CN113340692B - Sample tube, sample processing device and sample processing method - Google Patents
Sample tube, sample processing device and sample processing method Download PDFInfo
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- CN113340692B CN113340692B CN202110627599.1A CN202110627599A CN113340692B CN 113340692 B CN113340692 B CN 113340692B CN 202110627599 A CN202110627599 A CN 202110627599A CN 113340692 B CN113340692 B CN 113340692B
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
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Abstract
The invention provides a sample tube, a sample processing device and a sample processing method, wherein the sample tube comprises: the sample tube body is provided with an opening; the tube cover comprises a cover body and a sealing pad, the cover body is arranged on the sample tube body, the cover body comprises a side wall and a top wall, the inner wall of the side wall is matched with the outer wall of the sample tube body, the sealing pad is of a plate-shaped structure arranged between the top wall of the cover body and the sample tube body, and the taking and placing needle can penetrate through the sealing pad to take and place substances in the sample tube body. In order to solve the sample among the prior art and get and put time and energy, the lower problem of efficiency.
Description
Technical Field
The invention relates to the technical field of detectors, in particular to a sample tube, a sample processing device and a sample processing method.
Background
With the increasing quality of life requirements, many samples need to be tested.
In detecting the sample, the sample needs to be processed, for example, uniformly mixed and then sampled. In the prior art, different samples are put into a sample tube, when the samples are put into the sample tube, the cover of the sample tube is required to be opened, the samples are put into the sample tube, the cover is screwed on the sample tube after the samples are put into the sample tube, and then the samples put into the sample tube are processed, for example, the samples are uniformly mixed by oscillation. And finally, taking out the processed sample, opening the cover again when taking out the sample from the sample tube, taking out the sample to be detected, and covering the cover on the sample tube after taking out the sample to be detected. The method for placing and taking out the sample is time-consuming and labor-consuming and has low efficiency.
Disclosure of Invention
The invention mainly aims to provide a sample tube, a sample processing device and a sample processing method, which are used for solving the problems of time and labor waste and low efficiency in sample taking and placing in the prior art.
In order to achieve the above object, there is provided according to the present invention a sample tube comprising: the sample tube body is provided with an opening; the tube cover comprises a cover body and a sealing pad, the cover body is arranged on the sample tube body, the cover body comprises a side wall and a top wall, the inner wall of the side wall is connected with the outer wall of the sample tube body in a matched mode, the sealing pad is of a plate-shaped structure arranged between the top wall of the cover body and the sample tube body, and the taking and placing needle can penetrate through the sealing pad to take and place substances in the sample tube body.
Further, the top wall is provided with an avoidance port.
Further, the sealing gasket is made of rubber, silica gel or polytetrafluoroethylene.
According to another aspect of the present invention, there is also provided a sample processing apparatus, including a sample module, a manipulator module, a centrifugal oscillation module, and a vortex oscillation module, where the sample module includes a sample tube, and the sample tube is the sample tube described above.
Further, the sample processing device further comprises a mounting base, the manipulator module is arranged on the mounting base and comprises a walking structure, a needle taking and placing structure and a manipulator structure, and the manipulator structure and the needle taking and placing structure are all arranged on the walking structure.
Further, the manipulator structure comprises a cylinder seat, a piston, a transmission structure and a clamping arm, wherein the piston is installed in the cylinder seat, the piston is connected with the first end of the transmission structure, and the clamping arm is connected with the second end of the transmission structure, so that the piston drives the clamping arm to have a clamping state and a loosening state.
Further, the cylinder block comprises a block body and two convex plates, the two convex plates are arranged on one side of the block body facing the clamping arm at intervals, the transmission structure comprises a first pivot shaft, a second pivot shaft, a first pivot arm, a second pivot arm, a first horizontal moving block and a second horizontal moving block, the first pivot arm comprises a first rod section and a second rod section, the first end of the first rod section is connected with the piston in a pivotable manner, the second end of the first rod section is connected with the first end of the second rod section in an angled manner, two ends of the first pivot shaft are respectively connected with the two convex plates, the first pivot shaft penetrates through the joint of the first rod section and the second rod section, the second end of the second rod section is connected with the first horizontal moving block, the second pivot arm comprises a third rod section and a fourth rod section, the first end of the third rod section is connected with the piston in a pivotable manner, the second end of the third rod section and the first end of the fourth rod section are connected with the piston in an angled manner, two ends of the second pivot shaft are respectively connected with the two convex plates in an angled manner, and the second pivot shaft penetrates through the joint of the second pivot shaft and the fourth rod section.
Further, the vortex oscillation module comprises a vortex oscillation motor, a connecting frame and a vortex oscillation sample tube placing frame, the axis of an output shaft of the vortex oscillation motor is coincident with the axis of a central shaft of the connecting frame, an eccentric shaft is arranged on one side, away from the vortex oscillation motor, of the connecting frame, and the vortex oscillation sample tube placing frame is arranged on the eccentric shaft.
Further, the vortex oscillation module further comprises an elastic piece, the first end of the elastic piece is connected with the vortex oscillation motor, the second end of the elastic piece is connected with the vortex oscillation sample tube placing frame, and the elastic piece can extend or compress along the axial direction.
According to another aspect of the present invention, there is also provided a sample processing method, using the sample processing apparatus described above, the sample processing method comprising the steps of: s10, placing a sample tube into a sample module; s20, puncturing the sample tube through a needle taking and placing structure of the manipulator module for dosing; s30, placing the sample tube added with the medicine into a vortex oscillation module through a manipulator module, and carrying out vortex oscillation; s40, placing the sample tube with the vortex oscillation into a centrifugal oscillation module, and carrying out centrifugal oscillation.
By applying the technical scheme of the invention, when a sample is put into the sample tube, the sample is conveyed into the sample tube by the taking and putting needle through the sealing gasket, and then the taking and putting needle is retracted, so that the sample can be put without opening the tube cover. And when the sample is taken out again, the sample is taken out by the taking and placing needle through the sealing gasket, so that the sample can be taken out without opening the pipe cover. The sample tube greatly improves the sample taking and placing efficiency. It should be noted that the sealing pad has elasticity, and when the needle is not located to get and put to be located the sealing pad, the sealing pad is in sealed state, when handling the sample in the sample cell like this, the sample in the sample cell can not spill over, and then aspect handles the sample in the sample cell, for example the vibration mixing in the sample cell. The technical scheme of the invention effectively solves the problems of time and labor waste and lower efficiency in the process of taking and placing samples in the prior art.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 shows a schematic view of a sample module and a manipulator module configuration of a sample processing device according to the present invention;
FIG. 2 shows a schematic structural view of a centrifugal oscillation module of the sample processing device of FIG. 1; and
fig. 3 shows a schematic structural view of a vortex oscillation module of the sample processing device of fig. 1.
Wherein the above figures include the following reference numerals:
10. a sample tube body; 20. a tube cover; 100. a sample module; 200. a manipulator module; 300. a centrifugal oscillation module; 400. a vortex oscillation module.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. It should be appreciated that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of these exemplary embodiments to those skilled in the art, that in the drawings, thicknesses of layers and regions are exaggerated for clarity, and identical reference numerals are used to denote identical devices, and thus descriptions thereof will be omitted.
As shown in fig. 1 to 3, a sample tube of the present embodiment includes: a sample tube body 10 and a tube cover 20. The sample tube body 10 has an opening. The tube cover 20 comprises a cover body and a sealing pad, the cover body is arranged on the sample tube body 10, the cover body comprises a side wall and a top wall, the inner wall of the side wall is connected with the outer wall of the sample tube body in a matched mode, the sealing pad is of a plate-shaped structure arranged between the top wall of the cover body and the sample tube body 10, and the taking and placing needle can penetrate through the sealing pad to take and place substances in the sample tube body 10.
By applying the technical scheme of the embodiment, when a sample is put into the sample tube, the sample is conveyed into the sample tube by the taking and putting needle through the sealing gasket, and then the taking and putting needle is retracted, so that the sample can be put in without opening the tube cover. And when the sample is taken out again, the sample is taken out by the taking and placing needle through the sealing gasket, so that the sample can be taken out without opening the pipe cover. The sample tube greatly improves the sample taking and placing efficiency. It should be noted that the sealing gasket has elasticity, and when the needle is not located to get and put to be located the sealing gasket, the sealing gasket is in sealed state, when handling the sample in the sample cell like this, the sample in the sample cell can not spill over, and then conveniently handles the sample in the sample cell, for example the vibration mixing in the sample cell. The technical scheme of the invention effectively solves the problems of time and labor waste and lower efficiency in the process of taking and placing samples in the prior art. The outer diameter of the tube cover 20 is larger than that of the sample tube body 10, so that the manipulator is not easy to fall off when grabbing the sample tube.
In the technical scheme of the embodiment, the top wall is provided with an avoidance port. The effort of getting when putting the needle at puncture tube cap can be reduced like this, dodge the mouth and be circular, be concentric circles with the roof, above-mentioned structure has guaranteed to get and has put the needle and when impaling sealed the pad, gets to put the needle and be located the centre of sample cell, has guaranteed on the one hand that the atress of sample cell is balanced, on the other hand has guaranteed to get and has put the sample in time more accurate.
In the technical scheme of the embodiment, the sealing gasket is made of rubber, silica gel or polytetrafluoroethylene. The sealing gasket has lower cost, and the sealing gasket can recover the sealing state when the taking and placing needle passes through the sealing gasket for a plurality of times. The middle part of the taking and placing needle is provided with a through hole, and the end part of the taking and placing needle is provided with a convex-concave structure, so that the sample of the taking and placing needle can be taken out or put in even if the taking and placing needle is contacted with the tube wall of the sample tube. The tube cover 20 is in threaded fit with the sample tube body 10, an anti-slip surface is arranged outside the side wall of the tube cover 20, and the cover body is made of metal.
The application also provides a sample processing device, including sample module 100, manipulator module 200, centrifugal oscillation module 300 and vortex oscillation module 400, sample module 100 includes the sample cell, and the sample cell is foretell sample cell. The above structure ensures the continuity of sample processing. It should be noted that the sample processing device further includes a control structure, and the control structure is electrically connected to the manipulator module 200, the centrifugal oscillation module 300, and the vortex oscillation module 400, so that automatic control during taking and placing of the sample tube can be realized. The manipulator module 200, the centrifugal oscillation module 300 and the vortex oscillation module 400 can all realize independent control and independent work, so that the processing efficiency of the sample processing device can be greatly improved, for example, when the manipulator module 200 works, the centrifugal oscillation module 300 can perform centrifugal oscillation separation, and the vortex oscillation module 400 can realize vortex oscillation. The manipulator module 200 shares a base with the sample module 100, and the centrifugal oscillation module 300 and the vortex oscillation module 400 share a base. The sample module 100 includes a sample tube rack including a plurality of mounting grooves in which sample tubes can be placed in a one-to-one correspondence. The sample processing device further comprises a mounting base, the sample pipe frames comprise a plurality of rows of sample pipe frames, and each row of sample pipe frames are detachably mounted in the mounting base.
In the technical scheme of this embodiment, the sample processing device further includes an installation base, the manipulator module 200 is disposed on the installation base, the manipulator module 200 includes a walking structure, a needle taking and placing structure and a manipulator structure, and the manipulator structure and the needle taking and placing structure are all mounted on the walking structure. The structure realizes the automatic sample taking and placing pipe of the sample processing device, and the automatic sample taking and placing work and the like. The walking structure comprises X-axis walking, Y-axis walking and Z-axis walking. An X-axis direction is provided with an X-axis direction sliding rail, a motor in the X-axis direction drives a screw rod in the X-axis direction to rotate, and the screw rod in the X-axis direction drives a sliding block in the X-axis direction to slide on the X-axis direction sliding rail. The Y-axis direction is provided with a slide rail in the Y-axis direction and a slide block in the Y-axis direction, the motor in the Y-axis direction drives the screw rod in the Y-axis direction to rotate, and the screw rod in the Y-axis direction is matched with the slide block in the Y-axis direction to drive the slide block in the Y-axis direction to move on the slide rail in the Y-axis direction. The Z-axis direction is provided with a slide rail in the Z-axis direction and a slide block in the Z-axis direction, the motor in the Z-axis direction drives the screw rod in the Z-axis direction to rotate, and the screw rod in the Z-axis direction is matched with the slide block in the Z-axis direction to drive the slide block in the Z-axis direction to move on the slide rail in the Z-axis direction. The needle taking and placing structure and the manipulator structure share the X-axis direction walking structure and the Y-axis direction walking structure, and the Z-axis direction walking structure is independently used, namely, two lead screws in the Z-axis direction and two sliding blocks in the Z-axis direction are used.
In the technical scheme of this embodiment, the manipulator structure includes cylinder block, piston, transmission structure and centre gripping arm, and the piston is installed in the cylinder block, and the piston links to each other with transmission structure's first end, and the centre gripping arm links to each other with transmission structure's second end to make piston drive centre gripping arm have clamping state and unclamping state. The structure ensures that the control is flexible, and the use is clean and pollution is not caused.
In the technical scheme of this embodiment, the cylinder block includes seat body and two flange, two flange looks interval set up the one side towards the centre gripping arm of seat body, the transmission structure includes first pivot axle, the second pivot axle, first pivot arm, the second pivot arm, first horizontal migration piece and second horizontal migration piece, first pivot arm includes first pole section and second pole section, first end of first pole section pivotally links to each other with the piston, the second end of first pole section links to each other with the first end of second pole section angulation, the both ends of first pivot axle link to each other with two flange respectively, first pivot axle passes the junction of first pole section and second pole section, the second end of second pole section links to each other with first horizontal migration piece, first pole section and second pole section become 90. The second pivot arm includes third pole section and fourth pole section, and the first end of third pole section pivotally links to each other with the piston, and the second end of third pole section links to each other with the first end of fourth pole section angulation, and the both ends of second pivot axle link to each other with two flange respectively, and the second pivot axle passes the junction of third pole section and fourth pole section, and the second end of fourth pole section links to each other with the second horizontal migration piece. The structure is compact, and the precision is high. Specifically, the gap between the two convex plates is the same as the thickness of the horizontal moving block. The first pivot arm and the second pivot arm set up symmetrically, and the centre gripping arm includes first centre gripping arm and second centre gripping arm, and first centre gripping arm links to each other with first horizontal migration piece, and the second centre gripping arm links to each other with the second horizontal migration piece, and first horizontal migration piece passes through inclined slot hole and links to each other with the second end of second pole section, can guarantee like this that first horizontal migration piece can follow horizontal migration, and the removal of vertical direction passes through inclined slot hole decomposition promptly, and similarly, second horizontal migration piece is the same with the structure of first horizontal migration piece. The first clamping arm downwardly extending two clamping claws, the second clamping arm downwardly extending two clamping claws, the clamping claws face a side plane of the sample tube, the ends of the clamping claws are provided with protrusions, the outer diameter of the sample tube body 10 of the sample tube is smaller than that of the tube cover 20, the clamping claws are matched with the sample tube body 10, if the sample tube falls off, the protrusions of the ends of the clamping claws and the tube cover 20 form a barrier, and the sample tube cannot fall off.
In the technical solution of this embodiment, the vortex oscillation module 400 includes a vortex oscillation motor, a connecting frame and a vortex oscillation sample tube rack, an axis of an output shaft of the vortex oscillation motor coincides with an axis of a central shaft of the connecting frame, an eccentric shaft is disposed on a side of the connecting frame away from the vortex oscillation motor, and the vortex oscillation sample tube rack is mounted on the eccentric shaft. The structure is convenient to operate. The vortex oscillation sample tube placing rack is provided with a plurality of sample tube rack placing parts, specifically six placing grooves, and six sample tubes are placed in the six placing grooves.
In the technical solution of this embodiment, the vortex oscillation module 400 further includes an elastic member, where a first end of the elastic member is connected to the vortex oscillation motor, and a second end of the elastic member is connected to the vortex oscillation sample tube rack, and the elastic member can extend or compress along the axial direction. The above structure ensures that the vortex oscillating module 400 does not deviate from a predetermined position when operating. The two ends of the elastic piece are screw rods, and elastic rubber is arranged between the two screw rods. The elastic pieces are multiple and are arranged at the positions far away from the center of the vortex oscillation sample tube placing frame, so that the effect of the elastic pieces is good. The centrifugal oscillation module rotates through a motor to drive a plurality of sample tubes on the centrifugal oscillation sample tube rack. It should be noted that, the centrifugal oscillation module 300 includes a centrifugal oscillation sample tube mounting frame, the centrifugal oscillation sample tube mounting frame has a mounting portion, and an axis of the mounting portion is disposed obliquely. Specifically, the installation department is a plurality of, and a plurality of installation department circumference sets up in the outside of centrifugal oscillation sample tube mounting bracket, and a plurality of installation department are close gradually from bottom to top. Such a structure provides a better separation effect during centrifugal oscillations.
In the technical scheme of the embodiment, the application also provides a sample processing method, which adopts the sample processing device and comprises the following steps: s10, the sample tube is put into the sample module 100. S20, puncturing the sample tube through a needle taking and placing structure of the manipulator module 200 for dosing. S30, the sample tube with the medicine is put into the vortex oscillation module 400 by the manipulator module 200, and vortex oscillation is performed. S40, placing the sample tube with vortex oscillation into the centrifugal oscillation module 300, and performing centrifugal oscillation.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A sample processing device comprising a sample module (100), a manipulator module (200), a centrifugal oscillation module (300) and a vortex oscillation module (400), the sample module (100) comprising a sample tube, the sample tube comprising:
a sample tube body (10), the sample tube body (10) having an opening;
the tube cover (20), the tube cover (20) comprises a cover body and a sealing gasket, the cover body is arranged on the sample tube body (10) in a covering mode, the cover body comprises a side wall and a top wall, the inner wall of the side wall is connected with the outer wall of the sample tube body (10) in a matched mode, the sealing gasket is of a plate-shaped structure arranged between the top wall of the cover body and the sample tube body (10), and a taking and placing needle can penetrate through the sealing gasket to take and place substances in the sample tube body (10); the outer diameter of the tube cover (20) is larger than the outer diameter of the sample tube body (10);
the sample processing device further comprises a mounting base, the manipulator module (200) is arranged on the mounting base, the manipulator module (200) comprises a walking structure, a needle taking and placing structure and a manipulator structure, and the manipulator structure and the needle taking and placing structure are both arranged on the walking structure;
the manipulator structure comprises a cylinder seat, a piston, a transmission structure and a clamping arm, wherein the piston is arranged in the cylinder seat, the piston is connected with a first end of the transmission structure, and the clamping arm is connected with a second end of the transmission structure, so that the piston drives the clamping arm to have a clamping state and a loosening state;
the cylinder seat comprises a seat body and two convex plates, wherein the two convex plates are arranged on one side of the seat body, which faces the clamping arm, at intervals, the transmission structure comprises a first pivot shaft, a second pivot shaft, a first pivot arm, a second pivot arm, a first horizontal moving block and a second horizontal moving block, the first pivot arm comprises a first rod section and a second rod section, the first end of the first rod section is pivotably connected with the piston, the second end of the first rod section is connected with the first end of the second rod section at an angle, the two ends of the first pivot shaft are respectively connected with the two convex plates, the first pivot shaft passes through the joint of the first rod section and the second rod section, the second end of the second rod section is connected with the first horizontal moving block, the second pivot arm comprises a third rod section and a fourth rod section, the first end of the third rod section is pivotably connected with the piston, the second end of the first rod section is connected with the second rod section at an angle, the two ends of the second rod section are respectively connected with the second pivot shaft and the second end of the fourth rod section at an angle, and the second pivot arm is connected with the two ends of the fourth rod section at an angle;
the first pivoting arm and the second pivoting arm are symmetrically arranged, the clamping arms comprise a first clamping arm and a second clamping arm, the first clamping arm is connected with the first horizontal moving block, the second clamping arm is connected with the second horizontal moving block, the first horizontal moving block is connected with the second end of the second rod section through an inclined long hole, the first clamping arm extends downwards to form two clamping claws, the second clamping arm extends downwards to form two clamping claws, the clamping claws face one side plane of the sample tube, and the end parts of the clamping claws are provided with bulges;
the vortex oscillation module (400) comprises a vortex oscillation motor, a connecting frame and a vortex oscillation sample tube placing frame, wherein the axis of an output shaft of the vortex oscillation motor is coincident with the axis of a central shaft of the connecting frame, one side of the connecting frame, which is far away from the vortex oscillation motor, is provided with an eccentric shaft, and the vortex oscillation sample tube placing frame is arranged on the eccentric shaft;
the vortex oscillation module (400) further comprises an elastic piece, a first end of the elastic piece is connected with the vortex oscillation motor, a second end of the elastic piece is connected with the vortex oscillation sample tube placing frame, and the elastic piece can extend or compress along the axial direction;
the two ends of the elastic piece are screw rods, and elastic rubber is arranged between the two screw rods.
2. The sample processing device of claim 1, wherein said top wall has a relief opening.
3. The sample processing device of claim 1, wherein said gasket is rubber, silicone or polytetrafluoroethylene.
4. A sample processing method, characterized in that the sample processing device according to any one of claims 1 to 3 is employed, the sample processing method comprising the steps of:
s10, placing a sample tube into a sample module (100);
s20, puncturing the sample tube through a needle taking and placing structure of the manipulator module (200) for dosing;
s30, placing the sample tube added with the medicine into a vortex oscillation module (400) through a manipulator module (200) and carrying out vortex oscillation;
s40, placing the sample tube with vortex oscillation into a centrifugal oscillation module (300) and performing centrifugal oscillation.
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| CN211877997U (en) * | 2019-12-25 | 2020-11-06 | 中科精瓒(武汉)医疗技术有限公司 | Full-automatic thrombelastogram appearance |
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| JP2005083968A (en) * | 2003-09-10 | 2005-03-31 | Shin Etsu Chem Co Ltd | Sample heating device, chromatographic analysis pretreatment method using device, and chromatographic analysis method |
| CN206208849U (en) * | 2016-11-21 | 2017-05-31 | 浙江欧尔赛斯科技有限公司 | A kind of headspace sample bottle |
| CN206258419U (en) * | 2016-11-21 | 2017-06-16 | 浙江欧尔赛斯科技有限公司 | Chromatography column feed materials bottle |
| CN208254897U (en) * | 2018-06-26 | 2018-12-18 | 中国科学院东北地理与农业生态研究所 | The bleeder sample bottle measured for carbon stable isotope in carbon dioxide |
| CN112198324B (en) * | 2020-12-07 | 2021-06-15 | 北京慧荣和科技有限公司 | Full-automatic QuECHERS experimental device and experimental method |
| CN112834412A (en) * | 2021-03-04 | 2021-05-25 | 常州必达科生物科技有限公司 | Flow type sample pretreatment system and flow cytometer |
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