WO2021085264A1 - 接続装置及び検体検査自動化システム - Google Patents
接続装置及び検体検査自動化システム Download PDFInfo
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- WO2021085264A1 WO2021085264A1 PCT/JP2020/039530 JP2020039530W WO2021085264A1 WO 2021085264 A1 WO2021085264 A1 WO 2021085264A1 JP 2020039530 W JP2020039530 W JP 2020039530W WO 2021085264 A1 WO2021085264 A1 WO 2021085264A1
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- Prior art keywords
- sample
- pin
- specimen
- carousel
- connection device
- Prior art date
Links
- 230000032258 transport Effects 0.000 claims abstract description 54
- 238000012360 testing method Methods 0.000 claims description 20
- 239000000523 sample Substances 0.000 description 243
- 230000005540 biological transmission Effects 0.000 description 17
- 238000001514 detection method Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 210000000078 claw Anatomy 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000012723 sample buffer Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 210000002700 urine Anatomy 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/0099—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor comprising robots or similar manipulators
-
- 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
- G01N35/00584—Control arrangements for automatic analysers
-
- 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
- G01N35/025—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 having a carousel or turntable for reaction cells or cuvettes
-
- 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
-
- 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
- G01N35/1081—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices characterised by the means for relatively moving the transfer device and the containers in an horizontal plane
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N2035/00178—Special arrangements of analysers
- G01N2035/00306—Housings, cabinets, control panels (details)
-
- 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
- G01N2035/0412—Block or rack elements with a single row of samples
-
- 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
- G01N2035/0439—Rotary sample carriers, i.e. carousels
- G01N2035/0441—Rotary sample carriers, i.e. carousels for samples
-
- 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
- G01N2035/046—General conveyor features
- G01N2035/0462—Buffers [FIFO] or stacks [LIFO] for holding carriers between operations
-
- 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
- G01N2035/046—General conveyor features
- G01N2035/0465—Loading or unloading the conveyor
-
- 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
- G01N2035/046—General conveyor features
- G01N2035/0467—Switching points ("aiguillages")
Definitions
- the present invention relates to a sample test automation system including a connecting device and a connecting device for connecting a sample transport device for transporting a sample container containing a sample such as blood or urine and an analyzer for analyzing a sample.
- the sample test automation system includes a pretreatment device that performs various pretreatments on the sample container that houses the sample, a sample transport device that transports the sample container, an analyzer that collects and analyzes the sample from the sample container, and a sample. It includes a connecting device that connects the transport device and the analyzer. In the connection device, the sample container is required to be accurately placed at the position where the analyzer collects the sample from the sample container.
- Patent Document 1 describes a pair of centering that accurately grips the sample container held by the carrier in conjunction with transporting the carrier holding the sample container to a predetermined position by a carousel and raising the transported carrier.
- a device with a jaw is disclosed.
- an object of the present invention is to provide a connection device capable of improving the degree of freedom in arranging an analyzer for analyzing a sample, and a sample test automation system including the connection device.
- the present invention is a connection device for connecting a sample transport device for transporting a sample container containing a sample and an analyzer for analyzing the sample, and a sample carrier on which the sample container is placed.
- a carousel that carries the sample at predetermined intervals, a grip portion that is arranged inside the carousel and grips the sample container at the sample collection position where the sample is collected, and a housing that covers the carousel.
- the sample collection position is provided on the transport path of the carousel and is arranged within a predetermined distance from the housing.
- the present invention is a sample test automation system that preprocesses a sample container and analyzes a sample, and is characterized by including the connection device.
- connection device capable of improving the degree of freedom in arranging an analyzer for analyzing a sample, and a sample test automation system including the connection device.
- FIG. It is a top view which shows an example of the arrangement of the connection apparatus and analysis apparatus of Example 1.
- FIG. It is a side view explaining the sample collection part of an analyzer.
- FIG. 1 It is a top view which shows the operation of an example of a grip part. It is a top view which shows the operation of an example of a grip part. It is a top view which shows the operation of an example of a grip part. It is a top view which shows the operation of an example of a grip part. It is a top view which shows the operation of an example of a grip part. It is a top view which shows the structure and operation of another example of a grip part. It is a top view which shows the structure and operation of another example of a grip part. It is a top view which shows the connection apparatus of Example 2. FIG. It is a top view which shows an example of the arrangement of the connection apparatus and the analyzer of Example 2. FIG. It is a top view which shows another example of the arrangement of the connection apparatus and the analyzer of Example 2. FIG.
- the sample test automation system 1 of this embodiment will be described with reference to FIG.
- the sample test automation system 1 is a system that performs various pretreatments on samples such as blood and urine provided by a subject and then analyzes them for clinical tests.
- the sample test automation system 1 includes a pretreatment device 2, a sample transfer device 3, a sample buffer 4, a connection device 5, an analyzer 6, and a control device 9.
- a pretreatment device 2 a sample transfer device 3
- sample buffer 4 a sample buffer 4
- connection device 5 an analyzer 6
- control device 9 a control device
- the pretreatment device 2 is a device that pretreats the sample prior to the analysis of the sample. Pretreatment includes reception processing of the sample container 7 containing the sample, centrifugation processing, measurement processing of the amount of liquid in the sample container 7, opening processing of the sample container 7, dispensing processing for subdividing the sample, and the like. included.
- the sample transport device 3 is a device that transports the sample carrier 8 on which one sample container 7 is placed between the pretreatment device 2 and the analyzer 6.
- the sample transport device 3 is provided with two transport paths serving as an outward path and a return path of the sample carrier 8.
- the sample buffer 4 is a device that temporarily stores the sample carrier 8 in order to prevent the sample carrier 8 from being congested on the transport path.
- the sample buffer 4 is provided as needed.
- connection device 5 is a device that connects between the sample transport device 3 and the analyzer 6, and transports the sample carrier 8 to the sample collection position 10 where the analyzer 6 collects the sample.
- the connecting device 5 will be described later with reference to FIGS. 2 and 3.
- the analyzer 6 is an apparatus for analyzing the sample collected from the sample container 7 on the sample carrier 8 transported to the sample collection position 10.
- the sample is collected by the sample collection unit 25 included in the analyzer 6.
- the sample collection unit 25 will be described later with reference to FIG.
- the control device 9 is, for example, a CPU (Central Processing Unit), and controls the operation of each device based on the information acquired by a sensor or the like.
- a CPU Central Processing Unit
- the connecting device 5 of this embodiment will be described with reference to FIGS. 2 and 3.
- the connecting device 5 has a carousel 21, a housing 24, and a grip portion 20.
- the housing 24 is shown only in FIG.
- the carousel 21 is a device for transporting the sample carrier 8 to the sample collection position 10, and has a plurality of claws 22 and an arc-shaped transport path 23.
- the claws 22 are thin plates having a substantially pentagonal plane shape, are arranged at equal intervals along the transport path 23 so that the vertices face the outer circumference, and rotate along the transport path 23. Since a gap for holding the sample carrier 8 is provided between the claws 22, the sample carrier 8 is transported on the transport path 23 at equal intervals by the rotation of the claws 22.
- the transport route 23 is connected to a sample carry-in path 11 in which the sample carrier 8 is carried in from the sample transport device 3 and a sample carry-out path 12 in which the sample carrier 8 is carried out to the sample transport device 3.
- the sample carrier 8 carried into the sample carry-in path 11 is dammed by the carrier separation unit 13. While the sample carrier 8 is dammed, the barcode label and RFID attached to the sample container 7 are read by the reading unit 14, and information related to the sample is acquired. After the information related to the sample is acquired, the sample carrier 8 is released from the carrier separation unit 13 and is transported one by one to the transport path 23.
- the sample carrier 8 transported to the transport path 23 is transported to the sample collection position 10 by the rotation of the claw 22, and after the sample is collected at the sample collection position 10, it is further transported and carried out from the sample carry-out path 12. Will be done. It is preferable that a predetermined number or more of the sample containers 7 are held between the sample carry-in path 11 and the sample collection position 10, and five sample containers 7a to 7e are held in FIG. Shown.
- the number of sample containers 7 held between the sample carry-in path 11 and the sample collection position 10 is preferably equal to or greater than the number of sample containers 7 arranged in the sample rack 15 illustrated in FIG.
- the sample rack 15 has a plurality of holes 16 into which the sample container 7 is inserted, and the sample containers 7 can be arranged as many as the number of holes 16.
- FIG. 4 shows a state in which four sample containers 7 are inserted into the sample rack 15 having five sequences.
- the sample containers 7 arranged in the sample rack 15 are transferred to the sample carrier 8 one by one, various processes are performed, and then returned to the same sample rack 15. Therefore, when the number of sample containers 7 held between the sample carry-in path 11 and the sample collection position 10 is equal to or greater than the number of sequences of the sample rack 15, the sample containers 7 are returned to the same sample rack 15 without being mistaken. Becomes easier.
- the housing 24 is a box that covers the carousel 21.
- the housing 24 is provided with an opening into which the sample collection unit 25, which will be described later, enters.
- FIG. 3 shows a rectangular housing 24 that is easy to manufacture.
- the grip portion 20 is arranged inside the carousel 21 and grips the sample container 7 transported to the sample collection position 10. By gripping the sample container 7 by the gripping portion 20, the position of the sample container 7 can be fixed and the sample container 7 can be prevented from tipping over.
- the grip portion 20 waits outside the transport path 23 until the sample carrier 8 is transported to the sample collection position 10, and when the sample carrier 8 is transported to the sample collection position 10, the grip portion 20 moves horizontally toward the transport path 23. Then, the sample container 7 is gripped from the horizontal direction at the sample collection position 10.
- the grip portion 20 waits outside the transport path 23 until the sample carrier 8 is transported to the sample collection position 10, and then horizontally moves toward the sample container 7 after the sample carrier 8 is transported to the sample collection position 10.
- the grip portion 20 waits outside the transport path 23 until the sample carrier 8 is transported to the sample collection position 10, the grip portion 20 does not interfere with the transport of the sample container 7, does not move in the vertical direction, and moves in the horizontal direction. Therefore, it is possible to reduce the size in the vertical direction.
- the sample collection unit 25 included in the analyzer 6 collects a sample from the sample container 7 conveyed by the carousel 21 of the connection device 5.
- the sample collection unit 25 will be described with reference to FIG.
- the sample collection unit 25 has an arm 26, a nozzle 27, and a support column 28.
- the arm 26 connects the nozzle 27 and the support column 28, and rotates around the support column 28 as a rotation axis.
- the support column 28 moves up and down with rotational movement to move the nozzle 27 connected via the arm 26 to a predetermined position.
- the nozzle 27 is inserted into the sample container 7 gripped by the gripping portion 20, and collects the sample contained in the sample container 7.
- the sample collected by the nozzle 27 is analyzed by the analyzer 6 for clinical examination.
- the sample collection position 10 may be set to a position where the sample collection unit 25 can be easily accessed without shifting the transport path 23 of the carousel 21. Therefore, in this embodiment, the sample collection position 10 is arranged on the transport path 23 of the carousel 21 and within a predetermined distance from the housing 24. The distance from the housing 24 to the sample collection position 10 is, for example, the distance that the sample collection unit 25 can reach. Further, the sample collection position 10 is preferably a position on the transport path 23 of the carousel 21 and farthest from the sample carry-in path 11 and the sample carry-out path 12. With such an arrangement, sufficient space is provided in front of the sample collection position 10 and on the left and right sides of the connecting device 5, so that the degree of freedom can be improved without hindering the arrangement of the analyzer 6.
- the grip portion 20 includes a pair of clamps 30 arranged symmetrically. Note that FIG. 4 shows only the left side of the pair of clamps 30, and the right side clamps 30 symmetrically arranged by the axis of symmetry 36 are omitted.
- the axis of symmetry 36 is preferably a line connecting the center of the carousel 21 and the sample collection position 10.
- the clamp 30 has a contact surface 31, a first pin 32, and a second pin 33.
- the contact surface 31 is a surface that contacts the sample container 7 and is provided at one end of the clamp 30.
- the sample container 7 is gripped by the contact surface 31 coming into contact with the sample container 7 from the left and right. Since the sample container 7 is gripped by the contact surfaces 31 provided symmetrically, the sample container 7 is gripped stably and accurately.
- the first pin 32 is a shaft driven so as to draw an arc in a horizontal plane, and is provided at the other end of the clamp 30.
- the arc drawn by the first pin 32 is the first arc 34, and the center of the first arc 34 is the first center 38.
- the direction in which the first pin 32 is driven is opposite on the left and right, and when the first pin 32 on the left side is clockwise, the right side is counterclockwise.
- the second pin 33 is a shaft that is moved so as to draw an arc in a horizontal plane as the first pin 32 is driven, and is provided between both ends of the clamp 30.
- the arc drawn by the second pin 33 is the second arc 35, and the center of the second arc 35 is the second center 39.
- the direction in which the second pin 33 is moved is the opposite direction on the left and right, as in the case of the first pin 32.
- the second center 39 may be outside the pair of clamps 30 or on the axis of symmetry 36.
- the second center 39 outside the pair of clamps 30 is referred to as the second center 39a
- the second center 39 on the axis of symmetry 36 is referred to as the second center 39b.
- the second arc 35 with respect to the second center 39a is referred to as the second arc 35a
- the second arc 35 with respect to the second center 39b is referred to as the second arc 35b.
- the second center 39b and the second arc 35b are shared on the left and right.
- the direction in which the first pin 32 is driven is the tangential direction of the first arc 34
- the direction in which the second pin 33 moves is the tangential direction of the second arc 35. Therefore, the direction in which each point on the clamp 30 moves is an arc centered on the intersection 37 of the straight line connecting the first pin 32 and the first center 38 and the straight line connecting the second pin 33 and the second center 39. It becomes the tangential direction of.
- FIG. 4 as an example of the direction in which the contact surface 31 of the clamp 30 moves, the intersection 37a of the straight line connecting the first pin 32 and the first center 38 and the straight line connecting the second pin 33 and the second center 39a
- the tangential direction of the arc centered on is indicated by an arrow.
- the center is the intersection 37b between the straight line connecting the first pin 32 and the first center 38 and the straight line connecting the second pin 33 and the second center 39b.
- the tangential direction of the arc is the moving direction of the point on the clamp 30.
- the grip portion 20 of this embodiment includes a transmission portion that transmits the rotational driving force generated by the motor 40 to the first pin 32, and the transmission portion includes the crank arm 42, the connecting plate 44, the first gear 49, and the second gear 51. , Third gear 52 and the like.
- the transmission portion includes the crank arm 42, the connecting plate 44, the first gear 49, and the second gear 51. , Third gear 52 and the like.
- the motor 40 is, for example, a stepping motor and has a rotating shaft 41 that rotates about the vertical direction. When the motor 40 rotates in the forward direction, the rotating shaft 41 rotates clockwise. Since one end of the crank arm 42 is fixedly connected to the rotating shaft 41, the crank arm 42 rotates integrally with the rotating shaft 41. A connecting shaft 43 rotatably connected to one end of the connecting plate 44 is provided at the other end of the crank arm 42, and an elongated hole 48 facing the connecting shaft 43 direction is formed at the other end of the connecting plate 44. ..
- a transmission shaft 45 connected to a first gear 49 which is a fan-shaped gear having a central angle of about 90 °, is passed through the elongated hole 48. Since the transmission shaft 45 can move along the slot 48, when the rotation shaft 41 rotates clockwise, the transmission shaft 45 is pulled to the left, and the first gear 49 is clocked with the first gear shaft 50 as the center of rotation. Rotate around.
- the transmission shaft 45 is connected to one end of the spring 46, which is a pulling spring, and the other end of the spring 46 is supported by the connecting plate 44 by the spring fixing portion 47.
- the transmission shaft 45 which is pulled toward the spring fixing portion 47 by the spring 46, maintains a state of being in contact with the surface of the elongated hole 48 on the connecting shaft 43 side.
- the second gear 51 meshes with the first gear 49, when the first gear 49 rotates clockwise, the second gear 51 rotates counterclockwise. Since the second gear 51 shares the first center 38, which is the rotation axis, with the right side of the pair of left and right third gears 52, when the second gear 51 rotates counterclockwise, the third gear 52 on the right side also Rotate counterclockwise. Since the pair of left and right third gears 52 have the same number of teeth and mesh with each other, when the third gear 52 on the right side rotates counterclockwise, the third gear 52 on the left side rotates clockwise. Since the pair of left and right third gears 52 are each provided with the first pin 32 of the clamps 30 arranged symmetrically, the first pin 32 is placed on the first arc 34 by the rotation of the third gear 52. It is driven symmetrically.
- the second pin 33 of the clamps 30 symmetrically arranged is rotatably connected to one end of a pair of left and right link arms 53, and is rotatably pivotally supported at the other end of the link arm 53.
- the two centers 39a are provided symmetrically. That is, the link arm 53 moves the second pin 33 on the second arc 35a.
- the intersection 37a is a point where the straight line connecting the first pin 32 and the first center 38 and the straight line connecting the second pin 33 and the second center 39a intersect, and the movement of the first pin 32 and the second pin 33 Since the position changes accordingly, the contact surface 31 moves while drawing a curve as shown by the arrow in FIG.
- a first detection plate 54 and a first sensor 56 may be provided in order to detect the rotation angle of the first gear 49.
- the first detection plate 54 is fixed to the first gear 49 and rotates together with the first gear 49.
- the first sensor 56 is a position for detecting the first detection plate 54 when the rotating shaft 41, the connecting shaft 43, the spring fixing portion 47, and the transmission shaft 45, which are the origin positions of the grip portion 20, are arranged substantially in a straight line in the order described. Placed in.
- a second detection plate 55 and a second sensor 57 may be provided to detect the position of the connecting plate 44.
- the second detection plate 55 is fixed to the connecting plate 44 and moves together with the connecting plate 44.
- the second sensor 57 is arranged at a position where the second detection plate 55 is detected when the connecting shaft 43, the rotating shaft 41, the spring fixing portion 47, and the transmission shaft 45 are arranged substantially in a straight line in the order described.
- the third sensor 58 may be arranged at a position where the first detection plate 54 is detected when the first gear 49 reaches a predetermined rotation angle.
- the first sensor 56, the second sensor 57, and the third sensor 58 are fixed to the grip portion 20 by a support member (not shown).
- the connecting device 5 carries in the sample carrier 8 based on the instruction from the control device 9. It is preferable that the reading unit 14 acquires the information related to the sample while the sample carrier 8 is dammed by the carrier separating unit 13. Further, it is preferable that the control device 9 moves the grip portion 20 to the origin position based on the output of the first sensor 56.
- the carousel 21 rotates the claw 22 in the circumferential direction of the transport path 23 based on the instruction from the control device 9.
- the sample carrier 8 held between the claws 22 is transported along the transport path 23.
- the control device 9 determines whether or not the sample carrier 8 has reached the sample collection position 10. If it has not reached, the process is returned to S1002, and if it has reached, the process proceeds to S1004.
- the control device 9 rotates the motor 40 in the forward direction with the carousel 21 stopped.
- the height of the sample carrier 8 may be adjusted by an elevating device (not shown) according to the height of the analyzer 6.
- the control device 9 determines whether or not the grip portion 20 has gripped the sample container 7. If it is not gripped, the process proceeds to S1006, and if it is gripped, the process proceeds to S1007.
- FIG. 11 shows a state in which the connecting shaft 43 is rotated by an angle ⁇ 1 from the origin position by rotating the rotating shaft 41 clockwise.
- the connecting shaft 43 rotates, the first pin 32 and the second pin 33 move, and the intersection 37a also moves, so that the moving direction of the contact surface 31 is the arrow direction in FIG.
- the rotation shaft 41 is rotated counterclockwise in the state of FIG. 11 to move the grip portion 20 to the origin position in S1001. You may.
- FIG. 12 shows a state in which the connecting shaft 43 is rotated by an angle ⁇ 2 (> ⁇ 1) from the origin position by further rotating the rotating shaft 41 clockwise.
- ⁇ 2 > ⁇ 1
- FIG. 12 shows a state in which the connecting shaft 43 is rotated by an angle ⁇ 2 (> ⁇ 1) from the origin position by further rotating the rotating shaft 41 clockwise.
- the intersection 37a between the straight line connecting the first pin 32 and the first center 38 and the straight line connecting the second pin 33 and the second center 39 is shown in FIG. Since it moves to the indicated position, the moving direction of the contact surface 31 is the direction of the arrow in FIG. Further, the clamp 30 intersects the transport path 23.
- FIG. 13 shows a state in which the connecting shaft 43 is rotated by an angle ⁇ 3 (> ⁇ 2) from the origin position by further rotating the rotating shaft 41 clockwise.
- the intersection 37a moves with the movement of the first pin 32 and the second pin 33, and the contact surface 31 comes into contact with the sample container 7 arranged at the sample collection position 10.
- the spring 46 only pulls the transmission shaft 45 in the elongated hole 48, and the elastic force of the spring 46 is not transmitted from the transmission shaft 45 to the first gear 49. Therefore, since the load required for the movement of the clamp 30 is only the inertial force and the friction load due to acceleration, the power consumption of the motor 40 from the origin position to the contact surface 31 in contact with the sample container 7 can be reduced. Further, since the clamp 30 is driven by one motor 40, the grip portion 20 can be constructed at low cost. In the state of FIG. 13, the contact surface 31 is merely in contact with the sample container 7, and the clamp 30 does not generate a force for gripping the sample container 7.
- the connecting shaft 43 is rotated by an angle ⁇ 4 (> ⁇ 3) from the origin position by further rotating the rotating shaft 41 clockwise, and is moved to the side opposite to the transmission shaft 45 with respect to the rotating shaft 41. It is in a state of being. Since the clamp 30 is in contact with the sample container 7, the positions of the first pin 32 and the second pin 33 are fixed, so that the rotation angles of the third gear 52, the second gear 51, and the first gear 49 are fixed. , The position of the transmission shaft 45 is fixed. While the position of the transmission shaft 45 is fixed, the spring fixing portion 47 moves in the direction approaching the rotating shaft 41 together with the connecting plate 44, so that the spring 46 is stretched and the first is extended via the transmission shaft 45.
- ⁇ 4 > ⁇ 3
- the second sensor 57 may be arranged at a position for detecting the second detection plate 55 when the straight line connecting the connecting shaft 43 and the spring fixing portion 47 is located behind the center of the rotating shaft 41. That is, it may be determined whether or not the gripping portion 20 grips the sample container 7 based on the output of the second sensor 57.
- the control device 9 determines whether or not it has been detected that the sample container 7 is not on the sample carrier 8 transported to the sample collection position 10. If it is not detected that the sample container 7 is absent, the process returns to S1004, and if it is detected, the process proceeds to S1009.
- FIG. 15 shows a state in which the connecting shaft 43 is rotated by an angle ⁇ 5 (> ⁇ 3) from the origin position by further rotating the rotating shaft 41 clockwise from the state of FIG. 12 in which the contact surface 31 is in contact with the sample container 7. Is. Note that ⁇ 5 is smaller than ⁇ 4.
- the intersection 37a moves with the movement of the first pin 32 and the second pin 33, and the contact surfaces 31 come into contact with each other. Since the contact surface 31 does not come into contact with the sample container 7, the first gear 49 further rotates from the state shown in FIG. 12, and the first detection plate 54 moves to the position of the third sensor 58 as the first gear 49 rotates. ,
- the output of the third sensor 58 changes. That is, the output of the third sensor 58 may detect that the sample container 7 is not present at the sample collection position 10.
- the control device 9 stops the motor 40.
- the sample container 7 is gripped by the torque acting on the clamp 30 when the spring 46 is stretched.
- the sample collection unit 25 of the analyzer 6 collects a sample from the sample container 7 held by the grip unit 20.
- the control device 9 rotates the motor 40 in the reverse direction.
- the pair of clamps 30 releases the grip of the sample container 7 and moves horizontally toward the origin position.
- the control device 9 determines whether or not the sample carrier 8 has reached the origin position. If it has not reached, the process is returned to S1009, and if it has reached, the process proceeds to S1011. Whether or not the sample carrier 8 has reached the origin position may be determined by the output of the first sensor 56.
- the control device 9 determines the presence or absence of the next sample to be analyzed. If there is no next sample, the process ends, and if there is, the process returns to S1001.
- the sample container 7 can be gripped without mixing foreign matter such as abrasion powder generated from the pair of clamps 30 into the sample stored in the sample container 7 on the transport path 23. Since the gripping portion 20 of this embodiment moves in the horizontal direction and grips the sample container 7 from the horizontal direction, it is possible to reduce the size in the vertical direction. Further, since the pair of clamps 30 waits outside the transport path 23 until the sample carrier 8 is transported to the sample collection position 10, the transport of the sample container 7 is not hindered.
- the grip portion 20 is not limited to the configuration shown in FIGS. 8 and 9. A modified example of the grip portion 20 will be described with reference to FIG.
- the grip portion 20 of FIG. 16 is the case of the second center 39b in which the second center 39 is located on the pair of symmetrical axes 36 of the clamp 30, and is arranged symmetrically as in the cases of FIGS. 8 and 9. It has a pair of clamps 30 and a pair of third gears 52. Note that in FIG. 16, the configuration from the motor 40 to the second gear 51 is omitted.
- the clamp 30 has a contact surface 31, a first pin 32, and a second pin 33, as in the case of FIGS. 8 and 9.
- the contact surface 31 is a surface that comes into contact with the sample container 7 and is provided at one end of the clamp 30.
- the first pin 32 is provided at the other end of the clamp 30 and is rotatably connected to the third gear 52 so as to be driven so as to draw an arc centered on the first center 38.
- the second pin 33 is provided between both ends of the clamp 30, and is rotatably connected to one end of the second link arm 60.
- the other end of the second link arm 60 is rotatably connected to a second center 39b arranged on the axis of symmetry 36.
- the second link arm 60 is arranged symmetrically with respect to the axis of symmetry 36.
- FIG. 16 shows an arrow indicating the direction in which the contact surface 31 moves when the third gear 52 on the left side rotates clockwise when the grip portion 20 is in the origin position.
- the grip portion 20 of FIG. 17 uses a guide groove 70 in which the second pin 33 slides and moves instead of the second link arm 60 of FIG.
- the clamp 30 has a pair of symmetrical clamps 30 and a pair of third gears 52
- the clamp 30 has a contact surface 31, a first pin 32, and a second pin 33
- the contact surface 31 comes into contact with the sample container 7. It is a surface
- the first pin 32 is rotatably connected to the third gear 52 as in FIG.
- the second pin 33 of FIG. 17 moves while sliding in the guide groove 70 provided along the second arc 35b centered on the second center 39b.
- the guide groove 70 is arranged symmetrically with respect to the axis of symmetry 36. Further, the guide groove 70 is not limited to the shape along the second arc 35b, and may have a shape along the second arc 35a shown in FIG. 7.
- the second pin 33 in FIG. 17 is moved so as to draw a second arc 35b as the first pin 32 is driven. Then, the contact surface 31 moves in the tangential direction of the arc centered on the intersection 37b of the straight line connecting the first pin 32 and the first center 38 and the straight line connecting the second pin 33 and the second center 39b.
- FIG. 17 the state where the grip portion 20 is at the origin position is shown by a solid line, and the state where the clamp 30 grips the sample container 7 at the sample collection position 10 is shown by a dotted line. The direction is indicated by a curved arrow.
- the connecting device 5 of this embodiment can improve the degree of freedom in arranging the analyzer 6.
- the case where the housing 24 of the connecting device 5 is rectangular has been described.
- a case where the housing 24 has an arc shape will be described.
- the description of the same configuration as that of the first embodiment will be omitted.
- connection device 5 of this embodiment has a carousel 21, a grip portion 20, and a housing 24.
- the carousel 21 of this embodiment has an arc-shaped transport path 23 as in the first embodiment.
- the grip portion 20 is arranged inside the carousel 21 as in the first embodiment, and grips the sample container 7 at the sample collection position 10. More specifically, the gripping portion 20 may have any configuration as long as it horizontally moves toward the transport path 23 and grips the sample container 7 transported to the sample collection position 10 from the horizontal direction. For example, FIG. 8 and FIG. It is the configuration shown in FIG. 9, FIG. 16 and FIG. The grip portion 20 may have any configuration as long as it is horizontally moved to the transport path 23 and gripped from the horizontal direction at the sample collection position 10, and is therefore shown by a white rectangle in FIG.
- the housing 24 has an arc-shaped transport path 23, a sample carry-in path 11, and a sample carry-out path 12.
- the sample collection position 10 is arranged at any position on the arc-shaped transport path 23 and within a predetermined distance from the housing 24. Since the housing 24 has a shape along the arc-shaped transport path 23, even if the sample collection position 10 is arranged at an arbitrary position of the arc-shaped transport path 23 within a predetermined distance from the housing 24, A sufficient space is provided around the connecting device 5.
- FIG. 18 illustrates a sample collection position 10 located farthest from the sample carry-in path 11 and the sample carry-out path 12.
- FIG. 19 shows an analyzer 6 including a sample collection unit 25 that accesses the sample collection position 10 located farthest from the sample carry-in path 11 and the sample carry-out path 12.
- an analyzer 6 including a sample collection unit 25 that accesses the sample collection position 10 located farthest from the sample carry-in path 11 and the sample carry-out path 12.
- sufficient space is provided in front of the sample collection position 10 and on the left and right sides of the connecting device 5, so that the arrangement of the analyzer 6 is not hindered and the arrangement of the analyzer 6 with respect to the connecting device 5 is not hindered.
- the degree of freedom can be improved.
- a sufficient space is provided behind the grip portion 20 in the front-rear direction, which is the moving direction of the grip portion 20, the grip portion 20 can be made large. Increasing the size of the grip portion 20 enables accurate gripping of the sample container 7 and enhancement of the gripping force.
- FIG. 20 shows an analyzer 6 including a sample collection unit 25 that accesses a sample collection position 10 located on the transport path 23 and at the right end of the connection device 5.
- an analyzer 6 including a sample collection unit 25 that accesses a sample collection position 10 located on the transport path 23 and at the right end of the connection device 5.
- sufficient space is provided on the right side of the sample collection position 10 and in front of and behind the connecting device 5, so that the arrangement of the analyzer 6 is not hindered and the arrangement of the analyzer 6 with respect to the connecting device 5 is not hindered.
- the degree of freedom can be improved.
- the number of sample containers 7 held between the sample carry-in path 11 and the sample collection position 10 increases. The increase in the number of sample containers 7 held between the sample carry-in path 11 and the sample collection position 10 makes it possible to increase the size of the sample rack 15 to be put into the sample test automation system 1 and improve the efficiency of the sample test. it can.
- connection device and the sample test automation system of the present invention have been described above.
- the present invention is not limited to the above embodiment, and the components can be modified and embodied without departing from the gist of the invention. Moreover, you may combine a plurality of components disclosed in the said Example as appropriate. Further, some components may be deleted from all the components shown in the above embodiment.
- Specimen test automation system 2 Pretreatment device 3: Specimen transfer device 4: Specimen buffer 5: Connection device, 6: Analytical device, 7: Specimen container, 8: Specimen carrier, 9: Control device, 10 : Specimen collection position, 11: Specimen carry-in path, 12: Specimen carry-out path, 13: Carrier separation section, 14: Reading section, 15: Specimen rack, 16: Hole, 20: Grip section, 21: Carousel, 22: Claw, 23: Transport path, 24: Housing, 25: Specimen collection part, 26: Arm, 27: Nozzle, 28: Strut, 30: Clamp, 31: Contact surface, 32: First pin, 33: Second pin, 34 : First arc, 35: Second arc, 36: Axis of symmetry, 37: Intersection, 38: First center, 39: Second center, 40: Motor, 41: Rotating axis, 42: Crank arm, 43: Connecting axis , 44:
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Abstract
Description
接続装置5は、制御装置9からの指示に基づいて、検体キャリア8を搬入する。検体キャリア8がキャリア分離部13によってせき止められる間に、読み取り部14によって検体に係る情報が取得されることが好ましい。また第一センサ56の出力に基づいて制御装置9が把持部20を原点位置に移動させておくことが好ましい。
カルーセル21は、制御装置9からの指示に基づいて、ツメ22を搬送経路23の周方向に回動させる。ツメ22の間に保持される検体キャリア8は、搬送経路23に沿って搬送される。
制御装置9は、検体キャリア8が検体採取位置10に達したか否かを判定する。達していなければS1002へ処理が戻され、達していればS1004へ処理が進む。
制御装置9は、カルーセル21を停止させた状態で、モータ40を正回転させる。なお、分析装置6の高さに応じて、図示されない昇降装置によって検体キャリア8の高さが調整されても良い。
制御装置9は、把持部20が検体容器7を把持したか否かを判定する。把持していなければS1006へ処理が進み、把持していればS1007へ処理が進む。
制御装置9は、検体採取位置10に搬送された検体キャリア8の上に検体容器7が無いことを検知したか否か判定する。検体容器7が無いことを検知しなければS1004へ処理が戻り、検知すればS1009へ処理が進む。
制御装置9は、モータ40を停止させる。検体容器7は、バネ46が引き延ばされることによってクランプ30に作用するトルクによって把持される。
分析装置6の検体採取部25は、把持部20が把持している検体容器7から検体を採取する。
制御装置9は、モータ40を逆回転させる。モータ40が逆回転することにより、クランプ30の対は検体容器7の把持を解除し、原点位置に向かって水平移動する。
制御装置9は、検体キャリア8が原点位置に達したか否かを判定する。達していなければS1009へ処理が戻され、達していればS1011へ処理が進む。検体キャリア8が原点位置に達したか否かは、第一センサ56の出力によって判定されても良い。
制御装置9は、モータ40を停止させる。クランプ30の対は原点位置に復帰している。なお、S1004において検体キャリア8の高さが調整された場合は、本ステップにおいて検体キャリア8が元の高さに戻される。
制御装置9は、分析対象となる次の検体の有無を判定する。次の検体が無ければ終了となり、有ればS1001へ処理が戻る。
Claims (8)
- 検体が収容される検体容器を搬送する検体搬送装置と前記検体を分析する分析装置とを接続する接続装置であって、
前記検体容器が乗せられる検体キャリアを所定の間隔で搬送するカルーセルと、
前記カルーセルの内側に配置され、前記検体が採取される位置である検体採取位置において前記検体容器を把持する把持部と、
前記カルーセルを覆う筐体と、を備え、
前記検体採取位置は、前記カルーセルの搬送経路の上にあって、前記筐体から所定の距離の中に配置されることを特徴とする接続装置。 - 請求項1に記載の接続装置であって、
前記分析装置は前記検体を採取する検体採取部を備え、
前記所定の距離は、前記検体採取部が届く距離であることを特徴とする接続装置。 - 請求項1に記載の接続装置であって、
前記検体キャリアが搬入される検体搬入路から前記検体採取位置までの間に、所定の数以上の前記検体容器が保持されることを特徴とする接続装置。 - 請求項3に記載の接続装置であって、
前記所定の数は、複数の前記検体容器が配列される検体ラックの配列数であることを特徴とする接続装置。 - 請求項1に記載の接続装置であって、
前記筐体は前記搬送経路の中の円弧形状の経路に沿う形状を有することを特徴とする接続装置。 - 請求項5に記載の接続装置であって、
前記検体採取位置は、前記円弧形状の経路の上にあることを特徴とする接続装置。 - 請求項1に記載の接続装置であって、
前記把持部の移動方向の少なくとも一方に空間が設けられることを特徴とする接続装置。 - 検体容器の前処理と検体の分析をする検体検査自動化システムであって、
請求項1に記載の接続装置を備えることを特徴とする検体検査自動化システム。
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JP2021553489A JP7274598B2 (ja) | 2019-10-31 | 2020-10-21 | 接続装置及び検体検査自動化システム |
US17/768,736 US20240142479A1 (en) | 2019-10-31 | 2020-10-21 | Connection Device and Automated System for Inspecting Specimen |
CN202080065004.1A CN114585928A (zh) | 2019-10-31 | 2020-10-21 | 连接装置及检体检查自动化系统 |
EP20880547.3A EP4053566A4 (en) | 2019-10-31 | 2020-10-21 | CONNECTION DEVICE AND AUTOMATED SYSTEM FOR INSPECTING A SPECIMEN |
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JP2010526289A (ja) * | 2007-05-01 | 2010-07-29 | シーメンス・ヘルスケア・ダイアグノスティックス・インコーポレイテッド | 自動検査室システムで使用するためのプログラム制御可能なランダム・アクセス・サンプル操作装置 |
WO2015111526A1 (ja) * | 2014-01-27 | 2015-07-30 | 株式会社 日立ハイテクノロジーズ | 自動分析装置 |
JP2015152406A (ja) * | 2014-02-14 | 2015-08-24 | 株式会社日立ハイテクノロジーズ | 検体処理システム |
JP2017129576A (ja) * | 2016-01-22 | 2017-07-27 | エフ.ホフマン−ラ ロシュ アーゲーF. Hoffmann−La Roche Aktiengesellschaft | 試料管を持ち上げるためのデバイス |
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US6024204A (en) * | 1997-11-14 | 2000-02-15 | Bayer Corporation | Conveyor system for clinical test apparatus |
US11360110B2 (en) * | 2016-09-23 | 2022-06-14 | Hitachi High-Tech Corporation | Sample test automation system |
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JP2010526289A (ja) * | 2007-05-01 | 2010-07-29 | シーメンス・ヘルスケア・ダイアグノスティックス・インコーポレイテッド | 自動検査室システムで使用するためのプログラム制御可能なランダム・アクセス・サンプル操作装置 |
WO2015111526A1 (ja) * | 2014-01-27 | 2015-07-30 | 株式会社 日立ハイテクノロジーズ | 自動分析装置 |
JP2015152406A (ja) * | 2014-02-14 | 2015-08-24 | 株式会社日立ハイテクノロジーズ | 検体処理システム |
JP2017129576A (ja) * | 2016-01-22 | 2017-07-27 | エフ.ホフマン−ラ ロシュ アーゲーF. Hoffmann−La Roche Aktiengesellschaft | 試料管を持ち上げるためのデバイス |
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