WO2009084451A1 - ノズル装置及び液体試料分析装置 - Google Patents
ノズル装置及び液体試料分析装置 Download PDFInfo
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- WO2009084451A1 WO2009084451A1 PCT/JP2008/073071 JP2008073071W WO2009084451A1 WO 2009084451 A1 WO2009084451 A1 WO 2009084451A1 JP 2008073071 W JP2008073071 W JP 2008073071W WO 2009084451 A1 WO2009084451 A1 WO 2009084451A1
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- nozzle
- container
- opening
- sealed container
- sample
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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
- G01N35/10—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
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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
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1079—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices with means for piercing stoppers or septums
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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
- G01N35/10—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
- G01N2035/102—Preventing or detecting loss of fluid by dripping
- G01N2035/1023—Preventing or detecting loss of fluid by dripping using a valve in the tip or nozzle
Definitions
- the present invention relates to a nozzle device for sucking a liquid in an airtight container and a liquid sample analyzer using the nozzle device.
- a liquid sample analyzer particularly a device for analyzing a biological sample such as blood, a nozzle that penetrates a specimen container that is a sealed container, and a suction mechanism such as a syringe for sucking a liquid sample such as blood from the nozzle, are connected by a flexible elastic tube.
- the sample container and the elastic tube are in a sealed state, and there is no escape space for the sample.
- the pressure in the elastic tube rises and becomes a pressurized state.
- the elastic tube cannot keep a constant volume against the pressure and swells. If it does so, blood will penetrate into a nozzle by the part which the elastic tube expanded. After that, even if the inside of the sample container becomes atmospheric pressure, the blood once entering the nozzle remains slightly adhered to the inner wall of the nozzle.
- the flow path in the nozzle, the elastic tube, and the syringe are filled with a liquid such as a diluent, when the blood enters the nozzle, it mixes with the liquid, and the blood is It will remain in the nozzle.
- Patent Document 1 there is a nozzle provided with means for opening the inside of a sealed container to the atmosphere.
- JP 2004-170156 A JP 2004-170156 A
- the present invention has been made to solve the above-mentioned problems all at once, and is capable of accurate quantitative suction without being affected by pressure when a nozzle is passed through a sealed container. This is the main desired issue.
- the nozzle device is connected to a nozzle that penetrates the sealed container and sucks the liquid in the sealed container, an air release mechanism that opens the sealed container to the atmosphere, and a base end portion of the nozzle,
- An open / close structure having an internal flow path communicating with the flow path in the nozzle, an open / close mechanism that opens and closes the internal flow path, and an open / close control unit that controls the open / close mechanism.
- the opening / closing structure includes a manifold having an internal flow path communicating with the flow path in the nozzle and an electromagnetic valve provided in the manifold.
- the opening / closing structure it is desirable that the internal flow path of the opening / closing structure is not deformed by a differential pressure between the atmospheric pressure and the pressure in the sealed container.
- the open / close control unit is It is desirable that the opening / closing mechanism is controlled so as to close the internal flow path when the nozzle penetrates the sealed container and until a predetermined time elapses after passing through the sealed container.
- the open / close control unit closes the internal flow path when the nozzle is removed from the sealed container.
- the liquid sample analyzer includes the nozzle device, a suction mechanism connected to the open / close structure, for sucking liquid from the sealed container, a suction control unit for controlling the suction mechanism, Have
- the suction control unit in order to perform suction after the sealed container is opened to the atmosphere, and to enable accurate quantitative suction, the suction control unit, after a predetermined time has passed since the nozzle penetrated the sealed container, It is desirable that the liquid is sucked from the sealed container.
- FIG. 1 is a schematic configuration diagram of a liquid sample suction device 1 according to this embodiment.
- the liquid sample aspirating device 1 is used in, for example, a blood analyzer among liquid sample analyzers that analyze biological samples, and the blood (specimen) in the sealed container T is used as the sealed container. It is possible to perform quantitative suction (sampling) without being affected by the pressure in T.
- WBC white blood cell count
- RBC red blood cell count
- PLT platelet count
- MCV red blood cell volume
- Hct hematocrit value
- this is provided in the nozzle 2 that penetrates the sealed container T and sucks the liquid in the sealed container T, and penetrates the sealed container T.
- the air release mechanism 3 that opens the airtight container T to the atmosphere, the internal flow paths 411 and 412 that are provided at the base end portion of the nozzle 2 and communicate with the flow path in the nozzle 2, and the internal flow path 411.
- An open / close structure 4 having an open / close mechanism for opening and closing 412, an open / close control unit 5 for controlling the open / close mechanism, and an elastic tube connected to the open / close structure 4 for sucking liquid from the sealed container T
- a suction control unit 7 that controls the suction mechanism 6.
- the sealed container T of the present embodiment has a cylindrical shape made of resin, and the upper opening is closed by, for example, a resin lid (cap).
- the nozzle 2 is moved in the horizontal direction and the vertical direction by a nozzle drive mechanism (not shown) and penetrates the specimen container which is the sealed container T.
- the nozzle 2 of the present embodiment is provided with an inner tube having a liquid inlet at the distal end and a liquid outlet at the proximal end, and a predetermined gap outside the inner tube. It forms a double tube structure consisting of an outer tube having an opening in the part.
- the inner tube of the nozzle 2 is filled with a liquid such as a diluent along with internal channels 411 and 412, the elastic tube 61, and the syringe 62, which will be described later.
- the atmosphere opening mechanism 3 that opens the sample container T to the atmosphere when the nozzle 2 penetrates the sample container is configured by an opening provided in the distal end portion and the base end portion of the outer tube and a space formed by the inner tube and the outer tube. Is done.
- the opening / closing structure 4 is provided between the nozzle 2 and the elastic tube 61, and has a manifold 41 having internal flow paths 411 and 412 communicating with the flow path in the nozzle 2, and an electromagnetic wave provided in the manifold 41. And valve 42.
- the manifold 41 communicates with the flow path in the nozzle 2 and has a first internal flow path 411 that opens to the side face, and a second internal opening that opens to the side face and opens to the connection port to which the elastic tube 61 is connected.
- the solenoid valve 42 is provided in the side surface which the 1st internal flow path 411 and the 2nd internal flow path 412 open.
- the manifold 41 is made of a hard material whose internal flow paths 411 and 412 are not deformed by a differential pressure between the atmospheric pressure and the pressure in the sealed container T. More specifically, the manifold 41 has a pressure that can be generated in the specimen container T sealed with a resin lid, that is, within a range where the pressure difference in the sealed container T with respect to atmospheric pressure is within a range of ⁇ 100 kPa.
- the capacity of the flow paths 411 and 412 is substantially constant. That is, the manifold 41 is not deformed by the differential pressure.
- the material include metals such as aluminum and stainless steel, and plastics such as polyphenylene sulfide (PPS) resin and acrylic resin.
- the opening / closing control unit 5 opens or closes the internal flow paths 411 and 412 by controlling the electromagnetic valve 42.
- the open / close control unit 5 seals the nozzle 2 with the air release mechanism 3 when the nozzle 2 penetrates the sealed container T and until a predetermined time elapses after the nozzle 2 penetrates the sealed container T.
- the internal flow path 411 is closed by the electromagnetic valve 42 until the container T is opened to the atmosphere and the pressure is stabilized at atmospheric pressure. Thereby, it is possible to prevent blood from flowing into the nozzle 2 or the diluent from flowing out of the nozzle 2 in the process of opening the sealed container T to the atmosphere.
- the opening / closing control unit 5 closes the internal flow path 411 with the electromagnetic valve 42 when the nozzle 2 is removed from the sealed container T. Thereby, it is possible to prevent the sucked blood from flowing out of the nozzle 2 due to a pressure change in the sealed container T generated when the nozzle 2 is removed.
- the suction mechanism 6 includes a flexible elastic tube 61 having one end connected to the manifold 41 and a suction means 62 such as a syringe connected to the other end of the elastic tube 61.
- the suction unit 62 is controlled by the suction control unit 7.
- the suction control unit 7 quantifies the amount of blood sucked from the nozzle 2 by controlling the suction means 62.
- the suction control unit 7 performs time control controlled by the driving time of the syringe 62 or stroke amount control controlled by the stroke amount of the syringe 62.
- the suction control unit 7 is configured such that after a predetermined time has elapsed after the nozzle 2 is penetrated into the sealed container T, that is, after the nozzle 2 is penetrated, the pressure in the sealed container T is stabilized at atmospheric pressure. By controlling the suction means 62, blood is quantified and sucked.
- the opening / closing control unit 5 and the suction control unit 7 described above are configured by operating the CPU of the information processing apparatus and its peripheral devices based on a program stored in a predetermined area of the internal memory of the information processing apparatus. .
- the opening / closing control unit 5 operates the electromagnetic valve 42 to close the internal flow path 411 in the manifold 41. And the nozzle 2 is penetrated in the airtight container T by the nozzle drive part, and the front-end
- the suction controller 7 operates the syringe (suction means 62) to suck the liquid.
- the opening / closing control unit 5 activates the electromagnetic valve 42 to close the internal flow path 411.
- the nozzle 2 is removed from the sealed container T by the nozzle driving unit. In this way, a certain amount of blood can be sucked without causing a problem caused by an imbalance between the atmospheric pressure and the pressure in the sealed container T.
- the open / close structure 4 is provided between the elastic tube 61 and the nozzle 2, and the elastic tube 61 is affected by pressure when the nozzle is penetrated. Therefore, the suction error due to the volume change in the elastic tube 61 can be eliminated. Therefore, accurate quantitative suction can be enabled.
- the nozzle in addition to what is constituted by a double pipe, the nozzle may be a suction pipe and an atmosphere release pipe connected in parallel, or provided on the outer peripheral surface of the nozzle. It may be a groove that communicates the space in the sealed container and the external space when penetrating the sealed container T. Further, the air release mechanism is not limited to that provided in the nozzle, and may be provided separately from the nozzle.
- an opening / closing valve other than the electromagnetic valve may be used in addition to the one using the electromagnetic valve of the above-described embodiment.
- the open / close structure of the above embodiment is composed of a manifold and a solenoid valve, but is provided with a tubular member having one end connected to the nozzle and the other end connected to the elastic tube, and the tubular member. And an opening / closing mechanism such as an electromagnetic valve for opening / closing the flow path.
- the tubular member is not deformed by the differential pressure between the atmospheric pressure and the pressure in the sealed container T, and the material thereof is the same as that of the manifold of the embodiment.
- liquid sample aspirating device of the above embodiment can be used for a device for processing a liquid sample such as a biological sample accommodated in a sealed container in addition to a blood analyzer.
- the invention of the second embodiment relates to a sample sampling apparatus capable of sampling even a small amount of liquid sample. Even if the stopper of the sample container is closed, the sampling nozzle is used for the device that samples the liquid sample contained in the sample container using the sampling nozzle. In some cases, the sharply sharpened tip can break through the stopper and reach the sample in the sample container.
- the sampling port Z51 is provided on the side circumferential surface, so that a dead space D is formed at the bottom in the sample container Z3. This causes a problem that it is not possible to sample an amount of liquid specimen corresponding to the dead space D. This problem is particularly serious when the sample is very small.
- Patent Document 2 Japanese Patent Laid-Open No. 11-2953157 discloses a device for extracting a reagent, which is configured such that a reagent container is tilted so that it can be aspirated by a sampling nozzle without leaving all expensive reagents. .
- Patent Document 1 Japanese Patent Laid-Open No. 11-295317 discloses a device for extracting a reagent, which is configured such that a reagent container is tilted so that it can be aspirated by a sampling nozzle without leaving all expensive reagents.
- Patent Document 1 Japanese Patent Laid-Open No. 11-295317
- Patent Document 2 Japanese Patent Laid-Open No. 11-295317
- Patent Document 2 Japanese Patent Laid-Open No. 11-295317 discloses a device for extracting a reagent, which is configured such that a reagent container is tilted so that it can be aspirated by a sampling nozzle without leaving all expensive reagents.
- the present invention has been made to provide a sample sampling apparatus that can sample a small amount of liquid sample satisfactorily even when a sampling nozzle having a tapered tip is used. Is.
- the sample sampling apparatus is configured such that the angle setting mechanism that supports the sample container and the sampling nozzle can move relative to the sample container so that the inclination of the sample container can be changed.
- a position adjustment mechanism that supports the sample container and / or the sampling nozzle and a sampling nozzle having a sampling port opened on an outer surface are provided.
- the sampling nozzle can be inserted along the inner side surface of the specimen container by the position adjusting mechanism at the insertion position corresponding to the inclination angle of the specimen container supported by the angle setting mechanism. Since it can be adjusted, even a small amount of liquid sample can be sucked well from the sampling port formed on the outer surface of the sampling nozzle.
- the angle setting mechanism refers to a mechanism that tilts the sample container at a predetermined angle, and includes an elastic body, for example.
- the elastic body is not particularly limited, and examples thereof include a compression coil spring, an elastic material made of synthetic resin, and rubber.
- a specimen testing apparatus including the specimen sampling apparatus according to the present invention is also one aspect of the present invention.
- the sample sampling device Z1 is elastic as an angle setting mechanism Z2 supporting the sample container Z3 so that the inclination of the sample container Z3 can be changed.
- the body includes a position adjusting mechanism Z8 that supports the sampling nozzle Z5, and a sampling nozzle Z5 that has a sampling port Z51 open on the side circumferential surface so that the sampling nozzle Z5 can move.
- the elastic body Z2 is specifically a compression coil spring, and is provided at the bottom of the specimen container container Z4.
- the sample container container Z4 has an internal space in which a sufficient space remains around the sample container Z3 in a state where the sample container Z3 is stored.
- the position adjustment mechanism Z8 includes a vertical drive mechanism Z9 and a horizontal drive mechanism Z10.
- the vertical drive mechanism Z9 moves the nozzle holder Z91 holding the sampling nozzle Z5 in the vertical direction by a timing belt Z93 driven by a motor Z92.
- the horizontal direction drive mechanism Z10 moves the nozzle unit Z11 provided with the vertical direction drive mechanism Z9 in the horizontal direction by a timing belt Z13 driven by a motor Z12.
- These drive mechanisms Z9 and Z10 move the sampling nozzle Z5 in the vertical and horizontal directions by driving the motors Z92 and Z12 in accordance with the drive signal transmitted from the driver Z82 in accordance with a command from the CPU Z81.
- the insertion position of Z5 into the sample container Z3 can be selected.
- Sampling nozzle Z5 has a circular axial cross section and is tapered in a tapered shape at the tip, and sampling port Z51 is provided on the side peripheral surface.
- a specimen container Z3 in which a small amount of liquid specimen S is accommodated in the internal space is inserted and fixed in the hollow of the compression coil spring Z2.
- the internal space of the sample container container Z4 that stores the sample container Z3 is larger than the sample container Z3, and the sample container Z3 can be tilted.
- the sampling nozzle Z5 is moved by the position adjusting mechanism Z8, and the sampling nozzle Z5 is inserted into the sample container Z3 along the inner peripheral surface (right side in the drawing) of the sample container Z3.
- the sampling nozzle Z5 is placed along the inner peripheral surface of the sample container Z3.
- the sample container Z3 is gradually inclined to the left side in the drawing.
- gap V arises between the sample container Z3 inner surface and the sampling nozzle Z5.
- the angle formed by the axis of the specimen container Z3 and the sampling nozzle Z5 at this time is preferably 10 ° or less, and more preferably about 5 °.
- the liquid sample S accommodated in the sample container Z3 rises in the gap V formed between the inner surface of the sample container Z3 and the sampling nozzle Z5 by a capillary phenomenon, and is provided on the side peripheral surface of the sampling nozzle Z5. The position of Z51 is reached. For this reason, even if the liquid sample S is a very small amount, it can be aspirated.
- the sample sampling device Z1 when the sampling nozzle Z5 is inserted into the sample container Z3 along the inner peripheral surface, the sample container supported by the compression coil spring Z2 is used.
- Z3 is inclined to create a gap V between the inner surface of the specimen container Z3 and the sampling nozzle Z5, and the liquid specimen S rises through the gap V by capillary action and reaches the sampling port Z51. Even if it exists, it can attract
- the compression coil spring Z2 Since the specimen container Z3 is supported by the compression coil spring Z2, even if the tip of the sampling nozzle Z5 comes into contact with the bottom of the specimen container Z3, the impact is absorbed by the compression coil spring Z2. Z5 is not stressed and does not damage the operating equipment of the sampling nozzle Z5. As a result, the tip of the sampling nozzle Z5 can be inserted until it comes into contact with the bottom of the sample container Z3, and the liquid sample S can be aspirated satisfactorily even in a small amount.
- the sample sampling device Z1 includes a sample container container Z4 that is rotatably supported with respect to a stand Z6 as an angle setting mechanism, and a position adjustment mechanism. Z8 and sampling nozzle Z5 are provided.
- the sample container container Z4 is rotatably supported with respect to the stand Z6, and a compression coil spring is provided as a buffer material Z7 at the bottom.
- the sample container container Z4 has an internal space in which the sample container Z3 can be fitted.
- a specimen container Z3 in which a small amount of liquid specimen S is accommodated in the internal space is inserted into the specimen container container Z4 and fixed.
- the sampling nozzle Z5 is moved by the position adjusting mechanism Z8, and the sampling nozzle Z5 is inserted into the sample container Z3 along the inner peripheral surface (right side in the drawing) of the sample container Z3.
- the sampling nozzle Z5 is placed along the inner peripheral surface of the sample container Z3.
- the sample container container Z4 containing the sample container Z3 is gradually inclined to the left side in the drawing.
- gap V arises between the sample container Z3 inner surface and the sampling nozzle Z5.
- the liquid sample S accommodated in the sample container Z3 rises in the gap V formed between the inner surface of the sample container Z3 and the sampling nozzle Z5 by a capillary phenomenon, and is provided on the side peripheral surface of the sampling nozzle Z5. The position of Z51 is reached. For this reason, even if the liquid sample S is a very small amount, it can be aspirated.
- the sample sampling device Z1 when the sampling nozzle Z5 is inserted into the sample container Z3 along the inner peripheral surface, the sample container container Z4 that is freely rotatable is provided. Since the supported specimen container Z3 is inclined to form a gap V between the inner surface of the specimen container Z3 and the sampling nozzle Z5, the liquid specimen S rises through the gap V by capillary action and reaches the sampling port Z51. Even the liquid sample S can be satisfactorily aspirated by the sampling nozzle Z5.
- the compression coil spring Z7 is provided at the bottom of the sample container container Z4, even if the tip of the sampling nozzle Z5 contacts the bottom of the sample container Z3, the impact is absorbed by the compression coil spring Z7. Therefore, no stress is applied to the sampling nozzle Z5, and the operating device of the sampling nozzle Z5 is not damaged. As a result, the sampling nozzle Z5 can be inserted until the tip of the sampling nozzle Z5 comes into contact with the bottom of the sample container Z3.
- the position adjustment mechanism Z8 is not limited to the one that moves the sampling nozzle Z5.
- the position adjustment mechanism Z8 is provided in the sample container holder Z4 and the stand Z6, and the sample container Z3 is in the horizontal direction with respect to the fixed sampling nozzle Z5. Further, it may be configured to be movable in the vertical direction.
- the angle setting mechanism is not limited to a mechanism that is rotatably supported by the compression coil spring Z2 and the stand Z6, and the inclination angle of the container mounting surface is set in advance according to the type of the sample container Z3 and can be exchanged with each other. A plurality of specimen container containers Z4 may be used.
- the sampling nozzle Z5 may be any one as long as the sampling port Z51 is open on the outer surface, and is not limited to one having a circular axial cross section or one having a tapered tip.
- accurate quantitative suction can be performed without being affected by pressure when a nozzle is passed through a sealed container.
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Abstract
Description
T・・・密閉容器
2・・・ノズル
3・・・大気開放機構
4・・・開閉構造体
411、412・・・内部流路
41・・・マニホールド
42・・・開閉機構(電磁弁)
5・・・開閉制御部
6・・・吸引機構
7・・・吸引制御部
Z1・・・検体サンプリング装置
Z2・・・角度設定機構(弾性体、圧縮コイルばね)
Z3・・・検体容器
Z5・・・サンプリングノズル
Z8・・・位置調整機構
次に、本発明に係るノズル装置を用いた液体試料吸引装置(検体サンプリング装置)1の第1実施形態について図面を参照して説明する。なお、図1は本実施形態に係る液体試料吸引装置1の模式的構成図ある。
本実施形態に係る液体試料吸引装置1は、生体試料の分析を行う液体試料分析装置のうち、例えば血液分析装置に用いられるものであり、密閉容器T内の血液(検体)を、その密閉容器T内の圧力の影響を受けることなく、定量吸引(サンプリング)することができるものである。
次にこのように構成した液体試料吸引装置1の吸引動作について説明する。
このように構成した本実施形態の液体試料吸引装置1によれば、弾性チューブ61とノズル2との間に開閉構造体4を設けており、ノズルを貫通させる場合等における圧力影響で弾性チューブ61が変形することがないので、弾性チューブ61内の体積変化による吸引誤差を解消することができる。したがって、正確な定量吸引を可能にすることができる。
次に、液体試料吸引装置(検体サンプリング装置)の第2実施形態について説明する。なお、前記第1実施形態とは異なる符号を用いて説明する。
検体容器に収容された液状検体を、サンプリングノズルを用いてサンプリングする装置には、先端が先細のテーパ状に成形してあるサンプリングノズルを用いて、検体容器の栓が閉じた状態でも、サンプリングノズルの鋭利に尖った先端が栓を突き破って、検体容器中の検体に到達できるように構成してあるものがある。
次に、第3の実施形態について図面を参照して説明する。なお、以下の説明中、前記第2の実施形態に対応する部材には同一の符号を付している。
Claims (7)
- 密閉容器を貫通し、当該密閉容器内の液体を吸引するノズルと、
前記密閉容器を大気開放する大気開放機構と、
前記ノズルの基端部に接続され、前記ノズル内の流路に連通する内部流路及び当該内部流路の開閉を行う開閉機構を有する開閉構造体と、
前記開閉機構を制御する開閉制御部と、を具備するノズル装置。 - 前記開閉構造体が、前記ノズル内の流路に連通する内部流路を有するマニホールドと、当該マニホールドに設けられる電磁弁とからなる請求項1記載のノズル装置。
- 前記開閉構造体の内部流路が、大気圧と前記密閉容器内の圧力との差圧により変形しないものである請求項1記載のノズル装置。
- 前記開閉制御部が、前記ノズルが前記密閉容器を貫通するとき及び、前記密閉容器を貫通してから所定時間が経過するまで、前記内部流路を閉塞するように前記開閉機構を制御するものである請求項1記載のノズル装置。
- 前記開閉制御部が、前記ノズルを前記密閉容器から抜脱するときに、前記内部流路を閉塞するように前記開閉機構を制御するものである請求項1記載のノズル装置。
- 請求項1乃至5のいずれかに記載のノズル装置と、前記開閉構造体に接続され、前記ノズルから前記密閉容器内の液体を吸引するための吸引機構と、前記吸引機構を制御する吸引制御部とを有する液体試料分析装置。
- 前記吸引制御部が、前記ノズルが前記密閉容器に貫通されてから所定時間経過後に、前記密閉容器から液体を吸引するものである請求項6記載の液体試料分析装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/810,805 US8974750B2 (en) | 2007-12-27 | 2008-12-18 | Nozzle device and liquid sample analyzer |
CN200880117967.0A CN101878430B (zh) | 2007-12-27 | 2008-12-18 | 喷嘴装置和液体试样分析装置 |
EP08869001A EP2244093A1 (en) | 2007-12-27 | 2008-12-18 | Nozzle device and liquid sample analyzer |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-336286 | 2007-12-27 | ||
JP2007336286A JP4988541B2 (ja) | 2007-12-27 | 2007-12-27 | ノズル装置及び液体試料分析装置 |
JP2007-337965 | 2007-12-27 | ||
JP2007337965A JP2009156808A (ja) | 2007-12-27 | 2007-12-27 | 検体サンプリング装置 |
Publications (1)
Publication Number | Publication Date |
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WO2009084451A1 true WO2009084451A1 (ja) | 2009-07-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2008/073071 WO2009084451A1 (ja) | 2007-12-27 | 2008-12-18 | ノズル装置及び液体試料分析装置 |
Country Status (4)
Country | Link |
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US (1) | US8974750B2 (ja) |
EP (1) | EP2244093A1 (ja) |
CN (1) | CN101878430B (ja) |
WO (1) | WO2009084451A1 (ja) |
Cited By (1)
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WO2011151014A1 (de) * | 2010-06-02 | 2011-12-08 | Chemagen Biopolymer-Technologie Ag | Vorrichtung und verfahren zur restlosen aufnahme von flüssigkeiten aus gefässen |
Families Citing this family (4)
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CN103201634B (zh) * | 2010-10-27 | 2015-07-08 | 株式会社日立高新技术 | 自动分析装置 |
JP6230450B2 (ja) | 2014-03-10 | 2017-11-15 | 株式会社日立ハイテクノロジーズ | 分注装置及び分注方法 |
CN105067825B (zh) * | 2015-07-19 | 2017-05-31 | 武汉明德生物科技股份有限公司 | 用于全自动免疫定量分析仪的免拔盖采样总成 |
KR101713172B1 (ko) * | 2015-08-04 | 2017-03-08 | 바디텍메드(주) | 피펫 팁 및 피펫 시스템 |
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- 2008-12-18 EP EP08869001A patent/EP2244093A1/en not_active Withdrawn
- 2008-12-18 US US12/810,805 patent/US8974750B2/en not_active Expired - Fee Related
- 2008-12-18 CN CN200880117967.0A patent/CN101878430B/zh not_active Expired - Fee Related
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2011151014A1 (de) * | 2010-06-02 | 2011-12-08 | Chemagen Biopolymer-Technologie Ag | Vorrichtung und verfahren zur restlosen aufnahme von flüssigkeiten aus gefässen |
AU2011260626B2 (en) * | 2010-06-02 | 2013-10-10 | Perkinelmer Chemagen Technologie Gmbh | Apparatus and method for remainder-less uptake of liquids from vessels |
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Also Published As
Publication number | Publication date |
---|---|
US8974750B2 (en) | 2015-03-10 |
CN101878430B (zh) | 2014-06-18 |
EP2244093A1 (en) | 2010-10-27 |
US20100273243A1 (en) | 2010-10-28 |
CN101878430A (zh) | 2010-11-03 |
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