CN219179416U

CN219179416U - Combined detection reagent card

Info

Publication number: CN219179416U
Application number: CN202222980480.5U
Authority: CN
Inventors: 金凤; 关锐; 王津津
Original assignee: Beijing Anbaisheng Diagnosis Technology Co ltd
Current assignee: Beijing Anbaisheng Diagnosis Technology Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-06-13
Anticipated expiration: 2032-11-09

Abstract

The utility model discloses a combined detection reagent card, which comprises an upper shell and a lower shell: the device comprises an upper shell, a lower shell, a sample pad, a NC film, a combination pad, a first detection line, a second detection line, a quality control line, a dilution assembly, a dilution liquid bag and a driving piece, wherein the observation port and the sample port are respectively formed in the upper shell, the sample pad and the water absorption paper are respectively arranged on two sides of the bottom end of the inner wall of the lower shell, the NC film is arranged between the sample pad and the water absorption paper, the combination pad is arranged between the NC film and the sample pad, the first detection line, the second detection line and the quality control line are arranged on the NC film, the dilution assembly is movably connected onto the sample pad, the dilution liquid bag is arranged on the inner wall of the dilution assembly, and the driving piece for driving the dilution assembly to move from a conventional position to a dilution position is arranged on the upper shell. According to the utility model, the reagent card can press and release the diluent by the diluent bag under the pressing drive of the driving piece through the arranged diluent component, so that the diluent at the release position can be contacted with the added blood sample and diluted, and the phenomenon that the diluent is scattered possibly caused by the operation of adding the diluent from the sample port is avoided.

Description

Combined detection reagent card

Technical Field

The utility model relates to the technical field of reagent cards, in particular to a combined detection reagent card.

Background

The detection reagent card is a rapid detection test paper which is used for dropping a detection sample on a sample pad and reacting by contacting with a corresponding specific antigen or antibody which is added in advance, and is widely applied to various medical detection fields.

Chinese patent publication No.: CN209606448U discloses a quantum dot fluorescence quantitative joint detection card for infection monitoring, including clamping shell upper cover and clamping shell lower cover, be equipped with the application of sample hole on the clamping shell, application of sample hole one side just is located clamping shell upper cover integrated into one piece has the closure plate of outside extension, the closure plate is kept away from one side of application of sample hole is equipped with detects the observation hole, clamping shell upper cover passes through dead bolt fixed connection with clamping shell lower cover, be equipped with the test paper strip in the appearance intracavity that forms between clamping shell upper cover and the clamping shell lower cover.

In detecting blood sample, when blood sample adds to the reagent card after, when needs again add the diluent according to the detection demand, will generally draw the diluent and add to the reagent card again in through the application of sample mouth for the phenomenon that the diluent takes place to drip inaccurately and spill easily because the opening of application of sample mouth is less, leads to the blood sample to be unable by effective dilution, is unfavorable for reagent card's convenient detection operation.

Disclosure of Invention

The utility model aims to provide a combined detection reagent card which adopts a built-in movable dilution component and a dilution liquid bag, so that the dilution component can puncture the dilution liquid in the dilution liquid bag and accurately add the dilution liquid to a sample pad to be diluted in contact with a blood sample.

In order to achieve the above object, the present utility model provides the following technical solutions: a joint detection reagent card comprising an upper housing and a lower housing:

an observation port and a sample port are respectively arranged on the upper shell;

the NC film is arranged between the sample pad and the water absorbing paper, a combination pad is arranged between the NC film and the sample pad, and a first detection line, a second detection line and a quality control line are arranged on the NC film;

the sample pad is movably connected with a dilution assembly, the inner wall of the dilution assembly is provided with a dilution liquid bag, and the dilution assembly is provided with a dilution position for extruding and puncturing the dilution liquid bag and a conventional position for avoiding the dilution liquid bag on the stroke;

the upper shell is provided with a driving piece for driving the diluting assembly to move from the normal position to the diluting position.

As a further description of the above technical solution:

the dilution assembly comprises a sleeve seat arranged on the sample pad, a connecting rod is movably connected in the sleeve seat, a pressure rod is arranged on the connecting rod, and a convex tooth with a downward tip is arranged on the pressure rod.

As a further description of the above technical solution:

the inner wall of the sleeve seat is provided with a spring, and the top of the spring is connected with the connecting rod.

As a further description of the above technical solution:

the driving piece is a pressing piece which is movably arranged on the upper shell in an I shape.

As a further description of the above technical solution:

and an impermeable plate is arranged on the inner wall of the lower shell and below the sample pad and the absorbent paper.

As a further description of the above technical solution:

and a funnel-shaped guide cover is arranged on the upper shell and positioned on the outer side of the sample port.

As a further description of the above technical solution:

the upper surface of the upper shell is provided with a label groove.

As a further description of the above technical solution:

the bottom of the upper shell is provided with a flexible assembly block, and the top of the lower shell is provided with an assembly groove matched with the assembly block.

In the above technical scheme, the joint detection reagent card provided by the utility model has the following

The beneficial effects are that:

this reagent card makes it can be under the press drive of driving piece, by conventional position motion to dilution position, can oppress the diluent bag and release the diluent for the diluent of release department can contact and dilute with the blood sample of adding, thereby avoided adding the unrestrained phenomenon of diluent that the diluent operation probably produced from the sample mouth, improved the convenience of blood sample dilution operation.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of a combined detection reagent card according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of the internal structures of the upper and lower shells according to the embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a connection between a dilution unit and a dilution liquid bag according to an embodiment of the utility model.

Reference numerals illustrate:

1. an upper housing; 11. a mounting block; 2. an observation port; 3. a lower housing; 31. an assembly groove; 32. a dilution assembly; 321. a compression bar; 322. convex teeth; 323. a connecting rod; 324. a spring; 325. a sleeve seat; 33. a dilution liquid bag; 34. a sample pad; 35. a bonding pad; 36. an impermeable plate; 37. a first detection line; 38. NC film; 39. a second detection line; 310. a water absorbing paper; 311. a quality control line; 4. a label slot; 5. a pressing member; 6. a guide cover; 7. a sample port.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, a joint detection reagent card includes an upper case 1 and a lower case 3:

the upper shell 1 is respectively provided with an observation port 2 and a sample port 7, and can be used for adding the extracted blood sample to the reagent card through the sample port 7 and visually observing the detection result of the reagent card through the observation port 2;

the two sides of the bottom end of the inner wall of the lower shell 3 are respectively provided with a sample pad 34 and a water absorbing paper 310, an NC film 38 is arranged between the sample pad 34 and the water absorbing paper 310, a combination pad 35 is arranged between the NC film 38 and the sample pad 34, the NC film 38 is provided with a first detection line 37, a second detection line 39 and a quality control line 311, different specific antibodies or antibodies are respectively coated on the first detection line 37 and the second detection line 39, so that when the first detection line 37 and the second detection line 39 are contacted with a blood sample, reaction signals are presented for different detection items of blood detection, and the combined detection effect of two different detection items in blood is achieved;

the diluting component 32 is movably connected to the sample pad 34, the diluting component 32 is provided with the diluting liquid bag 33 on the inner wall, the diluting component 32 has a diluting position for extruding and puncturing the diluting liquid bag 33 and a conventional position for avoiding the diluting liquid bag 33 on the stroke, the upper shell 1 is provided with a driving member for driving the diluting component 32 to move from the conventional position to the diluting position, when a blood sample is added to the sample pad 34 through the sample port 7, the driving member is pressed to move upwards into the shell 1 so that the driving member is contacted with the diluting component 32, and the diluting component 32 is moved from the conventional position to the diluting position, so that the extruding and puncturing effect can be exerted on the diluting liquid bag 33, the diluting liquid in the diluting liquid bag 33 can be released and contacted with the blood sample on the sample pad 34 for dilution, the phenomenon that the diluting liquid is scattered due to the operation of adding the diluting liquid in the sample port 7 is avoided, and the convenience of the diluting operation of the blood sample is improved

The dilution assembly 32 comprises a sleeve seat 325 arranged on the sample pad 34, a connecting rod 323 is movably connected in the sleeve seat 325, a pressing rod 321 is arranged on the connecting rod 323, a convex tooth 322 with a downward tip is arranged on the pressing rod 321, a spring 324 is arranged on the inner wall of the sleeve seat 325, the top of the spring 324 is connected with the connecting rod 323, a driving piece is a I-shaped pressing piece 5 movably arranged on the upper shell 1, the pressing piece 5 is pressed down to move in the upper shell 1 by pressing down, the bottom of the pressing piece 5 is contacted with the pressing rod 321, the pressing rod 321 is pressed to drive the connecting rod 323 to move down in the sleeve seat 325, the spring 324 is compressed and deformed, the convex tooth 322 is synchronously moved down when the pressing rod 321, the tip of the convex tooth 322 is contacted with a diluting liquid bag 33, the diluting liquid in the diluting liquid bag 33 is punctured and then flows out, the diluting liquid is contacted with a blood sample on the sample pad 34, the I-shaped pressing piece 5 can be always positioned on the upper shell 1 when being pressed and rebounded, and the phenomenon of completely falling off of the upper shell 1 can not happen.

The inner wall of the lower shell 3 and below the sample pad 34 and the absorbent paper 310 is provided with an impermeable plate 36, which can play a role in impermeable protection for the diluent and the blood sample in the lower shell 3 and prevent the diluent and the blood sample from penetrating out of the lower shell 3.

The funnel-shaped guide cover 6 is arranged on the upper shell 1 and positioned on the outer side of the sample port 7, so that the effective area of the sample loading operation of the sample port 7 can be increased, the sample loading operation of a blood sample can be facilitated, the blood sample can be gathered and guided, and the blood sample can be ensured to accurately flow into the sample pad 34 and not leak.

The upper surface of the upper case 1 is provided with a label groove 4 for attaching a detection item label of the reagent card.

The bottom of going up casing 1 is equipped with flexible assembly piece 11, and the top of lower casing 3 is equipped with the assembly groove 31 with assembly piece 11 looks adaptation, and when last casing 1 and the closed equipment of lower casing 3, flexible assembly piece 11 can imbed in assembly groove 31, can play convenient equipment operation to last casing 1 and lower casing 3, realizes the bulk connection effect of reagent card.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a joint detection reagent card, includes upper housing (1) and lower casing (3), its characterized in that:

an observation port (2) and a sample port (7) are respectively arranged on the upper shell (1);

sample pads (34) and water absorbing paper (310) are respectively arranged on two sides of the bottom end of the inner wall of the lower shell (3), an NC film (38) is arranged between the sample pads (34) and the water absorbing paper (310), a bonding pad (35) is arranged between the NC film (38) and the sample pads (34), and a first detection line (37), a second detection line (39) and a quality control line (311) are arranged on the NC film (38);

the sample pad (34) is movably connected with a dilution component (32), the inner wall of the dilution component (32) is provided with a dilution liquid bag (33), and the dilution component (32) is provided with a dilution position for extruding and puncturing the dilution liquid bag (33) and a conventional position for avoiding the dilution liquid bag (33) on the stroke;

the upper shell (1) is provided with a driving piece for driving the diluting component (32) to move from the normal position to the diluting position.

2. A joint detection reagent card as defined in claim 1, wherein: the dilution assembly (32) comprises a sleeve seat (325) arranged on the sample pad (34), a connecting rod (323) is movably connected in the sleeve seat (325), a pressing rod (321) is arranged on the connecting rod (323), and a convex tooth (322) with a downward tip is arranged on the pressing rod (321).

3. A joint detection reagent card as defined in claim 2, wherein: the inner wall of the sleeve seat (325) is provided with a spring (324), and the top of the spring (324) is connected with a connecting rod (323).

4. A joint detection reagent card as defined in claim 1, wherein: the driving piece is a pressing piece (5) which is movably arranged on the upper shell (1) in an I shape.

5. A joint detection reagent card as defined in claim 1, wherein: an impermeable plate (36) is arranged on the inner wall of the lower shell (3) and below the sample pad (34) and the absorbent paper (310).

6. A joint detection reagent card as defined in claim 1, wherein: the upper shell (1) is provided with a funnel-shaped guide cover (6) positioned outside the sample port (7).

7. A joint detection reagent card as defined in claim 1, wherein: the upper surface of the upper shell (1) is provided with a label groove (4).

8. A joint detection reagent card as defined in claim 1, wherein: the bottom of the upper shell (1) is provided with a flexible assembly block (11), and the top of the lower shell (3) is provided with an assembly groove (31) matched with the assembly block (11).