CN111513771B - Virus sampler - Google Patents
Virus sampler Download PDFInfo
- Publication number
- CN111513771B CN111513771B CN202010437397.6A CN202010437397A CN111513771B CN 111513771 B CN111513771 B CN 111513771B CN 202010437397 A CN202010437397 A CN 202010437397A CN 111513771 B CN111513771 B CN 111513771B
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- Prior art keywords
- cylinder
- sampling
- push
- piston
- fixedly connected
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- 241000700605 Viruses Species 0.000 title claims abstract description 16
- 238000005070 sampling Methods 0.000 claims abstract description 55
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 39
- 238000007789 sealing Methods 0.000 claims description 13
- 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
- 210000003128 head Anatomy 0.000 abstract description 18
- 238000001514 detection method Methods 0.000 abstract description 8
- 210000000214 mouth Anatomy 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006378 damage Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 4
- 208000015181 infectious disease Diseases 0.000 description 3
- 210000002345 respiratory system Anatomy 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 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
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 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
- 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
- 238000004321 preservation Methods 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
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)
- Surgery (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Hematology (AREA)
- Pulmonology (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)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The invention discloses a virus sampler which comprises a cylinder, a sampling paper testing 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 on the side surface of the front end 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 to the center of the rear end of the piston, the front end of the piston is fixedly connected with the sampling paper testing head through a connecting rod, and the rear end of the push-pull rod extends out of the lower end of the cylinder. According to the invention, the sampling test paper head is pushed to enter the throat of the oral cavity to sample, the reagent bag is pierced by the piercing mechanism to mix with the sampled sample after sampling, so that the rapid collection of the sample is realized, the time and the labor are saved, the inaccurate detection caused by the need of transferring the sample is avoided, the detection accuracy is improved, the piston is pushed, the guiding effect is realized, and the accurate positioning is realized.
Description
Technical Field
The invention relates to a virus sampler, and belongs to the technical field of virus sampling equipment.
Background
The clinical sampling device special for the upper respiratory tract is not used, and the sampling test paper and the cotton swab are used, so that the problems that the pathogen carried by splashed spray of a detected person causes harm to medical staff and the like are caused due to the local stimulation of the upper respiratory tract.
Disclosure of Invention
The invention aims to solve the technical problems that: 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: the utility model provides a virus sampler, includes drum, sampling test paper head, piston and push-and-pull rod, and the drum front end is the test paper chamber of toper structure, is provided with sampling reagent package in the drum front end side through-hole, and sampling reagent package outer end is provided with pierces through the mechanism, and elastic sealing is connected with the piston in the drum, and push-and-pull rod fixed connection is at piston rear end center, and piston front end passes through connecting rod fixed connection sampling test paper head, and the push-and-pull rod rear end stretches out the drum lower extreme.
Preferably, the sampling reagent pack comprises a column cavity with two open ends, the column cavity is fixedly connected to the cylinder in a sealing manner, the front end of the column cavity is provided with a reagent sealing film, the rear end of the column cavity is provided with an outwards convex elastic pressing sheet, and the puncturing mechanism comprises a conical puncturing rod which is fixedly connected to the inner side of the middle part of the elastic pressing sheet.
Preferably, a sealing film is disposed at the front end of the test paper chamber.
Preferably, a guide ring is mounted at the inner side of the front end of the cylinder, the guide ring is connected inside the cylinder through a collecting bucket and positioned in front of the sampling reagent pack, the collecting bucket is of a conical structure with a small front end and a large rear end towards the front end of the cylinder, a guide hole is formed in the side of the guide ring, and a horn mouth extrusion part is arranged at the front end of the guide ring.
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 is abutted against the end face of the piston, and the lower end of the extension spring is abutted 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 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 surface 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 limiting latch can be embedded into the limiting clamping grooves by the push-pull limiting rod.
Preferably, the front end of the cylinder is sleeved with a transparent protective cover with a spherical section.
Preferably, a sample destroying reagent pack is disposed in another through hole on the side surface of the front end of the cylinder, and the structural shape of the sample destroying reagent pack is identical to that of the sampling reagent pack.
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 pack is pierced by the piercing mechanism to be mixed with the sampled sample after sampling, so that the rapid collection of the sample is realized, the time and the labor are saved, the inaccurate detection caused by the need of transferring the sample is avoided, the detection accuracy is improved, the piston is pushed, the guiding effect is realized, and the accurate positioning is realized;
(2) The sampling reagent bag (containing a sample pretreatment reagent) has the advantages of simple structure, good sealing effect, pushing the sampling test paper head to the sealing position, facilitating the flow of reagent liquid to the sampling test paper head, simple puncturing mechanism and convenient and quick pressing;
(3) The sampling sealing film is sealed well in the unused state, and plays a role in 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 collecting hopper and the guide hole are arranged, the reagents can be collected and guided to the sampling test paper head rapidly, the extrusion part is arranged, the protection liquid containing the samples 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, so that a further guiding and pushing effect is achieved, the contact area of the push-pull handle is large, and the pushing is more labor-saving;
(7) The limiting clamping teeth and the limiting clamping grooves are arranged, so that the rapid limiting of the extension length of the sampling test paper head can be rapidly realized, and the sampling accuracy is improved;
(8) The transparent protective cover (made of silica gel) is arranged at the position of the oral cavity and the nasal cavity of the patient, so that the medical staff is prevented from being infected by spray, the position of the sampling paper head can be clearly observed, and the sampling paper head can be moved to contact with the liquid to be sampled at the throat;
(9) A sample destroying reagent pack is arranged, a sample inactivating reagent is stored, and a sampling test paper head after sampling and collecting samples can be destroyed;
(10) The transparent cylinder and the graduation marks are arranged, so that the pushing-out distance of the sampling paper head can be monitored.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the portion A in FIG. 1;
FIG. 3 is an enlarged schematic view of the portion B in FIG. 1;
FIG. 4 is a schematic top view of a guide ring;
fig. 5 is a schematic view of a cross-sectional structure of a cylinder at a positioning latch.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific examples.
Example 1: as shown in fig. 1-5, a virus sampler comprises a cylinder 1, a sampling 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, a reagent is slowly dripped after being released to the part, a sample adding button is pressed according to the required sample amount, a sample on test paper is washed and protected), a sampling reagent bag 6 (containing sample treatment liquid) is arranged in a through hole on the side surface of the front end part of the cylinder 1, a piercing mechanism is arranged at the outer end of the sampling reagent bag 6, 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 part of the piston 3, the front end part of the piston 3 is fixedly connected with the sampling paper head 2 through a connecting rod 5, and the rear end of the push-pull rod 4 extends out of the lower end of the cylinder 1.
Preferably, the sampling reagent pack 6 includes a cylindrical cavity 7 with two open ends, the cylindrical cavity 7 is fixedly connected to the cylinder 1 in a sealing manner, the front end is provided with a reagent sealing film 8, the rear end is provided with an outwards convex elastic pressing sheet 9, the puncturing mechanism includes 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 bucket 13 and positioned in front of the sampling reagent pack 6, the collecting bucket 13 is of a conical structure with a small front end and a large rear end facing the front end of the cylinder, a guide hole 14 is formed inside the guide ring 12, and a bell mouth extrusion part 23 is arranged at the front end of the guide ring 12.
Preferably, the rear end face of the piston 3 is provided with a tension spring 15, the tension spring 15 is sleeved on the push-pull rod 4, the upper end of the tension spring abuts against the end face of the piston 3, and the lower end of the tension 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 out of the cylinder 1 and 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, the side surface 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, the push-pull limiting rod 22 can embed the limiting latch 18 into the limiting clamping grooves 19, the limiting clamping grooves 19 are positioned on a guiding groove 24, the guiding groove 24 is arranged on the surface of the length direction of the cylinder 1, and the guiding groove is adopted, so that the limiting latch can move directionally, positioning can be realized quickly, and the detection efficiency and the detection accuracy can be improved.
Preferably, the front end of the cylinder 1 is sleeved with a transparent protective cover 20 with a spherical section.
Preferably, a sample destruction reagent pack 21 is provided in the other through hole on the side surface of the front end portion of the cylinder 1, and the sample destruction reagent pack 21 has a configuration 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 is suitable for sampling the anal end of the upper respiratory tract, the oral cavity, the anus and the rectum, and has the following advantages:
1) The infection of the sample to medical staff is stopped, the transparent polyethylene plastic protective cover is arranged on the sampler, the sample is nontoxic and accords with medical standards, and the protective cover is covered on the part of the oral cavity of a patient during sampling, so that the harm of spray to the medical staff is prevented; the subsequent sample treatment and sample destruction are carried out in a closed environment, so that secondary infection of pathogens carried by the samples to the environment and medical staff is prevented; the protective cover can be sealed at the detection end of the portable PCR instrument, so that the integration is realized, and the detection reaction is carried out in a relatively closed environment;
2) Sample pretreatment and sample destruction, designing a sample pretreatment bin, containing a sample treatment reagent, pretreating the sample by releasing the reagent after sampling is completed, reacting in a closed environment after the treatment is completed, and immediately destroying the released destruction reagent, so that the problems of transportation, preservation and the like of the sample are not involved, and the infection to medical staff is avoided;
3) The depth can be adjusted, and accurate sampling is convenient. The limiting clamping groove is matched with the reset spring for control, depth scales are arranged on the tube body, and sampling depth can be adjusted according to different ages and different organ positions in sampling.
The foregoing is merely illustrative of the present invention, and the scope of the present invention is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the scope of the present invention, and therefore, the scope of the present invention shall be defined by the scope of the appended claims.
Claims (8)
1. A virus sampler, characterized in that: the sampling test paper 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 on the side surface of the front end of the cylinder (1), a piercing mechanism is arranged at the outer end of the sampling reagent bag (6), 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 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 the push-pull rod (4) extends out of the lower end of the cylinder (1); the sampling reagent pack (6) comprises a column cavity (7) with two open ends, the column cavity (7) is fixedly connected to the cylinder (1) in a sealing way, the front end is provided with a reagent sealing film (8), the rear end is provided with an outwards 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); the guide ring (12) is installed on the inner side of the front end of the cylinder (1), the guide ring (12) is connected inside the cylinder (1) through the collecting hopper (13) and is positioned in front of the sampling reagent pack (6), the collecting hopper (13) is of a conical structure with a small front end and a large rear end towards the front end of the cylinder, the guide ring (12) is internally provided with a guide hole (14), and the front end of the guide ring (12) is provided with a horn-shaped extrusion part (23).
2. A virus sampler as claimed in claim 1, wherein: the front end of the test paper cavity is provided with a sealing film (11).
3. A virus sampler as claimed in claim 1, wherein: 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 is abutted against the end face of the piston (3), and the lower end of the extension spring is abutted against the inner side of the rear end of the cylinder (1).
4. A virus sampler as claimed in claim 1, wherein: the tail end of the push-pull rod (4) penetrates out of 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).
5. The virus sampler of claim 4, 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 limiting latch (18) can be embedded into the limiting clamping grooves (19) by the push-pull limiting rod (22).
6. A virus 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.
7. A virus sampler as claimed in claim 1, wherein: a sample destroying reagent pack (21) is arranged in the other through hole on the side surface of the front end part of the cylinder (1), and the structural shape of the sample destroying reagent pack (21) is consistent with that of the sampling reagent pack (6).
8. A virus sampler as claimed in claim 1, wherein: the side 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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111513771A CN111513771A (en) | 2020-08-11 |
| CN111513771B true CN111513771B (en) | 2024-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010437397.6A Active CN111513771B (en) | 2020-05-21 | 2020-05-21 | Virus sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111513771B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013181616A1 (en) * | 2012-06-02 | 2013-12-05 | Health & Bliss Llc | Self diagnostic test |
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2020
- 2020-05-21 CN CN202010437397.6A patent/CN111513771B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| CN111513771A (en) | 2020-08-11 |
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