradiate the entire reaction chamber with a sufficient amount of light, so that optical information can be obtained efficiently.
- the irradiation end portion and the light receiving end portion are provided on one wall surface of the reaction chamber, it is possible to form a compact structure and to reduce the number of parts.
- the apparatus scale can be reduced and the apparatus can be efficiently arranged.
- the temperature elevating body is formed on the wall of the reaction chamber of the reaction vessel, and the external force signal is sent to the temperature elevating body, thereby reducing the cost with a simple structure.
- the temperature control accuracy and responsiveness of the liquid could be improved, and processing such as measurement of the amount in real-time PCR, for example, was made quick and efficient.
- FIG. 1 is a view showing a reaction vessel according to a first embodiment of the present invention.
- FIG. 2 is a view showing a reaction vessel according to a second embodiment of the present invention.
- FIG. 3 is a view showing a reaction vessel according to a third embodiment of the present invention.
- FIG. 4 is a view showing a reaction vessel according to a fourth embodiment of the present invention.
- FIG. 5 is a view showing a reaction vessel according to a fifth embodiment of the present invention.
- FIG. 6 is a view showing a reaction vessel according to a sixth embodiment of the present invention.
- FIG. 7 is a view showing a reaction vessel according to a seventh embodiment of the present invention.
- FIG. 8 is a view showing a reaction vessel and a cap mounted according to an eighth embodiment of the present invention.
- FIG. 9 is a view showing a reaction vessel according to a ninth embodiment of the present invention.
- FIG. 10 is a view showing a reaction vessel, a cap and a nozzle attached according to a tenth embodiment of the present invention.
- FIG. 11 is a cross-sectional view of the reaction vessel shown in FIG.
- FIG. 12 is a diagram showing a reaction vessel and reaction measurement according to an eleventh embodiment of the present invention.
- FIG. 13 is a diagram in which reaction measurement is performed on the reaction container shown in FIG. 12 using another optical information measuring device.
- FIG. 14 is a diagram showing a reaction container and reaction measurement according to a twelfth embodiment of the present invention.
- FIG. 15 is a diagram showing an entire apparatus according to an embodiment of the present invention.
- FIG. 16 is a view showing a liquid introducing apparatus according to an embodiment of the present invention.
- FIG. 17 is a diagram showing an optical information measuring apparatus according to an example of the present invention.
- FIG. 18 is a diagram showing an optical information measuring apparatus according to an example of the present invention.
- FIG. 19 is a view showing a rotation mechanism according to an embodiment of the present invention.
- FIG. 20 is a process flowchart according to an embodiment of the present invention.
- 1 (a) to 1 (e) are perspective views from above and below showing a reaction vessel 11 and a support base 17 for accommodating and supporting the reaction vessel 11 according to the first embodiment of the present invention. It is a figure, a top view, side sectional drawing, and front sectional drawing.
- a reaction vessel 11 has a reaction chamber 12 that can contain a liquid and is surrounded by a cylindrical wall 15.
- a disk-like flange 14 is provided in the opening 13 at the top of the reaction chamber 12 so as to protrude to the side of the wall 15.
- the outer surface of the wall 15 is covered with a conductive thin film 16 having a predetermined resistance value as a temperature raising and lowering body, and the outer surface of the wall 15 is along the axial direction of the reaction vessel 11 and so on.
- the conductive thin film 16 is positioned at a position where two thin film-like electrode films 16a and 16b as the contact portions that reach the bottom side of the reaction container 11 face each other with the central axis of the reaction container 11 in between. Are provided in an electrically connected state.
- the support 17 for supporting the reaction vessel 11 has an inner diameter smaller than the outer diameter of the flange 14 larger than the outer diameter of the reaction chamber 12 and deeper than the height of the reaction chamber 12.
- a vertical hole 18 is provided for accommodating the reaction chamber 12 having a length. Through holes 17 a and 17 b are provided at the bottom of the vertical hole 18.
- FIG. 1 (c) shows a plan view of the reaction container 11 accommodated in the support base 17, and FIGS. 1 (d) and 1 (e) show a cross-sectional view taken along line AA and BB line sectional drawing is shown.
- terminals 18a and 18b are provided above the through holes 17a and 17b so as to protrude upward from the inner bottom of the vertical hole 18, and below the through holes 17a and 17b.
- An information processing device corresponding to the instruction unit or the electromagnetic supply unit that supplies a predetermined current that is an electrical signal provided outside and an electromagnetic supply unit, and a power supply circuit are connected to each other through a conductor.
- the terminals 18a and 18b can contact the electrode films 16a and 16b.
- FIG. 1 (f) schematically shows the conductive thin film 16 as a temperature raising and lowering body that forms the reaction vessel 11.
- the conductive thin film has an aluminum thin film 2, an aluminum oxide foil 3 coated on the aluminum thin film 2, and a polypropylene film 4 coated on the opposite surface side of the aluminum thin film 2.
- the coating 4 is welded to the outer surface of the wall 15 of the reaction chamber 12.
- the electrode films 16a and 16b formed of a highly conductive metal film are provided on the outer surface of the acid aluminum foil 3 in an electrically connected manner.
- the aluminum oxide An electrode 5 of a temperature sensor is provided on the outer surface of the yuum foil 3. Data obtained by the temperature sensor is input to an information processing device corresponding to an instruction unit (not shown), and is used to determine the magnitude, direction, etc. of the current, which is an electrical signal for temperature control.
- the conductive thin film 16 can generate heat by flowing a current between the electrode films 16a and 16b.
- FIGS. 2 (a), (b), (c), and (d) are an upper view and a lower view showing a reaction vessel 21 according to a second embodiment of the present invention and a support base 27 that accommodates and supports the reaction vessel 21.
- a perspective view, a plan view, and a cross-sectional view are shown.
- the reaction vessel 21 has a reaction chamber 22 that can contain a liquid and is surrounded by a cylindrical wall 25.
- a disc-shaped flange 24 is provided at the opening 23 at the top of the reaction chamber 22 so as to protrude to the side of the wall 25.
- the outer surface of the wall 25 is covered with a conductive thin film 26 having a predetermined resistance value as a temperature raising and lowering body.
- the conductive thin film 26 is electrically connected to a disk-like electrode film 26a provided on the lower surface of the flange 24 at the upper part, and an electrode film covering the outer bottom part of the reaction vessel 21 at the lower part. It is electrically connected to 26b.
- the electrode films 26a and 26b correspond to the contact portion.
- the conductive thin film 26 for example, the conductive thin film shown in FIG. 1 (f) is used.
- the support 27 for supporting the reaction vessel 21 has a vertical hole 28 for accommodating the reaction chamber 22 having an inner diameter smaller than the outer diameter of the flange 24 larger than the outer diameter of the reaction chamber 22. It is installed. Two through holes 27 a and 27 b are provided in the outer bottom portion of the support base 27 along the axial direction of the support base 27.
- rod-like terminals 28a and 28b provided on the upper side of the through holes 27a and 27b so as to protrude upward from the upper side of the support base 27. And is connected to an information processing device or a power supply circuit, which is an instruction unit or an electromagnetic supply unit provided outside through the lower side of the through holes 27a and 27b, through a conductive wire.
- a terminal block 27c urged upward by a spring 29 is provided at the bottom of the vertical hole 28.
- 3 (a) to 3 (d) are a perspective view, a plan view, a side view, and a cross-sectional view showing a reaction vessel 31 and a support base 37 according to a third embodiment of the present invention.
- the reaction vessel 31 has a reaction chamber 32 that can contain a liquid and is surrounded by a substantially cylindrical wall 35.
- a disk-like flange 34 is provided in the opening 33 at the top of the reaction chamber 32 so as to protrude to the side of the wall 35.
- the outer surface of the wall 35 is covered with a conductive thin film 36 having a predetermined resistance value as a temperature raising and lowering body, and the outer surface of the wall 35 is along the axial direction of the reaction vessel 31 and A protrusion is provided at a position facing the central axis of the reaction vessel 31 and is covered with electrode films 36a and 36b electrically connected to the conductive thin film 36.
- These electrode films 36a and 36b correspond to the contact portion.
- the conductive thin film 36 is, for example, the conductive thin film shown in FIG.
- the conductive thin film 36 can generate heat by passing a predetermined current as an electrical signal through the electrode films 36a and 36b.
- the support 37 that supports the reaction vessel 31 is larger than the outer diameter of the reaction chamber 32, and is smaller than the outer diameter of the flange 34.
- the electrode films 36a and 36b are covered with the electrode film 36a and 36b.
- Plate-like terminals 37a and 37b in which grooves 37c and 37d along the axial direction into which the protrusions can be inserted are formed are provided in parallel at positions facing each other.
- the heights of the plate-like terminals 37a and 37b are set equal to or slightly higher than the height of the reaction chamber 32.
- FIG. 4 is a perspective view, a plan view, and a side sectional view showing a reaction vessel 41 and a support base 47 for supporting the reaction vessel 41 according to the fourth embodiment of the present invention as seen from above and below.
- the reaction vessel 41 can accommodate a liquid and has a plurality of (in this example, 4 columns ⁇ 8 rows) matrix substrate 44 surrounded by a cylindrical wall 45.
- Reaction chambers 42 arranged in a row.
- the substrate 44 is provided with an opening 43 at the top of each reaction chamber 42.
- the outer surface of the wall 45 is covered with a conductive thin film 46 having a predetermined resistance value as a temperature raising and lowering body. That is, the conductive thin film 46 is integrally provided on the wall 45.
- the conductive thin film 46 is, for example, the conductive thin film shown in FIG.
- the support 47 for supporting the reaction vessel 41 has a size that allows the reaction chamber 42 to be fitted therein, and has a plurality of vertical holes 48 (in this example, arranged in positions corresponding to the reaction chambers 42). , 4 rows X 8 rows) are arranged in a matrix. Each of the vertical holes 48 can contact the conductive thin film 46 covering the outer surface of the wall 45 of the reaction chamber 42 of the reaction vessel 41 fitted in the vertical hole 48, and is along the axial direction thereof.
- An elongated membrane terminal 48a and another membrane terminal 48b provided in a state of being electrically separated from the membrane terminal 48a as shown in FIG. 4 (d) are provided on the inner wall surface of the vertical hole 48. ing.
- Heat can be generated when the film-like terminals 48a and 48b are in contact with the conductive thin film 46 and a current of a predetermined current value flows from the information processing device or power supply circuit as the indicator or electromagnetic supply section between the terminals. It is.
- the contact portion is the conductive thin film 46 itself.
- FIG. 5 is a perspective view, plan view, and sectional view showing a reaction vessel 51 and a support base 57 for supporting the reaction vessel 51 according to the fifth embodiment of the present invention as seen from above and below.
- the reaction vessel 51 can contain a liquid and has a plurality of substrates 54 (in this example, 4 columns ⁇ 8 rows) in a matrix shape surrounded by a cylindrical wall 55.
- Reaction chambers 52 arranged in a row.
- the substrate 54 is provided with an opening 53 at the top of the reaction chamber 52.
- the outer surface of the wall 55 is covered with a conductive thin film 56 having a predetermined resistance value as a temperature raising and lowering body.
- a conductive thin film 56 is formed on the wall 55 in a body-like manner. Further, the lower side (back side) of the substrate 54 of the reaction vessel 51 is covered with an electrode film 56a electrically connected to the conductive thin film 56, and the outer bottom portion of the reaction chamber 52 is covered with the conductive thin film. An electrode film 56b electrically connected to 56 is covered.
- the support base 57 that supports the reaction vessel 51 has a size that allows the reaction chamber 52 to be inserted therein, and has a plurality of vertical holes 58 (in this example, four holes 58 arranged in positions corresponding to the reaction chamber 52). Column X 8 rows) are arranged in a matrix.
- Each vertical hole 58 is provided with a film-like terminal 58a in contact with the electrode film 56a of the reaction vessel 51 fitted in the vertical hole 58 at an opening of the vertical hole 58, and the reaction chamber 52 At the time of insertion into the vertical hole 58, a terminal block 58 b that can come into contact with the electrode film 56 b that covers the outer bottom of the reaction chamber 52 is provided at the bottom of the vertical hole 58.
- the terminal block 58b is urged upward by a spring 59 to ensure the connection between the electrode film 56b of the reaction chamber 52 of the reaction vessel 51 and the terminal block 58b.
- the membrane terminal 58a and the terminal block 58b are electrically connected to an information processing device or a power supply circuit that is the indication unit or electromagnetic supply unit, and the electrode films 56a, 56b. Corresponds to the contact portion.
- FIG. 6 is a perspective view, a plan view, and a cross-sectional view, seen from above and below, showing a reaction vessel 61 and a support base 67 for supporting the reaction vessel 61 according to the sixth embodiment of the present invention. Show.
- the reaction vessel 61 is capable of containing a liquid and has a plurality of (in this example, 4 columns ⁇ 8 rows) matrix shape surrounded by a cylindrical wall 65. And a reaction chamber 62 arranged in a substrate 64.
- the substrate 64 is provided with an opening 63 at the top of the reaction chamber 62.
- the outer surface of the wall 65 is covered with a conductive thin film 66 having a predetermined resistance value as a temperature raising and lowering body.
- two thin film electrode films 66a and 66b are applied so as to reach the bottom side of the reaction chamber 62 along the axial direction of the reaction chamber 62.
- the reaction chamber 62 is provided at a position facing the central axis of the reaction chamber 62 and is electrically connected to the conductive thin film 66.
- the electrode films 66a and 66b correspond to the contact portion.
- the support base 67 that supports the reaction vessel 61 has a size that fits with the reaction chamber 62, and has a plurality of vertical holes 68 (in this example) arranged at positions corresponding to the reaction chambers 62. Then, 4 columns x 8 rows) are arranged in a matrix. In addition, two pairs of through holes 67a and 67b are provided on the bottom surface of the support base 67 corresponding to the vertical holes 68, respectively.
- terminals 68a, 68b is provided, and is connected to an information processing apparatus or a power supply circuit, which is an instruction unit or an electromagnetic supply unit provided outside through the lower side of the through holes 67a and 67b, through a conductive wire.
- an information processing apparatus or a power supply circuit which is an instruction unit or an electromagnetic supply unit provided outside through the lower side of the through holes 67a and 67b, through a conductive wire.
- FIG. 7 shows a perspective view, a plan view, and a plan view showing a reaction vessel 71 and a support base 77 that supports the reaction vessel 71 according to the seventh embodiment of the present invention, as seen from above and below. A cross-sectional view is shown.
- the reaction vessel 71 is capable of containing a liquid and is in a matrix of a plurality (in this example, 4 columns x 8 rows) surrounded by a cylindrical wall 75. Arranged on the board 74 It has a reaction chamber 72. The substrate 74 is provided with an opening 73 at the top of the reaction chamber 72. The outer surface of the reaction vessel 71 is covered with a conductive thin film 76 having a predetermined resistance value as a temperature raising and lowering body.
- the electrode film 76a is provided on the lower side (back side) of the substrate 74 of the reaction vessel 71, and the electrode film 76b is provided on the outer bottom surface of the reaction chamber 72, which are electrically connected to the conductive thin film 76, respectively. Connected.
- the support base 77 that supports the reaction vessel 71 has a size that fits with the reaction chamber 72, and has a plurality of vertical holes 78 (in this example, arranged in positions corresponding to the reaction chambers 72). , 4 columns x 8 rows) are arranged in a matrix, and the positioning plate 770 is supported by the side walls extending from both sides of the support base 77 and is fixed between the top and bottom surfaces of the support base 77. They are located at a distance.
- the terminal 774 protrudes upward from the four rod-shaped terminals 771 electrically connected to the information processing apparatus and the power supply circuit that are the instruction section or the electromagnetic supply section.
- the four contact portions 761 provided so as to protrude from the four corners of the electrode film 76a can contact the contact portion 764.
- the support base 77 is provided with a terminal block 79 that is biased by a spring 79a and electrically connected to the power supply circuit at a position corresponding to each vertical hole 78 of the positioning plate 770.
- the electrode film 76 b on the outer bottom surface of each of the reaction chambers 72 supported by the support base 77 is provided so as to be in contact therewith.
- FIG. 8 (a) is a side view of a state in which the cap 87 is attached to the reaction vessel 81
- FIG. 8 (b) is a front view of the reaction vessel 81 in a state where the cap 87 is attached.
- 8C is a partially enlarged cross-sectional view of FIG. 8A
- FIG. 8D is a perspective view showing a state where the cap 87 is detached from the reaction vessel 81.
- the reaction vessel 81 has an opening 82a in the upper part, a cylindrical storage chamber 82 capable of storing a liquid, and the storage chamber 82, a reaction chamber 85 that is communicated via a liquid introduction flow path 83 and an exhaust flow path 88, and is formed thinner than the storage chamber 82, and the liquid introduction flow path 83 and the exhaust flow path 88.
- the liquid introduction flow path 83, the exhaust flow path 88, and the reaction chamber 85 are formed in a thin plate shape as a whole, and the whole has translucency.
- One reaction section 84 is provided.
- the opening 82a can be mounted by fitting a cap 87, and the cap 87 can be further mounted by screwing onto a nozzle 222 described later as a rotating body. That is, the opening 82a can be attached to the nozzle 222 via the cap 87. That is, the reaction vessel 81 introduces liquid by applying centrifugal force using a rotating body as a liquid introduction mechanism for introducing the liquid into the reaction chamber 85.
- the reaction chamber 85 is provided below the storage chamber 82 and at a position farther as the position coordinate of the center of gravity of each chamber than the storage chamber 82 with respect to the axis of the opening 82a or the storage chamber 82. It has been.
- the axis of the opening 82a or the storage chamber 82 coincides with the rotation axis of the rotating body when the reaction vessel 81 is attached to a nozzle 222 as a rotating body described later.
- the liquid introduction channel 83 has an inlet at the bottom surface without the storage chamber 82 and an outlet at the top of the reaction chamber 85, and the exhaust channel 88 has an inlet at the upper side of the reaction chamber 85.
- the reaction chamber 85 and the storage chamber 82 are communicated with each other with an outlet on the inner surface of the storage chamber 82.
- the flexible film-like member for example, polyethylene or silicone which is easily deformed by pressing is used.
- the flow path 83 for introducing the liquid is the shortest on the lower side near the reaction chamber 85, and at this position, the external force of the membrane member 84d is also pressed to close the flow path 83.
- Part 83a is provided.
- the flow path 88d from the reaction chamber 85 communicates with the space between the frame 84a and the membrane member 84d.
- a hole 88e projecting in the direction of the membrane-like member 84d is provided with a gap 88c between the membrane-like member 84d and communicates with the flow path 88b from the storage chamber 82 only through the gap 88c. ing.
- the portion can be used for the exhaust by pressing the membrane member 84d with its external force. This corresponds to a blocking portion 88a that can block the flow path 88.
- a conductive thin film 86 having a predetermined resistance value as a temperature raising and lowering body is bonded, adhered, welded, and so on to substantially cover the reaction chamber 85 on the outer surface of the film-shaped member 84d. Or it is covered by evaporation.
- Electrode films 86a and 86b are provided on two opposing edges of the conductive thin film 86, and are electrically connected to an information processing apparatus, such as an instruction unit or an electromagnetic supply unit, a power supply circuit, etc., not shown. It is possible to contact the terminal.
- the terminals are provided so as to be able to contact and separate from the electrode films 86a and 86b.
- the electrode films 86a and 86b correspond to the contact portions.
- the reaction vessel 81 is detachably fitted to the cap 87 at its opening 82a.
- the cap 87 has a fitting portion 87c that can be fitted to the opening 82a at the lower end thereof, and a rim 87e for the mouth and an O-ring 87d are provided in the vicinity of the tip of the fitting portion 87c. ing.
- the opening at the upper end of the cap 87 is a nozzle fitting portion 87 b that fits into the nozzle 222.
- a plurality of protrusions 87a are provided on the upper side of the outer surface of the cap 87, and can be engaged with cap engagement portions 247a and 247b described later, whereby the cap 87 is automatically attached and detached. Is possible.
- reference numeral 84b denotes a rotation support shaft provided at a position along the axis of the opening 82a, and the rotation of the reaction vessel 81 when the reaction vessel 81 is rotated.
- the support shaft is pivotally supported to prevent rotation of the core during rotation so that the rotation can be performed smoothly.
- Reference numeral 84c is a recess provided in the frame 84a.
- the reaction chamber 85 is formed in a thin cylindrical shape, the reaction chamber 85 is surrounded by two bottom surfaces and one side surface, and the bottom area is a side area. It is formed larger than.
- a movable pressing portion that presses from the outside of the membrane member 84d in the closing portion 83a and the closing portion 88a. It is necessary to be provided, and on the wall surface on the opposite side, an irradiation fiber end portion or an irradiation end portion such as a lens for irradiating light of a trigger light source force that generates excitation light is arranged.
- the closed portion 83a is made of an elastic body and is formed of a hole through which liquid or gas can pass and a gap communicating with the hole. Then, an elastic valve element (for example, reference numerals 95 and 96 in FIG. 9 (c)) may be provided that closes the gap by pressing the gap and makes it possible to close the gap.
- an elastic valve element for example, reference numerals 95 and 96 in FIG. 9 (c)
- FIG. 9 shows a reaction vessel 91 according to a ninth embodiment.
- Fig. 9 (d) shows a perspective view of the reaction vessel 91
- Fig. 9 (a) is a front view thereof
- Fig. 9 (b) is a sectional side view thereof
- Fig. 9 (c) FIG. 10 is an enlarged sectional view of a region F shown in FIG. 9 (c).
- the reaction vessel 91 includes a cylindrical storage chamber 92 having a large diameter, a reaction chamber 93 having a rhombic prism shape on both bottom surfaces formed thinner than the storage chamber 92, and a lower side of the reaction chamber 93. And a narrow-diameter portion 94 formed to be narrower than the cylinder.
- the storage chamber 92 and the reaction chamber 93, and the reaction chamber 93 and the outside are connected to each other by a flow path 92c and a small diameter portion 94, respectively. Further, the flow path 92c and the narrow diameter portion 9
- the elastic valve body is provided as the closing portions 95 and 96 that can be closed by pressing.
- a nozzle (not shown) can be fitted and mounted in the opening 92a, and inside the storage chamber 92, below the mounting portion of the nozzle, for example, A heat insulating filter 92b is provided so as to partition the storage chamber 92.
- the lower side of the storage chamber 92 is tapered and communicates with the flow path 92c.
- a plurality of protrusions 92d are provided on the outer surface of the storage chamber 92, and the protrusions 92d can be automatically removed by a chip removal plate 93a described later.
- One of the large wall surfaces of the reaction chamber 93 is stretched with a film 97 formed of a soft material that can be deformed by pressing, and the other of the large wall surfaces is formed by the frame of the reaction vessel 91.
- the frame covering the reaction chamber 93 is provided with a recess 98 to make it thin.
- a rhombus-shaped conductive thin film 100 having a predetermined resistance value as a temperature raising and lowering body is provided on the outside of the film 97 by bonding, adhering, welding, and vapor-depositing, and both the conductive thin films 100 facing each other are provided.
- Elongated electrode films 100a and 100b are provided on the edges. Accordingly, heat is generated by passing a predetermined current between the electrode films 100a and 100b.
- the inside of the reaction chamber 93 can be efficiently heated.
- the closing portions 95 and 96 may be provided with an elastic valve body having a hole portion and a space that can be closed by pressing.
- FIG. 10 shows a chip-like reaction vessel 101 according to the tenth embodiment, which is a liquid that also serves as a cap 102 through which fluid can pass and a reaction vessel liquid introduction device that can rotate, move up and down and move horizontally.
- a reaction container mounting portion in which the chip-like reaction container 101 is mounted on the nozzle 222 of the introducing device 250 is shown.
- FIG. 10 (a) is an exploded perspective view of the reaction vessel mounting portion of the liquid introduction device 250
- FIG. 10 (b) shows the reaction vessel mounting portion of the liquid introduction device 250.
- the chip-like reaction vessel 101 is provided with a cylindrical large-diameter portion 105 and a lower side of the large-diameter portion 105, and is formed narrower than the large-diameter portion 105.
- the core 103 On the outer peripheral surface of the core 103, there are a plurality of protrusions 103a as spacers for forming a gap with the inner peripheral surface of the accommodated large diameter portion 105 or the small diameter portion 106 in the outward direction. It is provided so as to protrude.
- the gap between the outer peripheral surface of the core 103 and the inner peripheral surface of the large-diameter portion 105 corresponds to the reaction chamber.
- the space above the core 103 above the large diameter portion 105 corresponds to the storage chamber.
- the lower end of the core 103 is tapered to match the shape of the small-diameter portion 106, and the tip end portion 102a of the cap 102 is closed at the upper end of the core 103 so that fluid can pass therethrough. It has the obstruction
- the blocking portion 103b is formed in a conical shape corresponding to a hole portion 102f (see FIG. 8) that opens outward and is provided in the tip portion 102a of the cap 102.
- the cap 102 is generally hollow and substantially cylindrical, and has a base portion 102a, a tip portion 102b having an outer diameter formed narrower than the outer diameter of the base portion 102a, and the base portion 102a.
- a fitting portion 102e having an outer diameter larger than the outer diameter and capable of fitting the tip of the nozzle 222 is provided.
- the tip 102b has a rim that is in close contact with the inner surface of the opening 105a of the reaction vessel 101.
- 102c and an annular groove 102d are provided!
- the conductive thin film 105b as the temperature raising and lowering body is coated on the outer surface of the large-diameter portion 105 by adhesion, adhesion, welding, vapor deposition, or the like. As a result, the reaction chamber provided in the large-diameter portion 105 can be heated.
- FIGS. 10 (c), (d) and (e) show the conductive thin film 105b in electrical contact with the conductive thin film 105b as the temperature raising and lowering body coated on the outer surface of the chip-like reaction vessel 101.
- Terminal blocks 109 and 110 connected to an information processing device and a power supply circuit that supply current to generate heat are shown.
- the contact portion is the conductive thin film 105b.
- Heating / cooling is performed using the liquid introduction device 250 in a state where the tip-like reaction vessel 101 is mounted on the nozzle 222 to the area where the terminal blocks 109 and 110 are provided, and the tip-like reaction vessel 101 is moved to the tip-like shape.
- the reaction container 101 is attached to and detached from the liquid introduction device 250.
- the liquid introducing device 250 is slightly smaller than the outer diameter of the opening 105a and smaller than the outer diameter of the base 102a of the cap 102.
- a chip removal plate 223a having a semicircular cutout that is greatly drilled is provided.
- the chip removing plate 223a is provided so as to move in the vertical direction and to be close to and away from the axis of the reaction vessel 101 and therefore the nozzle 222.
- the liquid introducing device 250 includes cap engaging portions 247a and 247b that can engage with the step portions of the fitting portion 102e of the cap 102 so as to sandwich the fitting portion 102e of the cap 102 with vertical force. It is provided.
- the lower cap engaging portion 247a has a semicircular cutout that is larger than the outer diameter of the base portion 102a of the cap 102 and smaller than the outer diameter of the fitting portion 102e, and the upper cap.
- the engaging portion 107b has a semicircular cutout that is larger than the outer diameter of the nozzle 222 and smaller than the outer diameter of the fitting portion 102e.
- the distance between the upper cap engaging portion 247a and the lower cap engaging portion 247b is fixed, and these cap engaging portions 247a and 247b not only move up and down, but also the nozzle 222. It is provided so as to be able to approach and separate from the axis.
- FIG. 10 (c) shows a chip-like reaction vessel equipped with a cap 102 from the nozzle 222 by simultaneously lowering the cap engaging portions 247a, 47b and the tip removal plate 223a. 101, and the large-diameter portion 105 of the reaction vessel 101 is connected to the terminal block 249a, A state is shown in which a current is supplied to the conductive thin film 105b supported by a position sandwiched by 249b.
- FIG. 10 (d) shows a state in which only the chip removal plate 223a is lowered while the cap 102 is attached to the nozzle 222, and the reaction vessel 101 is removed from the cap 102.
- FIG. 10 (e) shows a state in which the reaction vessel 101 is sandwiched between the terminal blocks 249a and 249b in a state where the reaction vessel 101 is attached to the nozzle 222 via the cap 102.
- a variety of predetermined biological substances are arranged at predetermined position coordinates on the outer peripheral surface of the core 103 in association with the position in a predetermined relationship, and the suction function of the nozzle 222 Is used to introduce a solution in which the labeled biological material is suspended into the large-diameter portion 105, accelerate the reaction by the temperature raising and lowering body, and measure the luminescent state of the labeled substance from the outside. It can be used to analyze the presence, structure and properties of biological materials.
- a gap 101a surrounded by the outer surface of the core 103 and the inner surface of the wall 105c of the large diameter portion 105 is formed in the reaction chamber.
- the space 101b formed above the core 103 above the large diameter portion 105 corresponds to the storage chamber.
- the conductive thin film 105b is provided so as to cover the outer surface of the wall 105c.
- a hole 102f having a shape that can be closed by the closing portion 103b of the core 103 is formed in the tip portion 102b of the cap 102.
- the hole 102f is closed by the closing portion 103b in a state where the tip portion 102b is inserted deepest into the opening 105a of the reaction vessel 101.
- a heat insulating filter 102g is provided on the upper side of the tip 102b to prevent heat from the reaction chamber force from being transferred to the nozzle 222.
- FIG. 11 (b) shows that the tip 102b of the cap 102 is hooked on the fitting portion 102e of the cap 102 by moving the cap engaging portions 247a and 247b upward. The cap 102 is moved slightly upward. Then, the closed portion 103b of the core 103 is removed from the hole portion 102f, and the nozzle 222 communicates with the reaction vessel 101 via the heat insulating filter 102g of the cap 102.
- the small-diameter portion 106 of the reaction vessel 101 is inserted into the vessel containing the liquid, and the positional force of the cap 102 Gas is sucked by the nozzle 222 in a state where 02f is opened, so that the liquid is introduced to the space portion 101b through the small diameter portion 106 and the gap portion 101a of the reaction vessel 101. Thereafter, the tip 102b of the cap 102 is inserted into the opening 105a of the reaction vessel most deeply, the hole 102f is closed by the closing part 103b, and the tip of the small diameter part 106 is illustrated. The liquid can be sealed in the gap 10 la by inserting it into another cap that is not fitted.
- the reaction vessel 111 is attached to the lower end portion of the nozzle 222 as a rotating body included in the liquid introducing device 250 via the cap 120.
- the lens 122 as the irradiation end of the optical information measurement unit when it is transferred to the reaction measurement position by the liquid introduction device 250, the trigger light source 123 for excitation, and the optical elements such as a lens, a light distribution unit, and a filter.
- a light receiving optical system 124 including a light receiving end having a system, and a half mirror for irradiating the reaction vessel 111 with light from the irradiation end and guiding the light from the reaction vessel 111 to the light receiving end. 121.
- FIG. 12 (a) is a side view showing the reaction vessel 111.
- the reaction vessel 111 has an opening and a storage chamber 112 capable of storing a liquid, and communicates with the storage chamber 112. And a substantially thin cylindrical reaction chamber 115 formed thinner than the storage chamber 112, and an introduction flow path 113 communicating between the storage chamber 112 and the reaction chamber 115. . Therefore, the reaction chamber 115 is surrounded by two circular large bottom surfaces having a large area and one small sidewall surface.
- the introduction flow path 113 and the reaction chamber 115 are formed in layers so as to sandwich them, and the entirety thereof is provided in the translucent reaction section 114.
- the introduction flow path 113 and the reaction portion 114 are formed on a bottomed flat frame 114a, and the opening side of the frame 114a is covered with a flexible thin film 114b.
- two rectangular shapes having a predetermined resistance value as the temperature raising and lowering bodies on the two large bottom surfaces of the reaction chamber 115 and having a predetermined resistance value large enough to cover the reaction chamber 115 are provided.
- Conductive thin films 116, 117 are provided by bonding, adhering, welding, or vapor deposition, and electrode films 116a, 116b, 117a, 117b as the contact portions are provided on two opposing edges of each conductive thin film 116, 117. It has been.
- reference numeral 113a denotes a closing portion that can close the introduction flow path 113 by pressing.
- the electrode films 116a, 116b, 117a, and 117b and the terminals 118a, 118b, 119a, and 119b are respectively connected to the electrode films 116a, 116b, 117a, and 117b.
- These terminals are electrically connected to the information processing device or power supply circuit as the indicator or electromagnetic supply unit! Speak. It is provided on moving plates 118, 119 provided so as to be able to contact and separate from the reaction vessel 111.
- the moving plate 118 has a pressing portion 118c that can move further with respect to the moving plate 118 in order to close the closing portion 113a.
- the moving plate 119 has a transparent central portion 119c or a hole in order to allow the reaction chamber 115 to irradiate and receive light.
- the reaction vessel 111 serves as a rotating body of the liquid introduction device 250 so as to cover the lower end of a nozzle 222 that can suck and discharge fluid and can rotate about its axis.
- the upper inner surface of 120 is screwed with the outer surface of the screwing portion 223 of the nozzle 222.
- the nozzle 222 can prevent contact with the reaction vessel 111 to be mounted or the liquid stored therein.
- the outer surface of the cap 120 is threaded, and the reaction vessel 111 is attached to the nozzle 222 by screwing with the inner surface of the opening of the reaction vessel 111.
- a cylinder (not shown) connected to the nozzle 222 and rotatably provided with the nozzle 222 is provided inside the cylindrical member 221, and is connected to the cylindrical member 221 via a bearing (not shown). It is rotatably supported.
- a rod 224 for moving a plunger (not shown) for adjusting the pressure in the nozzle 222 up and down is provided in the cylinder.
- an end 224a having a diameter larger than the diameter of the rod 224 is provided.
- the rod 224 inserted into the rotatable cylinder is provided so that the nozzle 222 or the cylinder cannot rotate.
- the screwing portion 223 and the cap 120, and the cap 120 and the opening of the reaction vessel 111 are screwed together. It is connected. Therefore, each screwing needs to be screwed in the tightening direction by the rotation of the nozzle 222 as the rotating body.
- the reaction chamber 115 is located below the storage chamber 112. Thus, it is provided at a position farther from the axis of rotation, that is, the axis of the opening than the storage chamber 112. Therefore, the liquid dispensed by the dispensing tip by the suction and discharge of the nozzle 222 into the storage chamber 112 is rotated into the reaction chamber 115 by centrifugal force by rotating the nozzle 222 around its axis. Can be introduced.
- the reaction chamber 115 is sealed by pressing the closing portion 113a with the pressing portion 118c.
- the conductive thin films 116 and 117 which are temperature raising and lowering bodies, the light receiving optical system 124 including the light receiving end, the lens 122 which is the irradiation end, and the like have a large area of the reaction chamber 115. With two large circular walls. Therefore, heating or cooling can be performed efficiently and rapidly, sufficient excitation light can be irradiated, and a sufficient amount of light can be obtained. In addition, since the light irradiation and the light reception are performed on the same wall surface, the apparatus scale can be made compact.
- FIG. 13 shows the reaction container 111 applied to an optical information measuring unit according to another example.
- the optical information measuring unit arranges the tip end portion 128a of the optical fiber 128 as a light receiving end portion thereof at predetermined intervals along the outer surface of the cylindrical reaction chamber 115.
- the optical axis of the distal end portion 128a is determined so as to receive the directional light in the radial direction from the axis of the cylinder of the reaction chamber 115.
- the light guided by the optical fiber 128 is input to the light receiving unit 125, transmitted through a predetermined filter 127 set for each optical fiber 128, amplified by the PMT 126, converted into an electrical signal, and analyzed.
- a pressing portion 118c for pressing the closing portion 113a is provided on the moving plate 118.
- the lens 122 corresponding to the irradiation end for irradiating excitation light for exciting the fluorescent substance and the trigger light source 123 for excitation are provided so as to sandwich two wall surfaces having a large area of the reaction chamber 115. .
- the moving plate 118 and the lens 122 are provided so as to be able to contact and separate from the reaction chamber 115 by an opening / closing mechanism (not shown).
- FIG. 14 is a view showing a reaction vessel 131 according to a twelfth embodiment.
- FIG. 14 (a) is a front view showing the reaction vessel 131.
- the reaction vessel 131 has an opening and a storage chamber 132 capable of storing a liquid, and communicates with the storage chamber 132 so as to store the storage vessel 132.
- a columnar reaction chamber 135 formed thinner than the chamber 132, and an introduction channel 133 and an exhaust channel 139 communicating between the storage chamber 132 and the reaction chamber 135 are provided.
- the introduction channel 133 connects the bottom surface of the storage chamber 132 and the slightly upper part of the reaction chamber 135, and the exhaust channel 139 passes from the slightly lower part of the reaction chamber 135 to the introduction channel.
- Reference numerals 133a and 133b indicate portions that can be closed by pressing, and are provided with the elastic valve element, for example.
- the reaction chamber 135 is surrounded by two circular large bottom surfaces having a large area and one side wall surface of a small seat.
- the introduction channel 133, the exhaust channel 139, and the reaction chamber 135 are formed in layers so as to sandwich them, and the entirety thereof is provided in the translucent reaction section 134.
- the optical information measuring unit has a predetermined end 128a of the optical fiber 128 as a light receiving end along the outer surface of the cylindrical reaction chamber 135.
- the light axes guided by the optical fiber 128 are arranged so as to receive light directed in the radial direction from the axis of the cylinder of the reaction chamber 135. Is transmitted through a predetermined filter 127 set for each optical fiber 128, amplified by the PMT 126, converted into an electrical signal, and analyzed.
- the introduction channel 133, the exhaust channel 139, and the reaction chamber 135 are formed in a bottomed flat frame 134a.
- the opening side of the frame 135a is covered with a flexible film 134b.
- one large bottom surface side of the reaction chamber 135, that is, the film 134b has two rectangular shapes having a predetermined resistance value as the temperature raising and lowering body, and has a predetermined resistance value large enough to cover the reaction chamber 135.
- a conductive thin film 136 having the above structure is provided by bonding, adhering, welding or vapor deposition, and electrode films 136a and 136b are provided on the two opposing edges of the conductive thin film 136 as the contact portions.
- reference numeral 133a denotes a closing portion that can close the introduction flow path 133 by pressing.
- terminals 137a and 137b which can contact the electrode films 136a and 136b, are provided outside the conductive thin film 136, and these terminals are provided. Is provided on a moving plate 137 provided so as to be able to contact and separate from the reaction vessel 131. These terminals are electrically connected to an information processing apparatus and a power supply circuit as the instruction unit. Further, the moving plate 137 has pressing portions 138a and 138b that are further movable with respect to the moving plate 137 in order to close the closing portions 133a and 133b.
- a lens 122 as an irradiation end of the optical information measuring unit and a trigger light source 123 for excitation are provided on the bottom surface side of the reaction chamber 135 on the side opposite to the side on which the conductive thin film 136 is provided.
- the chamber 135 is irradiated with excitation light.
- the reaction chamber 135 is located below the storage chamber 132, and the rotation axis of the nozzle 222, which is a rotating body, than the storage chamber 132, that is, The storage chamber 132 is provided at a position far from the axis of the opening. Therefore, the liquid dispensed by the dispensing tip by the suction and discharge of the nozzle 222 into the storage chamber 132 is rotated in the introduction flow path 133 by centrifugal force by rotating the nozzle 222 around its axis. It can be introduced into the reaction chamber 135 through.
- the reaction chamber 135 When the liquid is introduced into the reaction chamber 135, the air in the reaction chamber 135 is exhausted into the storage chamber 132 through the exhaust passage 139, and the reaction chamber 135 is filled with the liquid. In this case, the reaction chamber 135 is sealed by pressing the closing portions 133a and 133b with the pressing portions 138a and 138b.
- FIG. 15 is a conceptual diagram showing the entire reaction measurement processing system 10 according to the example of the present invention.
- the reaction measurement processing system 10 prepares measurement preparations such as homogenization, extraction, transfer, and thinning of a suspension containing a specimen based on the liquid introduction apparatus 250 and various specimens and reagents.
- the liquid introduction device 250 has a plurality of rotatable nozzles 222 (in this example, eight stations) as a rotating body, from the tip of the nozzle 222.
- Various members are attached to the screwing part 223 provided at the upper part, and various processes such as thinning or thinning of the liquid, homogenization of the suspension, dispensing of the liquid, transfer, contamination
- the device includes screwing, fitting, fitting, and accommodation.
- the liquid introduction device 250 is covered with a plurality (in this example, 8 stations) of nozzles 222 as the rotary body and the cap 120, and the suction discharge port is In the cylinder 222a connected to the nozzle 222, a plunger (not shown), the nozzle 222 provided, a screwing portion 223 provided slightly above the lower end of the nozzle 222 to which the cap 120 is attached by screwing. And a rod 224 for sliding).
- the liquid introduction device 250 includes eight toothed pulleys 253 concentrically provided to rotate the eight nozzles 222 and the cylinder 222a about the axis thereof, and the eight nozzles 222 and the cylinder 22.
- a motor 282 for rotating a a motor shaft 283 of the motor 282; eight toothed pulleys 253; and a belt 284 spanned over the motor shaft 283.
- Reference numeral 285 denotes a roller for adjusting the tension of the belt 284.
- the motor 282, the motor shaft 283, the belt 284, and the tension adjusting rotor 285 are omitted for easy viewing. Further, in FIG. 16, the mounting of the reaction vessel 81 and the like is omitted.
- the eight rods 224 protrude in the radial direction with a diameter larger than the diameter of the rod 224 at the eight notches provided on the edge of the drive plate 254 so that the end portions 224a are hung.
- the drive plate 254 is connected to a nut portion 287 that is screwed with the ball screw 288.
- the rod 224 is always urged downward by a spring provided in the cylinder 222a. It is. Therefore, when the rod 224 moves upward, the force raised by the nut portion 287 is lowered by the spring force, not by the nut portion 287, when lowered.
- the ball screw 288 is rotationally driven by a motor 255 provided on a U-shaped support member 256, whereby the drive plate 254 and the eight rods 224 move up and down all at once.
- reference numeral 223a denotes a chip removal plate for removing the mounted dispensing tip
- the chip removal plate 223a has a support portion 223b extending downward and is screwed with the ball screw 223d.
- the ball screw 223d is rotationally driven by the motor 223e. Therefore, the tip removal plate 223a can move forward and backward with respect to the nozzle 222 by the rotation of the motor 223e.
- the motor 223e, the ball screw 223d, and thus the chip removal plate 223a can be moved up and down by a vertical movement mechanism constituted by a ball screw mechanism provided in the housing 257.
- An engagement block 247 provided with the cap engagement portions 247a and 247b is screwed into the ball screw 223f. By the rotation of the motor 223g, the cap engaging portions 247a and 247b can approach or separate from the chip removal plate 223a.
- reference numeral 223c is a flow path for connecting the pressure sensor.
- the support member 256 can be moved up and down independently of the chip removal plate 223a by a vertical movement mechanism constituted by a ball screw mechanism provided in the casing 257.
- the motor 258 rotates the ball screw.
- the magnet 289 is powered in the left-right direction in the figure to apply or remove a magnetic field from the outside of the dispensing tip attached to the nozzle 222 for moving the magnet 289.
- a magnetic means comprising a motor 259, a horizontal bar 260, a rod 261, and a magnet 289 is provided.
- the liquid introduction device 250 is provided so as to be suspended by an upward force, and uses a linear motion mechanism (not shown) so as to cover the entire region of the reaction measurement processing system 10 and other necessary regions.
- the X-axis and Y-axis moving mechanism is provided so that it can move.
- the liquid processing region 251 in Fig. 15 includes a matrix container having cartridge containers 262 having eight sample storage cells 262a for storing a suspension in which the sample is suspended, and 5 columns x 8 rows of wells.
- each of the sample storage cells 262a is provided with a barcode 262b indicating information on the sample.
- the barcode 262b is read by moving so that the barcode reading unit 263 that reads the barcode scans.
- Reference numeral 264 represents a moving mechanism of the barcode reading unit 263.
- the matrix-like container 265 includes a filter-incorporated chip row 266 for homogenizing the suspension containing the specimen and then removing contaminants by sucking and discharging the liquid, and a dispensing tip row 267.
- a container row in which the filter-containing containers 361 (or column connection containers) for homogenizing the suspension containing the specimen by rotation and removing contaminants are arranged, and a well containing reagents necessary for PCR. And is held.
- the filter built-in chip row 266 is used by being fitted to the dispensing tip row 267, and includes a filter chamber in which a filter is built, and a filter built in the filter chamber, and passes through the filter. In this way, liquid can be sucked and discharged.
- the axis of the opening to which the lower end of the nozzle 222 can be attached is the rotation axis.
- the filter chamber in which the filter is built is located farther from the axial line than the storage chamber in which liquid can be stored, and the storage chamber in which the liquid is finally provided in the test mounting / detachment is provided in the filter chamber. Is located farther from the axis. Therefore, when the nozzle 222 is rotated, the filter built-in container 361 is rotated, so that the liquid stored in the storage chamber passes through the filter chamber by rotation and is stored in the storage chamber. Reach up to.
- a line connecting the storage chamber, the filter chamber, and the storage chamber forms a substantially acute angle with the axis.
- the conductive film provided in each reaction chamber 52 is conducted and is in an exothermic state by being placed on the reaction vessel support. Shi Therefore, each reaction solution can be incubated as a pretreatment prior to the final PCR reaction.
- the reaction measurement region 252 has eight reaction containers 81 (91, 111, 131) in which target containers are introduced into the reaction chamber 85 (or 93, 101a, 115, 135) and sealed.
- a side plate provided with the conductive thin film 86 as a temperature raising and lowering body is also a moving plate 278 provided so as to be able to contact and separate from the conductive thin film 86, and the electrode films 86a and 86b which are the contact portions.
- a pressing portion provided so as to be movable with respect to the moving plate 278 in order to press the closing portion 83a and the closing portion 88a.
- a fluorescent substance is used as a labeling substance
- excitation light for obtaining optical information of the labeling substance force is obtained.
- It has an optical fiber distal end portion 275 as an irradiation end portion for irradiating light from a trigger light source 123 which is a light irradiation light source.
- a plurality of tip portions 279 of a plurality of optical fibers 277 are arranged in a small area that is a side surface of the thin cylindrical reaction chamber 85.
- the optical axis of each tip portion 279 is set so as to pass through the axis of the reaction chamber 85, and is received by each optical fiber (279), and the light received through the optical fiber 277 is received by a predetermined filter.
- a photomultiplier tube 126 is provided which transmits the light and converts it into an electrical signal for each corresponding wavelength.
- the reaction vessel 81 with its opening 82a covered with the cap 87, is further attached to the Noznore 222 and inserted into the lines 280b of the PCR unit 280 shown in FIG.
- the reaction unit 84 is inserted into the slit 280b of the PCR unit 280 while being supported by the nozzle 222 of the liquid introduction apparatus 250.
- one wall surface side that is, the wall surface side where the membrane 84d is provided is Two terminals provided at corresponding positions so as to be in contact with the electrode films 86a and 86b of the conductive thin film 86 and the closing portions 83a and 88a so as to be able to press the closing portions 83a and 88a.
- a tip end portion 275 of the optical fiber 274 as the irradiation end portion is provided on the other wall surface side so as to be movable with respect to the reaction portion 84.
- the optical fiber 274 is optically connected to the trigger light source 123.
- the moving plate 278, the pressing portion provided so as to be further movable with respect to the moving plate 278, and the distal end portion 275 of the optical fiber are collectively or relative to the reaction portion 84 by the opening / closing mechanism 281. It can be moved individually.
- the pressing portion provided on the moving plate 278 on the side surface of the reaction portion 84 provided with the film 84d protrudes in the normal direction of the plate surface of the vertical plate-like moving plate 278. It is provided, and only the pressing portion can move with respect to the moving plate.
- the PCR unit 280 has a blower 280c outside thereof. The blower 280c can blow air along the direction in which the eight reaction vessels 81 are arranged.
- the moving plate 278 having a heat insulating effect and the reaction portion 84 are separated from each other. Air is blown along the direction in which the eight reaction vessels 81 are arranged to promote heat dissipation in the reaction chamber 85. Thereby, temperature control can be performed efficiently.
- the magnitude of the current for controlling the temperature of the conductive thin film 86 of the temperature raising and lowering body, the movement or position of the moving plate 278, the timing and strength of the air blow by the blower 280c, and the pressing portion The timing, time, etc. of pressing the CPU, keyboard, switch, mouse, input device such as a communication device, display device, or peripheral device including an output device such as a CD, DVD driver, printer, etc. (not shown)
- An information processing device is provided, which is performed by inputting a signal from the input device or by program control introduced into the information processing device.
- the PCR unit or the optical information measurement unit provided in the reaction measurement region 252 is assumed to be labeled with various fluorescent substances in order to measure the amount of the target substance in the reaction chamber.
- the above-described components suitable for the reaction vessel 81 as described above there is a PCR unit or an optical information measuring unit as described with reference to FIGS.
- the optical information measurement unit irradiates the excitation light with the lens 122 as the irradiation end to irradiate the eight reaction units 114.
- light emitted from the reaction chamber 115 is received by a half mirror 121 from a plurality of light receiving positions that are the same as a predetermined plurality of irradiation positions, and is received by a light receiving optical system. It is made to input, and finally it is made to pass through a predetermined filter through a PMT (photomultiplier tube) and input.
- PMT photomultiplier tube
- the PCR unit is provided with moving plates 118 and 119 on both sides thereof, and one moving plate 119 has a central portion 119c for measuring the optical information. Further, the moving plate 118 has two terminals 118a and 118b and one pressing rod 118c, and the moving plate 119 [has two terminals 119a and 119b! .
- the optical information measurement unit includes eight lenses 122 as irradiation ends for irradiating the eight reaction vessels 111 and the excitation light.
- the light source 123 has a trigger light source 123, and the light emitted in the reaction chamber 115 is received by the tip portions 128a of a plurality of optical fibers 128 provided in the vicinity of the side surface of the thin cylindrical reaction chamber 115,
- the light receiving unit 125 the light transmitted through a predetermined filter 127 provided for each optical fiber 128 is converted into an electrical signal by the PMT 126 and analyzed.
- the optical axis of each of the tip portions 128a is set so as to pass through the axis of the cylinder.
- the moving plate 118 has one pressing portion 118c and two terminals 118a and 118b.
- the optical information measurement unit irradiates the lens 122 as an irradiation end for irradiating the eight reaction vessels 131 and the excitation light.
- the light emission in the reaction chamber 135 is received by the tip portions 128a of a plurality of optical fibers 128 provided in the vicinity of the small-area side surface of the thin cylindrical reaction chamber 135.
- the moving plate 138 includes two pressing portions 118c and two terminals 118a and 118b.
- FIG. 17 shows a specific example of the trigger light source 123 and the light receiving unit 125.
- the trigger light source 123 includes a rotating plate 303 that supports a bundle of optical fibers 274 extending to each irradiation end of each of the eight reaction portions 84, and a hole formed at a position corresponding to the bundle of optical fibers 274.
- a support plate 306 arranged at equal intervals, and a shaft 308 that supports the rotation plate 303 and the rotation plate 304 so that the rotation plate 303 and the rotation plate 304 are rotatably supported while the support plate 306 is rotatably supported. have.
- the trigger light source 123 light from four types of light sources that generate laser beams having a plurality of types of wavelengths are switched over time, and all the eight reaction chambers 85 are simultaneously transmitted at the irradiation end. Can be irradiated with light.
- the trigger light source 123 has the light source selector.
- the light receiving unit 125 includes a support plate 309 that supports eight optical fibers 277 extending to the respective light receiving end portions of the eight reaction chambers 85 so as to be arranged at predetermined intervals, and the support plate.
- a rotating plate 310 having a hole 311 having an area corresponding to the diameter of the optical fiber 277 on a circumference corresponding to the arrangement position of the optical fibers 277 of 309, and rotating independently of the rotating plate 310
- the rotating plate 312 provided with a plurality of types (four types in this example) of optical filters 313 and the support plate 309 cannot be rotated, and the rotating plate 310 and the rotating plate 312 are independently provided.
- a shaft 314 that is rotatably supported.
- the light receiving unit 125 corresponds to a light receiving position selection unit and an optical filter selection unit.
- the trigger light source 123 rotates by a predetermined angle in a state where the rotating plate 303 and the rotating plate 304 are connected, thereby providing four types of light sources.
- each reaction chamber 85 of each of the eight reaction vessels is irradiated with one type at a time.
- the fluorescence excited in the reaction chamber 85 of each reaction vessel 81 is guided from the light receiving end portion 276 to the light receiving portion 125 via the optical fiber 277 to the narrow wall portion of each reaction chamber 85.
- the rotating plate 310 sequentially rotates the rotating plate 310 one turn within the duration of the fluorescence while the one kind of excitation light is irradiated, thereby sequentially forming the eight reaction vessels 81.
- the rotating plate 312 is rotated once so that four types of optical filters 313 are formed.
- the light is introduced sequentially into the PMT126. This operation is performed sequentially for the four types of excitation light.
- FIG. 18 shows a trigger light source 333 and a light receiving unit 335 according to another embodiment.
- the trigger light source 333 is a tip of an optical fiber as an irradiation end of the eight reaction units 84.
- a support plate 317 supporting eight optical fibers 274 extending to the end portion 275 so as to be arranged at a predetermined interval, and a circumference corresponding to the arrangement position of each of the optical fibers 274 on the support plate 317;
- a rotating plate 318 having a hole 319 having an area corresponding to the diameter of the optical fiber 274, and light from a plurality of types (in this example, four types) of light sources provided to be rotatable independently of the rotating plate 318.
- the trigger light source 333 has the light source irradiation position selection unit.
- the light receiving unit 335 includes a support plate 323 that supports eight optical fibers 277 extending from the light receiving end portions 276 of the eight reaction chambers 85, and the support plate 323. A plurality of (four in this example) holes having positions and sizes corresponding to the bundle of optical fibers 277 are drilled, and a shaft 326 that rotatably supports four types of optical filters 325 is provided. . Therefore, the light receiving unit 335 has the optical filter selection unit.
- the rotating plate 318 is intermittently rotated around the rotating plate 318 by exciting light for fluorescence emission of four types of light source power. Excitation light is guided through the optical fiber 274 to each reaction chamber 85 of each of the eight reaction vessels 81 through the hole 319 provided in the optical fiber. Then, the fluorescence excited in each reaction chamber 85 irradiated with the excitation light is guided to the light receiving unit 335 via the optical fiber 277. While the fluorescence from the one reaction chamber 85 continues, the rotating plate 324 is sequentially rotated, so that the four types of optical filters 325 are sequentially passed through the photomultiplier tube 126.
- the reaction measurement region 252 further accommodates the reaction container 81, thereby accommodating eight series of containers corresponding to the rotating body that accommodates and rotates the reaction container 81.
- It has a rotary introduction device 300 for introducing a liquid provided with an accommodation unit 344.
- the rotation introducing apparatus 300 for introducing a liquid includes a casing 301 in which eight container accommodating portions 344 are accommodated, and a reaction container 81 to be rotated, which is formed in the upper portion of the casing 301, and the container accommodating portion. And a slit portion 343 for easily accommodating a protruding portion such as the reaction portion 84 of the reaction vessel 81.
- FIG. 19 (a) is a plan view of the eight container storage portions 344 provided in the casing 301.
- the container housing part 344 is provided with a recess 345, and the reaction container to be housed This is the part where 81 reaction parts 84 are inserted.
- FIG. 19 (b) is a front sectional view of the container housing portion 344 that houses the reaction vessel 81 conceptually represented.
- FIG. 19 (c) shows a cross-sectional side view of the casing 301 of the liquid introducing rotary accommodating device 300 and the container accommodating portion 344 provided therein.
- the container accommodating portion 344 is rotated in a state where the reaction container 81 is accommodated.
- the rotation axis of the container accommodating portion 344 is provided so as to penetrate the accommodated container. According to the present embodiment, since the liquid introducing rotary accommodating device 300 is provided in addition to the liquid introducing device 250, the processing can be performed efficiently.
- Real-time PCR is a method for measuring the concentration of nucleic acid using a nucleic acid probe. For example, when a nucleic acid probe labeled with a fluorescent dye is hybridized to a target nucleic acid, the emission of the fluorescent dye decreases to a degree that depends on the type and sequence of the base to which the fluorescent dye is bound.
- a specimen having a suspension force in which a living tissue such as skin obtained from eight patients and the like is suspended is accommodated in advance.
- the wells 69 and the cartridge container 70 contain, for example, reagents necessary for PCR, DNA polymerase, reaction buffer solution, fluorescent reagents, primers, and other reagents in advance.
- Eight dispensing tips are fitted together by pushing down the nozzle 222 of the liquid introduction device 250 against eight dispensing tips held in a tip rack (not shown) by a lifting mechanism (not shown).
- the biological tissue which is a solid substance contained in the suspension, is crushed or homogenized to the cellular level by repeatedly aspirating and discharging the specimen contained in the cartridge container 262 all at once.
- the suspension moves to the position of the third row from the left, and the suspension contained in the dispensing tip is discharged into the respective storage chambers of the eight filter built-in containers 361.
- the lower end of the nozzle 222 is inserted into the opening of the storage chamber and attached.
- the filter built-in containers 361 are lifted up above the matrix-shaped containers 265 and the eight nozzles 222 are rotated at the same time to rotate the filter built-in containers 361 together with the nozzles 222.
- the homogenized suspension stored in the storage chamber of the filter built-in container 361 passes from the storage chamber through the filter in the filter chamber to the storage chamber by centrifugal force due to rotation. Moving. With this filter, the contaminants are captured, and a solution containing the target DNA free of contaminants is obtained in the storage chamber.
- the filter chamber force of the filter built-in container 361 is removed, a dispensing tip is attached, the solution is sucked, and the solution containing the target DNA is, for example, the well of the matrix container 265.
- the reagent is aspirated from a predetermined well 270a of the cartridge container 270 containing a necessary reagent, for example, a probe labeled with a specimen or a fluorescent substance, a ligation reaction reagent, or the like according to the processing purpose.
- the solution is discharged into the well 269 and mixed with the necessary reagents.
- the solution in the well 269 is aspirated with the attached dispensing tip.
- the nozzle head of the liquid introduction device 250 is moved to move the eight nozzles 222 to a tip rack (not shown), and the lifting mechanism of the nozzle 222 is operated to operate the tip rack. Insert the nozzle 222 into the eight unused dispensing tips 350 held in the box, and fit them.
- the dispensing tips 350 are moved to the eight wells 269, and the respective solutions 360 accommodated in the wells 269 are simultaneously put into the eight unused dispensing tips 350. Suction.
- the holding rack 271 holds. It is transferred to the eight reaction vessels 351 that are held, and the solution 360 is discharged into the respective storage chambers 352.
- the eight dispensing tips 350 are removed from the nozzle 222 of the liquid introducing device 250 by the tip removing plate 223a and discarded.
- the liquid introduction device 250 moves to the position of the holding rack 271 in which the eight caps 120 are accommodated, and the nozzles 222 in the eight caps 120 are moved all at once. By inserting and rotating the nozzle 222, the eight caps 120 are attached to the screwing portions 223.
- the nozzle head of the liquid introduction apparatus 250 is moved to a position where the reaction vessel 351 of the holding rack 271 is held, and the nozzle 222
- the cap 120 attached to the reaction vessel 351 is inserted into the opening 352a and the storage chamber 352 of each reaction vessel 351 in which the solution 360 is accommodated, and the nozzles 222 are rotated at the same time, whereby the reaction vessel 351 Is attached to the cap 120 by screwing.
- the nozzle 222, and thus the nozzle 2 in the same rotational direction as the rotation for screwing at the cap 120 and the opening 352 a.
- the reaction vessels 351 attached to 22 are simultaneously rotated at a high speed.
- the reaction vessel 351 When the reaction vessel 351 is accommodated in the holding rack 271, the reaction chamber 355 is held in a state where it is inserted into a slit-like space provided in the holding rack 271. Therefore, the reaction vessel 351 does not rotate during the rotation of the nozzle 222.
- the solution 360 stored in each of the storage chambers 352 moves to the reaction chamber 355 through the introduction channel 353 by centrifugal force. It is introduced into the reaction chamber 355. At that time, the air in the reaction chamber 355 is exhausted to the storage chamber 352 through the exhaust passage 358.
- reaction vessel 351 in which the solution is introduced into the reaction chamber 355 is transferred to the PCR unit 280 by the liquid introduction device 250 with the cap 120 in place, and the holes 280a of the PCR unit 280 are transferred. And the slit 280b is held so as to be supported.
- the moving plate is moved closer to the reaction chamber 355 by the opening / closing mechanism 281 and provided so as to be movable with respect to the moving plate.
- the pressing part is used as an ambassador to the corresponding closing part 353a, 358a by the opening / closing mechanism 281.
- the closed portion is pressed and the inside of the reaction chamber 355 is sealed at the same time.
- the surface on the approaching side of the moving plate was bonded, adhered, welded or vapor-deposited to the outside of the flexible film 354b provided on the opening side of the frame 354a forming the reaction part 354.
- the terminals electrically connected to the power supply circuit or the like provided on the moving plate are simultaneously moved and brought into contact with the electrode film of the reaction section 354 by the opening / closing mechanism 281.
- a predetermined current which is an electrical signal from the information processing apparatus or the power supply circuit as the instruction unit or the electromagnetic supply unit, is caused to flow through the conductive thin film 356 to generate heat.
- the temperature is controlled based on the PCR method by adjusting the current magnitude.
- the conductive thin film 356 that is the temperature raising and lowering body is provided directly in each reaction chamber 355, it has a faithful response to temperature changes and high efficiency.
- a container for PCR can be provided.
- excitation light that excites a fluorescent substance, which is a labeling substance used in each reaction chamber 355 is supplied to the trigger light source 123.
- the light from the light source having the wavelength selected by the rotating plate 304 is irradiated into the reaction chambers 355 simultaneously through the optical fiber 274 and the lens 122 which is each irradiation end.
- the light receiving unit 125 sequentially selects light emitted from the light receiving end portions 276 at the respective light receiving positions for the eight reaction chambers 355 by the rotating plate 310, and intermittently rotates the rotating plate 310.
- the above operation is measured by changing the light received from all reaction chambers 355 into electrical signals for all four types of light wavelengths.
- the amount of the target DNA can be measured by measuring the emission intensity of the fluorescent substance in real time.
- the suspension containing the specimen is homogenized and the suspension is homogenized. Then, a solution containing the target DNA is extracted, and the solution in which various reagents are mixed with the DNA is thinned, and the thinned solution provides accurate, responsive, temperature-controlled optical information. Can be performed efficiently and consistently with a compact device.
- the force using an aluminum thin film coated with an aluminum oxide thin film as shown in Fig. 1 (f) as the conductive thin film is not limited to this case.
- various conductive thin films such as oxide tin can be used.
- the reaction container is attached to the nozzle 222 serving as a rotating body so that the liquid stored in the storage chamber is introduced into the reaction chamber.
- the reaction container 351 is attached to the nozzle 222 of the liquid introduction apparatus 250 in the container accommodation portion 344 of the liquid introduction rotary accommodation apparatus 300, and the reaction container 351 is introduced into the liquid introduction mechanism.
- each container housing portion 344 of the rotary housing device 300 for use and rotated.
- the movement of the liquid introducing device 250 is simplified by using the liquid introducing rotary accommodating device 300.
- the tip-like reaction container 101 is attached to the nozzle 222 of the liquid introduction apparatus 250 via the cap 102, thereby using the suction / discharge function of the nozzle 222 which is not a rotating body. Then, the liquid may be introduced into the gap 101a as the reaction chamber.
- the liquid introduced into the gap portion 101a reacts with the gap portion 101a sealed, and then the cap engagement portions 247a and 247b are slightly above the chip removal plate 223a.
- the nozzle portion 222f By opening the hole portion 102f by moving the nozzle portion 222f, the nozzle 222 and the gap portion 101a communicate with each other, the sealed state is released, and the nozzle 222 passes through the small-diameter portion 106.
- the product can be collected by discharging it.
- a gear mechanism can be used as a nozzle rotation mechanism instead of a belt mechanism.
- the shape of the reaction vessel is not limited to that described above, and the storage chamber portion may not be cylindrical, but may be prismatic or spherical. Further, the force described in the example in which the cap is attached to the nozzle may be directly attached to the nozzle without the cap.
- the rotation mechanism and suction / discharge mechanism of the liquid introduction device 250, the number of nozzles and the number of various containers are not limited to the above description. The number of nozzles and containers may be one or other than eight.
- the filter is used to remove impurities in the suspension, but may be used to capture the target substance.
- the rotation support shaft may be provided not only along the axis of the opening 82a of the storage chamber 82 as shown in FIG. 8, but also in parallel with the axis of the opening 82a. Since the rotation support shaft is a part of the container, the rotation of the container around the rotation support shaft in this case also corresponds to the rotation of the container.
- the optical information measurement unit in Fig. 17 has been described, but the optical information measurement unit in Fig. 18 may be used.
- the conductive thin film is provided on one side of the reaction chamber, it may be provided on both sides.
- a cooling unit may be used in which a refrigerant flows through the flow path instead of the blower.
- the examples have been given mainly for the thinning of the liquid. However, the liquid can be thinned.
- each of the above reaction vessels, temperature raising and lowering bodies, storage chambers, reaction chambers, flow paths, reaction sections, rotating support shafts, conductive thin films, films, frames, electrode films, contact sections, walls, dispensing The chip, light measurement unit, cap, various containers, reagents, nozzles, heating / cooling unit and other components, liquid introduction mechanism, and various mechanisms can be arbitrarily combined while being appropriately deformed.
- the present invention relates to a reaction vessel and a reaction control device according to the present invention.
- the present invention mainly includes, for example, biological materials such as DNA, RNA, mRNA, rRNA, tRNA, and plasmids, particularly genetic materials.
- the present invention can be used for analysis and testing that handle various DNAs such as PCR and real-time PCR. Explanation of symbols
- Liquid introduction device Liquid introduction mechanism
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Clinical Laboratory Science (AREA)
- Pathology (AREA)
- Hematology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Robotics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Control Of Temperature (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006539310A JPWO2006038643A1 (ja) | 2004-10-06 | 2005-10-05 | 反応容器、および反応制御装置 |
EP05790543A EP1801196A4 (en) | 2004-10-06 | 2005-10-05 | REACTION TANK AND REACTION CONTROL MODULE |
US11/664,980 US8445265B2 (en) | 2004-10-06 | 2005-10-05 | Reaction vessel and reaction controller |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-294316 | 2004-10-06 | ||
JP2004294316 | 2004-10-06 |
Publications (1)
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WO2006038643A1 true WO2006038643A1 (ja) | 2006-04-13 |
Family
ID=36142715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/018419 WO2006038643A1 (ja) | 2004-10-06 | 2005-10-05 | 反応容器、および反応制御装置 |
Country Status (5)
Country | Link |
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US (1) | US8445265B2 (ja) |
EP (2) | EP2615160A1 (ja) |
JP (2) | JPWO2006038643A1 (ja) |
TW (1) | TWI374933B (ja) |
WO (1) | WO2006038643A1 (ja) |
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Also Published As
Publication number | Publication date |
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TWI374933B (en) | 2012-10-21 |
JP2011250803A (ja) | 2011-12-15 |
JP5236056B2 (ja) | 2013-07-17 |
EP2615160A1 (en) | 2013-07-17 |
JPWO2006038643A1 (ja) | 2008-08-07 |
TW200624562A (en) | 2006-07-16 |
EP1801196A1 (en) | 2007-06-27 |
US20090298160A1 (en) | 2009-12-03 |
EP1801196A4 (en) | 2011-06-15 |
US8445265B2 (en) | 2013-05-21 |
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