WO2013027747A1 - 栓開閉装置および試料処理装置 - Google Patents
栓開閉装置および試料処理装置 Download PDFInfo
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- WO2013027747A1 WO2013027747A1 PCT/JP2012/071134 JP2012071134W WO2013027747A1 WO 2013027747 A1 WO2013027747 A1 WO 2013027747A1 JP 2012071134 W JP2012071134 W JP 2012071134W WO 2013027747 A1 WO2013027747 A1 WO 2013027747A1
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- container
- suction
- opening
- sample
- discharge
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- 0 C1C2[Cn]CC1C=C2 Chemical compound C1C2[Cn]CC1C=C2 0.000 description 1
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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
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
-
- 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
- B01L3/56—Labware specially adapted for transferring fluids
-
- 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
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/0289—Apparatus for withdrawing or distributing predetermined quantities of fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
- B67C—CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS
- B67C3/00—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus; Filling casks or barrels with liquids or semiliquids
- B67C3/02—Bottling liquids or semiliquids; Filling jars or cans with liquids or semiliquids using bottling or like apparatus
- B67C3/22—Details
- B67C3/24—Devices for supporting or handling bottles
-
- 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
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
- G01N2035/0401—Sample carriers, cuvettes or reaction vessels
- G01N2035/0403—Sample carriers with closing or sealing means
- G01N2035/0405—Sample carriers with closing or sealing means manipulating closing or opening means, e.g. stoppers, screw caps, lids or covers
-
- 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
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1002—Reagent dispensers
-
- 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
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
-
- 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
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
- G01N35/1016—Control of the volume dispensed or introduced
Definitions
- the present invention relates to a plug opening and closing apparatus and a sample processing apparatus for opening a lid of a sample container.
- JP-A-2008-279128 JP-A-2008-279128 (patent document 1).
- a blood collection tube clamping mechanism for clamping a vacuum blood collection tube in an upright position at an opening position, a chuck mechanism provided at the opening position and for holding a plug of the vacuum blood collection tube, and the chuck mechanism And when the stopper of the vacuum blood collection tube is clamped, the periphery of the opening of the vacuum blood collection tube including the stopper is sealed, and the sealed region is set to substantially the same pressure as the internal pressure of the vacuum blood collection tube. It is described that it comprises a sealing and depressurizing means for depressurizing, and an elevating mechanism for raising the chuck mechanism from the stopper biting position and opening the stopper of the vacuum blood collection tube (see the abstract).
- Patent Document 2 Japanese Patent Application Laid-Open No. 6-18530
- the shape of the reaction disk is disk-like and the central part is hollow.
- a cylindrical suction duct for suctioning gas from the peripheral portion is disposed at the central portion.
- the infectious aerosol generated around the analysis unit is sucked from multiple directions (360 degrees direction) by the aerosol suction duct, removed through the prefilter and the HEPA filter, and then discharged to the outside.
- the prefilter can be easily removed from the suction duct and can be easily replaced. Therefore, it is described that an automatic analyzer capable of preventing a secondary infection of an operator and securing safety can be realized with a simple configuration (see the summary).
- Patent Document 3 Japanese Patent Application Laid-Open No. 2-31165. According to this publication, it is possible to ensure the safety of the operator, appropriate dispensing, and protection of the apparatus by sucking the atomized gas generated at the time of liquid discharge before diffusion in the dispensing operation of various samples. (See summary).
- JP 2008-279128 A Japanese Patent Application Laid-Open No. 6-18530 Japanese Patent Application Laid-Open No. 2-31165
- the vacuum blood collection tube is covered with a covering member, the space between the covering member and the vacuum blood collection tube is depressurized by vacuum suction with a vacuum pump, and the inside of the vacuum blood collection tube is approximately With the same pressure, the stopper of the vacuum blood collection tube is removed. Therefore, in this opening device, there is no flow of air in the space between the cover member and the vacuum blood collection tube after the plug body is removed, and when blood jumps out from the vacuum blood collection tube into the space The blood remains in the space, and when the covering member is opened, the blood can splash around.
- the possibility of blood jumping out from the vacuum blood collection tube when mist of blood is generated in the vacuum blood collection tube during transportation or centrifugal separation process, or when blood adheres to the stopper, remove it. There are cases in which it is scattered at.
- the present invention provides a plug opening and closing device in which the mist generated when the sample container is opened does not scatter around.
- the present invention provides a sample processing apparatus in which the mist generated when dispensing a sample into a container does not mix into another container.
- the present application includes a plurality of means for solving the above problems, and an example thereof is a container holding mechanism for holding a container in which a sample is sealed and sealed by a plug, and the plug from the container
- An opening device including an opening mechanism for opening the sample, wherein the sample container holding mechanism is provided with a sample control mechanism for controlling movement of liquid or mist ejected from the container.
- the sample control mechanism is an air suction mechanism and / or a partition.
- the opening mechanism is provided with a sample control mechanism for controlling the movement of the sample ejected from the container.
- the dispensing mechanism guide for guiding a dispensing mechanism for dispensing a sample
- the dispensing mechanism guide An airflow from the dispensing mechanism guide side to the analysis container holding mechanism side is generated between the and the analysis container holding mechanism.
- a sample dispenser for dispensing a sample from a sample container to an analysis container
- a container holding mechanism for holding and moving a plurality of the analysis containers, the container holding mechanism comprising the analysis container by the dispenser.
- a partition is provided in an upper space between a sample container stopped at the sample discharge position and a sample container adjacent to the sample container.
- a suction mechanism for suctioning air in a space not shielded by the partition in the upper space of the sample container stopped at the sample discharge position is provided.
- the movement of the mist can be controlled, so the mist does not scatter around.
- the mist generated when dispensing the sample into the container does not mix into another container.
- FIG. 1 It is an example of the block diagram of a sample processing apparatus. It is the detail which saw the sample processing part in one Example of this invention from the upper part and the side. It is a detailed view of an analysis container holding suction mechanism and a dispensing tip waste suction mechanism. It is operation
- a sample processing apparatus 10 which opens a sample container and dispenses the sample into an analysis container.
- FIG. 1 is a top view of an example of the sample processing apparatus of the present embodiment.
- the sample container 30 is loaded into the sample container loading unit 32, transported by the sample container transport unit 31, passes through the sample processing unit 20, and is stored in the sample container storage unit 33.
- a method of transporting the sample container 30 not only a method of directly transporting the sample container, but also a method of transporting the rack together with one or a plurality of sample containers or holders together. Not only the linear method (the method of moving the sample container linearly) shown in FIG. 1 but also the disk method (the method of moving the sample container by the rotation operation) may be used, and the container transfer method is limited to this embodiment. It is not something to do.
- the analysis container 40 is loaded into the analysis container loading unit 42, transported by the analysis container transport unit 41, passed through the sample processing unit 20, and stored in the analysis container storage unit 43.
- the sample in the sample container is dispensed into the analysis container by the dispenser (50 in FIG. 4).
- the dispenser is moved along the dispenser guide 54 by the dispenser horizontal motor 53 and can be moved up and down by the dispenser vertical motor 52.
- the dispensing tip 60 is held by the dispensing tip holder 61 and is moved by the dispensing tip holder horizontal motor 63 along the dispensing tip holder 64.
- the drive system of the dispensing machine is not limited to this system, and the sample may be dispensed from the sample container to the analysis container by rotating about an axis.
- FIG. 2 is a detailed view of the sample processing unit, the upper view is a top view, and the lower view is a side view.
- the first opening discharge mechanism 210 can be opened and closed by the first opening discharge mechanism opening and closing motor 211, can be moved up and down by the first opening discharge mechanism upper and lower motor 212, and the first opening discharge mechanism 210 is It can be moved in the horizontal direction by the opening discharge mechanism horizontal motor 213.
- the second opening and discharging mechanism 220 can be opened and closed by the second opening and discharging mechanism opening and closing motor 221, and can be moved up and down by the second opening and discharging mechanism upper and lower motor 222. It is movable in the horizontal direction by the opening discharge mechanism horizontal motor 223.
- the dispensing / dispensing mechanism 290 can be horizontally moved by the dispensing / dispensing mechanism horizontal motor 293 along the dispensing mechanism guide 260.
- the sample container holding and suction mechanism 230 can be opened and closed by a sample container holding and suction mechanism opening and closing motor 231, and can be horizontally moved by the sample container holding and suction mechanism horizontal motor 233 along the suction mechanism guide 261.
- the analysis container holding and suction mechanism 240 can be opened and closed by the analysis container holding and suction mechanism opening and closing motor 241, and can be horizontally moved by the analysis container holding and suction mechanism horizontal motor 243 along the suction mechanism guide 261.
- the dispensing tip waste suction mechanism 250 can be horizontally moved by the dispensing tip waste suction mechanism horizontal motor 253 along the suction mechanism guide 261.
- FIG. 3A shows details of the analysis container holding and suction mechanism 240
- FIG. 3B shows details of the dispensing tip disposal and suction mechanism 250.
- the top is a top view and the bottom is a side view.
- the analysis container holding and suction mechanism 240 includes a suction unit 245 and a holding unit 246.
- the holder 246 is a structure that holds an analysis container in pairs.
- the suction portion 245 is a structure for sucking air, and one is semicircular, and the two are combined to be substantially circular. This is a structure for generating a uniform suction air flow around the opening of the analysis container when the holding unit 246 holds the analysis container.
- the sample container holding and suction mechanism 230 has substantially the same structure as the analysis container holding and suction mechanism 240, and sucks air at a suction portion (not shown) in the sample container. It has the same semicircular shape as the suction portion 245 of the analysis container holding and suction mechanism 240, and generates a uniform suction air flow around the opening of the sample container.
- the first opening and discharging mechanism 210 and the second opening and discharging mechanism 220 have a structure in which the analysis container holding and suction mechanism 240 is turned upside down, and at positions facing the suction portion of the sample container and the suction portion of the analysis container, respectively.
- a discharge portion of the first opening discharge mechanism and a discharge portion of the second opening discharge mechanism are provided to discharge air. That is, each discharge part has a semicircular shape, and the two are combined into a circular shape to generate an air flow of uniform discharge around the plug.
- the dispensing tip waste suction mechanism 250 includes a suction unit 255 and a dispensing tip waste container 256.
- the dispensing tip waste container 256 is a structure for discarding the dispensing tip 60 used for sample dispensing.
- Dispensing tip disposal suction mechanism suction portion 255 is a structure for sucking air, and has a circular shape. This is a structure for generating a uniform suction air flow around the opening of the dispensing tip waste container 256.
- the dispensing and discharging mechanism 290 is provided with a circular discharging portion at a position facing the suction portion 255 of the dispensing tip discarding and sucking mechanism 250. This is a structure for generating a uniform discharge air flow around the dispenser 50.
- any of the sample container retention suction mechanism suction valve 234, the analysis container retention suction mechanism suction valve 244, and the dispensing tip disposal suction mechanism suction valve 254 is opened while the exhaust fan 281 is operating, air is sucked from each mechanism suction part. The air is exhausted from the exhaust duct 282 through the exhaust filter 280 to the outside of the apparatus.
- FIG. 4A to 4D show the operation of the sample processing unit according to the first embodiment of the present invention.
- the case where the second opening discharge mechanism 220 (FIG. 2) is not used is shown, and the second opening discharge mechanism 220 is omitted.
- the drawing shows a side view of the sample processing unit, and the ejection mechanism, the valve of the suction mechanism, the motor, the air pipe, the guide and the like are omitted.
- FIG. 4A (a) shows an initial state, in which the open / discharge mechanism 210 and the sample container holding / sucking mechanism 230 are respectively opened, and the sample container main body 710 is sealed by the sample container stopper 711 below it. It is set by.
- An analysis container main body 720 is set in a state of being sealed by an analysis container stopper 721 below the dispensing / dispensing mechanism 290 and the analysis container holding / sucking mechanism 240 in an open state.
- the dispenser 50 stands by to the side of the dispensing tip waste suction mechanism 250, and the dispensing tip 60 is below it.
- the sample container main body 710 is raised by an elevating mechanism (not shown) for positioning the sample container in the opening discharge mechanism 210 (FIG. 4A (b)).
- the sample container stopper 711 ascends to the height of the opening discharge mechanism 210 and stops.
- the opening discharge mechanism opening / closing motor 211 and the sample container holding suction mechanism opening / closing motor 231 shown in FIG. 2 operate, the opening discharge mechanism 210 and the sample container holding suction mechanism 230 close, and the sample container stopper 711 and the sample container main body 710 are respectively Hold (FIG. 4A (c)).
- the opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are opened, the air is discharged from the discharge portion of the opening discharge mechanism 210, and the suction portion of the sample container holding suction mechanism 230 sucks air (see FIG. 4B (d)), the opening and discharging mechanism upper and lower motor 212 is operated to raise the opening and discharging mechanism 210 and open the sample container stopper 711 (FIG. 4B (d)).
- the dispenser 50 is lowered by operating the dispenser upper and lower motor 52 (FIG. 1), and the dispensing tip 60 is attached to the dispenser 50.
- the stopper and the sample container opening are provided between the opening discharge mechanism 210 and the sample container holding and suction mechanism 230. Since the surrounding air flow is formed, the mist is sucked from the suction portion (not shown) of the sample container holding and suction mechanism without scattering around, so there is no fear of contamination.
- the opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are once closed, and the air flow between the opening discharge mechanism 210 and the sample container holding suction mechanism 230 is stopped.
- the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293 By operating the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293, the opening discharge mechanism 210 and the dispensing discharge mechanism 290 are moved along the discharge mechanism guide 260, and the dispensing discharge mechanism 290 is moved to the sample. It is stopped right above the container holding suction mechanism 230, that is, right above the opened sample container main body 710.
- Dispensing discharge mechanism Discharge valve 294 and sample container holding suction mechanism suction valve 234 are opened, and while air flow from the dispensing discharge mechanism 290 to the sample container holding suction mechanism 230 is generated (arrow in FIG. 4B (e)), dispensing The machine 50 is inserted into the sample container main body 710 and the sample is aspirated (FIG. 4B (e)).
- mist Even if mist is generated at the time of sample suction, the mist may scatter around because a flow of air surrounding the dispenser and sample container opening is formed between the dispensing and discharge mechanism 290 and the sample container holding and suction mechanism 230. There is no concern about contamination because the fluid is aspirated from the aspiration section of the sample container holding and aspiration mechanism.
- the dispenser 50 is raised to temporarily stop the air flow.
- the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293 By operating the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293, the opening discharge mechanism 210 and the dispensing discharge mechanism 290 are moved along the discharge mechanism guide 260, and the dispensing discharge mechanism 290 is divided.
- the open / discharge mechanism 210 is moved directly above the sample container holding / sucking mechanism 230 just above the tip disposal / suction mechanism 250.
- the opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are opened, the air is discharged by the opening discharge mechanism 210, and the suction is performed by the sample container holding suction mechanism 230.
- the open / discharge mechanism 210 is lowered by operation, and the sample container main body 710 is closed by the sample container stopper 711 (FIG. 4B (f)).
- the opening discharge mechanism opening / closing motor 211 and the sample container holding suction mechanism opening / closing motor 231 By operating the opening discharge mechanism opening / closing motor 211 and the sample container holding suction mechanism opening / closing motor 231, the opening discharge mechanism 210 and the sample container holding suction mechanism 230 are opened to lower the sample container main body 710 (FIG. 4C (g)). .
- the sample container main body 710 is transferred by the sample container transfer unit 31 to the sample container storage unit 33.
- an analysis container main body 720 is set in a state of being closed by an analysis container stopper 721.
- the analysis container main body 720 is raised by a lifting mechanism (not shown) for positioning the analysis container in the opening discharge mechanism 210, and the opening discharge mechanism opening / closing motor 211 and the analysis container holding suction mechanism opening / closing motor 241 are operated to open the opening discharge mechanism. 210 and the analysis container holding suction mechanism 240 are closed, and the analysis container stopper 721 and the analysis container main body 720 are held respectively.
- the opening and discharging mechanism upper and lower motor 212 is operated to raise the opening and discharging mechanism 210 and open the analysis container stopper 721 (FIG. 4C (h)).
- the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293 By operating the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293, the opening discharge mechanism 210 and the dispensing discharge mechanism 290 are moved along the discharge mechanism guide 260, and the dispensing discharge mechanism 290 is analyzed. It is stopped right above the container holding and suction mechanism 240, that is, right above the opened analysis container main body 720. Dispensing discharge mechanism Dispensing mechanism Discharge valve 294 and analysis container holding suction mechanism suction valve 244 Open, while generating air flow from dispensing discharge mechanism 290 to analysis container holding suction mechanism 240 (arrow in FIG. 4C (i)), dispensing The machine 50 is inserted into the analysis container main body 720, and the sample is discharged (FIG. 4C (i)).
- the dispenser 50 When the discharge of the sample is completed, the dispenser 50 is raised to temporarily stop the air flow.
- the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293 By operating the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293, the opening discharge mechanism 210 and the dispensing discharge mechanism 290 are moved along the discharge mechanism guide 260, and the dispensing discharge mechanism 290 is divided.
- the open / discharge mechanism 210 is moved directly above the analysis container holding / suction mechanism 240 just above the tip disposal / suction mechanism 250.
- the dispensing discharge mechanism discharge valve 294 and the dispensing tip waste suction mechanism suction valve 254 are opened, and the dispensing discharge mechanism 290 discharges the air, and the dispensing tip waste suction mechanism 250 sucks the air while the dispenser 50 Discards the dispensing tip 60 to the dispensing tip waste container 256.
- the opening discharge mechanism 210 and the analysis container holding suction mechanism 240 are opened and the analysis container main body 720 is lowered. .
- the analysis container main body 720 is transferred by the analysis container transfer unit 41 to the analysis container storage unit 43.
- the dispenser 50 rises and returns to the initial state.
- the opening discharge mechanism 210 and the dispensing discharge mechanism 290 are also returned to the initial state, and the next sample container is processed (FIG. 4A (a)).
- the air flow control may be performed not only at the timing described in this embodiment but also at any timing.
- the dispensing discharge mechanism 290 controls the air flow to the dispensing tip waste suction mechanism 250 for dispensing. Even if the sample being sucked into the dispenser 50 and the dispensing tip 60 jumps out, the surrounding is controlled by the air flow and the dispensing tip discarding suction mechanism sucks from the suction unit, so it does not scatter around.
- the discharge air amount and the suction air amount can be adjusted by the discharge fan 271 and the exhaust fan 281 and the respective valves (214, 224, 234, 244, 254, 294). For example, if not only the discharge air but also the surrounding air is sucked by making the suction air amount larger than the discharge air amount, for example, when discarding the dispensing tip 60 into the dispensing tip waste container 256 (FIG. 4D) In (j), the mist-like sample generated from the dispensing tip 60 can be prevented from jumping out to the upper part of the dispensing and discharging mechanism 290.
- only suction may be performed without performing discharge.
- the sample container stopper 711 shown in FIG. 4B (d) even if mist of the sample is generated due to a pressure difference between the inside and the outside of the sample container, if it is suctioned from the suction part of the sample container holding suction mechanism 230
- a suction air flow is formed which surrounds the plug and the sample container opening, and the air is from the outer peripheral part between the opening and discharging mechanism 210 and the sample container holding and suction mechanism 230 Since the mist is sucked to the inner circumferential side and the mist is sucked from the suction portion of the sample container holding and suction mechanism without scattering to the surroundings, there is no concern of contamination.
- FIG. 5A to 5C show the operation of the sample processing unit according to the second embodiment of the present invention.
- the second opening discharge mechanism 220 is not used in the configuration shown in FIG. 2, but in the present embodiment, the second opening discharge mechanism 220 is used.
- the drawing shows a side view of the sample processing unit, and the ejection mechanism, the valve of the suction mechanism, the motor, the air pipe, the guide and the like are omitted.
- FIG. 5A (a) shows an initial state, in which the first opening discharge mechanism 210, the second opening discharge mechanism 220, the sample container holding suction mechanism 230, and the analysis container holding suction mechanism 240 are opened,
- the sample container main body 710 is set below the sample container holding and suction mechanism 230 in a state of being sealed by the sample container stopper 711.
- the dispenser 50 stands by to the side of the dispensing tip waste suction mechanism, and there is a dispensing tip 60 under it.
- the sample container main body 710 is lifted.
- the first opening discharge mechanism opening / closing motor 211 and the sample container holding suction mechanism opening / closing motor 231 shown in FIG. 2 operate, the first opening discharge mechanism 210 and the sample container holding suction mechanism 230 close, and the sample container stopper 711 and the sample container The main body 710 is held respectively.
- the first opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are opened, the air is discharged by the first opening discharge mechanism 210, and the air is sucked by the sample container holding suction mechanism 230 while the first opening is performed.
- the discharge mechanism up and down motor 212 is operated to raise the first open discharge mechanism 210 and open the sample container stopper 711 (FIG. 5A (b)).
- the dispenser upper and lower motor 52 the dispenser 50 is lowered, and the dispensing tip 60 is attached to the dispenser 50.
- the first opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are closed, and the air flow between the first opening discharge mechanism 210 and the sample container holding suction mechanism 230 is stopped.
- the sample container holding suction mechanism horizontal motor 233, the analysis container holding suction mechanism horizontal motor 243, and the dispensing tip disposal suction mechanism horizontal motor 253 are operated to operate the sample container holding suction mechanism 230, the analysis container holding suction mechanism 240, the dispensing tip
- the waste suction mechanism 250 is moved along the suction mechanism guide 261, and the sample container holding suction mechanism 230 is positioned below the dispensing and discharging mechanism 290.
- the dispenser 50 is raised to temporarily stop the air flow.
- the sample container holding suction mechanism horizontal motor 233, the analysis container holding suction mechanism horizontal motor 243, and the dispensing tip disposal suction mechanism horizontal motor 253 are operated to operate the sample container holding suction mechanism 230, the analysis container holding suction mechanism 240, the dispensing tip
- the waste suction mechanism 250 is moved along the suction mechanism guide 261, and the sample container holding suction mechanism 230 is positioned below the first opening discharge mechanism 210.
- the first opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are opened, the air is discharged by the first opening discharge mechanism 210, and the air is sucked by the sample container holding suction mechanism 230 while the first opening is performed.
- the discharge mechanism upper and lower motor 212 By operating the discharge mechanism upper and lower motor 212, the first opening discharge mechanism 210 is lowered, and the sample container main body 710 is closed by the sample container plug 711 (FIG. 5B (d)).
- the analysis container main body 720 sealed by the analysis container stopper 721 is set under the analysis container holding and suction mechanism 240.
- the first opening discharge mechanism opening / closing motor 211 and the sample container holding suction mechanism opening / closing motor 231 By operating the first opening discharge mechanism opening / closing motor 211 and the sample container holding suction mechanism opening / closing motor 231, the first opening discharge mechanism 210 and the sample container holding suction mechanism 230 are opened, and the sample container main body 710 is lowered.
- the sample container main body 710 is transferred by the sample container transfer unit 31 to the sample container storage unit 33.
- the analysis container main body 720 ascends and operates the second opening discharge mechanism opening / closing motor 221 and the analysis container holding suction mechanism opening / closing motor 241 to close the second opening discharge mechanism 220 and the analysis container holding suction mechanism 240
- the container stopper 721 and the analysis container main body 720 are respectively held.
- the second opening and discharging mechanism upper and lower motor 222 is operated to raise the second opening and discharging mechanism 220 to open the analysis container stopper 721 (FIG. 5B (e)).
- the sample container holding suction mechanism horizontal motor 233, the analysis container holding suction mechanism horizontal motor 243, and the dispensing tip disposal suction mechanism horizontal motor 253 are operated to operate the sample container holding suction mechanism 230, the analysis container holding suction mechanism 240, the dispensing tip
- the waste suction mechanism 250 is moved along the suction mechanism guide 261, and the analysis container holding suction mechanism 240 is positioned below the dispensing discharge mechanism 290.
- the dispenser 50 When the discharge of the sample is completed, the dispenser 50 is raised to temporarily stop the air flow.
- the sample container holding suction mechanism horizontal motor 233, the analysis container holding suction mechanism horizontal motor 243, and the dispensing tip disposal suction mechanism horizontal motor 253 are operated to operate the sample container holding suction mechanism 230, the analysis container holding suction mechanism 240, the dispensing tip
- the waste suction mechanism 250 is moved along the suction mechanism guide 261, and the analysis container holding suction mechanism 240 is positioned below the second opening discharge mechanism 220.
- the dispensing discharge mechanism discharge valve 294 and the dispensing tip waste suction mechanism suction valve 254 are opened, and the dispensing discharge mechanism 290 discharges the air, and the dispensing tip waste suction mechanism 250 sucks the air while the dispenser 50 Discards the dispensing tip 60 to the dispensing tip waste container 256.
- the first opening and discharging mechanism 210 and the sample container holding and suction mechanism 230 start opening the next sample container, and the second opening and discharging mechanism 220 and the analysis container holding and suction mechanism 240 perform analysis.
- the container is lowered and conveyed, and the dispenser 50 returns to the initial position.
- the sample container stopper 711 opened does not move while being held by the first opening discharge mechanism 210 except during airflow control, and the dispenser 50 does not move while holding the sample except during airflow control, so There is no concern that
- the air flow control may be performed not only at the timing described in this embodiment but also at any timing as in the first embodiment. Further, the amount of discharged air and the amount of sucked air can be adjusted as in the first embodiment, and only the suction may be performed without performing the discharge.
- an example of an apparatus for dispensing a sample from a sample container in a closed state to an analysis container without a stopper will be described. Furthermore, a sample processing apparatus for dispensing a sample from an analysis container to a series of reaction containers will also be described.
- FIG. 6 shows the details of the sample processing unit according to the third embodiment of the present invention.
- the difference from the embodiment of FIG. 2 is that there is no second opening discharge mechanism and its peripheral mechanism and analysis container holding and suction mechanism and its peripheral mechanism, and the dispensing tip waste suction mechanism and dispensing tip waste container are replaced with dispensing.
- a dispensing and suction mechanism 950 is provided by inverting the injection and discharge mechanism 290 up and down.
- FIG. 7A to 7B show the operation of the sample processing unit according to the third embodiment of the present invention.
- the drawing shows a side view of the sample processing unit, and the ejection mechanism, the valve of the suction mechanism, the motor, the air pipe, the guide and the like are omitted.
- FIG. 7A (a) shows an initial state, in which the open / discharge mechanism 210 and the sample container holding / sucking mechanism 230 are respectively opened, and the sample container main body 710 is sealed by the sample container stopper 711 below it. It is set by. Cleaning water is supplied from the pipe 871 to the cleaning tank 870 and the tip of the dispenser 860 is cleaned.
- the sample container main body 710 is raised, the open / discharge mechanism opening / closing motor 211 and the sample container holding / suction mechanism opening / closing motor 231 operate, the open / discharge mechanism 210 and the sample container holding / suction mechanism 230 close, and the sample container stopper 711 and the sample container The main body 710 is held respectively.
- the opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are opened, the air is discharged by the opening discharge mechanism 210, and the suction is performed by the sample container holding suction mechanism 230.
- the open / discharge mechanism 210 is raised to open the sample container stopper 711 (FIG. 7A (b)).
- the opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are once closed, and the air flow between the opening discharge mechanism 210 and the sample container holding suction mechanism 230 is stopped.
- the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293 By operating the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293, the opening discharge mechanism 210 and the dispensing discharge mechanism 290 are moved along the discharge mechanism guide 260, and the dispensing discharge mechanism 290 is moved to the sample. It is stopped right above the container holding suction mechanism 230, that is, right above the opened sample container main body 710.
- Dispensing discharge mechanism Discharge valve 294 and sample container holding suction mechanism suction valve 234 are opened, and the dispenser 860 is inserted into the sample container main body 710 while generating air flow from the dispensing discharge mechanism 290 to the sample container holding suction mechanism 230 The sample is aspirated (FIG. 7A (c)).
- the analysis container 730 is set immediately below the dispensing and suction mechanism 950.
- the dispenser 860 When sample aspiration is completed, the dispenser 860 is raised to temporarily stop the air flow.
- the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293 By operating the opening discharge mechanism horizontal motor 213 and the dispensing discharge mechanism horizontal motor 293, the opening discharge mechanism 210 and the dispensing discharge mechanism 290 are moved along the discharge mechanism guide 260, and the dispensing discharge mechanism 290 is divided. The injection is moved right above the suction mechanism 950.
- the opening discharge mechanism discharge valve 214 and the sample container holding suction mechanism suction valve 234 are opened, the air is discharged by the opening discharge mechanism 210, and the air is sucked by the sample container holding suction mechanism 230. Is operated to lower the opening discharge mechanism 210, and the sample container main body 710 is closed by the sample container stopper 711.
- the dispenser 860 When discharge and closing of the sample are completed, the dispenser 860 is moved to the washing tank 870 to wash the tip.
- the opening discharge mechanism opening / closing motor 211 and the sample container holding suction mechanism opening / closing motor 231 By stopping the air flow and operating the opening discharge mechanism opening / closing motor 211 and the sample container holding suction mechanism opening / closing motor 231, the opening discharge mechanism 210 and the sample container holding suction mechanism 230 are opened to lower the sample container main body 710 (see FIG. 7B (e)).
- the analysis container 730 is also lowered.
- the air flow control may be performed not only at the timing described in this embodiment but also at any timing as in the first embodiment. Further, the amount of discharged air and the amount of sucked air can be adjusted as in the first embodiment, and only the suction may be performed without performing the discharge.
- the analysis container 730 is not plugged. This is because the sample in the analysis container 730 is used immediately after the sample dispensing by the processing operation of FIGS. 7A and 7B is completed.
- FIG. 8 shows an example of an analyzer using the analysis container 730 after the processing operation of FIGS. 7A and 7B.
- the top is a top view and the bottom is a side view.
- Samples are dispensed into the analysis container 730 by the processing operation of FIGS. 7A and 7B.
- the sample in the analysis container 730 is aspirated by the dispenser 860 and discharged into the reaction container 810.
- a large number of reaction vessels 810 are circumferentially arranged on the outer peripheral side of the rotatable reaction disc 820, and are maintained at a constant temperature by the warm water in a thermostat bath 830.
- the reaction disk 820 has the same number of reaction disk airflow suction parts 821 on the inner peripheral side of the reaction container 810 as grooves having substantially the same width as the width of the reaction container 810, and the reaction disks 820 are penetrated. .
- An inner peripheral side 831 of a thermostatic air flow air suction portion which is a groove having a width substantially the same as the width of the reaction container 810, is provided on the inner peripheral side of the reaction disk of the thermostatic chamber 830 and is connected to the inner peripheral side duct 840.
- a groove having substantially the same width as the width of the reaction container 810 at a position opposite to the constant temperature bath air flow suction section inner circumferential side 831 across the reaction container 810 A side 832 is provided on the reaction disk outer peripheral side of the constant temperature bath 830.
- the constant temperature bath air suction portion outer peripheral side 832 is connected to the outer peripheral side duct 841.
- Two partitions 850 separated by approximately the same width as the width of the reaction container 810 are provided opposite to each other on the upper portion of the thermostatic air flow suction portion outer peripheral side 832 and supported by a support 851. At least from the reaction disk air flow suction portion 821 to the constant temperature bath air flow suction portion outer peripheral side 832, adjacent reaction containers are partitioned.
- the dispenser 860 moves approximately at the center between the two partitions 850, stops just above the reaction vessel 810 and descends into the inside to discharge the sample. At this time, an exhaust fan (not shown) connected to the inner peripheral duct 840 and the outer peripheral duct 841 operates, and air is sucked from the reaction disk air flow suction portion 821 and the constant temperature bath air flow suction portion outer peripheral side 832.
- the presence of the partition 850 can prevent contamination of the adjacent reaction container, and further, the reaction disk air flow suction portion 821 and the constant temperature bath air flow suction portion outer peripheral side Since it is sucked from 832, it does not scatter around.
- the dispenser 860 which has completed the discharge, is cleaned in the washing tank 870, and then the suction of the sample from the analysis container and the discharge of the sample into the reaction container are repeated.
- the reaction disk rotates and the reaction container for dispensing the sample moves, but when discharging the sample, the reaction disk air flow suction portion 821 corresponding to the reaction container and the constant temperature bath air flow suction portion outer peripheral side 832 fixed to the constant temperature bath Since the sample is aspirated at the time of discharge, it is removed and contamination to the adjacent container does not occur.
- the inner circumferential partition 852 may be attached to the partition 850 as shown in FIG. In this way, it is not necessary to provide a through portion such as the reaction disk air flow control unit 821 in the reaction disk 820, and the mist can be removed by air suction from the outer peripheral side 832 of the constant temperature bath air flow suction unit.
- the present invention describes the mist removing method in the case where a predetermined amount of sample is sucked from a container containing the sample and discharged to another container, the present invention is not limited to the contamination of the sample.
- the present invention is also possible to apply the system of the present invention.
- Sample processing apparatus 20 Sample processing unit 210 First opening discharge mechanism 220 Second opening discharge mechanism 230 Sample container holding suction mechanism 240 Analysis container holding suction mechanism 250 Dispensing tip waste suction mechanism 290 Dispense discharging mechanism
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Abstract
Description
20 試料処理部
210 第一開栓吐出機構
220 第二開栓吐出機構
230 試料容器保持吸引機構
240 分析容器保持吸引機構
250 分注チップ廃棄吸引機構
290 分注吐出機構
Claims (10)
- 内部に液体が収容され栓で閉栓された容器を保持する容器保持機構と、
前記栓を前記容器から開栓または閉栓する栓開閉機構と、を備えた栓開閉装置において、
前記栓開閉機構による栓の開栓または閉栓処理時に前記容器外部へ飛び出した液体またはミストの移動を制御するための制御機構を備えた栓開閉装置。 - 前記制御機構は、気体を吸引する吸引機構、気体を吐出する吐出機構、仕切り板、またはそれらの組み合わせである、請求項1記載の栓開閉装置。
- 前記制御機構は、前記容器の開口部よりも高い位置から、当該容器の開口部よりも低い位置に向かって流れる気流を作るよう、前記吐出機構および/または前記吸引機構を制御する、請求項2記載の栓開閉装置。
- 前記容器保持機構の上方に位置して栓を保持する栓保持機構を備え、
前記栓保持機構および前記容器保持機構の少なくともいずれかは前記吐出機構、前記吸引機構を有し、
前記制御機構は、前記栓保持機構から前記容器保持機構へと流れる気流を作るよう前記吐出機構および/または前記吸引機構を制御する、請求項3記載の栓開閉装置。 - 液体を収容した第一の容器から吸引した液体を、第二の容器に吐出する分注機と、
前記第一の容器を保持する第一の保持機構と、
前記第二の容器を保持する第二の保持機構と、を備えた試料処理装置において、
前記分注機による液体の吸引または吐出時に前記第一の容器または前記第二の容器の外部に飛び出た液体またはミストの移動を制御するための制御機構を備えた試料処理装置。 - 前記制御機構は、気体を吸引する吸引機構、気体を吐出する吐出機構、仕切り板、またはそれらの組み合わせである、請求項5記載の試料処理装置。
- 前記制御機構は、前記第一の容器または前記第二の容器の開口部よりも高い位置から、第一の容器の開口部または第二の容器の開口部よりも低い位置に向かって流れる気流を作るよう、前記吐出機構および/または前記吸引機構を制御する、請求項6記載の試料処理装置。
- 前記分注機が、前記第一の容器から液体を吸引している状態で、前記第一の容器の上方に位置する部材を備え、
前記部材および前記第一の保持機構の少なくともいずれかは、前記吸引機構、前記吐出機構を有し、
前記制御機構は、前記部材から前記第一の保持機構へと流れる気流を作るよう前記吸引機構、前記吐出機構を制御する、請求項7記載の試料処理装置。 - 前記分注機が、前記第二の容器に液体を吐出している状態で、前記第二の容器の上方に位置する部材を備え、
前記部材および前記第二の保持機構の少なくともいずれかは、前記吸引機構、前記吐出機構を有し、
前記制御機構は、前記部材から前記第二の保持機構へと流れる気流を作るよう、前記吐出機構、前記吸引機構を制御する、請求項7記載の試料処理装置。 - 前記第二の保持機構は、複数の第二の容器を保持し、
前記第二の保持機構上の任意の第二の容器を、前記分注機で液体を吐出する位置に移動させる移動機構を備え、
前記吐出位置に停止した特定の第一の容器と、隣接する他の第一の容器との間に、仕切り板を設けた、請求項6記載の試料処理装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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EP12825271.5A EP2749886B1 (en) | 2011-08-22 | 2012-08-22 | Plug application and removal device and sample processing device |
US14/240,087 US9630181B2 (en) | 2011-08-22 | 2012-08-22 | Plug application and removal device and sample processing device |
JP2013530034A JP5893035B2 (ja) | 2011-08-22 | 2012-08-22 | 開栓装置および試料処理装置 |
CN201280039450.0A CN103733072B (zh) | 2011-08-22 | 2012-08-22 | 栓开闭装置及试样处理装置 |
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JP2011-180099 | 2011-08-22 | ||
JP2011180099 | 2011-08-22 |
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US (1) | US9630181B2 (ja) |
EP (2) | EP2749886B1 (ja) |
JP (1) | JP5893035B2 (ja) |
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JP6018810B2 (ja) * | 2012-06-15 | 2016-11-02 | 株式会社日立ハイテクノロジーズ | 栓開閉装置および試料処理装置 |
EP3187457A4 (en) * | 2014-08-27 | 2018-04-25 | Hitachi High-Technologies Corporation | Particle suction capture mechanism and unstopping device equipped with particle suction capture mechanism |
DE102014118138A1 (de) * | 2014-12-08 | 2016-06-09 | Lar Process Analysers Ag | Analyseanordnung zur Wasser- und Abwasseranalyse |
JP6139603B2 (ja) | 2015-06-30 | 2017-05-31 | シスメックス株式会社 | 塗抹標本作製装置、血液検体処理システム、および、塗抹標本作製装置における血液処理部の洗浄方法 |
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CN103733072A (zh) | 2014-04-16 |
JP5893035B2 (ja) | 2016-03-23 |
CN103733072B (zh) | 2016-10-19 |
EP2749886A4 (en) | 2015-06-17 |
EP3088902B1 (en) | 2017-10-04 |
EP2749886A1 (en) | 2014-07-02 |
EP3088902A1 (en) | 2016-11-02 |
US9630181B2 (en) | 2017-04-25 |
EP2749886B1 (en) | 2016-07-06 |
US20140212344A1 (en) | 2014-07-31 |
JPWO2013027747A1 (ja) | 2015-03-19 |
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