CN221174653U - Detection card and detection card device - Google Patents

Abstract

The utility model discloses a detection card and a detection card device, wherein the detection card comprises a base and a pressing plate, the base is provided with a test paper groove suitable for stacking reagent strips and liquid suction strips, and a detection hole is formed in the test paper groove; the clamp plate can dismantle and establish on the base, in order to cover the test paper groove, be equipped with on the clamp plate and be located the application of sample mouth of test paper groove top, the application of sample mouth includes first incision and second incision, first incision and second incision are crossing, first incision is suitable for by the imbibition strip covers, the second incision is suitable for the sample absorption portion that holds the imbibition strip. According to the detection card and the detection card device, sample addition can be realized without using tools such as a sample adding gun, a quantitative dropper and the like, the use is more flexible and convenient, the detection card and the detection card device are particularly suitable for application scenes such as household use, social health center, pharmacy and the like, and better use and operation experience is realized.

Description

Detection card and detection card device

Technical Field

The utility model relates to the technical field of biological detection, in particular to a detection card and a detection card device.

Background

In the field of biological detection technology, a detection card is generally used to load a sample, a reagent strip, etc., and a reaction is performed by using a reagent on the sample and the reagent strip, and then detection of related indexes, such as immunochromatography detection, leukocyte detection, etc., is performed by using a detection device.

In the related art, a sample adding port is arranged on the detection card, and during detection, samples such as fingertip blood and the like are required to be added into the sample adding port through a sample adding gun or a quantitative dropper, and the sample adding mode is complex in operation and low in efficiency, and especially has poor experience of using operation for application scenes such as household use, social health center, pharmacy and the like.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems in the related art to some extent. The utility model aims to provide a detection card and a detection card device.

To achieve the above object, in one aspect, a test card according to an embodiment of the present utility model includes:

The test strip device comprises a base, a detection device and a detection device, wherein the base is provided with a test strip groove suitable for stacking a reagent strip and a liquid suction strip, and a detection hole is formed in the test strip groove;

The pressure plate is detachably arranged on the base to cover the test paper groove, a sample adding port located above the test paper groove is formed in the pressure plate, the sample adding port comprises a first notch and a second notch, the first notch and the second notch are intersected, the first notch is suitable for being covered by the liquid absorbing strip, and the second notch is suitable for containing a sampling absorbing part of the liquid absorbing strip.

In addition, the test card according to the above embodiment of the present utility model may further have the following additional technical features:

According to one embodiment of the present utility model, the first cutout extends in a length direction of the platen, and the second cutout extends in a width direction of the platen; the second notch is positioned at the middle position of the first notch and perpendicularly intersects with the first notch.

According to one embodiment of the utility model, a boss matched with the test paper groove is arranged on the surface of the pressing plate facing the test paper groove, and the boss is matched with the test paper groove in a positioning way.

According to one embodiment of the utility model, the base is provided with a plate groove matched with the pressing plate, and the pressing plate is matched with the plate groove in a positioning way.

According to one embodiment of the utility model, one of the base and the pressing plate is provided with a plurality of positioning columns, and the other of the base and the pressing plate is provided with a plurality of positioning holes;

The positioning columns correspond to the positioning holes one by one, and each positioning column is matched with a corresponding positioning hole in a positioning way.

According to one embodiment of the utility model, the base is provided with a buckle, and when the pressing plate is combined with the base, the buckle is used for clamping and fixing the pressing plate and the base.

According to one embodiment of the utility model, the number of the buckles is at least two, part of the at least two buckles are positioned on one side of the width direction of the base, and the other part of the at least two buckles are positioned on the other side of the width direction of the base.

According to one embodiment of the utility model, the periphery of the loading port is provided with a chamfer surface, so that the section of the loading port is funnel-shaped.

According to one embodiment of the utility model, the base is of a strip shape and comprises a holding end and an action end, the holding end is used for holding operation of a user, the action end is suitable for being inserted into the detection equipment, and the test paper groove is arranged at the action end;

The two sides of the acting end are respectively provided with at least one elastic bulge part, the elastic bulge parts bulge towards one side of the pressing plate to form an arc-shaped structure, and the elastic bulge parts can generate elastic deformation when receiving pressure opposite to the bulge direction.

On the other hand, the test card device according to the embodiment of the utility model includes:

A test card as described above;

A reagent strip adapted to be received in the test strip well;

A liquid absorbing strip which is suitable for being overlapped on the reagent strip and covers the first incision, and a sampling absorbing part protruding from the second incision is formed on the liquid absorbing strip.

According to the detection card and the detection card device provided by the embodiment of the utility model, the sample adding port comprises the first notch and the second notch, the first notch is intersected with the second notch, the liquid absorbing strip can be arranged and placed above the reagent strip before detection, the liquid absorbing strip is ensured to cover the first notch, the sampling absorbing part of the liquid absorbing strip protrudes from the second notch, in detection, the fingertip of a patient can be close to the sampling absorbing part, and fingertip blood can be absorbed by the sampling absorbing part and transferred to the reagent strip, so that sample adding can be realized without using tools such as a sample adding gun, a quantitative dropper and the like, the use is more flexible and convenient, and the detection card device are particularly suitable for application scenes such as household use, social health centers, drug stores and the like, and have better use operation experience.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is an exploded view of a test card according to an embodiment of the utility model;

FIG. 3 is a partial cross-sectional view of a test card device according to an embodiment of the utility model;

Fig. 4 is a partial cross-sectional view showing an exploded state of the test card device according to the embodiment of the utility model.

Reference numerals:

10. a base;

101. Positioning columns;

102. a buckle;

103. An elastic bulge;

h101, test paper groove;

h102, detecting holes;

h103, plate grooves;

20. A pressing plate;

H20, a sample adding port;

H201, first incision;

H202, second incision;

H21 and bayonet;

30. a reagent strip;

40. A liquid absorbing strip;

401. And a sampling absorption part.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The test card and the test card device according to the embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 2 in combination with fig. 3 to 4, a test card according to an embodiment of the present utility model may be used in, but not limited to, immunochromatographic test, leukocyte test, and other test applications, and includes a base 10 and a platen 20.

Specifically, the base 10 has a test strip well H101 adapted to stack the reagent strip 30 and the liquid absorbing strip 40, and a detection hole H102 is provided in the test strip well H101. The base 10 is the base portion of the test card and is typically made of a durable plastic material. The test strip well H101 is capable of receiving the reagent strip 30 and the pipette strip 40, and in particular applications, the reagent strip 30 typically contains the necessary reagent substances for reacting with the sample, the pipette strip 40 is positioned above the reagent strip 30 for aspirating the sample, and the sample is transferred from the pipette strip 40 to the reagent strip 30. The detection hole H102 is a hole at the bottom of the test paper groove H101, and a photoelectric detection module in the detection equipment can carry out optical detection on the test paper strip through the detection hole H102. The number of the detection holes H102 may be plural, the plurality of detection holes H102 may be sequentially arranged at intervals, each detection hole H102 may correspond to one detection item, and the plurality of detection holes H102 may correspond to a plurality of different detection items.

The clamp plate 20 can dismantle and establish on the base 10, in order to cover test paper groove H101, be equipped with on the clamp plate 20 and be located the loading mouth H20 of test paper groove H101 top, loading mouth H20 includes first incision H201 and second incision H202, first incision H201 and second incision H202 intersect, first incision H201 is suitable for by imbibition strip 40 cover, second incision H202 is suitable for holding the sample absorption portion 401 of imbibition strip 40.

The pressure plate 20 is a detachable member that can be covered on the base 10 so as to cover the test strip well H101 and the reagent strip 30. The sample application port H20 on the platen 20 is used for adding a sample. In the present application, the sample application port H20 is configured as a composite structure of the first slit H201 and the second slit H202, which is designed to facilitate the installation of the absorbent strip 40, and the absorbent strip 40 is usually made of a material having good absorbency, such as fibrous filter paper, cotton sliver, nonwoven fabric, and the like. The liquid absorbing strip 40 is formed with a convex sampling absorbing portion 401. In the mounting process, the reagent strip 30 may be placed in the test paper groove H101 of the base 10, then the liquid absorbing strip 40 is fixed on the bottom surface of the pressing plate 20 (i.e. the surface facing the base 10), or the liquid absorbing strip 40 is directly stacked above the reagent strip 30, and finally, the pressing plate 20 and the base 10 are combined, so as to ensure that the sampling absorbing portion 401 extends out from the second notch H202.

The use of the test card is briefly described below.

Before detection: prior to performing the actual test, the operator may pre-configure the reagent strip 30 and the pipette strip 40 and properly assemble them in the test card, i.e., the process of installing the reagent strip 30 and the pipette strip 40. This step ensures that the wicking strip 40 covers the first incision H201 while the sample absorbing portion 401 protrudes partially into the second incision H202.

In the sampling: the patient only needs to draw the fingertip close to the sampling absorption portion 401 of the pipette strip 40, and the fingertip blood can be sucked by the pipette strip 40 and transferred to the reagent strip 30, and react with the reagent on the reagent strip 30. The process does not need to use tools such as a sampling gun, a quantitative dropper and the like, so that the sampling is very simple and convenient.

Sample detection: the sampled detection card is inserted into the detection equipment, and a photoelectric detection module in the detection equipment can detect and analyze the reagent strip 30 through the detection hole H102 to obtain a detection result.

According to the detection card provided by the embodiment of the utility model, the sample adding port H20 comprises the first notch H201 and the second notch H202, the first notch H201 and the second notch H202 are intersected, before detection, the liquid absorbing strip 40 can be configured and placed above the reagent strip 30, the liquid absorbing strip 40 is ensured to cover the first notch H201, the sampling absorption part 401 of the liquid absorbing strip 40 protrudes from the second notch H202, in detection, the fingertip of a patient can be close to the sampling absorption part 401, and fingertip blood can be absorbed by the sampling absorption part 401 and transferred onto the reagent strip 30, so that sample adding can be realized without using tools such as a sample adding gun, a quantitative dropper and the like, the use is more flexible and convenient, and the detection card is particularly suitable for application scenes such as household use, social health center, pharmacy and the like, and has better use operation experience.

In one embodiment of the utility model, a first notch H201 extends along the length of the platen 20 to reveal a larger area of the wicking strip 40 to facilitate sample introduction.

The second slit H202 extends in the width direction of the platen 20; a second slit H202 is located at a middle position of the first slit H201 and perpendicularly intersects the first slit H201. That is, the second slit H202 forms a cross-shaped structure with the first slit H201, which allows the sample absorbing portion 401 of the liquid absorbing strip 40 to effectively conform to and protrude so as to absorb fingertip blood, thereby completing the sampling.

In use, the operator can place the absorbent strip 40 under the first incision H201 and ensure that it covers the entire first incision H201, while the middle position of the absorbent strip 40 can be folded or the like to form the sample absorbing portion 401, ensuring that the sample absorbing portion 401 protrudes from the second incision H202. The patient only needs to approach the fingertip to the sampling absorption part 401 of the liquid absorbing strip 40 on the second incision H202, and fingertip blood can be absorbed by the liquid absorbing strip 40 and spread and transferred to the reagent strip 30, so that sample loading is completed.

In this embodiment, the design of the cross-shaped sample adding port H20 makes sample adding more convenient and controllable, and after the fingertip blood is absorbed by the sample absorbing portion 401, the fingertip blood can be quickly transferred to two ends, so that the sample is ensured to be quickly, uniformly and accurately introduced, and meanwhile, the overall operability and user experience are improved.

In one embodiment of the present utility model, a boss adapted to the test strip groove H101 is disposed on the surface of the pressing plate 20 facing the test strip groove H101, and the boss is in positioning fit with the test strip groove H101. That is, the boss generally has a similar size and shape as the test strip well H101 to accommodate the shape and size of the test strip well H101. Correspondingly, the sample adding port H20 penetrates through the boss.

Before detection, the reagent strip 30 is placed in the test paper groove H101 of the base 10, the liquid suction strip 40 is fixed on the bottom surface of the boss, or the liquid suction strip 40 is directly stacked above the reagent strip 30, and then when the pressing plate 20 is combined with the base 10, the boss is matched with the test paper groove H101 in a positioning manner, so that the reagent strip 30 and the liquid suction strip 40 are ensured to be correctly positioned in the test paper groove H101, and a stable contact relationship is maintained, so that a sample is effectively diffused and transferred to the reagent strip 30, the accurate reaction of the reagent in the operation process is facilitated, and the reliability and the stability of detection are enhanced.

In one embodiment of the present utility model, the base 10 is provided with a plate groove H103 adapted to the pressing plate 20, that is, the shape and size of the plate groove H103 are adapted to the pressing plate 20. The pressing plate 20 is matched with the plate groove H103 in a positioning way.

In this embodiment, there is a positioning matching relationship between the plate groove H103 and the pressing plate 20, when the pressing plate 20 and the base 10 are assembled, the pressing plate 20 and the plate groove H103 are correspondingly buckled, so that the positioning matching is helpful to ensure that the pressing plate 20 can be correctly placed on the base 10 and keep a stable position in the operation process, thereby effectively performing sample loading and detection.

Preferably, a plurality of positioning posts 101 are provided on one of the base 10 and the pressing plate 20, and a plurality of positioning holes are provided on the other of the base 10 and the pressing plate 20. The positioning columns 101 are in one-to-one correspondence with the positioning holes, and each positioning column 101 is matched with a corresponding positioning hole in a positioning way. In the combining process of the pressing plate 20 and the base 10, the positioning columns 101 are aligned and inserted into the corresponding positioning holes, the pressing plate 20 can be matched with the plate grooves H103 on the base 10, the boss can be matched with the test paper grooves H101, accurate alignment and stability between the base 10 and the pressing plate 20 are ensured, and reliability and stability of detection are improved.

In some embodiments of the present utility model, the base 10 is provided with a buckle 102, and when the pressing plate 20 is combined with the base 10, the buckle 102 locks and fixes the pressing plate 20 and the base 10. The catch 102 is typically a deformable structure, which may be a raised portion or recess, shaped and dimensioned to permit engagement with a corresponding portion of the platen 20. The edge of the platen 20 typically has a configuration that mates with a catch 102 on the base 10, such as a bayonet H21 or the like.

When an operator combines the platen 20 with the base 10, the snap 102 will snap together with the corresponding structure of the platen 20, thereby securely fixing the platen 20 to the base 10. This snap-fit securing ensures a secure connection between the base 10 and the pressure plate 20, avoiding their unwanted loosening or separation during use.

In addition, the design of the clasp 102 helps to simplify the assembly process of the test card, making it easier to use. Once the catch 102 is snapped, the base 10 and the pressure plate 20 will be firmly secured together, ensuring stability and reliability of the reagent strip 30, the wicking strip 40 and the sample during operation.

Preferably, the number of the buckles 102 is at least two, a part of the buckles 102 in at least two of the buckles 102 is located at one side of the width direction of the base 10, and another part of the buckles 102 in at least two of the buckles 102 is located at the other side of the width direction of the base 10. The multi-snap 102 design helps to further improve the stability of the connection between the base 10 and the pressure plate 20, ensures a secure connection of the reagent strip 30, the wicking strip 40 and the sample during operation, and improves the performance and reliability of the test card.

In some embodiments of the present utility model, the peripheral edge of the loading port H20 has a chamfer surface, so that the cross section of the loading port H20 is funnel-shaped. That is, the cross section of the sample addition port H20 is funnel-shaped due to the chamfer. Such a funnel-shaped cross-section helps to guide the sample more easily and accurately onto the test card's wicking strip 40, reducing possible sample wastage and error. This design is particularly advantageous to ensure that the sample is properly directed and dispensed during operation, thereby improving the reliability and accuracy of the biological assay.

In one embodiment of the present utility model, the base 10 is of an elongated shape, and the base 10 includes a holding end and an action end, the holding end is used for holding by a user, the action end is suitable for being inserted into the detection device, and the test paper slot is provided at the action end.

At least one elastic bulge 103 is respectively arranged on two sides of the acting end, and the elastic bulge 103 bulges to one side of the pressing plate 20 to form an arc-shaped structure and can generate elastic deformation when receiving pressure opposite to the bulge direction.

In the specific application, be equipped with the jack of horizontal arrangement on the check out test set, detect the card and can insert in the jack, and the photoelectric detection module is established in the below of jack generally, after detecting the card and inserting to the jack, photoelectric detection module can detect. Through setting up elasticity bulge 103 in the both sides of action end, when the action end inserts in the jack, elasticity bulge 103 receives the pressure of jack roof and produces decurrent elastic force, so, can guarantee to detect the card and peg graft more stable fastening when in the jack, be difficult to appear not hard up problem, guaranteed reliability and the accuracy of detection.

Referring to fig. 3 to 4, the test card device according to the embodiment of the present utility model includes the test card, the reagent strip 30, and the liquid absorbing strip 40 as described above. The reagent strip 30 is adapted to be accommodated in the test strip well H101. A pipette tip 40 is adapted to be superposed on the reagent strip 30 and cover the first slit H201, and a sampling absorber 401 is formed on the pipette tip 40 so as to protrude from the second slit H202.

According to the detection card device provided by the embodiment of the utility model, the sample adding port H20 comprises the first notch H201 and the second notch H202, the first notch H201 and the second notch H202 are intersected, the liquid absorbing strip 40 can be configured and placed above the reagent strip 30 before detection, the liquid absorbing strip 40 is ensured to cover the first notch H201, the sampling absorption part 401 of the liquid absorbing strip 40 protrudes from the second notch H202, in detection, the fingertip of a patient can be close to the sampling absorption part 401, and fingertip blood can be absorbed by the sampling absorption part 401 and transferred to the reagent strip 30, so that sample adding can be realized without using tools such as a sample adding gun, a quantitative dropper and the like, the use is more flexible and convenient, the device is particularly suitable for application scenes such as household use, social health center, pharmacy and the like, and better use operation experience is realized.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A test card comprising:

The test strip device comprises a base, a detection device and a detection device, wherein the base is provided with a test strip groove suitable for stacking a reagent strip and a liquid suction strip, and a detection hole is formed in the test strip groove;

The pressure plate is detachably arranged on the base to cover the test paper groove, a sample adding port located above the test paper groove is formed in the pressure plate, the sample adding port comprises a first notch and a second notch, the first notch and the second notch are intersected, the first notch is suitable for being covered by the liquid absorbing strip, and the second notch is suitable for containing a sampling absorbing part of the liquid absorbing strip.

2. The test card of claim 1, wherein the first cutout extends along a length of the platen and the second cutout extends along a width of the platen; the second notch is positioned at the middle position of the first notch and perpendicularly intersects with the first notch.

3. The test card of claim 1, wherein a boss adapted to the test strip well is provided on the platen facing the test strip well, and the boss is in positioning engagement with the test strip well.

4. The test card of claim 1, wherein the base is provided with a plate slot adapted to the platen, and the platen is in positioning engagement with the plate slot.

5. The test card of claim 1, wherein one of the base and the platen has a plurality of positioning posts and the other of the base and the platen has a plurality of positioning holes;

The positioning columns correspond to the positioning holes one by one, and each positioning column is matched with a corresponding positioning hole in a positioning way.

6. The test card of claim 1, wherein the base is provided with a catch that retains the platen in place with the base when the platen is assembled with the base.

7. The test card of claim 6, wherein the number of the latches is at least two, a portion of the latches of at least two being located on one side of the base in the width direction, and another portion of the latches of at least two being located on the other side of the base in the width direction.

8. The test card of claim 1, wherein the peripheral edge of the loading port has a chamfered surface such that the loading port is funnel-shaped in cross section.

9. The test card of claim 1, wherein the base is elongated and comprises a gripping end and an active end, the gripping end being adapted for gripping by a user, the active end being adapted for insertion into a test device, the test strip slot being provided at the active end;

The two sides of the acting end are respectively provided with at least one elastic bulge part, the elastic bulge parts bulge towards one side of the pressing plate to form an arc-shaped structure, and the elastic bulge parts can generate elastic deformation when receiving pressure opposite to the bulge direction.

10. A test card device, comprising:

the test card of any one of claims 1 to 9;

A reagent strip adapted to be received in the test strip well;

A liquid absorbing strip which is suitable for being overlapped on the reagent strip and covers the first incision, and a sampling absorbing part protruding from the second incision is formed on the liquid absorbing strip.