CN210802948U - Device for collecting and detecting analyte in sample - Google Patents
Device for collecting and detecting analyte in sample Download PDFInfo
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- CN210802948U CN210802948U CN201921568730.6U CN201921568730U CN210802948U CN 210802948 U CN210802948 U CN 210802948U CN 201921568730 U CN201921568730 U CN 201921568730U CN 210802948 U CN210802948 U CN 210802948U
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Abstract
The utility model relates to a collect and detect device of analyte matter in sample. The device comprises a sample collection accommodating part, a sample detection part, a pressing mechanism and a puncturing mechanism, wherein the sample collection accommodating part is provided with a cavity for accommodating a sample to be detected, a sealing element is arranged at the bottom of the cavity, the sample detection part comprises a detection container, the sample collection accommodating part can be inserted into the detection container along the axial direction of the detection container, the pressing mechanism is arranged at one end of the sample collection accommodating part, which deviates from the detection container, and the puncturing mechanism is arranged in the detection container. The utility model discloses a collect and detect device of analyte matter in sample's simple structure, convenient operation, reliable and stable.
Description
Technical Field
The utility model relates to an external diagnosis technical field especially relates to a collect and detect device of analyte matter in sample.
Background
In the field of medical testing, some samples, such as blood, stool, etc., are commonly tested using sample collection and testing devices.
The sample collection and testing device generally includes a sample collection container, a sample testing portion, and a lancing mechanism. The sample collecting and accommodating part is provided with a chamber for accommodating a sample to be detected, the sample detection part is provided with a detection test paper, and the puncturing mechanism is used for puncturing the sample collecting and accommodating part (namely, the chamber which punctures the sample collecting and accommodating part) so that the sample to be detected enters the sample detection part and contacts the detection test paper, and therefore an analyte in the sample can be detected.
At present, a rotation driving mode is usually adopted to enable a puncturing mechanism to puncture a sample collection accommodating part, some sample collection accommodating parts are kept still, the rotation driving puncturing mechanism punctures the sample collection accommodating part, and some puncturing mechanisms are kept still, and the rotation driving sample collection accommodating part punctures the sample collection accommodating part.
The rotary driving method usually requires a driving member with threads, and the structure is relatively complex, so that the sample collecting and detecting device is inconvenient to manufacture and has high production cost. In addition, the mode of adopting rotary drive is comparatively inconvenient to operate, and detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
Based on the above-mentioned defect among the prior art, the utility model aims to provide a simple structure, convenient operation's collection and the device that detects the analyte in the sample.
Therefore, the utility model provides the following technical scheme.
The utility model provides a device for collecting and detecting analyzed substances in a sample, which comprises a sample collecting and accommodating part, a sample detecting part, a pressing mechanism and a puncturing mechanism,
the sample collection containing part is provided with a chamber for containing a sample to be detected, the bottom of the chamber is provided with a sealing element,
the sample detection part comprises a detection container,
the sample collection container can be inserted into the detection container along the axial direction of the detection container,
the pressing mechanism is arranged at one end of the sample collection accommodating part, which is far away from the detection container,
the puncturing mechanism is arranged in the detection container,
and the sample collection containing part can move towards the puncture mechanism along the axial direction by pressing the pressing mechanism along the axial direction of the detection container, so that the puncture mechanism punctures the sealing element, and the sample to be detected in the cavity enters the detection container.
In at least one embodiment, the sample collection receptacle comprises a collection wand and a sample container,
the collecting rod is inserted in the sample container and is used for collecting samples,
the sealing element is disposed at a bottom of the sample container.
In at least one embodiment, the sample detection part further comprises a test strip and a strip mounting rack,
the test strip mounting rack is inserted into the detection container, and the detection test strip is arranged on the test strip mounting rack.
In at least one embodiment, the strip mounting bracket has a mounting groove formed thereon, the mounting groove extending in the axial direction,
the detection test strip is arranged in the mounting groove.
In at least one embodiment, a lower portion of the detection container is provided with a guide wall portion capable of guiding the specimen collection container portion when the specimen collection container portion is inserted in the axial direction in the detection container.
In at least one embodiment, the pressing mechanism includes a pressing portion and an insertion portion, one end of the insertion portion is connected with the pressing portion,
the insertion part is at least partially inserted into the sample collection accommodating part.
In at least one embodiment, the cross-section of the plug part is U-shaped.
In at least one embodiment, when the pressing mechanism is inserted into the detection container together with the sample collection container, the pressing portion extends perpendicularly to the axial direction, and the insertion portion extends along the axial direction.
In at least one embodiment, the piercing mechanism is disposed at the bottom of the test receptacle.
In at least one embodiment, the piercing mechanism includes a sharp portion for piercing the sealing element,
the sharp part is provided with a containing hole along the axial direction, the containing hole is used for containing the lower part of the collecting rod,
a space for accommodating the sidewall of the sample container is provided between the outer periphery of the puncture mechanism and the inner wall surface of the detection container.
Through adopting foretell technical scheme, the utility model provides a collect with detect device of analyzing matter in sample, sample collection receiving portion can insert in locating the sample detection portion along the axial of sample detection portion, makes the axial displacement of sample collection receiving portion along sample detection portion through the mode of pressing down, and then makes to puncture the mechanism and puncture sample collection receiving portion. The whole device is simple in structure and convenient to operate. In addition, by providing the pressing mechanism on the sample collection container, it is possible to ensure that the sample collection container is stably and reliably pressed in place.
Drawings
Fig. 1 shows a schematic structural diagram of a device for collecting and detecting an analyte in a sample according to the present invention.
Fig. 2 shows an exploded view of the sample collection container of fig. 1.
Fig. 3 shows a cross-sectional view of the sample collection well of fig. 1.
Fig. 4 shows an exploded view of the sample-detecting part in fig. 1.
Fig. 5 shows a schematic view of the structure of the sample collection container and the pressing mechanism in fig. 1.
Fig. 6 shows a cross-sectional view of the detection vessel of fig. 4.
Description of the reference numerals
1 a sample collection container; 11 collecting rod; 111 a plug hole; 12 a sample container; 121 a chamber; 13, sealing rings; 14 a sealing element;
2 a sample detection section; 21 detecting the container; 211 a guide wall portion; 22 a test strip mounting rack; 221, installing a groove; 23 detecting the test strip; 231 transferrin and hemoglobin combined test strip; 232 helicobacter pylori antigen detection test paper;
3, a pressing mechanism; 31 a pressing part; 32 a plug-in part;
4, a puncturing mechanism; 41 a sharp portion; 42 receive the aperture.
Detailed Description
Exemplary embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood that the detailed description is only intended to teach one skilled in the art how to practice the invention, and is not intended to exhaust all possible ways of practicing the invention, nor is it intended to limit the scope of protection of the invention.
An embodiment of the device for collecting and detecting an analyte in a sample according to the present invention is described in detail below with reference to fig. 1 to 6.
In the present embodiment, as shown in fig. 1 and 6, the device for collecting and detecting an analyte in a sample according to the present invention includes a sample collection container 1, a sample detection part 2, a pressing mechanism 3, and a puncturing mechanism 4. The specimen collection container 1 is used for collecting and containing a specimen to be detected (for example, feces), and is insertable in the specimen detection part 2 in an axial direction (longitudinal direction) of the specimen detection part 2.
In the present embodiment, as shown in fig. 1 and 2, the sample collection container 1 includes a collection rod 11, a sample container 12, a packing 13, and a seal member 14. Wherein the collecting rod 11 is used for collecting a sample to be detected.
In the present embodiment, as shown in fig. 3, the collection rod 11 is inserted into the sample container 12, the sample container 12 has a chamber 121 for containing a diluting solution, and a seal ring 13 is provided between the collection rod 11 and the sample container 12. In this way, the sealing ring 13 can seal the chamber 121 of the sample container 12, so as to prevent the diluting solution in the chamber 121 from entering the chamber above the chamber 121 during transportation, thereby ensuring that the amount of the diluting solution is sufficient.
In the present embodiment, as shown in fig. 1, 3 and 5, the upper portion of the acquisition rod 11 is provided with a plug hole 111 for attaching the pressing mechanism 3.
In this embodiment, a sealing element 14 is provided at the bottom of the sample container 12 for sealing the chamber 121. Wherein the sealing element 14 may be a sealing aluminum foil, which may be heat sealed to the bottom of the sample container 12.
In the present embodiment, as shown in fig. 1 and 4, the sample detection section 2 includes a detection container 21, a strip mounting bracket 22, and a detection strip 23.
In the present embodiment, as shown in fig. 4 and 6, the detection container 21 has a cylindrical shape, and the cross section of the detection container 21 has a substantially rectangular shape. The lower portion of the detection container 21 is provided with a guide wall portion 211 for guiding the specimen collection container portion 1 when the specimen collection container portion 1 is inserted into the detection container 21.
In the present embodiment, as shown in fig. 4, the strip mounting bracket 22 is provided with two mounting grooves 221, and the two mounting grooves 221 extend in parallel in the axial direction (longitudinal direction) of the detection container 21. The strip mounting bracket 22 is inserted into the detection container 21.
When the sample collection container 1 is inserted into the sample detection part 2, the sample collection container 1 and the test strip 23 are located on both sides of the side wall of the strip mounting rack 22.
In this embodiment, as shown in FIG. 4, the test strip 23 comprises a transferrin and hemoglobin combination test strip 231 and a helicobacter pylori antigen test strip 232. Wherein, the transferrin and hemoglobin combined detection test strip 231 is used for detecting transferrin and hemoglobin in the fecal sample, the helicobacter pylori antigen detection test strip 232 is used for detecting helicobacter pylori antigen in the fecal sample, and the transferrin and hemoglobin combined detection test strip 231 and the helicobacter pylori antigen detection test strip 232 are respectively arranged in the corresponding mounting grooves 221.
In this embodiment, the transferrin and hemoglobin combined test strip 231 and the helicobacter pylori antigen test strip 232 each include a bottom plate, a water absorption plate, a nitrocellulose membrane, a sample liquid absorption layer, and a corresponding color particle storage pad.
In the present embodiment, the wall portion of the detection container 21 corresponding to the test strip 23 is a transparent wall portion. Of course, the present invention is not limited thereto, and the entire side wall portion of the detection container 21 may be transparent.
In the present embodiment, one end (end having the liquid absorbent layer) of the test strip 23 extends to the bottom of the detection container 21. In this way, the test strip 23 can be easily contacted with the sample solution, thereby reducing the requirement for the amount of sample solution.
In the present embodiment, as shown in fig. 1 and 5, the pressing mechanism 3 includes a pressing portion 31 and a socket portion 32. One end of the insertion portion 32 is connected to the pressing portion 31, and the insertion portion 32 is inserted into the insertion hole 111.
When the sample collection container 1 is inserted into the sample detection part 2 along the axial direction of the sample detection part 2, the pressing part 31 extends perpendicularly to the axial direction of the sample detection part 2, and the insertion part 32 extends along the axial direction of the sample detection part 2. In this way, by providing the pressing mechanism 3, it is possible to ensure that the sample collection container 1 is stably and reliably pressed in place (the sample collection container 1 may be pressed into the interior of the detection container 21, and if the pressing mechanism 3 is not provided, it may be difficult to press the sample collection container 1 in place), so that the piercing mechanism 4 can pierce the sealing member 14 at the bottom of the sample collection container 1, and further, the sample solution in the sample collection container 1 flows into the detection container 21.
In the present embodiment, the cross section of the socket portion 32 is substantially U-shaped, and the wall thickness of the socket portion 32 is substantially uniform throughout. Thus, the injection molding of the pressing mechanism 3 is facilitated.
In the present embodiment, as shown in fig. 6, the pricking means 4 is provided at the bottom of the detection container 21.
The puncture mechanism 4 has a sharp portion 41 (blade portion) and a housing hole 42. The sharp part 41 is used for puncturing the sealing element 14, the sharp part 41 is provided with a containing hole 42 along the axial direction of the detection container 21, the containing hole 42 is used for containing the lower part of the collecting rod 11, and a space for containing the side wall of the sample container 12 is arranged between the periphery of the puncturing mechanism 4 and the inner wall surface of the detection container 21. In this way, the axial dimension of the sample collection container can be reduced, and the axial dimension of the entire joint detection device can be reduced.
The operation of the device for collecting and detecting an analyte in a sample according to the present invention will be described.
In the present embodiment, when a sample to be tested (for example, feces) needs to be tested, the sample to be tested may be collected using the collection rod 11 in the sample collection container 1, and then the collection rod 11 is inserted into the sample container 12, and the sample container 12 is shaken so that the sample to be tested is diluted uniformly.
After the shaking is completed, the sample collection container 1 is inserted into the sample detection part 2 along the axial direction of the sample detection part 2, the sample collection container 1 is pressed by the pressing mechanism 3 until the sealing member 14 at the bottom of the sample collection container 1 is pierced by the piercing mechanism 4, and the sample solution in the sample collection container 1 flows into the detection container 21 (at this time, the lower portion of the collection rod 11 is located in the container hole 42, and the lower side wall of the sample container 12 is located between the outer periphery of the piercing mechanism 4 and the inner wall surface of the detection container 21).
Further, the sample solution containing the sample to be tested will be contacted with the test strip 23 such that the individual detection lines and/or control lines of the test strip 23 are colored (e.g., red). The inspector can observe the inspection result through the transparent wall portion of the inspection container 21.
Through adopting above-mentioned technical scheme, according to the utility model discloses a collect and detect device of assay material in sample has following advantage at least:
(1) the utility model discloses an among the collection and the device that detects the analyte matter in the sample, sample collection receiving portion can insert in locating the sample detection portion along the axial of sample detection portion, makes the axial displacement of sample collection receiving portion along sample detection portion through the mode of pressing down, and then makes to puncture the mechanism and puncture sample collection receiving portion. The whole device is simple in structure and convenient to operate. In addition, by providing the pressing mechanism on the sample collection container, it is possible to ensure that the sample collection container is stably and reliably pressed in place.
(2) The utility model discloses an in the collection and the device of assay matter in the detection sample, through setting up the test paper strip mounting bracket, can conveniently install the test paper strip.
(3) The utility model discloses an in the collection and the device that detects analyte matter in the sample, the detection container has been divided into two parts in the thickness direction of detection container, one part is used for holding the sample container, another part is used for holding the test paper strip mounting bracket that has installed the test paper strip (when sample collection holding portion inserts and locates the detection container, sample collection holding portion and test paper strip are located the both sides of the lateral wall of test paper strip mounting bracket), make whole joint detection device's compact structure, and small in size, and can avoid sample collection holding portion to damage the test paper strip when inserting in the detection container effectively.
(4) The utility model discloses an among the collection and the device that detects the analyte in the sample, the wall portion that corresponds the test paper strip through making the detection container is transparent wall portion, can conveniently observe the testing result.
The above embodiments of the present invention have been described in detail, but it should be added that:
(1) although it is described in the above embodiment that the sealing member is a sealing aluminum foil, the present invention is not limited thereto, and the sealing member may be a sealing film or other type of sealing sheet (e.g., a thin plastic sheet).
(2) Although the test strip mounting bracket is provided to mount the test strip in the above embodiment, the present invention is not limited thereto, and the test strip may be directly mounted on the inner wall of the detection container (for example, a mounting groove may be formed in the inner wall of the detection container) without providing the test strip mounting bracket.
(3) Although the cross section of the detection container is described as being substantially rectangular in the above embodiments, the present invention is not limited thereto, and the cross section of the detection container may be circular or other shapes.
(4) Although the embodiment described above has explained that the puncture mechanism is provided in the bottom of the detection container, the present invention is not limited to this, and the puncture mechanism may be provided in, for example, an intermediate portion of the detection container.
(5) Although it is described in the above embodiment that the sample may be stool, the present invention is not limited thereto, and the sample may be a fluid sample such as blood, saliva, urine, or the like, or may be other solid samples (which may be dissolved in a diluting solution).
Claims (10)
1. A device for collecting and detecting an analyte in a sample, the device comprising a sample collection container (1), a sample detection portion (2), a pressing mechanism (3), and a puncturing mechanism (4),
the sample collection container (1) has a chamber (121) for accommodating a sample to be tested, the bottom of the chamber (121) is provided with a sealing element (14),
the sample detection part (2) comprises a detection container (21),
the sample collection container (1) can be inserted into the detection container (21) in the axial direction of the detection container (21),
the pressing mechanism (3) is arranged at one end of the sample collection containing part (1) which is far away from the detection container (21),
the puncturing mechanism (4) is arranged in the detection container (21),
wherein pressing the pressing mechanism (3) in the axial direction of the detection container (21) can move the sample collection container (1) in the axial direction towards the puncturing mechanism (4), so that the puncturing mechanism (4) punctures the sealing element (14), and the sample to be detected in the chamber enters the detection container (21).
2. Device according to claim 1, characterized in that the sample collection container (1) comprises a collection wand (11) and a sample container (12),
the collecting rod (11) is inserted in the sample container (12) for collecting a sample,
the sealing element (14) is arranged at the bottom of the sample container (12).
3. The device according to claim 1, wherein the sample detection part (2) further comprises a test strip (23) and a strip mounting rack (22),
the test strip mounting rack (22) is inserted into the detection container (21), and the detection test strip (23) is arranged on the test strip mounting rack (22).
4. The device of claim 3, wherein the strip mounting bracket (22) defines a mounting slot (221), the mounting slot (221) extending along the axial direction,
the detection test strip (23) is arranged in the mounting groove (221).
5. The device according to claim 1, characterized in that the lower part of the detection container (21) is provided with a guide wall portion (211), the guide wall portion (211) being capable of guiding the sample collection container (1) when the sample collection container (1) is inserted in the axial direction into the detection container (21).
6. A device according to claim 1, characterized in that the pressing mechanism (3) comprises a pressing portion (31) and an insertion portion (32), one end of the insertion portion (32) being connected to the pressing portion (31),
the insertion part (32) is at least partially inserted into the sample collection container (1).
7. A device according to claim 6, wherein the cross-section of the socket (32) is U-shaped.
8. The device according to claim 6, wherein the pressing portion (31) extends perpendicularly to the axial direction and the insertion portion (32) extends in the axial direction when the pressing mechanism (3) is inserted into the detection container (21) together with the sample collection receptacle (1).
9. Device according to claim 2, characterized in that said piercing means (4) are arranged at the bottom of said detection container (21).
10. The device according to claim 9, wherein the piercing mechanism (4) comprises a sharp portion (41), the sharp portion (41) being for piercing the sealing element (14),
the sharp part (41) is provided with a containing hole (42) along the axial direction, the containing hole (42) is used for containing the lower part of the collecting rod (11),
a space for accommodating the side wall of the sample container (12) is provided between the outer periphery of the puncture mechanism (4) and the inner wall surface of the detection container (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921568730.6U CN210802948U (en) | 2019-09-19 | 2019-09-19 | Device for collecting and detecting analyte in sample |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921568730.6U CN210802948U (en) | 2019-09-19 | 2019-09-19 | Device for collecting and detecting analyte in sample |
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| CN210802948U true CN210802948U (en) | 2020-06-19 |
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| CN201921568730.6U Active CN210802948U (en) | 2019-09-19 | 2019-09-19 | Device for collecting and detecting analyte in sample |
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Cited By (1)
| 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 |
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2019
- 2019-09-19 CN CN201921568730.6U patent/CN210802948U/en active Active
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 |
| CN114113598B (en) * | 2021-12-07 | 2022-05-17 | 常州市口腔医院 | Helicobacter pylori qualitative detection kit and use method thereof |
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