CN112903365A - Excrement sampling and detecting integrated device and excrement detecting box - Google Patents
Excrement sampling and detecting integrated device and excrement detecting box Download PDFInfo
- Publication number
- CN112903365A CN112903365A CN202110320376.0A CN202110320376A CN112903365A CN 112903365 A CN112903365 A CN 112903365A CN 202110320376 A CN202110320376 A CN 202110320376A CN 112903365 A CN112903365 A CN 112903365A
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- Prior art keywords
- sampling
- push rod
- dilution
- sampler
- sample
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/487—Physical analysis of biological material of liquid biological material
Abstract
The embodiment of the invention provides a stool sampling and detecting integrated device and a stool detecting box, and relates to the field of medical detecting devices. The integrated device for sampling and detecting the excrement comprises a sampler, a dilution cylinder and a detection platform; the sampler is provided with a push rod and a sampling body, the two ends of the sampling body are respectively a handheld end and a sampling end, the sampling end is elastically connected with the handheld end, one end of the push rod is connected with the handheld end, and the other end of the push rod is connected with the sampling end; one end of the dilution cylinder is provided with a dilution inlet used for being connected with the sampler, the other end of the dilution cylinder is provided with an easily-punctured film, and the push rod can move relative to the handheld end to push the sampling end to puncture the easily-punctured film; the detection platform is provided with a sample adding port connected with the diluting cylinder, a test card is arranged in the detection platform, and the sample adding port is communicated with the test card. The device can directly react with the test card after the sample is diluted, effectively prevents the diluted sample from being exposed in the detection environment again, and reduces the risks of aerosol infection, droplet infection or contact infection and the like.
Description
Technical Field
The invention relates to the field of medical detection devices, in particular to an excrement sampling and detecting integrated device and an excrement detecting box.
Background
Stool examination one of the clinical routine laboratory test items. Through the examination, some pathological phenomena of the gastrointestinal tract can be intuitively known, and the functional conditions of the digestive tract, the pancreas and the liver and gall can be indirectly judged. The method comprises general visual property observation, microscopic examination and chemical examination.
The existing excrement quick-inspection work flow comprises the following steps:
a: picking a certain amount of excrement sample by using a sampler with a screw cap end;
b: screwing the sampler with the sample into a sampling tube with a buffer solution, and shaking up;
c: screwing off the cap at the other end of the sampling tube, and pulling off the tip of the drip opening;
d: the dropper of the sampling tube is arranged above the detection card, and a certain amount of sample is dripped onto the detection card by a burette device.
One of the most obvious drawbacks of the prior art solutions is that the stool sample is exposed to the air in steps C, D and later, which can be done in a clean room or with an exhaust fan in a laboratory environment, and the lack of exhaust equipment in the context of consumer self-testing obviously causes great inconvenience to the operator.
In the prior art, after a sample is diluted, the sample needs to be dripped out or sucked out from the diluting device again, in the process, a sample-adding broken sealing column is usually broken or a sample-adding end screw cap is usually opened, so that the diluted sample is inevitably exposed to a detection environment again, and aerosol infection, droplet infection, contact infection and the like are caused at high risk.
In view of this, the present application is specifically made.
Disclosure of Invention
The invention provides a feces sampling and detecting integrated device, which can directly react with a test card after a sample is diluted, effectively prevents the diluted sample from being exposed to a detection environment again, and reduces the risks of aerosol infection, droplet infection or contact infection.
The object of the present invention includes, for example, providing a feces testing kit, which can accommodate the feces sampling and testing integrated device in a box body for easy taking.
Embodiments of the invention may be implemented as follows:
in a first aspect, the invention provides an integrated device for sampling and detecting feces, which comprises a sampler, a dilution cylinder and a detection table;
the sampler is provided with a push rod and a sampling body, two ends of the sampling body are respectively a handheld end and a sampling end, the sampling end is elastically connected with the handheld end, one end of the push rod is connected with the handheld end, and the other end of the push rod is connected with the sampling end;
one end of the dilution cylinder is provided with a dilution inlet used for being connected with the sampler, the other end of the dilution cylinder is provided with an easily-punctured membrane, and the push rod can move relative to the handheld end to push the sampling end to puncture the easily-punctured membrane;
the detection platform is provided with a sample adding port connected with the dilution cylinder, a test card is arranged in the detection platform, and the sample adding port is communicated with the test card.
In an alternative embodiment, the push rod is disposed inside the sampling body, and the handheld end is elastically connected, screwed, slidably connected, or connected to the push rod.
In an alternative embodiment, a button for elastically moving the push rod is provided at a place where the hand-held end is connected to the push rod.
In an alternative embodiment, the sampling end includes a piercing needle for piercing the membrane and a sampling platform for sampling, the sampling platform being located between the piercing needle and the handheld end.
In an alternative embodiment, a first connecting section is further disposed between the handheld end and the sampling end, and the first connecting section is detachably connected to the dilution inlet.
In an alternative embodiment, the first connection section is screwed, snapped or snapped with the dilution inlet.
In an alternative embodiment, the dilution cartridge is provided with a second connection section, and the second connection section is detachably connected with the sample addition port.
In an alternative embodiment, the second connecting section is connected with the sample addition port in a threaded connection, a snap connection or a snap connection.
In an alternative embodiment, the pierceable membrane is an aluminum foil.
In a second aspect, the present invention provides a stool detection kit, which includes a kit body and a stool sampling and detection integrated device according to any one of the foregoing embodiments, wherein the stool sampling and detection integrated device is accommodated in the kit body.
The beneficial effects of the embodiment of the invention include, for example:
the integrated device for sampling and detecting the excrement provided by the embodiment of the invention realizes sampling of a sample (such as the excrement) through the sampling end of the sampler, after the sampling is finished, the sampler is inserted into the diluting cylinder filled with the buffer solution from the diluting inlet, the diluting cylinder and the detection platform are connected after the uniform mixing, the push rod of the sampler is utilized to drive the sampling end to move downwards and puncture the membrane easy to puncture, and at the moment, the diluted sample in the diluting cylinder permeates into the test card on the detection platform from the open hole on the membrane easy to puncture, and the reaction is directly carried out. The whole process is not exposed in the detection environment again, so that secondary pollution is avoided. This application utilizes the push rod structure of sampler for the sample after diluting is connected at a section of thick bamboo and test table and the bottom of diluting a section of thick bamboo and test card contact back infiltration test card again, and such structural design can avoid the sample after diluting to expose once more in detecting environment, has reduced risks such as aerosol infection, droplet infection or contact infection. The excrement detection box provided by the embodiment of the invention can accommodate the excrement sampling and detecting integrated device in a box body, and is convenient to take.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of an integrated device for sampling and detecting feces provided by an embodiment of the present application;
fig. 2 is a schematic structural diagram of a sampler of the integrated device for sampling and detecting feces according to the embodiment of the present application at a first viewing angle;
fig. 3 is a schematic structural diagram of a sampler of the integrated device for sampling and detecting feces according to the embodiment of the present application at a second viewing angle;
FIG. 4 is a schematic structural diagram of a diluting cartridge of the integrated device for sampling and detecting feces provided by the embodiment of the present application;
FIG. 5 is a schematic structural diagram of a detection platform of the integrated device for sampling and detecting feces provided by the embodiment of the present application;
fig. 6 is a flowchart of the integrated device for stool sampling and testing provided by the embodiment of the present application during operation.
Icon: 100-stool sampling and detecting integrated device; 110-a sampler; 111-a push rod; 112-a sampling body; 113-handheld end; 114-a sampling end; 1141-puncture needle; 1142-a sampling platform; 115-a first connection segment; 116-a button; 120-a dilution cylinder; 121-dilution inlet; 122-easily punctured membranes; 123-a second connection segment; 130-a detection station; 131-a sample addition port; 132-a test card; 200-sample.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. indicate an orientation or a positional relationship based on that shown in the drawings or that the product of the present invention is used as it is, this is only for convenience of description and simplification of the description, and it does not indicate or imply that the device or the element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Referring to fig. 1, the present embodiment provides an integrated device 100 for sampling and detecting feces, which includes a sampler 110, a dilution cylinder 120, and a detection platform 130.
Referring to fig. 2 and 3, the sampler 110 is used for sampling feces, in the present application, the sampler 110 includes a push rod 111 and a sampling body 112, two ends of the sampling body 112 are respectively a handheld end 113 and a sampling end 114, and a first connecting section 115 for connecting with the dilution cylinder 120 is further disposed between the handheld end 113 and the sampling end 114. First connection segment 115 is configured to allow sampler 110 to be removably connected to dilution cartridge 120. The sampling end 114 is elastically connected with the handheld end 113, one end of the push rod 111 is connected with the handheld end 113, and the other end of the push rod 111 is connected with the sampling end 114; the push rod 111 is movable relative to the hand-held end 113 to advance the movement of the sampling end 114.
The push rod 111 may be disposed at various positions in the present application, for example, may be disposed outside the sampling body 112, or may be disposed inside the sampling body 112. In this embodiment, the push rod 111 is preferably disposed inside the sampling body 112, that is, the sampling body 112 is a hollow structure, and the push rod 111 is disposed inside the hollow structure and connected to the handheld end 113.
The push rod 111 may be coupled to the handle end 113 in a variety of ways, including but not limited to a resilient coupling, a threaded coupling, a sliding coupling, or a piston coupling.
In the present embodiment, the push rod 111 and the handheld end 113 are elastically connected, and a button 116 for elastically moving the push rod 111 is disposed at a position where the handheld end 113 is connected to the push rod 111. Button 116 is provided to facilitate quick and accurate depression of plunger 111, such that movement of plunger 111 relative to handle end 113 causes movement of sampling end 114 to pierce the lower end of dilution cartridge 120.
The sampling tip 114 in the present application includes a piercing needle 1141 for piercing the pierceable membrane 122 and a sampling platform 1142 for sampling, and the sample taking 200 is located between the piercing needle 1141 and the handheld tip 113. The placement of the sampling platform 1142 ensures that the amount of sample is sufficient to ensure the accuracy of the test. In this application, the puncture needle 1141 can be set to be a sharp structure by distinguishing the puncture needle 1141 from the sampling platform 1142, so that the sharp puncture needle 1141 can be conveniently used for puncturing the lower part of the dilution cylinder 120, and the mixed sample can slowly enter the detection table 130.
Referring to fig. 4, the dilution cylinder 120 is used for diluting the stool sampled by the sampler 110, in the present application, a buffer solution is filled in the dilution cylinder 120 (the buffer solution may be pre-filled in the dilution cylinder 120, or may be further filled when detection is required), one end of the dilution cylinder 120 is provided with a dilution inlet 121 for connecting with the sampler 110, and the other end of the dilution cylinder 120 is provided with an easily-penetrable membrane 122.
The easily penetrable film 122 may be made of various materials, including but not limited to aluminum foil, tin foil, etc. which can be used for sealing and is easily penetrable. The puncture needle 1141 can easily puncture the membrane 122 by being pushed by the push rod 111, so as to form a puncture opening on the membrane 122, and the sample 200 uniformly mixed in the dilution cylinder 120 can directly penetrate into the detection platform 130 below through the puncture opening for detection.
In the present application, the dilution inlet 121 is detachably connected to the first connection section 115. There are various ways of detachable connection, including but not limited to a threaded connection, a snap connection or a snap connection. When the sampler 110 and the dilution cylinder 120 are transported, they may be connected or separated, and when they are connected, a buffer solution may be previously provided in the dilution cylinder 120, and the sampler 110 corresponds to a lid of the dilution cylinder 120, and when they are separated, it is necessary to add a buffer solution to the dilution cylinder 120 before the sampler 110 is inserted into the dilution cylinder 120 after sampling.
The dilution cylinder 120 is provided with a second connection section 123 for connection with the test station 130. The second connection segment 123 may be configured to allow the dilution cartridge 120 to be removably connected to the test station 130.
Referring to fig. 5, the detecting platform 130 is used for detecting the diluted sample 200, in the present application, the detecting platform 130 is provided with a sample adding port 131 connected to the diluting cylinder 120, a test card 132 is arranged in the detecting platform 130, and the sample adding port 131 is communicated with the test card 132. In the present application, the sample addition port 131 is arranged to stably mount the dilution cylinder 120 on the detection platform 130, at this time, the bottom of the dilution cylinder 120 is in close contact with the test card 132, and after the bottom of the dilution cylinder 120 is punctured by the puncture needle 1141 of the sampler 110, the sample 200 directly permeates into the test card 132 to start reaction, thereby reducing the risk of exposing the sample 200 in the air.
In this application, the second connecting section 123 is detachably connected to the sample addition port 131. There are various ways of detachable connection, including but not limited to a threaded connection, a snap connection or a snap connection. The connection of the second connection segment 123 and the sample addition port 131 can realize the fixation of the dilution cartridge 120 on the test platform 130 and the close contact of the bottom of the dilution cartridge 120 with the test card 132 in the test platform 130.
In the transportation process of the present application, the sampler 110, the dilution cylinder 120 and the detection table 130 are pre-assembled into a whole and packaged in an aluminum foil bag. The operator only needs to take out the integrated device 100 for sampling and detecting feces, place it on the operation table (at this time, the sampler 110 and the dilution cylinder 120 are upward), unscrew the sampler 110 to complete sampling, unscrew the sampler 110 to the dilution device, shake it up, and continue screwing the sampler 110 to penetrate the membrane 122 for easy penetration to complete sampling. The operation flow can reduce the operation steps of an operator as much as possible.
Referring to fig. 6, the working process of the integrated device 100 for sampling and detecting feces provided by the present application is as follows: in sampling, stool is sampled directly by the sampling end 114 of the sampler 110, the sampled sampler 110 is inserted into the dilution cylinder 120 to be diluted, and the sample 200 on the sampler 110 is uniformly mixed in the dilution cylinder 120 by shaking. Install diluting the section of thick bamboo 120 in the sample application port 131 department of examining test table 130, promote push rod 111 afterwards and make push rod 111 move and drive sample application port 114 for handheld end 113, sample application port 114 can puncture the easy puncture membrane 122 of diluting a section of thick bamboo 120 bottom this moment, make the interior even sample 200 of mixing of diluting section of thick bamboo 120 directly permeate from the easy puncture opening part of puncturing on the membrane 122 and examining test table 130, and directly react with the test card 132 contact in examining test table 130, do not expose once more in the detecting environment in the whole journey, secondary pollution has been avoided.
In a second aspect, the present invention provides a fecal testing cassette including a cassette body and a fecal sampling and testing integration apparatus 100 according to any of the above embodiments. Because excrement sampling test integrated device 100 can the components of a whole that can function independently transportation, consequently, adopt excrement and urine to detect the box and can hold above-mentioned excrement and urine sampling test integrated device in a box body, be convenient for get and take.
In summary, the embodiment of the present invention provides an integrated device 100 for sampling and detecting feces, which samples a sample 200 (for example, feces) through a sampling end 114 of a sampler 110, after sampling, the sampler 110 is inserted into a dilution cylinder 120 filled with a buffer solution from a dilution inlet 121, after mixing uniformly, the dilution cylinder 120 and a detection platform 130 are connected, a push rod 111 of the sampler 110 is used to drive the sampling end 114 to move downward and puncture a membrane 122 that is easy to puncture, at this time, a puncture hole is formed on the membrane 122 that is easy to puncture, and the sample 200 that is diluted and mixed uniformly in the dilution cylinder 120 permeates into a test card 132 on the detection platform 130 from the puncture hole on the membrane 122 that is easy to puncture, and reacts directly. The whole process is not exposed in the detection environment again, so that secondary pollution is avoided. By using the structure of the push rod 111 of the sampler 110, the diluted sample 200 is connected to the test platform 130 at the dilution cylinder 120, and the bottom of the dilution cylinder 120 is in close contact with the test card 132 and then pierces the easily-pierced membrane 122 of the dilution cylinder 120, so that the sample 200 in the dilution cylinder 120 can penetrate into the test card 132 through the pierced hole, and the structure design can prevent the diluted sample 200 from being exposed to the test environment again, thereby reducing the risks of aerosol infection, droplet infection or contact infection. The excrement detection box provided by the embodiment of the invention can accommodate the excrement sampling and detecting integrated device 100 in a box body, so that the excrement sampling and detecting integrated device is convenient to take.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. An integrated device for sampling and detecting excrement is characterized by comprising a sampler, a dilution cylinder and a detection table;
the sampler is provided with a push rod and a sampling body, two ends of the sampling body are respectively a handheld end and a sampling end, the sampling end is elastically connected with the handheld end, one end of the push rod is connected with the handheld end, and the other end of the push rod is connected with the sampling end;
one end of the dilution cylinder is provided with a dilution inlet used for being connected with the sampler, the other end of the dilution cylinder is provided with an easily-punctured membrane, and the push rod can move relative to the handheld end to push the sampling end to puncture the easily-punctured membrane;
the detection platform is provided with a sample adding port connected with the dilution cylinder, a test card is arranged in the detection platform, and the sample adding port is communicated with the test card.
2. The integrated fecal sampling and testing device according to claim 1, wherein the push rod is arranged inside the sampling body, and the hand-held end is elastically connected, screwed, slidably connected or piston connected with the push rod.
3. The integrated device for stool sampling and testing according to claim 2, wherein a button for elastically moving the push rod is provided at a place where the hand-held end is connected with the push rod.
4. The integrated fecal sampling testing device of claim 1 wherein the sampling end includes a piercing needle for piercing the membrane and a sampling platform for sampling, the sampling platform being located between the piercing needle and the hand held end.
5. The integrated fecal sampling and testing device according to claim 1, further comprising a first connecting section disposed between the handheld end and the sampling end, the first connecting section being detachably connected to the diluting inlet.
6. The integrated fecal sampling testing device of claim 5 wherein the first connecting section is threaded, snap fit or snap fit with the dilution inlet.
7. The integrated fecal sampling and testing device according to claim 1, wherein the dilution cartridge is provided with a second connection section, the second connection section being detachably connected with the sample addition port.
8. The integrated fecal sampling and testing device according to claim 7, wherein the second connecting section is connected with the sample port by a screw, a snap or a snap connection.
9. The integrated fecal sampling and testing device of claim 1 wherein the membrane that is easily punctured is aluminum foil.
10. A stool examination kit comprising a kit body and a stool sampling and examination integrated device according to any one of claims 1 to 9, the stool sampling and examination integrated device being accommodated in the kit body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110320376.0A CN112903365A (en) | 2021-03-25 | 2021-03-25 | Excrement sampling and detecting integrated device and excrement detecting box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110320376.0A CN112903365A (en) | 2021-03-25 | 2021-03-25 | Excrement sampling and detecting integrated device and excrement detecting box |
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| Publication Number | Publication Date |
|---|---|
| CN112903365A true CN112903365A (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110320376.0A Withdrawn CN112903365A (en) | 2021-03-25 | 2021-03-25 | Excrement sampling and detecting integrated device and excrement detecting box |
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| CN (1) | CN112903365A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113598A (en) * | 2021-12-07 | 2022-03-01 | 常州市口腔医院 | Helicobacter pylori qualitative detection kit and use method thereof |
| CN115155687A (en) * | 2022-09-06 | 2022-10-11 | 广州达安基因股份有限公司 | Quantitative sample adding device and microfluidic detection equipment |
-
2021
- 2021-03-25 CN CN202110320376.0A patent/CN112903365A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114113598A (en) * | 2021-12-07 | 2022-03-01 | 常州市口腔医院 | Helicobacter pylori qualitative detection kit and use method thereof |
| CN114113598B (en) * | 2021-12-07 | 2022-05-17 | 常州市口腔医院 | Helicobacter pylori qualitative detection kit and use method thereof |
| CN115155687A (en) * | 2022-09-06 | 2022-10-11 | 广州达安基因股份有限公司 | Quantitative sample adding device and microfluidic detection equipment |
| CN115155687B (en) * | 2022-09-06 | 2022-11-08 | 广州达安基因股份有限公司 | Quantitative sample adding device and microfluidic detection equipment |
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Application publication date: 20210604 |