CN111513771A - Virus sampler - Google Patents
Virus sampler Download PDFInfo
- Publication number
- CN111513771A CN111513771A CN202010437397.6A CN202010437397A CN111513771A CN 111513771 A CN111513771 A CN 111513771A CN 202010437397 A CN202010437397 A CN 202010437397A CN 111513771 A CN111513771 A CN 111513771A
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- cylinder
- sampling
- push
- piston
- sampler
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- 241000700605 Viruses Species 0.000 title claims abstract description 9
- 238000005070 sampling Methods 0.000 claims abstract description 55
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 40
- 238000007789 sealing Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 5
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000003612 virological effect Effects 0.000 claims 9
- 210000003128 head Anatomy 0.000 abstract description 17
- 238000001514 detection method Methods 0.000 abstract description 8
- 210000000214 mouth Anatomy 0.000 abstract description 6
- 230000006378 damage Effects 0.000 description 6
- 239000007921 spray Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 210000002345 respiratory system Anatomy 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 208000003322 Coinfection Diseases 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 210000000436 anus Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000026058 directional locomotion Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000415 inactivating effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
- A61B10/0051—Devices for taking samples of body liquids for taking saliva or sputum samples
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
-
- G—PHYSICS
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B2010/009—Various features of diagnostic instruments
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pulmonology (AREA)
- Hematology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The invention discloses a virus sampler which comprises a cylinder, a sampling test paper head, a piston and a push-pull rod, wherein the front end of the cylinder is a conical test paper cavity, a sampling reagent bag is arranged in a through hole in the side surface of the front end part of the cylinder, the outer end of the sampling reagent bag is provided with a piercing mechanism, the piston is elastically and hermetically connected in the cylinder, the push-pull rod is fixedly connected to the center of the rear end part of the piston, the front end part of the piston is fixedly connected with the sampling test paper head through a connecting rod, and the rear end of the push-. According to the invention, the sampling test paper head is pushed to enter the throat of the oral cavity for sampling, the reagent pack is punctured by the puncturing mechanism after sampling and is mixed with the sample to be sampled, so that the sample is rapidly collected, time and labor are saved, the detection inaccuracy caused by the need of transferring the sample is avoided, the detection accuracy is improved, and the piston is pushed to play a role in guiding and accurately positioning.
Description
Technical Field
The invention relates to a virus sampler, and belongs to the technical field of virus sampling equipment.
Background
Clinical do not have to the special sampling device of upper respiratory tract, all use sampling test paper and cotton swab to go on, because the local stimulation of upper respiratory tract makes probably splash the droplet of being detected and carries the pathogen to cause the injury scheduling problem to medical personnel.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: a virus sampler is provided to solve the above-mentioned problems in the prior art.
The technical scheme adopted by the invention is as follows: a virus sampler comprises a cylinder, a sampling test paper head, a piston and a push-pull rod, wherein the front end of the cylinder is a test paper cavity with a conical structure, a sampling reagent bag is arranged in a through hole in the side face of the front end part of the cylinder, a piercing mechanism is arranged at the outer end of the sampling reagent bag, the piston is elastically and hermetically connected in the cylinder, the push-pull rod is fixedly connected in the center of the rear end part of the piston, the front end part of the piston is fixedly connected with the sampling test paper head through a connecting rod, and the rear end of.
Preferably, above-mentioned sampling reagent package includes both ends open-ended post chamber, and the sealed fixed connection of post chamber sets up the reagent sealing membrane on the drum, and the rear end sets up the elasticity pressing sheet of evagination, and impales the mechanism and includes awl thorn pole, and awl thorn pole fixed connection is inboard in the middle part of the elasticity pressing sheet.
Preferably, a sealing film is arranged at the front end of the test paper cavity.
Preferably, the guide ring is installed to above-mentioned drum front end inboard, and the guide ring is connected inside the drum and is located sampling reagent package the place ahead through the collection fill, and the collection fill is towards the big toper structure of the little rear end of drum front end, and the guide ring side is provided with the water conservancy diversion hole, and the guide ring front end is provided with the extrusion portion of horn mouth.
Preferably, the rear end face of the piston is provided with an extension spring, the extension spring is sleeved on the push-pull rod, the upper end of the extension spring abuts against the end face of the piston, and the lower end of the extension spring abuts against the inner side of the rear end of the cylinder.
Preferably, the tail end of the push-pull rod penetrates out of the cylinder and then is connected to the push-pull handle, the push-pull handle is movably inserted into the guide cylinder, and the front end of the guide cylinder is fixedly connected to the rear end of the cylinder.
Preferably, the side face of the tail end of the push-pull handle is fixedly connected with a limiting rod, the front end of the limiting rod is provided with a limiting latch, the surface of the cylinder is provided with a plurality of limiting clamping grooves along the length direction of the cylinder, and the push-pull limiting rod can embed the limiting latch into the limiting clamping grooves.
Preferably, a transparent protective cover having a spherical cross section is fitted over the front end of the cylinder.
Preferably, a sample destroying reagent bag is arranged in another through hole in the side surface of the front end part of the cylinder, and the structural shape of the sample destroying reagent bag is consistent with that of the sampling reagent bag.
Preferably, the side surface of the cylinder is provided with scale marks, and the cylinder is made of transparent materials.
The invention has the beneficial effects that: compared with the prior art, the invention has the following effects:
(1) according to the invention, the sampling test paper head is pushed to enter the throat of the oral cavity for sampling, and the reagent packet is punctured by the puncturing mechanism after sampling and is mixed with the sample to be sampled, so that the sample is rapidly collected, time and labor are saved, the detection inaccuracy caused by the need of transferring the sample is avoided, the detection accuracy is improved, and the piston is pushed to play a role in guiding and accurately positioning;
(2) the sampling reagent bag (containing the sample pretreatment reagent) is simple in structure and good in sealing effect, the sampling test paper head is pushed to the sealing position, the reagent liquid is convenient to flow to the sampling test paper head, the puncturing mechanism is simple, and the pressing is convenient and rapid;
(3) the sampling sealing film is well sealed in an unused state, and plays roles of dust prevention and pollution prevention;
(4) the guide ring is arranged, so that the rigidity of the connecting rod can be improved in the process of pushing the connecting rod, deflection is avoided, the flow collecting hopper and the flow guide hole are arranged, rapid flow collection and drainage of a reagent to the sampling test paper head can be realized, the extrusion part is arranged, the protection liquid containing a sample can be extruded from the sampling test paper head, and manual extrusion is avoided;
(5) the extension spring is arranged, so that the quick reset of the piston and the reset of the sampling test paper head can be realized, and the sampling operation is more convenient;
(6) the push-pull handle is arranged in the guide cylinder to play a role in further guiding and pushing, and the push-pull handle has a large contact area and is more labor-saving to push;
(7) the limit latch and the limit slots are arranged, so that the extension length of the sampling test paper head can be quickly limited, and the sampling accuracy is improved;
(8) a transparent protective cover (made of silica gel) is arranged to cover the oral cavity and the nasal cavity of a patient, so that the medical staff is prevented from being infected by spray of spray, and the sampling test paper head can be clearly observed to reach the position and move to contact with the throat to be sampled;
(9) a sample destroying reagent bag is arranged for storing a sample inactivating reagent, and a sampling test paper head after sampling and collecting samples can be destroyed;
(10) the transparent cylinder and the scale marks are arranged, so that the distance pushed out by the sampling test paper head can be monitored.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
FIG. 3 is an enlarged view of the portion B of FIG. 1;
FIG. 4 is a schematic top view of the guide ring;
fig. 5 is a schematic view of a cylindrical section structure at the position of the limiting latch.
Detailed Description
The invention is further described with reference to the accompanying drawings and specific embodiments.
Example 1: as shown in fig. 1-5, a virus sampler comprises a cylinder 1, a sampling test paper head 2, a piston 3 and a push-pull rod 4, wherein the front end of the cylinder 1 is a test paper cavity (a sample pretreatment reagent bin, and reagents are slowly dripped after being released to the sample pretreatment reagent bin, and according to the required amount of the sample, a sample adding button is pressed to wash the sample on the test paper and protect the sample, a sampling reagent pack 6 (containing sample treatment liquid) is arranged in a through hole in the side surface of the front end of the cylinder 1, the outer end of the sampling reagent pack 6 is provided with a piercing mechanism, the piston 3 is elastically and hermetically connected in the cylinder 1, the push-pull rod 4 is fixedly connected to the center of the rear end of the piston 3, the front end of the piston 3 is fixedly connected with the sampling test paper head 2 through a connecting rod.
Preferably, the sampling reagent pack 6 comprises a cylindrical cavity 7 with openings at two ends, the cylindrical cavity 7 is fixedly connected to the cylinder 1 in a sealing manner, the front end of the cylindrical cavity is provided with a reagent sealing film 8, the rear end of the cylindrical cavity is provided with a convex elastic pressing sheet 9, the puncturing mechanism comprises a conical puncturing rod 10, and the conical puncturing rod 10 is fixedly connected to the inner side of the middle part of the elastic pressing sheet 9.
Preferably, a sealing film 11 is provided at the front end of the test paper chamber.
Preferably, a guide ring 12 is mounted inside the front end of the cylinder 1, the guide ring 12 is connected inside the cylinder 1 through a collecting hopper 13 and is positioned in front of the sampling reagent pack 6, the collecting hopper 13 has a tapered structure with a smaller front end and a larger rear end, a guide hole 14 is formed inside the guide ring 12, and a flared extrusion part 23 is formed at the front end of the guide ring 12.
Preferably, the rear end face of the piston 3 is provided with an extension spring 15, the extension spring 15 is sleeved on the push-pull rod 4, the upper end of the extension spring abuts against the end face of the piston 3, and the lower end of the extension spring abuts against the inner side of the rear end of the cylinder 1.
Preferably, the tail end of the push-pull rod 4 penetrates through the cylinder 1 and then is connected to the push-pull handle 16, the push-pull handle 16 is movably inserted into the guide cylinder 17, and the front end of the guide cylinder 17 is fixedly connected to the rear end of the cylinder 1.
Preferably, 16 tail end side fixedly connected with gag lever post 22 of above-mentioned push-and-pull handle, gag lever post 22 front end is provided with spacing latch 18, 1 surface of drum is provided with a plurality of spacing draw-in grooves 19 along drum length direction, push-and-pull gag lever post 22 can be with spacing latch 18 embedding to spacing draw-in groove 19 in, a plurality of spacing draw-in grooves 19 are located direction groove 24, direction groove 24 sets up on 1 length direction's of drum surface, adopt direction groove, be convenient for spacing latch directional movement, realize the location fast, improve detection efficiency and detection accuracy nature.
Preferably, a transparent protective cap 20 having a spherical cross section is fitted over the front end of the cylinder 1.
Preferably, a sample destruction reagent pack 21 is disposed in another through hole on the side surface of the front end of the cylinder 1, and the structural shape of the sample destruction reagent pack 21 is identical to that of the sampling reagent pack 6.
Preferably, the side surface of the cylinder 1 is provided with scale marks, and the cylinder 1 is made of transparent material.
The sampler of the invention is suitable for sampling the upper respiratory tract, the oral cavity, the anus and the rectum anal end, and has the following advantages:
1) the sampler is provided with the transparent polyethylene plastic protective cover, is nontoxic and accords with medical standards, and the protective cover is covered on the oral cavity part of a patient during sampling, so that the injury to medical staff caused by spray of spray can be prevented; the subsequent sample treatment and sample destruction are carried out in a closed environment, so that the secondary infection of pathogens carried by the samples to the environment and medical staff is prevented; the protective cover can be sealed and covered at the detection end of the portable PCR instrument to realize integration, so that detection reaction is carried out in a relatively closed environment;
2) sample pretreatment and sample destruction, wherein a sample pretreatment bin is designed, a sample treatment reagent is contained, after sampling is completed, the sample can be pretreated by releasing the reagent, reaction can be carried out in a closed environment after treatment is completed, the reaction is completed, the released and destroyed reagent is immediately destroyed, the problems of transportation, storage and the like of the sample are not involved, and infection to medical personnel is avoided;
3) the depth can be adjusted, and accurate sampling is facilitated. Spacing draw-in groove cooperation reset spring control has the degree of depth scale on its body, according to different ages, different organ position sampling depth is adjustable in the sampling.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention, and therefore, the scope of the present invention should be determined by the scope of the claims.
Claims (10)
1. A virus sampler, comprising: the sampling test paper device comprises a cylinder (1), a sampling test paper head (2), a piston (3) and a push-pull rod (4), wherein the front end of the cylinder (1) is a test paper cavity with a conical structure, a sampling reagent bag (6) is arranged in a through hole in the side face of the front end part of the cylinder (1), the outer end of the sampling reagent bag (6) is provided with a piercing mechanism, the piston (3) is elastically and hermetically connected in the cylinder (1), the push-pull rod (4) is fixedly connected at the center of the rear end part of the piston (3), the front end part of the piston (3) is fixedly connected with the sampling test paper head (2) through a connecting rod (5), and the rear end of.
2. A viral sampler as claimed in claim 1 wherein: sampling reagent package (6) include both ends open-ended post chamber (7), and sealed fixed connection is on drum (1) in post chamber (7), and the front end sets up reagent sealing film (8), and the rear end sets up evagination elasticity and presses piece (9), pierces through the mechanism and includes awl thorn pole (10), and awl thorn pole (10) fixed connection is inboard in elasticity pressing piece (9) middle part.
3. A viral sampler as claimed in claim 1 wherein: the front end of the test paper cavity is provided with a sealing film (11).
4. A viral sampler as claimed in claim 1 wherein: the inner side of the front end of the cylinder (1) is provided with a guide ring (12), the guide ring (12) is connected inside the cylinder (1) through a flow collecting hopper (13) and is positioned in front of a sampling reagent bag (6), the flow collecting hopper (13) is of a conical structure which is small at the front end and large at the rear end, the inner side of the guide ring (12) is provided with a flow guide hole (14), and the front end of the guide ring (12) is provided with an extrusion part (23) with a horn mouth.
5. A viral sampler as claimed in claim 1 wherein: an extension spring (15) is arranged on the rear end face of the piston (3), the extension spring (15) is sleeved on the push-pull rod (4), the upper end of the extension spring abuts against the end face of the piston (3), and the lower end of the extension spring abuts against the inner side of the rear end of the cylinder (1).
6. A viral sampler as claimed in claim 1 wherein: the tail end of the push-pull rod (4) penetrates through the cylinder (1) and then is connected to a push-pull handle (16), the push-pull handle (16) is movably inserted into the guide cylinder (17), and the front end of the guide cylinder (17) is fixedly connected to the rear end of the cylinder (1).
7. A viral sampler as claimed in claim 6 wherein: the side face of the tail end of the push-pull handle (16) is fixedly connected with a limiting rod (22), the front end of the limiting rod (22) is provided with a limiting latch (18), the surface of the cylinder (1) is provided with a plurality of limiting clamping grooves (19) along the length direction of the cylinder, and the push-pull limiting rod (22) can embed the limiting latch (18) into the limiting clamping grooves (19).
8. A viral sampler as claimed in claim 1 wherein: the front end of the cylinder (1) is sleeved with a transparent protective cover (20) with a spherical section.
9. A viral sampler as claimed in claim 1 wherein: a sample destroying reagent bag (21) is arranged in another through hole in the side surface of the front end part of the cylinder (1), and the structural shape of the sample destroying reagent bag (21) is consistent with that of the sampling reagent bag (6).
10. A viral sampler as claimed in claim 1 wherein: the side surface of the cylinder (1) is provided with scale marks, and the cylinder (1) is made of transparent materials.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010437397.6A CN111513771B (en) | 2020-05-21 | 2020-05-21 | Virus sampler |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010437397.6A CN111513771B (en) | 2020-05-21 | 2020-05-21 | Virus sampler |
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CN111513771A true CN111513771A (en) | 2020-08-11 |
CN111513771B CN111513771B (en) | 2024-02-06 |
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Family Applications (1)
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CN202010437397.6A Active CN111513771B (en) | 2020-05-21 | 2020-05-21 | Virus sampler |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112986577A (en) * | 2021-02-03 | 2021-06-18 | 深圳海思安生物技术有限公司 | Reagent kit |
CN113373030A (en) * | 2021-04-28 | 2021-09-10 | 任楚宇 | Nucleic acid detection sample storage device with self-destruction function |
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US20140072960A1 (en) * | 2012-06-02 | 2014-03-13 | Bliss Hanlon Lansing | Self diagnostic test |
CN204971363U (en) * | 2015-09-08 | 2016-01-20 | 北京大学深圳医院 | Oral cavity sample collection ware |
CN206244786U (en) * | 2016-11-17 | 2017-06-13 | 蔡向荣 | A kind of viral sampler |
CN208709928U (en) * | 2017-06-14 | 2019-04-09 | 宝洁公司 | Oral cavity sampling apparatus and kit |
CN110018013A (en) * | 2019-03-27 | 2019-07-16 | 江苏宝卫士生物科技有限公司 | A kind of Medical sampling, detection integrated apparatus |
CN212394966U (en) * | 2020-05-21 | 2021-01-26 | 朱建国 | Virus sampling equipment |
-
2020
- 2020-05-21 CN CN202010437397.6A patent/CN111513771B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US20140072960A1 (en) * | 2012-06-02 | 2014-03-13 | Bliss Hanlon Lansing | Self diagnostic test |
CN204971363U (en) * | 2015-09-08 | 2016-01-20 | 北京大学深圳医院 | Oral cavity sample collection ware |
CN206244786U (en) * | 2016-11-17 | 2017-06-13 | 蔡向荣 | A kind of viral sampler |
CN208709928U (en) * | 2017-06-14 | 2019-04-09 | 宝洁公司 | Oral cavity sampling apparatus and kit |
CN110018013A (en) * | 2019-03-27 | 2019-07-16 | 江苏宝卫士生物科技有限公司 | A kind of Medical sampling, detection integrated apparatus |
CN212394966U (en) * | 2020-05-21 | 2021-01-26 | 朱建国 | Virus sampling equipment |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112986577A (en) * | 2021-02-03 | 2021-06-18 | 深圳海思安生物技术有限公司 | Reagent kit |
CN112986577B (en) * | 2021-02-03 | 2024-03-22 | 深圳海思安生物技术有限公司 | Kit for detecting a substance in a sample |
CN113373030A (en) * | 2021-04-28 | 2021-09-10 | 任楚宇 | Nucleic acid detection sample storage device with self-destruction function |
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CN111513771B (en) | 2024-02-06 |
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