CN113295475B - Sputum sampler that clinical laboratory used - Google Patents
Sputum sampler that clinical laboratory used Download PDFInfo
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- CN113295475B CN113295475B CN202110848548.1A CN202110848548A CN113295475B CN 113295475 B CN113295475 B CN 113295475B CN 202110848548 A CN202110848548 A CN 202110848548A CN 113295475 B CN113295475 B CN 113295475B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
- G01N2001/1427—Positive displacement, piston, peristaltic
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Abstract
The invention discloses a sputum sampler for a clinical laboratory, which belongs to a liquid guide hopper for guiding and conveying sputum coughed out by a patient, a negative pressure sampling ball for quickly sucking and collecting a sputum sample and a connecting pipe arranged at the top of the negative pressure sampling ball; the inside inner chamber that is used for preserving the sputum sample of offering of negative pressure sample ball, and the opening with the inner chamber intercommunication is all offered to negative pressure sample ball top and bottom, negative pressure sample ball adopts elastic material to make. According to the sputum sampler for the clinical laboratory, the sputum sample in the liquid guide hopper is sucked into the negative pressure sampling ball for storage through the suction force generated when the negative pressure sampling ball is extruded and reset, so that the time for the sputum sample to fall into the sampling test tube from the discharge spout of the liquid guide hopper is shortened, and the sampling efficiency is high; clean adnexed sputum in small-bore pipe bottom is cleaned through moist cotton of cleaning to the pollution of sputum when reducing the sample.
Description
Technical Field
The invention relates to the technical field of medical sampling instruments, in particular to a sputum sampler for clinical laboratories.
Background
When the existing sputum is sampled, most patients cough up the sputum into the liquid guide hopper and guide the sputum into the sampling test tube by using the liquid guide hopper, although the used instrument is simple and cheap, the method has the following two problems: firstly, the sputum sample is strongly adhered, so that the time for the sputum sample to fall into a sampling test tube from a discharge spout of a drainage hopper is long, and the sampling efficiency is low; secondly, the sputum sample is easy to be stained on the outer surface of the discharge spout of the drainage funnel, thereby causing pollution.
Disclosure of Invention
The invention aims to: in order to solve the problems, a sputum sampler for clinical laboratory is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a sputum sampler for clinical laboratory comprises a liquid guide hopper for guiding a patient to expectorate sputum, a negative pressure sampling ball for rapidly sucking and collecting a sputum sample, and a connecting pipe arranged at the top of the negative pressure sampling ball;
an inner cavity for storing a sputum sample is formed in the negative pressure sampling ball, openings communicated with the inner cavity are formed in the top and the bottom of the negative pressure sampling ball, and the negative pressure sampling ball is made of elastic materials;
the connecting pipe comprises an inner connecting pipe and an outer connecting pipe, the lower end of the inner connecting pipe is positioned in the negative pressure sampling ball, the outer connecting pipe is sleeved on the inner connecting pipe, the inner connecting pipe is in threaded connection with the outer connecting pipe, the lower end of the inner connecting pipe is integrally connected with an annular lower pressing table, an upper pressing table which is matched with the lower pressing table to extrude and fix the inner connecting pipe is arranged at the bottom of the outer connecting pipe, and the outer diameters of the lower pressing table and the upper pressing table are both larger than the caliber of an opening at the top of the inner connecting pipe; when the connecting pipe is disassembled and assembled, the lower pressing table at the bottom of the internal connecting pipe is firstly plugged into the negative pressure sampling ball, then the external pressure pipe is screwed in from the top of the internal connecting pipe until the upper pressing table and the lower pressing table press the pipe wall at the top of the connecting pipe, and the connecting pipe is assembled;
a first narrow hole and a first jack are sequentially formed in the inner connecting pipe from top to bottom, and the aperture of the first narrow hole is smaller than that of the first jack.
Furthermore, a wiping hose is sleeved at the top of the inner connecting pipe, a second narrow hole and a second jack are sequentially formed in the wiping hose from top to bottom, and the aperture of the second narrow hole is smaller than that of the second jack;
the inner wall of second jack bonds and has cleans the cotton cover, clean the cotton cover specifically for pipy flexible glue cover, and the even a plurality of mounting holes of having seted up of flexible glue cover surface, fill in the mounting hole and clean the cotton, clean the cotton quilt antiseptic solution and soak. The soaked wiping cotton can quickly wipe out sputum attached to the small-caliber catheter;
the device comprises a wiping hose, a negative pressure sampling ball, a large-caliber plunger piston and a small-caliber plunger piston, wherein the top of the wiping hose is connected with the upper plugging piece in an inserted mode, the opening at the bottom of the negative pressure sampling ball is connected with the lower plugging piece in an inserted mode, and the bottom of the upper plugging piece is sequentially provided with the large-caliber plunger piston for sealing a second narrow hole and the small-caliber plunger piston for sealing a first narrow hole from top to bottom. The large-caliber plunger and the small-caliber plunger respectively seal the first narrow hole and the second narrow hole, so that the wetted wiping cotton in the wiping hose is completely in a closed environment, and volatilization of liquid in the wiping cotton is reduced.
Further, drain fill bottom is provided with from the top down and has set gradually heavy-calibre pipe and small-bore pipe, small-bore pipe can insert to inside the negative pressure sample ball, the pipe diameter of heavy-calibre pipe is 1 millimeter bigger than the aperture of second slot.
Furthermore, the wiping hose, the wiping cotton sleeve and the sealing rubber ring are all made of transparent soft rubber materials.
Furthermore, a sealing rubber ring is sleeved on the surface of the small-caliber plunger.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
according to the sputum sampler for the clinical laboratory, the sputum sample in the liquid guide hopper is sucked into the negative pressure sampling ball for storage through the suction force generated when the negative pressure sampling ball is extruded and reset, so that the time for the sputum sample to fall into the sampling test tube from the discharge spout of the liquid guide hopper is shortened, and the sampling efficiency is high; clean adnexed sputum in small-bore pipe bottom is cleaned through moist cotton of cleaning to the pollution of sputum when reducing the sample.
Drawings
FIG. 1 shows a schematic view of the sampler of the present invention in a stored condition;
fig. 2 shows a schematic structural diagram of the sampler of the present invention in a disassembled state;
fig. 3 shows a schematic view of the sampler of the present invention in use;
fig. 4 shows a cross-sectional view of the sampler of the invention in the stored state.
Illustration of the drawings: 1. a lower plug; 2. a negative pressure sampling ball; 3. an internal connection pipe; 4. externally pressing the tube; 5. wiping the hose; 6. sealing the rubber ring; 7. wiping the cotton sleeve; 8. a liquid guide hopper; 9. and (4) an upper plugging piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution:
a sputum sampler for clinical laboratory comprises a sputum guide hopper 8 for guiding a patient to expectorate sputum, a negative pressure sampling ball 2 for rapidly sucking and collecting a sputum sample, and a connecting pipe arranged at the top of the negative pressure sampling ball 2;
an inner cavity for storing a sputum sample is formed in the negative pressure sampling ball 2, openings communicated with the inner cavity are formed in the top and the bottom of the negative pressure sampling ball 2, and the negative pressure sampling ball 2 is made of an elastic material;
the connecting pipe comprises an inner connecting pipe 3 and an outer connecting pipe 4, the lower end of the inner connecting pipe 3 is positioned in the negative pressure sampling ball 2, the outer connecting pipe 4 is sleeved on the inner connecting pipe 3, the inner connecting pipe 3 is in threaded connection with the outer connecting pipe 4, the lower end of the inner connecting pipe 3 is integrally connected with an annular lower pressing table, the bottom of the outer connecting pipe 4 is provided with an upper pressing table which is matched with the lower pressing table to extrude and fix the inner connecting pipe 3, and the outer diameters of the lower pressing table and the upper pressing table are both larger than the caliber of an opening at the top of the inner connecting pipe 3; when the connecting pipe 3 is disassembled and assembled, the lower pressing table at the bottom of the inner connecting pipe 3 is firstly plugged into the negative pressure sampling ball 2, then the outer pressing pipe 4 is screwed in from the top of the inner connecting pipe 3 until the upper pressing table and the lower pressing table press the pipe wall at the top of the connecting pipe 3, and then the connecting pipe 3 is installed;
a first narrow hole and a first jack are sequentially formed in the inner connecting pipe 3 from top to bottom, and the aperture of the first narrow hole is smaller than that of the first jack.
Further, a wiping hose 5 is sleeved at the top of the inner connecting pipe 3, a second narrow hole and a second jack are sequentially formed in the wiping hose 5 from top to bottom, and the aperture of the second narrow hole is smaller than that of the second jack;
the inner wall of second jack bonds and has cleans cotton cover 7, clean cotton cover 7 specifically is pipy flexible glue cover, and the even a plurality of mounting holes of having seted up of flexible glue cover surface, the cotton is cleaned in the stopper of mounting hole, clean the cotton quilt antiseptic solution and soak. The soaked wiping cotton can quickly wipe out sputum attached to the small-caliber catheter;
an upper plugging piece 9 is inserted into the top of the wiping hose 5, a lower plugging piece 1 is inserted into an opening in the bottom of the negative pressure sampling ball 2, and a large-caliber plunger for sealing the second narrow hole and a small-caliber plunger for sealing the first narrow hole are sequentially arranged from top to bottom at the bottom of the upper plugging piece 9. The large-caliber plunger and the small-caliber plunger respectively seal the first narrow hole and the second narrow hole, so that the wetted wiping cotton in the wiping hose 5 is completely in a closed environment, and volatilization of liquid in the wiping cotton is reduced.
Further, a large-caliber conduit and a small-caliber conduit are sequentially arranged at the bottom of the liquid guide hopper 8 from top to bottom, the small-caliber conduit can be inserted into the negative pressure sampling ball 2, and the diameter of the large-caliber conduit is 1 mm larger than that of the second narrow hole.
Furthermore, the wiping hose 5, the wiping cotton sleeve 7 and the sealing rubber ring 6 are all made of transparent soft rubber materials.
Further, a sealing rubber ring 6 is sleeved on the surface of the small-caliber plunger.
The working principle is as follows: when a patient uses the sampler, the upper blocking piece 9 above the negative pressure sampling ball 2 is firstly pulled out, then the small-caliber conduit of the liquid guide hopper 8 is inserted into the second narrow hole of the wiping hose 5 until the small-caliber conduit is inserted into the negative pressure sampling ball 2, and when the large-caliber conduit is blocked on the second narrow hole, the patient expectorates sputum into the liquid guide hopper 8, then the negative pressure sampling ball 2 is extruded, when a large amount of sputum is converged and blocked at the liquid discharge port of the liquid guide hopper 8, the negative pressure sampling ball 2 is released, and the sputum accumulated at the liquid discharge port of the liquid guide hopper 8 is sucked down by the negative pressure sampling ball 2 and flows into the inner cavity of the negative pressure sampling ball 2 through the large-caliber conduit and the small-caliber conduit; then the patient slowly pulls out the liquid guide hopper 8 from the negative pressure sampling ball 2 until the small-caliber catheter is positioned in the wiping cotton sleeve 7, then the small-caliber catheter is pinched by the two fingers of one hand through the wiping hose 5, the small-caliber catheter is rotated by the other hand, sputum attached to the bottom of the small-caliber catheter is wiped completely by the wet wiping cotton on the wiping cotton sleeve 7, after the sputum is wiped completely, the whole liquid guide hopper 8 is pulled out, and then the upper plugging piece 9 is plugged into the wiping hose 5 and the inner connecting pipe 3;
when needing to carry out the testing and analysis to the sputum sample, invert negative pressure sampling ball 2 earlier, extract the lower stifled piece 1 of negative pressure sampling ball 2 bottoms, then just put negative pressure sampling ball 2 and treat that the sputum assembles when the opening part, extrude negative pressure sampling ball 2 and extrude the sputum sample to slide glass or in the test tube.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. A sputum sampler for clinical laboratory is characterized by comprising a liquid guide hopper (8) for guiding a patient to expectorate sputum, a negative pressure sampling ball (2) for quickly sucking and collecting a sputum sample, and a connecting pipe arranged at the top of the negative pressure sampling ball (2);
an inner cavity used for storing a sputum sample is formed in the negative pressure sampling ball (2), openings communicated with the inner cavity are formed in the top and the bottom of the negative pressure sampling ball (2), and the negative pressure sampling ball (2) is made of an elastic material;
the connecting pipe comprises an inner connecting pipe (3) and an outer connecting pipe (4), the lower end of the inner connecting pipe (3) is located in the negative pressure sampling ball (2), the outer connecting pipe (4) is sleeved on the inner connecting pipe (3), the inner connecting pipe (3) is in threaded connection with the outer connecting pipe (4), the lower end of the inner connecting pipe (3) is integrally connected with an annular lower pressing table, the bottom of the outer connecting pipe (4) is provided with an upper pressing table which is matched with the lower pressing table to extrude and fix the inner connecting pipe (3), and the outer diameters of the lower pressing table and the upper pressing table are both larger than the caliber of an opening in the top of the inner connecting pipe (3);
a first narrow hole and a first jack are sequentially formed in the inner connecting pipe (3) from top to bottom, and the aperture of the first narrow hole is smaller than that of the first jack;
the top of the inner connecting pipe (3) is sleeved with a wiping hose (5), a second narrow hole and a second jack are sequentially formed in the wiping hose (5) from top to bottom, and the aperture of the second narrow hole is smaller than that of the second jack;
a wiping cotton sleeve (7) is bonded on the inner wall of the second jack, the wiping cotton sleeve (7) is a tubular soft rubber sleeve, a plurality of mounting holes are uniformly formed in the surface of the soft rubber sleeve, wiping cotton is filled in the mounting holes, and the wiping cotton is soaked by disinfectant;
an upper plugging piece (9) is inserted into the top of the wiping hose (5), a lower plugging piece (1) is inserted into an opening in the bottom of the negative pressure sampling ball (2), and a large-caliber plunger used for sealing the second narrow hole and a small-caliber plunger used for sealing the first narrow hole are sequentially arranged in the bottom of the upper plugging piece (9) from top to bottom.
2. The sputum sampler for clinical laboratory according to claim 1, wherein the bottom of the liquid guiding funnel (8) is provided with a large-caliber conduit and a small-caliber conduit from top to bottom, the small-caliber conduit can be inserted into the negative pressure sampling ball (2), and the diameter of the large-caliber conduit is 1 mm larger than that of the second narrow hole.
3. A clinical sputum sampler according to claim 2 wherein the small bore plunger is covered with a sealing rubber ring (6).
4. The sputum sampler for clinical laboratory according to claim 3, characterized in that the wiping hose (5), the wiping cotton sleeve (7) and the sealing rubber ring (6) are made of transparent soft rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110848548.1A CN113295475B (en) | 2021-07-27 | 2021-07-27 | Sputum sampler that clinical laboratory used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110848548.1A CN113295475B (en) | 2021-07-27 | 2021-07-27 | Sputum sampler that clinical laboratory used |
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| Publication Number | Publication Date |
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| CN113295475A CN113295475A (en) | 2021-08-24 |
| CN113295475B true CN113295475B (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201555742U (en) * | 2009-11-17 | 2010-08-18 | 李静 | Sputum sample harvester |
| CN202342495U (en) * | 2011-11-24 | 2012-07-25 | 王福茹 | Disposable nursing bag for tumour chemotherapy |
| CN207220836U (en) * | 2017-01-22 | 2018-04-13 | 广州市康立明生物科技有限责任公司 | A kind of sputum sampler |
| CN210221594U (en) * | 2019-07-18 | 2020-03-31 | 马松涛 | Clinical laboratory uses sputum sampler |
| CN210844520U (en) * | 2019-08-28 | 2020-06-26 | 李瑞艳 | Emergency department is with inhaling phlegm device |
| CN211096184U (en) * | 2019-10-12 | 2020-07-28 | 夏闯芝 | Portable phlegm storage sterilizer for pulmonary tuberculosis |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170182196A1 (en) * | 2017-03-17 | 2017-06-29 | Nilin Patel | Apparatus configured for collection and sterilization of expectorates |
-
2021
- 2021-07-27 CN CN202110848548.1A patent/CN113295475B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201555742U (en) * | 2009-11-17 | 2010-08-18 | 李静 | Sputum sample harvester |
| CN202342495U (en) * | 2011-11-24 | 2012-07-25 | 王福茹 | Disposable nursing bag for tumour chemotherapy |
| CN207220836U (en) * | 2017-01-22 | 2018-04-13 | 广州市康立明生物科技有限责任公司 | A kind of sputum sampler |
| CN210221594U (en) * | 2019-07-18 | 2020-03-31 | 马松涛 | Clinical laboratory uses sputum sampler |
| CN210844520U (en) * | 2019-08-28 | 2020-06-26 | 李瑞艳 | Emergency department is with inhaling phlegm device |
| CN211096184U (en) * | 2019-10-12 | 2020-07-28 | 夏闯芝 | Portable phlegm storage sterilizer for pulmonary tuberculosis |
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| CN113295475A (en) | 2021-08-24 |
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Effective date of registration: 20211011 Address after: 215300 floor 6, building G113, phase V standard plant, No. 805, Jiankang Avenue, Taizhou City, Jiangsu Province Applicant after: JIANGSU YIMI BIOTECHNOLOGY Co.,Ltd. Address before: 211100 No. 37, dongyueqiao Road, Chunhua street, Jiangning District, Nanjing City, Jiangsu Province Applicant before: Nanjing Yangtu Medical Technology Co.,Ltd. |
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