WO2006098297A1 - 検体採取液容器 - Google Patents
検体採取液容器 Download PDFInfo
- Publication number
- WO2006098297A1 WO2006098297A1 PCT/JP2006/304954 JP2006304954W WO2006098297A1 WO 2006098297 A1 WO2006098297 A1 WO 2006098297A1 JP 2006304954 W JP2006304954 W JP 2006304954W WO 2006098297 A1 WO2006098297 A1 WO 2006098297A1
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- WO
- WIPO (PCT)
- Prior art keywords
- collection liquid
- container
- liquid container
- sample
- cylindrical container
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/02—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving viable microorganisms
- C12Q1/04—Determining presence or kind of microorganism; Use of selective media for testing antibiotics or bacteriocides; Compositions containing a chemical indicator therefor
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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
-
- 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
- B01L3/5082—Test tubes per se
- B01L3/50825—Closing or opening means, corks, bungs
-
- 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
- B01L2300/04—Closures and closing means
- B01L2300/041—Connecting closures to device or container
- B01L2300/042—Caps; Plugs
-
- 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
- B01L2300/0681—Filter
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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
- B01L2400/0481—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure squeezing of channels or 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
- B01L2400/00—Moving or stopping fluids
- B01L2400/06—Valves, specific forms thereof
- B01L2400/0677—Valves, specific forms thereof phase change valves; Meltable, freezing, dissolvable plugs; Destructible barriers
- B01L2400/0683—Valves, specific forms thereof phase change valves; Meltable, freezing, dissolvable plugs; Destructible barriers mechanically breaking a wall or membrane within a channel or chamber
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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
- B01L3/0241—Drop counters; Drop formers
- B01L3/0272—Dropper bottles
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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
- B01L3/5029—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures using swabs
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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
- B01L3/5082—Test tubes per se
Definitions
- the present invention relates to a specimen collection liquid container for testing bacteria such as viruses. More specifically, when preparing a sample collection solution to be dropped into a reaction reagent container for detecting viruses such as influenza, the sample collection solution container has a structure that allows the examiner to prevent the risk of contamination and infection by the virus. About.
- influenza antigen test kits that can be tested at the bedside have been used as one of the virus antigen tests for influenza and the like. Furthermore, the detection kit can quickly detect influenza type A / ⁇ type.
- a detection kit generally uses an immunochromatography method, a flow-through method, a vaginal method, or the like. In either method, a sample collection solution prepared from a sample collected in advance from a patient is dropped into a reaction reagent container, for example, a reaction reagent cassette.
- a container for preparing such a specimen collection liquid a container in which a cap of a cap with a pre-filled solution is replaced with a dropping port cap and dropped can be cited (Japanese Patent Laid-Open No. 2004-109015). Issue gazette).
- a sample processing solution is first prepared in a squeeze tube, and then a sample is processed by immersing a cotton swab from which the sample is collected in the sample processing solution to prepare a sample collecting solution.
- a dripping port cap (dropping tip) is fitted into the squeeze tube, the squeeze tube is inverted, and a sample is dropped from the dropping port cap (dropping tip) to the specimen dropping part of the reaction reagent container.
- the sample collection liquid container can be used as a dripping container as it is.
- a uniformly extracted solution with little variation from sample to sample can be added to the reaction reagent. If a filter is attached to the dripping cap (dropping tip), clogging will not occur even if highly viscous pus or solids are contained. However, in this case, if the dropper cap (droplet tip) is attached, but the sample collection liquid adheres due to splashing around, or if the dropper cap is small, the examiner will be infected with the virus. The risk of getting infected is significantly increased.
- an object of the present invention is to provide a sample collection liquid container that eliminates the drawbacks of contamination, risk of infection by an examiner, and complicated workability.
- Another object of the present invention is to provide the specimen collection liquid container in which the container can be easily removed from the stand rack.
- Another object of the present invention is to provide the above-described sample collection liquid container that allows easy preparation of a sample liquid.
- Another object of the present invention is to provide the above-described sample collection liquid container that can prevent scattering of the sample collection liquid.
- the present invention is slidably inserted into a cylindrical container in order to provide a cylindrical container having an open upper end and a lower end, and a liquid-tight solution chamber in the cylindrical container.
- a sample collection liquid container having a stopper and an opening cap that is detachably attached to the upper end of the cylindrical container, and having an adapter that is liquid-tightly attached to the lower end of the cylindrical container.
- the container has an inner diameter at the lower end that is slightly larger than the outer diameter of the stopper.
- the adapter accommodates a stopper that is pushed down when the dissolution chamber of the cylindrical container is pressed, and the inner wall between the lower end inner wall of the cylindrical container and the outer surface of the stopper.
- the specimen collection liquid container is characterized in that a gap is formed between the two and a dropping port is provided at the lower end.
- the specimen collection liquid container of the present invention traps a high-viscosity liquid upward adjacent to the dropping port.
- a filter is provided.
- the sample collection container of the present invention is provided with a drop port cap that is detachably attached to the drop port.
- the specimen collection liquid container of the present invention is slidably inserted with a stopper, and further has a dripping port. It is possible to prevent such risks. It is also possible to reduce the complexity of the operation.
- such a specimen collection liquid container is arranged in a standing state on a paper stand rack such as a test tube stand, and is stored in an outer box (packaging box) that opens upward. ing. When performing an inspection, the operator picks up the upper side exposed from the stand rack of the container.
- the containers are regularly arranged upright in a state of being close to each other so that a plurality of the containers are stored in a good packing in the outer box.
- the opening of the stand rack is slightly larger than the outer shape of the container body so that there is a slight margin on the side when the container is stored in the stand rack, or the container
- the container is stored in a stand rack so that the container can be lifted, and the device is devised to give freedom in the alignment of the container.
- the container is placed again on the stand rack for a predetermined time in order to increase the accuracy of the test, or the same container is used to perform two or more types of tests in the same container.
- the sample collection solution or sample is scattered or oozed out near the lower end of the cap where the operator's finger can easily touch. There was a problem that drops could remain, increasing the risk of operator infection.
- the present inventor has made it easy to remove the container from the stand rack in the cylindrical container, and the cap and the container book.
- the idea is to avoid the risk of infection by attaching and removing the cap at a position away from the side border (cap bottom) when opening the body and the gripping part necessary for opening.
- the present inventors have found that a cap having a knob portion on the surface is provided in the sample collection liquid container, and have reached the present invention.
- the present invention has a cylindrical container having an opening for introducing a specimen sample into a lysate at the upper end, and an opening cap that is detachably attached to the opening of the cylindrical container.
- a specimen collection liquid container characterized in that auxiliary means for taking out the container extending to the upper end and z or the lower end of the specimen collection liquid container is provided.
- the examiner can easily remove the sample collection liquid container from the storage box. At the same time, it can prevent the risk of contamination and infection by viruses.
- the cotton swab from which the specimen is collected is immersed in the specimen treatment liquid (dissolution solution) with one hand, and the cotton ball portion is removed from around the cylindrical container. While holding with your fingers, rotate the swab several times to extract the sample. Next, the cotton swab is taken out while squeezing the liquid by pressing the cotton ball part strongly below the neck of the cylindrical container and above the liquid level to obtain a sample solution.
- the specimen treatment liquid dissolution solution
- the sample contains mucous substances and they are attached to the cotton swab
- the cotton ball portion is held between fingers around the cylindrical container with other fingers.
- Another object of the present invention is to provide a specimen collection liquid container that can easily prepare a sample liquid.
- the present invention is slidably inserted into the cylindrical container in order to provide a cylindrical container having an open upper end and a lower end, and a liquid-tight solution chamber in the cylindrical container.
- the cylindrical container has an adapter whose inner diameter at the lower end is slightly larger than the outer diameter of the stopper, and accommodates the stopper that is pushed down when the dissolution chamber of the cylindrical container is pressed from the outside, and A gap is formed between the bottom inner wall of the cylindrical container and the outer surface of the stopper.
- the sample collection liquid container is characterized in that auxiliary means for urging dissolution or extraction of the sample sample in the lysis solution chamber is provided inside the cylindrical container.
- the sample solution can be easily prepared by providing an auxiliary means for promoting the dissolution or extraction of the specimen sample in the lysis solution chamber.
- a filter is provided in the inner tube portion of the adapter adjacent to the dripping port, and the filter removes impurities in the sample collection liquid, and Excluding viscous material.
- the stopper is usually made of rubber or an elastomer and is made of a material, the stopper is blocked during storage of the sample collection liquid container, that is, the material sticks between the materials.
- the side of the cylindrical container is squeezed for fluid communication and the internal pressure of the container is suddenly increased, blocking is suddenly released, and the stopper slides with that force to drop the sample onto the reaction reagent. Therefore, there is a problem that the sample collection liquid may be scattered like a water gun when performing the communication operation.
- the present invention provides a stopper that is slidably inserted into a cylindrical container in order to provide a cylindrical container having an open upper end and a lower end and a liquid-tight solution chamber in the cylindrical container. And an opening cap that is detachably attached to the upper end of the cylindrical container, and an adapter that is liquid-tightly attached to the lower end of the cylindrical container.
- the adapter whose inner diameter is slightly larger than the outer diameter of the stopper, accommodates a stopper that is pushed down when the dissolution chamber of the cylindrical container is pressed, and between the lower end inner wall of the cylindrical container and the outer surface of the stopper.
- a filter is provided in the inner cylinder part of the adapter adjacent to the dripping port.
- the hole diameter is about 0.1 zm to about 20 zm, and the thickness is It is a specimen collection liquid container characterized by being a continuous porous body having a thickness of about 1. Omm to about 6. Omm.
- the dropping port has a hollow groove having a diameter of about 0.5 mm to about 2 mm and a length of about 6 mm to about 15 mm. Further, the amount of the liquid filled in the dissolution chamber is: About 0.:! ⁇ 2. OmL is preferred. Furthermore, it is preferable that a dripping port cap is detachably attached to the dripping port.
- the specimen collection liquid container of the present invention is slidably inserted with a stopper and further provided with a dripping port. It is possible to prevent such risks. It is also possible to reduce the complexity of the operation. Further, the sample collection liquid container of the present invention is provided with auxiliary means for taking out the container extending to the upper end and / or the lower end of the sample collection liquid container, thereby facilitating the removal of the container from the stand rack, and the cap and the container. The risk of infection can be avoided by attaching and detaching the cap with the gripping part necessary to open the side boundary (cap bottom) at the time of mounting of the main unit away from it.
- the present invention it is possible to easily prepare the sample solution by providing auxiliary means for promoting the dissolution or extraction of the specimen sample in the solution solution chamber. Further, in the present invention, when the sample is dropped onto the reaction reagent by selecting the pore size and thickness of the filter, the aperture size and length of the dropping port, and the liquid filling amount, Can be solved.
- FIG. 1 is a longitudinal sectional view showing a state before use of an example of a sample collection liquid container of the present invention.
- FIG. 2 is a longitudinal sectional view showing a state during adjustment of dissolution of the sample collection liquid container shown in FIG.
- FIG. 3 is a schematic view showing a state when the sample collection liquid container shown in FIG. 1 is dropped.
- FIG. 4 is a longitudinal sectional view showing an example of a sample collection liquid container of the present invention.
- FIG. 5 is a front view of the sample collection liquid container shown in FIG. 4.
- FIG. 6 is a side view of the sample collection liquid container shown in FIG.
- FIG. 7 is a top view of a knob portion of the sample collection liquid container shown in FIG.
- FIG. 8 is a schematic view of taking out the sample collection liquid container of the present invention from the storage box by hand.
- FIG. 9 A longitudinal sectional view showing a state before use of another specimen collection liquid container of the present invention.
- FIG. 10 is a cross-sectional view taken along line AA in FIG.
- FIG. 10 is a longitudinal sectional view showing a state at the time of dissolution preparation of the sample collection liquid container shown in FIG. FIG. 12]
- FIG. 10 is a schematic view showing a state when the sample collection liquid container shown in FIG. 9 is dropped.
- FIG. 13 is a longitudinal sectional view showing another embodiment of auxiliary means for promoting dissolution or extraction of a specimen sample of the present invention.
- FIG. 15 is a schematic diagram showing a state when the sample collection liquid container shown in FIG. 4 is dropped.
- FIG. 1 is a vertical cross-sectional view of a sample collection liquid container of the present invention
- FIG. 2 is a vertical cross-sectional view showing a state in which a cotton swab obtained by collecting a sample from an opening is inserted into the sample collection liquid container of the present invention
- Fig. 3 shows that the solution chamber of the cylindrical container of the sample collection liquid container in Fig. 1 is pressed from the outside, the stopper is pushed down, and the sample collection liquid passes through the gap between the inner surface of the cylindrical container and the outer surface of the stopper.
- FIG. 3 is a schematic diagram showing a state where a dropping loca is dropped.
- the specimen collection liquid container 1 of the present invention is a cylindrical container having an open upper end and a lower end.
- the stopper 3 slidably inserted into the cylindrical container 2 and the upper end of the cylindrical container 2 are detachable. It has an opening cap 4 that can be attached, and an adapter 5 that is liquid-tightly attached to the lower end of the cylindrical container 2.
- the cylindrical container 2 usually has an opening capable of being screwed with an opening cap 4 at the upper end, and has a portion whose inner diameter is slightly larger than the outer diameter of the stopper 3 at the lower end. Further, the adapter 5 can be placed inside the lower end portion.
- the cylindrical container 2 has a slidable stopper 3 inserted near the lower end thereof, and a cap 4 is detachably attached to the upper end thereof.
- a solution chamber 7 is formed in the cylindrical container 2.
- the solution chamber 7 is filled with a solution that dissolves the sample (nasal swab, nasal aspirate, throat swab, etc.).
- the solution is water, and a surfactant is added to enhance the reactivity with the specimen when dropped into the reaction reagent. Further, sodium azide or the like is added as a preservative.
- the cylindrical container 2 In order to extrude the sample collection liquid processed in the cylindrical container 2, the cylindrical container 2 is pressed from the outside, and the cylindrical portion of the cylindrical container 2 is deformed so as to be relative to the amount of the dissolved solution.
- the volume of the solution chamber is not necessarily reduced, and operations such as increasing the internal pressure by compressing the gas in the solution chamber pushed out by other physical means may be performed.
- the cylindrical container 2 has a transparency and flexibility in which the state in the container can be confirmed and does not whiten even when repeatedly pressed, such as polyethylene, polypropylene, chloride. Bull resin or the like is preferably used.
- the stopper 3 generally has a cylindrical shape that is inclined during manufacture and long-term storage so as not to impair liquid-tightness, and preferably has a small length (dimension). It is in close contact with the inner wall of the cylindrical container 2. However, when the stopper 3 slides and moves toward the lower end of the cylindrical container 2, a gap is formed between the stopper 3 and the inner wall. This void is not blocked even when the deformation of the dissolution chamber of the cylindrical container is released.
- the stopper 3 normal butyl rubber, halogenated butyl rubber, butadiene gel Forces including elastic materials such as rubber, isoprene rubber, isobutylene rubber, thermoplastic elastomer, etc. Usually, a thermoplastic elastomer is used.
- the stopper 3 may be provided with an annular rib.
- the opening cap 4 is detachably attached to the cylindrical container 2, and is usually screwed together.
- a sleeve that is joined to the inner wall of the open end of the cylindrical container is usually provided.
- the adapter 5 is a cylindrical member connected to the lower end of the cylindrical container 2, and stores the stopper 3 pushed down when the dissolution chamber 7 of the cylindrical container 2 is pressed. A gap is formed between the inner wall of the lower end of the stopper and the outer surface of the stopper 3, and a dropping port 8 is provided at the lower end. Before preparing the sample collection solution, there is usually only air in the adapter 5.
- the adapter 5 may be welded or bonded with a solvent, or may be joined in a press-fit state. Also good.
- a material polyethylene, polypropylene, ABS resin, polystyrene, BS resin, polycarbonate resin and the like are used.
- a filter 6 is provided in the lumen of the adapter 5 adjacent to the dropping port 8 and above.
- Filter 6 has a diameter enough to be trapped so that the dripping port is not clogged when the sample collected from the patient is highly viscous or contains solid matter. It is.
- the effective filtration area and the coarseness of the eyes can be freely selected.
- a material polyethylene, polypropylene, fluorine resin, nylon resin, etc., as well as the strength of using inorganic materials, etc.
- polyethylene sintered bodies are used.
- the dropping port 8 is provided with a dropping port cap 9 that is detachably attached.
- a dropping port cap 9 polyethylene, polypropylene, salt resin resin, or the like is used as a material that may be detachably attached to the drip port 8. Also, it may be formed integrally with the adapter 5.
- the diameter of the dedicated container stand may be approximately the same as the diameter of the cylindrical container 2 so that a plurality of sample collection liquid containers can be set up in the dedicated container stand.
- the cap 4 of the opening is opened with the cap 4 facing upward, and a collection rod such as a cotton swab to which the sample collected from the patient is attached is Opening force Insert the sample into the dissolution chamber of the cylindrical container 2 and dissolve and extract the sample with the solution to prepare the sample collection solution.
- a collection rod such as a cotton swab to which the sample collected from the patient is attached is Opening force Insert the sample into the dissolution chamber of the cylindrical container 2 and dissolve and extract the sample with the solution to prepare the sample collection solution.
- the cap 4 is attached to the opening of the cylindrical container 2 again, and the dripping port 8 positioned on the opposite side of the container 2 is directed to the reaction reagent container.
- the stopper 3 advances downward due to an increase in internal pressure due to the pressing, and moves into the adapter 5 to be accommodated.
- the adapter 5 Between the outer surface of the stopper 4 accommodated and the inner wall of the adapter 5, there is provided a gap through which the sample collection liquid in the dissolution chamber 7 can be dropped. Therefore, the sample collection liquid can pass through this gap, be guided to the outside through the dropping port 8, and be dropped into the reaction reagent container.
- FIG. 4 is a longitudinal sectional view showing a state before use of an example of the sample collection liquid container of the present invention
- FIG. 5 is a front view showing the sample collection liquid container of FIG. 4
- FIG. 6 is a side view. It is.
- Fig. 7 is a top view of the knob.
- FIG. 8 is a schematic view in which an operator tries to take out a container from a storage box containing a plurality of sample collection liquid containers by hand.
- the specimen collection liquid container 1 of the present invention is provided with a cylindrical container 2 having an open upper end and a lower end, and a liquid-tight dissolution liquid chamber 7 in the cylindrical container. And a stopper (seal member) 3a slidably inserted into the cylindrical container 2 and an opening cap 4 detachably attached to the upper end of the cylindrical container 2. It has an adapter 5a attached to the lower end of the container 2 in a liquid-tight manner.
- the cylindrical container 2 has an opening that can be screwed with the opening cap 4 at the upper end, and usually has a portion with an inner diameter slightly larger than the outer diameter of the stopper 3a at the lower end. Further, the adapter 5a can be placed inside the lower end portion.
- the cylindrical container 2 has a slidable stopper 3a inserted near its lower end, and an opening cap 4 detachably attached to the upper end.
- a solution chamber 7 is formed in the cylindrical container 2.
- the solution chamber 7 is filled with a solution that dissolves the sample (nasal swab, nasal aspirate, throat swab, etc.).
- the lysis solution is water, and a surfactant is added to increase the reactivity with the specimen when dropped into the reaction reagent.
- sodium azide, etc. Is added.
- the cylindrical container 2 In order to extrude the sample collection liquid processed in the cylindrical container 2, the cylindrical container 2 is pressed from the outside, and the cylindrical portion of the cylindrical container 2 is deformed so as to be relative to the amount of the dissolved solution.
- the volume of the solution chamber is not necessarily reduced, and operations such as increasing the internal pressure by compressing the gas in the solution chamber pushed out by other physical means may be performed.
- the cylindrical container 2 has transparency and flexibility in which the state in the container can be confirmed and does not whiten even when repeatedly pressed, such as polyethylene, polypropylene, chloride.
- a vinyl resin or the like is preferably used.
- the stopper 3a generally has a cylindrical shape that is tilted during manufacturing and long-term storage and does not impair liquid-tightness, and preferably has a small length (dimension), and the cylindrical shape before adding a specimen. Close to the inner wall of container 2. However, when the stopper 3a slides and moves toward the lower end of the cylindrical container 2, a gap is formed between the inner wall and the stopper 3a. This void is not blocked even when the deformation of the dissolution chamber of the cylindrical container is released.
- Examples of the material of the stopper 3a include normal butyl rubber, halogenated butyl rubber, butadiene rubber, isoprene rubber, isobutylene rubber, thermoplastic elastomer, and the like. Usually, a thermoplastic elastomer is used.
- the stopper 3 may be provided with an annular rib so as to reduce the contact area with the inner wall.
- the opening cap 4 is detachably attached to the cylindrical container 2, and is usually screwed together.
- a sleeve that is joined to the inner wall of the open end of the cylindrical container is usually provided.
- the adapter 5a is a cylindrical member connected to the lower end of the cylindrical container 2, and stores the stopper 3 pushed down when the dissolution chamber 7 of the cylindrical container 2 is pressed. A gap is formed between the inner wall of the lower end of the stopper and the outer surface of the stopper 3, and a dropping port 8 is provided at the lower end. Before preparing the sample collection solution, there is usually only air in the adapter 5a. [0062] If the adapter 5a is attached to the cylindrical container 2 while maintaining liquid tightness, the adapter 5a may be welded or bonded with a solvent, or may be joined in a press-fit state. Also good. As such a material, polypropylene, ABS resin, polystyrene, BS resin, polycarbonate resin, etc., which are relatively harder (or have a higher bending elasticity) than the cylindrical container, are used.
- a filter 6a is provided in the lumen of the adapter 5a adjacent to the dropping port 8 and above.
- the filter 6a has a diameter that can be trapped to prevent clogging of the dripping port when the sample collected from the patient is highly viscous or contains solid matter. .
- the effective filtration area and the coarseness of the eyes can be freely selected.
- a material polyethylene, polypropylene, fluorine-based resin, nylon resin and the like, as well as inorganic materials and the like are used, but usually a polyethylene sintered body is used.
- the dripping port 8a is provided with a dripping port cap 9 which is detachably attached.
- a material softer than the material used for the adapter is selected as a material that may be detachably attached to the dripping port 8a.
- polyethylene, polypropylene, vinyl chloride is used. Resin or the like is used. Further, it may be formed integrally with the adapter 5a.
- the diameter of the dedicated container stand may be approximately the same as the trunk diameter of the cylindrical container 2 so that a plurality of sample collection liquid containers can be set up in the dedicated container stand.
- the opening cap 4 and / or the dripping port cap 9 has a top plate on the top surface and a peripheral wall vertically suspended from the top plate, and a cap ( 4 and 9) are preferably provided as an auxiliary for preventing slippage when rotating.
- the present invention is characterized by having a knob 41 that does not protrude outward from the outer peripheral surface provided on the top surface of the opening cap 4.
- the dropping port cap 9 also has a knob 91.
- the knob portions 41 and 91 have a length and a width so that a force such as torque can be easily applied particularly in the pulling direction and the rotating direction in order to smoothly attach and detach the cylindrical container 2 and the adapter 5.
- the size of the knob can be set freely according to the combination of reagent containers and cotton swabs packed together, and the size of the storage box.
- the knobs 41 and 91 may be provided with grooves or convex ribs perpendicular to the attaching / detaching direction in order to prevent the fingers from slipping and improve operability. Or grain Good, even if processed. In addition to these processes, any directional force may be devised to make it easier to apply a finger, such as by extending the auxiliary means to cross the cross.
- the material of the opening cap 4 provided with such a knob 41 is usually polypropylene, ABS resin, polycarbonate, annular, which is relatively harder (or has a higher bending elastic modulus) than the cylindrical container. Polyolefin, BS resin and the like are preferably used.
- the examiner by providing an auxiliary means for taking out the container extending to the upper end and Z or the lower end of the sample collection liquid container, the examiner can easily remove the sample collection liquid container from the storage box. At the same time, it can prevent the risk of virus contamination and infection (see Figure 8).
- a collection rod such as a cotton swab to which the sample collected from the patient is attached is cylindrical from the upper end opening. Insert the sample into the dissolution chamber of container 2 and dissolve and extract the sample with the dissolution solution to prepare the sample collection solution.
- the cap 4 for opening is again attached to the opening of the cylindrical container 2, and the dripping port 8 located on the opposite side of the cylindrical container 2 is directed toward the reaction reagent container.
- the stopper 3a moves downward due to the internal pressure rise due to the pressing, and moves into the adapter 5a to be accommodated.
- a space is provided between the outer surface of the accommodated stopper 3a and the inner wall of the adapter 5a so that the sample collection liquid in the dissolution chamber 7 can drip therethrough. Therefore, the sample collection liquid passes through this gap, is guided to the outside through the dropping port 8, and can be dropped into the reaction reagent container.
- FIG. 9 is a vertical cross-sectional view of the sample collection liquid container of the present invention
- FIG. 10 is a cross-sectional view of A_A in FIG.
- FIG. 11 is a longitudinal sectional view showing a state in which a cotton swab from which a sample is collected is inserted into the sample collection liquid container of FIG.
- Fig. 12 the dissolution chamber 7 of the cylindrical container of the sample collection liquid container in Fig.
- FIGS. 13A to 13C are longitudinal sectional views showing other embodiments of auxiliary means for promoting dissolution or extraction of the specimen sample in the specimen collection liquid container of the present invention.
- the specimen collection liquid container 1 of the present invention is provided with a cylindrical container 2 having an open upper end and a lower end, and a liquid-tight dissolution liquid chamber 7 in the cylindrical container.
- It has a stopper 3a slidably inserted into the cylindrical container 2 and a cap 4 that is detachably attached to the upper end of the cylindrical container 2, and is liquid-tight at the lower end of the cylindrical container 2. It has an adapter 5a attached to.
- the cylindrical container 2 has an opening that can be screwed with the cap 4 at the upper end, and has a portion with an inner diameter slightly larger than the outer diameter of the stopper 3a at the lower end. Further, the adapter 5a can be placed inside the lower end portion.
- the cylindrical container 2 has a slidable stopper 3a inserted near its lower end, and a cap 4 is detachably attached to the upper end.
- a solution chamber 7 is formed in the cylindrical container 2.
- the dissolution chamber 7 is filled with a solution for dissolving the specimen (nasal swab, nasal aspirate, throat swab, etc.).
- the lysis solution is water, and a surfactant is added to increase the reactivity with the specimen when dropped into the reaction reagent.
- azinatrium is added as antiseptic IJ.
- the cylindrical container 2 In order to extrude the sample collection liquid processed in the cylindrical container 2, the cylindrical container 2 is pressed from the outside, the cylindrical portion of the cylindrical container 2 is deformed, and the relative amount with respect to the amount of dissolved solution
- the volume of the dissolution liquid chamber 7 is not limited to be reduced, and operations such as increasing the internal pressure by compressing the gas in the dissolution liquid chamber 7 to be pushed out by other physical means may be performed. Therefore, it is preferable that the cylindrical container 2 has transparency and flexibility that can confirm the state in the container and does not whiten even when repeatedly pressed, such as polyethylene, polypropylene, and salt. Bull resin or the like is preferably used.
- the cotton swab here refers to a medical swab, specifically, a device having a non-woven fabric or the like attached to the tip of a plastic or paper rod-shaped shaft for collecting a bodily fluid sample.
- non-woven fabric materials rayon, paper, polylactic acid, cotton and the like are used.
- the present invention is characterized in that auxiliary means 21 for promoting dissolution or extraction of the specimen sample in the lysing solution chamber 7 is provided.
- auxiliary means 21 for promoting dissolution or extraction of the specimen sample in the lysing solution chamber 7 is provided.
- a cylindrical container 2 is used as the auxiliary means 21.
- the separation wall force S is formed by providing a through-hole 24 that protrudes inward and inserts a cotton swab in the center.
- a separation wall is provided on the inner wall of the cylindrical container 2.
- An annular protrusion 121 (FIGS. 9 and 10) continuously provided in the axial direction, or a helical protrusion 221 (FIG. 13 (a)) provided on the inner wall of the cylindrical container 2, On the inner wall of the container 2, there are projections 321 (Fig. 13 (b)) separated by a predetermined interval.
- the annular protrusion 121 provided in the axial direction is provided with a plurality of annular protrusions on the inner wall surface rather than the entire surface of the inner wall, and a cylindrical container is provided between the protrusions. It is preferable to leave a part that alleviates the feeling of stickiness when squeezed.
- the annular projection shown in Fig. 9 consists of four projections, but is not limited to these. In general, it is preferable that the annular protrusion is disposed at a position where the liquid surface straddles the liquid surface in accordance with the operation of the cotton ball straddling the liquid surface so that the wiping liquid can be easily removed from the cotton ball.
- a stopper with the tip of a cotton swab it is preferable to push a stopper with the tip of a cotton swab to keep a distance away from inadvertent communication.
- the height of the protrusion is preferably as low as possible so that the internal pressure can be easily increased when squeezed. Specifically, this is usually preferably about 0.:! To 0.3 mm, but can be freely selected according to the size and shape of the cotton ball as long as the wiping liquid can be removed.
- the spiral protrusion 221 is provided with about 2 to 5 spiral protrusions on the inner wall surface rather than the entire surface of the inner wall.
- This spiral protrusion is also usually placed at a position that straddles the liquid surface up and down in accordance with the movement of the cotton ball up and down across the liquid surface so that the swab can easily be wiped from the cotton ball.
- the height of the spiral mountain be as low as possible so that the internal pressure rises easily when squeezing. Specifically, this is usually preferably about 0.:! To 0.3 mm, but can be freely selected according to the size and shape of the cotton ball as long as the wiping liquid can be removed.
- the protrusions 321 separated on the inner wall at a predetermined interval are provided on the inner wall surface in a range that straddles the liquid level when the cylindrical container is erected. It is preferable that the protrusions have such a height and spacing that they can be visually confirmed from the outside without causing a sense of stiffness when squeezed.
- the protrusions spaced at a predetermined interval are usually arranged at positions where the liquid level is straddled up and down in accordance with the movement of the cotton ball across the liquid level so that the liquid can be easily wiped from the cotton ball. Preferably it is.
- the stopper with the tip of a cotton swab to keep a distance away from inadvertent communication.
- the height of the protrusions gains an increase in internal pressure when squeezed It is desirable to keep it as low as possible. Specifically, this is usually preferably about 0.:! To 0.3 mm, but can be freely selected according to the size and shape of the cotton ball as long as the wiping liquid can be removed.
- the auxiliary means 21 is provided at the lower end of the cylindrical container 2 and at the upper end of the portion holding the stopper 3.
- a protrusion 421 having a plurality of pillars 22 extending from the lower end to the upper end and having a beam 23 in the radial direction may be provided on the top of the pillar 22.
- This beam is usually placed on the surface of the liquid so that the swab moves up and down across the liquid surface so that the wipe can easily be wiped from the cotton ball.
- the stopper is pushed with the tip of a cotton swab to keep a distance away from inadvertent communication.
- the side of the beam has a space that is approximately the same as or slightly larger than that of the cotton ball so that the side of the cotton ball hits. The number and direction of the beams can be freely selected according to the size and shape of the cotton ball as long as the wiping liquid can be removed.
- the auxiliary means 21 is normally integrally formed with the cylindrical container, but may be a separate body and assembled.
- the auxiliary means 21 is preferably made of an elastic material such as an elastomer.
- the length of the auxiliary means 21 at this time is such that it cannot be tilted and removed when the cylindrical container 2 is squeezed, and it can be freely set as long as it does not obstruct the contents visually. You may do it.
- the protrusion of the auxiliary means 21 needs to have a through hole 24 that allows the swab to be inserted into the cylindrical container 2 and that allows free movement thereof.
- the cap 4 of the opening is opened and the collection rod such as a cotton swab to which the sample collected from the patient is attached is placed at the upper end. Opening force The sample is poured into the dissolution chamber of the cylindrical container 2 and moved up and down on the auxiliary means 21, and the sample is spread and dissolved and extracted with the dissolution solution to prepare a sample collection solution.
- the cap 4 is again attached to the opening of the cylindrical container 2, the dropping port 8 a located on the opposite side of the cylindrical container 2 is directed toward the reaction reagent container, and then the cylindrical
- the internal pressure rises due to the pressing, and the One 3a moves downward and moves into the adapter 5a to be received.
- a gap is provided between the outer surface of the accommodated stopper 3a and the inner wall of the adapter 5a so that the sample collection liquid in the dissolution chamber 7 can be dropped therethrough. Therefore, the sample collection liquid passes through this gap, is guided to the outside from the dropping port 8a, and can be dropped into the reaction reagent container.
- examples of the filter include a sintered body, a foam molded body, a nonwoven fabric, and a fiber laminate.
- examples of such materials include polyethylene, polypropylene, fluorine-based resins, nylon resins, and other inorganic materials, and polyethylene sintered bodies are usually used.
- the filter 6 has a pore diameter of about 0.1 ⁇ m to about 20 ⁇ m, preferably about 1.0 zm to about 10 xm, and a thickness of about 1. Omm to about 6. Omm, preferably a continuous porous body that is about 1.5 mm to about 4.5 mm.
- the filter 6 may be one sheet or a plurality of sheets. If the pore size of the filter is less than about 0.1 l x m, the dripping port may become clogged if the sample collected from the patient is highly viscous or contains solid matter. If it exceeds about 20 ⁇ , the sample collection liquid will easily pass through the filter, and will be scattered like a water gun. If the thickness is less than about 1.
- the sample collection solution in the dissolution chamber and the gas in the adapter's lumen are mixed, making it easier to pass through the finisher. It becomes easy to scatter like. If the length exceeds about 7.5 mm, the path for the filter to pass through becomes too long and complicated, and the surfactant and gas contained in the sample collection liquid are likely to be mixed to cause foaming. From the point of view, mixing of bubbles becomes conspicuous.
- the dripping port 8 has a diameter of about 0.5 mm to about 3.5 mm, preferably about 1. Omm to about 3.3 mm, and a length of about 6 mm to about 15 mm, preferably about 6 mm to about 12 mm. It is preferable to have a hollow groove. Further, the amount of liquid charged to the adapter 5 is usually from about 0.1 mL to about 2.0 mL, preferably from about 0.4 mL to about 1.5 mL.
- a dripping port cap 9 that is detachably attached is provided in the dripping port 8a.
- the dripping port cap 9 may be detachably attached to the dripping port 8a.
- a material polyethylene, polypropylene, bull chloride resin, or the like is used. Also, it can be formed integrally with adapter 5a.
- the sample collection liquid container 1 The diameter of the dedicated container stand may be substantially the same as the barrel diameter of the cylindrical container 2 so that a plurality of them can be stood.
- the drop port cap 9 may be provided with a knob portion 91.
- the cap 4 of the opening is opened with the cap 4 facing upward, and a collection rod such as a cotton swab attached to the sample collected from the patient is placed at the upper end. Opening force The sample is inserted into the dissolution chamber of the cylindrical container 2 and moved up and down on the auxiliary means 21 (not shown), and the sample is dissolved and extracted with the dissolution solution to prepare a sample collection solution.
- the cap 4 is again attached to the opening of the cylindrical container 2, the dropping port 8 a located on the opposite side of the cylindrical container 2 is directed toward the reaction reagent container, and then the cylindrical
- the internal pressure rises due to the pressing, so that the stopper 3a moves downward and moves into the adapter 5a to be accommodated.
- a gap is provided between the outer surface of the accommodated stopper 3a and the inner wall of the adapter 5a so that the sample collection liquid in the dissolution chamber 7 can be dropped therethrough. Therefore, the sample collection liquid can pass through this gap, pass through the filter 6, be guided to the outside from the dropping port 8a, and be dropped into the reaction reagent container.
- a specimen collection liquid container (Fig. 1) equipped with three types of sintered filters (High Density Polyethylene, manufactured by Filterlen) with different surface pore diameters shown in Table 1 was prepared.
- Various changes in the amount of solution (0.4 to 1. OmL), surface pore size (2.0 to 30 ⁇ m), and thickness (1.5 to 6. Omm x 5) of the solution chamber (Tables 2 to 4), the outside of the cylindrical container was squeezed by hand to confirm the presence of the water gun phenomenon during liquid communication.
- Table 5 shows the results of confirming the water gun phenomenon.
- a circle indicates that there was no water gun phenomenon at the tip of the dripping port during fluid communication, and there was no water gun phenomenon from the tip of the dripping port during fluid communication.
- ⁇ mark liquid when coming When the body is in communication, the dripping loca ⁇ liquid appears as a water gun as X.
- the sample collection liquid container of the present invention is not limited to testing for viruses such as influenza virus, but can be used for general biological testing including other pathogens.
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- Genetics & Genomics (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2006223987A AU2006223987A1 (en) | 2005-03-14 | 2006-03-14 | Sampling liquid container |
EP06729015A EP1867972A4 (en) | 2005-03-14 | 2006-03-14 | LIQUID SAMPLING CONTAINER |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005070840A JP4492396B2 (ja) | 2005-03-14 | 2005-03-14 | 検体採取液容器 |
JP2005-070840 | 2005-03-14 | ||
JP2005220025A JP2007033356A (ja) | 2005-07-29 | 2005-07-29 | 検体採取液容器 |
JP2005-220025 | 2005-07-29 | ||
JP2005259045A JP4609252B2 (ja) | 2005-09-07 | 2005-09-07 | 検体採取液容器 |
JP2005-259045 | 2005-09-07 | ||
JP2006-001557 | 2006-01-06 | ||
JP2006001557A JP4609323B2 (ja) | 2006-01-06 | 2006-01-06 | 検体採取液容器 |
Publications (1)
Publication Number | Publication Date |
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WO2006098297A1 true WO2006098297A1 (ja) | 2006-09-21 |
Family
ID=36991640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2006/304954 WO2006098297A1 (ja) | 2005-03-14 | 2006-03-14 | 検体採取液容器 |
Country Status (4)
Country | Link |
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EP (1) | EP1867972A4 (ja) |
AU (1) | AU2006223987A1 (ja) |
TW (1) | TW200643396A (ja) |
WO (1) | WO2006098297A1 (ja) |
Cited By (7)
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JP2008122372A (ja) * | 2006-10-19 | 2008-05-29 | Denka Seiken Co Ltd | 試料ろ過フィルターを用いる簡易メンブレンアッセイ方法及びキット |
JP2009036781A (ja) * | 2006-10-19 | 2009-02-19 | Denka Seiken Co Ltd | 試料ろ過フィルターを用いる簡易メンブレンアッセイ方法及びキット |
JP2010038640A (ja) * | 2008-08-01 | 2010-02-18 | Sekisui Medical Co Ltd | 検体容器 |
JP2010085252A (ja) * | 2008-09-30 | 2010-04-15 | Tosoh Analysis & Research Center Co Ltd | 石英ガラス製品の表層分析方法 |
WO2016046966A1 (ja) * | 2014-09-26 | 2016-03-31 | デンカ生研株式会社 | 検体抽出キット、および、検体抽出方法 |
JP2020046345A (ja) * | 2018-09-20 | 2020-03-26 | キヤノンメディカルシステムズ株式会社 | 検査前処理容器 |
CN113252381A (zh) * | 2021-05-27 | 2021-08-13 | 大连海事大学 | 一种对大面积表面的溶解法取样装置 |
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JP4961029B2 (ja) * | 2010-05-31 | 2012-06-27 | 株式会社シン・コーポレイション | 検査用キット |
KR20120019885A (ko) * | 2010-08-27 | 2012-03-07 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 검체 채취 및 주입 장치 |
JP6820865B2 (ja) | 2015-04-29 | 2021-01-27 | ペルキネルマー ヘルス サイエンシーズ, インコーポレイテッド | 試料収集および送達装置 |
MX2019015324A (es) * | 2017-06-21 | 2020-02-19 | Boehringer Ingelheim Vetmedica Gmbh | Instrumento de extraccion comprimible para pretratar una muestra. |
KR102103141B1 (ko) * | 2018-09-08 | 2020-04-21 | (주)바이오다인 | 탈락세포 보관 및 도말작업을 위한 바이알 장치 |
CN109628286B (zh) * | 2019-01-15 | 2022-01-07 | 泰普生物科学(中国)有限公司 | 一种运输培养装置 |
KR102326723B1 (ko) * | 2021-01-20 | 2021-11-16 | (주)바이온라이프사이언스 | 검체 채취용 키트 |
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JP2008122372A (ja) * | 2006-10-19 | 2008-05-29 | Denka Seiken Co Ltd | 試料ろ過フィルターを用いる簡易メンブレンアッセイ方法及びキット |
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JP2013200313A (ja) * | 2006-10-19 | 2013-10-03 | Denka Seiken Co Ltd | 試料ろ過フィルターを用いる簡易メンブレンアッセイ方法及びキット |
JP2014206544A (ja) * | 2006-10-19 | 2014-10-30 | デンカ生研株式会社 | 試料ろ過フィルターを用いる簡易メンブレンアッセイ方法及びキット |
JP2015014618A (ja) * | 2006-10-19 | 2015-01-22 | デンカ生研株式会社 | 試料ろ過フィルターを用いる簡易メンブレンアッセイ方法及びキット |
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CN113252381A (zh) * | 2021-05-27 | 2021-08-13 | 大连海事大学 | 一种对大面积表面的溶解法取样装置 |
Also Published As
Publication number | Publication date |
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EP1867972A4 (en) | 2009-04-08 |
TW200643396A (en) | 2006-12-16 |
AU2006223987A1 (en) | 2006-09-21 |
EP1867972A1 (en) | 2007-12-19 |
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