CN219122048U

CN219122048U - Self-testing sampling detection device

Info

Publication number: CN219122048U
Application number: CN202223605173.5U
Authority: CN
Inventors: 林志铿; 林莉; 陈奕耀; 郑月敏; 陈英杰
Original assignee: Xiamen Wiz Biotech Co ltd
Current assignee: Xiamen Wiz Biotech Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-02
Anticipated expiration: 2032-12-30

Abstract

The application relates to the technical field of medical detection, and solves the problem of inconvenient operation in the detection process of fecal detection items, and discloses a self-test sampling detection device, which comprises a sampler and a detector, wherein the sampler comprises a sampling rod and a dilution bottle, and the sampling rod comprises a handheld part and a sampling part which are respectively arranged at two ends; the detector is internally provided with a containing cavity for containing the reagent strips, one end of the seat body is provided with a spike part, and the surface of the spike part is provided with a detection port communicated with the containing cavity; the dilution bottle is provided with a first opening for the sampling part to be matched and enter and a second opening for the spike part to be matched and enter, and a diaphragm which can be pierced by the spike part is sealed on the second opening. After the sample and the diluent are mixed to form diluent, the spike part pierces the diaphragm and enters the diluent bottle, the diluent enters the accommodating cavity through the detection port to touch the reagent strip so as to obtain a result, and the fecal liquid is not exposed in the air in the process, so that the operation is simple, and the detection accuracy and the operation comfort are improved.

Description

Self-testing sampling detection device

Technical Field

The application relates to the technical field of medical detection, in particular to a self-test sampling detection device.

Background

In clinical medicine examination, it is often necessary to sample and detect thick substances such as human feces, for example, helicobacter pylori, occult blood, calprotectin, transferrin, and the like, which are required to be detected by feces. The conventional fecal occult blood detection needs to leave feces by a person to be detected and send the feces to a hospital for detection by professionals, but the sample storage and transportation requirements of feces collection and delivery are high, and the delivery is inconvenient; and physical examination persons attending physical examination in hospitals often have no sense of inconveniences and cannot detect relevant items.

When a professional in a hospital detects, generally, the excrement is firstly placed in a container with a diluent for dissolution and dilution, then the excrement liquid in the container is poured into a small cup or a small hole, and detection test paper is inserted into the small cup or the small hole for detection. In the detection, the fecal liquid is open, the number of times of direct vision of the fecal is large, the operation comfort is poor, and small cups and small holes are easy to pour out the spilled liquid in the operation, so that a more skilled operation level is required.

Disclosure of Invention

In order to improve the defect that the detection process of the fecal detection project is inconvenient to operate, the application provides a self-testing sampling detection device.

The application provides a self-test sampling detection device, adopts following technical scheme:

a self-test sampling detection device comprises a sampler and a detector; the sampler comprises a sampling rod and a dilution bottle, wherein the sampling rod comprises a handheld part and a sampling part which are respectively arranged at two ends; the detector comprises a reagent strip, a shell and a base body which are connected, wherein a spike part is arranged at one end of the base body, a containing cavity for containing the reagent strip is formed in the shell and the base body in a communicating manner, and a detection port communicated with the containing cavity is formed in the surface of the spike part; the dilution bottle is provided with a first opening for the sampling part to be matched with and a second opening for the spike part to be matched with and enter, and a diaphragm which can be penetrated by the spike part is sealed on the second opening.

Through adopting above-mentioned technical scheme, the diluent is equipped with in the dilution bottle, and operating personnel inserts the sampling portion of sampling stick in the sample and is stained with, then inserts the sampling portion in the dilution bottle through first opening, and sampling portion can block up first opening, and after sample and diluent dissolve and mix and form the diluent, the detector is operated again and is made spike portion puncture diaphragm and get into in the dilution bottle, and the diluent gets into through the detection mouth and holds intracavity touching reagent strip, through chromatography effect and antigen-antibody reaction back color development in order to obtain the result. The device is simple to operate, and a physical examination person can perform self-test at home; the sample and the solution are not exposed in the air in the detection process, and a detector does not need to directly look at the sample by naked eyes, so that the operation comfort and the accuracy of the detection result are improved.

Optionally, the sampling rod is inserted into the dilution bottle.

Through adopting above-mentioned technical scheme, when inserting the dilution bottle with sampling portion in, the sampling stick is connected with the dilution bottle through the mode of pegging graft, convenient operation, and both positions are fixed relatively after pegging graft, also need not the manual work to press sampling stick and dilution bottle in order to prevent both separation, realizes sealing first open-ended.

Optionally, a sampling groove is formed in the sampling part.

Through adopting above-mentioned technical scheme, directly insert the sample portion and take out again in the sample, can bear more samples in the sampling groove, improved the efficiency of sampling, convenient operation is quick, has also reduced the operation discomfort of inspector.

Optionally, the sampling part is sleeved with a first sealing ring at the joint of the sampling part and the first opening.

By adopting the technical scheme, the first sealing ring further improves the sealing effect, and reduces the possibility of overflow of liquid and unpleasant smell.

Optionally, the detector is inserted into the dilution bottle.

Through adopting above-mentioned technical scheme, when inserting the spike portion in the dilution bottle, the detector is connected with the dilution bottle through the mode of pegging graft, convenient operation, and both positions are fixed relatively after pegging graft, even the reaction color development process is longer, also need not the manual work and press detector and dilution bottle in order to prevent both separation.

Optionally, the connection part of the spike part and the second opening is sleeved with a second sealing ring.

By adopting the technical scheme, the second sealing ring further improves the sealing effect, reduces the possibility of overflow of liquid and unpleasant smell, and improves the detection accuracy.

Optionally, the detection port is embedded to be equipped with the piece that absorbs water, the piece that absorbs water with reagent strip butt.

By adopting the technical scheme, the water absorbing piece can enable the reagent strip to gradually absorb the diluent, so that the possibility that the detection effect is influenced due to the fact that the reagent strip absorbs excessive diluent is reduced.

Optionally, an observation port communicated with the accommodating cavity is formed in the surface of the detector, and a transparent sheet is arranged at the observation port of the detector.

Through adopting above-mentioned technical scheme, need not to dismantle the reagent strip alright obtain the result through the observation mouth, the operation is more convenient, and the transparent piece can seal the observation mouth, reduces liquid and bad smell and overflows the possibility.

Optionally, a bracket for installing the reagent strip is arranged in the accommodating cavity.

Through adopting above-mentioned technical scheme, install reagent strip on the support earlier, fix the support in the holding intracavity of detector again, the mounting structure of reagent strip is more stable to reduce the possibility that produces the influence to the testing result.

Optionally, the reagent strips are mounted on both sides of the bracket.

By adopting the technical scheme, two reagent strips for detecting different projects can be installed, so that the multi-project joint detection of one sample is realized.

In summary, the present application includes at least one of the following beneficial effects:

1. the sample is fully diluted and then reacts with the reagent strip to display a result, and the sample and the solution are not exposed in the air in the whole detection process, so that the detection accuracy is improved;

2. the sampling rod is directly inserted into the sample, then the sample is taken out and inserted into the dilution bottle, the detector is inserted into the dilution bottle after the sample is mixed with the dilution liquid, and then the color development result is observed through the transparent sheet, so that the operation is convenient, and the device can be used for hospital detection and home self-test;

3. the inspector does not need to observe the sample by naked eyes for a plurality of times, the possibility of overflowing liquid and unpleasant smell is reduced in the detection process, and the operation comfort is improved;

4. one detector is provided with two reagent strips for detecting different items at the same time, so that the joint detection of one sample can be realized.

Drawings

FIG. 1 is a schematic structural diagram of a self-testing sampling detection device according to an embodiment of the present application;

FIG. 2 is an exploded view of a self-test sample detection device in an embodiment of the present application;

FIG. 3 is a cross-sectional view along the centerline of a sampling wand in an embodiment of the present application;

FIG. 4 is a cross-sectional view along the detector centerline in an embodiment of the present application.

Reference numerals illustrate: 1. a sampler; 2. a sampling rod; 21. a hand-held part; 22. a sampling unit; 23. a sampling groove; 24. an extension; 25. a first buckle; 26. a first rib; 3. diluting the bottle; 31. a bottle body; 32. a bottom cover; 33. a first opening; 34. a second opening; 35. a diaphragm; 4. a first seal ring; 5. a detector; 6. a housing; 61. a receiving chamber; 62. an observation port; 7. a base; 71. a spike; 72. a detection port; 73. a second rib; 74. a second buckle; 8. a reagent strip; 9. a bracket; 91. a limit column; 10. a second seal ring; 11. a water absorbing member; 12. a transparent sheet.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

Referring to fig. 1, the embodiment of the application discloses a self-testing sampling detection device for sampling and detect thick thing such as excrement and urine, including sampler 1 and detector 5, sampler 1 and detector 5 can interconnect form the sealed cavity of intercommunication to make in-process sample and solution can not expose in the air, improved the travelling comfort of accuracy and the operation that detects.

Referring to fig. 2, the sampler 1 includes a sampling rod 2 and a dilution bottle 3, the sampling rod 2 includes a holding portion 21 and a sampling portion 22 respectively disposed at two ends, an extension portion 24 is disposed between the holding portion 21 and the sampling portion 22 for facilitating sampling, the sampling portion 22 can be directly configured as a stick for dipping a sample, and preferably, a sampling slot 23 is formed in the sampling portion 22 for carrying a sample.

Referring to fig. 2 and 3, after taking a sample through the sampling rod 2, the dilution bottle 3 includes a bottle body 31 and a bottom cover 32, the bottle body 31 and the bottom cover 32 are connected to form a cavity for containing a diluent, an inner cavity for containing the extension portion 24 is formed in the bottle body 31, the bottom of the inner cavity is communicated with the cavity for containing the diluent, a first opening 33 for the sampling portion 22 to enter is formed in the communicating position, a first sealing ring 4 is sleeved at the connecting position of the sampling portion 22 and the first opening 33, and the first sealing ring 4 is made of rubber, silica gel or plastic. In order to facilitate the operation and simplify the structure, the embodiment preferably adopts an inserting mode, the hand-held part 21 is provided with a first buckle 25, and the surface of the dilution bottle 3 is correspondingly provided with a clamping groove for the first buckle 25 to be matched and clamped; in other embodiments, the sampling rod 2 and the dilution bottle 3 may be screwed or clamped by means of an internal thread and an external thread. In order to improve structural stability, the outer wall of the extension 24 is provided with a plurality of first ribs 26 in abutment with the inner wall of the bottle 31 in the circumferential direction.

Referring to fig. 2 and 4, the diluted sample needs to be detected, the detector 5 includes a casing 6 and a base 7 that are connected, a spike portion 71 is provided at one end of the base 7, a containing cavity 61 for containing the reagent strip 8 is provided in the casing 6 and the base 7, a detecting opening 72 that is communicated with the containing cavity 61 is provided on the surface of the spike portion 71, a second opening 34 into which the spike portion 71 is matched is provided on the dilution bottle 3, a diaphragm 35 that can be pierced by the spike portion 71 is sealed on the second opening 34, the diaphragm 35 is adhered to the surface of the second opening 34 by glue, and a second sealing ring 10 is sleeved at the joint of the spike portion 71 and the second opening 34. The diaphragm 35 is preferably made of tin foil, and the second sealing ring 10 is made of rubber, silica gel, or plastic.

As a preferred embodiment, the casing 6 and the base 7 are detachably connected so as to facilitate the installation of the reagent strip 8, preferably in a plugging manner, one end of the base 7 away from the spike 71 is provided with a second buckle 74, and the surface of the casing 6 is correspondingly provided with a clamping groove for the second buckle 74 to be matched and clamped. The detector 5 and the sampler 1 are also detachably connected, a plurality of second rib plates 73 which are abutted against the inner wall of the bottle body 31 are circumferentially arranged on the outer wall of the dilution bottle 3, and the second rib plates 73 are in friction and tight contact with the inner wall of the bottle body 31 so as to connect the seat 7 with the dilution bottle 3.

The detector 5 further comprises a support 9 for mounting the reagent strips 8, wherein the reagent strips 8 can be mounted on one side of the support 9 to enable the positions of the reagent strips 8 to be more stable, and the reagent strips 8 for detecting different projects can be mounted on two sides of the support 9 respectively to realize multiple joint detection. Specifically, two rows of limiting columns 91 are arranged on two opposite surfaces of the support 9, the distance between the two rows of limiting columns 91 is consistent with the width of the reagent strip 8, limiting plates are vertically arranged at two ends of the length direction of the sample of the support 9, the distance between the two limiting plates is consistent with the length of the reagent strip 8, and the reagent strip 8 can be clamped between the two rows of limiting columns 91 and the two limiting plates so as to be mounted on the support 9. In addition, in order to facilitate the installation of the bracket 9, the length of the bracket 9 can be set to be consistent with the length of the accommodating cavity 61, the surface dimensions of the two limiting plates are consistent with the dimensions of the two cavity walls of the accommodating cavity 61 along the length direction, the bracket 9 is placed in the shell 6, and then the bracket 9 can be fixed when the seat body 7 and the shell 6 are spliced together.

The reagent strip 8 is divided into an observation section and a reaction section, the detection port 72 is arranged corresponding to the reaction section, when the detection port 72 is positioned in the dilution bottle 3, in order to enable the reagent strip 8 to gradually absorb the dilution liquid and improve the detection effect, the detection ports 72 on two sides of the spike part 71 are embedded with water absorbing pieces 11, and the two water absorbing pieces 11 are respectively abutted with the two reagent strips 8.

After the diluent reacts with the reagent strip 8, a color development result needs to be observed, an observation port 62 communicated with the accommodating cavity 61 is formed in the surface of the detector 5, the observation port 62 is arranged corresponding to an observation section of the reagent strip 8, the detector 5 is provided with a transparent sheet 12 at the observation port 62, the transparent sheet 12 is clamped with the shell 6 through a connecting column and a connecting hole, and the transparent sheet 12 can be made of transparent plastic or glass.

The implementation principle of the self-testing sampling detection device in the embodiment of the application is as follows:

the sample part 22 of the sample rod 2 is inserted into a sample and taken out, the sample is loaded in the sample groove 23, the diluent is loaded in the diluent bottle 3, the sample part 22 is inserted into the diluent bottle 3 through the first opening 33, after the diluent is mixed to form diluent, the detector 5 is operated to enable the spike part 71 to puncture the diaphragm 35 and then enter the diluent bottle 3, the water absorbing member 11 can enable the reagent strip 8 to gradually absorb the diluent, the color development is carried out after the antigen-antibody reaction is carried out by utilizing the chromatography, and the detection result can be directly obtained by observing through the transparent sheet 12.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a self-test sampling detection device which characterized in that: comprises a sampler (1) and a detector (5); the sampler (1) comprises a sampling rod (2) and a dilution bottle (3), wherein the sampling rod (2) comprises a handheld part (21) and a sampling part (22) which are respectively arranged at two ends; the detector (5) comprises a reagent strip (8), a shell (6) and a base (7) which are connected, wherein a spike part (71) is arranged at one end of the base (7), a containing cavity (61) for containing the reagent strip (8) is formed in the shell (6) and the base (7) in a connecting mode, and a detection port (72) which is communicated with the containing cavity (61) is formed in the surface of the spike part (71); the dilution bottle (3) is provided with a first opening (33) for the sampling part (22) to be matched and enter and a second opening (34) for the spike part (71) to be matched and enter, and a diaphragm (35) which can be pierced by the spike part (71) is sealed on the second opening (34).

2. The self-test sampling test device of claim 1, wherein: the sampling rod (2) is inserted into the dilution bottle (3).

3. The self-test sampling test device of claim 1, wherein: a sampling groove (23) is formed in the sampling part (22).

4. The self-test sampling test device of claim 1, wherein: the sampling part (22) is sleeved with a first sealing ring (4) at the joint of the sampling part and the first opening (33).

5. The self-test sampling test device of claim 1, wherein: the detector (5) is inserted into the dilution bottle (3).

6. The self-test sampling test device of claim 1, wherein: the connection part of the spike part (71) and the second opening (34) is sleeved with a second sealing ring (10).

7. The self-test sampling test device of claim 1, wherein: the detection port (72) is embedded with a water absorbing piece (11), and the water absorbing piece (11) is abutted to the reagent strip (8).

8. The self-test sampling test device of claim 1, wherein: an observation port (62) communicated with the accommodating cavity (61) is formed in the surface of the detector (5), and a transparent sheet (12) is arranged at the position of the observation port (62) of the detector (5).

9. The self-test sampling test device of claim 1, wherein: a bracket (9) for installing the reagent strip (8) is arranged in the accommodating cavity (61).

10. The self-test sampling test device of claim 9, wherein: the reagent strips (8) are arranged on two sides of the bracket (9).