CN211554020U - Dry-type immunochromatography reagent card - Google Patents
Dry-type immunochromatography reagent card Download PDFInfo
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- CN211554020U CN211554020U CN201922473525.8U CN201922473525U CN211554020U CN 211554020 U CN211554020 U CN 211554020U CN 201922473525 U CN201922473525 U CN 201922473525U CN 211554020 U CN211554020 U CN 211554020U
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Abstract
The utility model provides a dry-type immunochromatography reagent card, which comprises an upper cover and a shell; the shell comprises a strip-shaped groove, and at least two reagent strip placing grooves are arranged in the strip-shaped groove side by side and used for correspondingly placing at least two reagent strips; at least one of the at least two reagent strips is provided with at least two detection lines; the upper cover is used for covering the strip-shaped groove, the upper cover is provided with at least two sample adding holes which are arranged side by side and used for adding samples to the reagent strip, and the upper cover is provided with at least one detection window used for detecting the reaction state of the reagent strip; the reagent card is provided with at least two reagent strip placing grooves, and at least two detection lines are arranged on the basis of at least one test strip, so that a plurality of items can be detected simultaneously. And avoids the need of a wide reagent card for multi-link detection, which causes inconvenience in access and increase in cost; meanwhile, cross reaction caused by detection of a plurality of items in the same detection window is avoided, and therefore the detection result is influenced.
Description
Technical Field
The utility model belongs to the technical field of dry-type immunochromatography detects, especially, relate to a dry-type immunochromatography reagent card.
Background
Dry immunochromatography is classified into dry fluorescence immunochromatography and dry colloidal gold immunochromatography. The dry immunochromatography technology is widely applied to the fields of medicine and biology due to the advantages of convenient operation, specificity, sensitivity, rapidness and the like.
When the existing dry immunochromatography technology is used for measuring a plurality of detection items in a sample, two solutions are provided. One method is to detect a plurality of items simultaneously on one reagent strip in a serial mode, only one reagent strip and one sample adding hole are provided, but the method has the disadvantages that cross reaction exists among a plurality of items, the accuracy of the measurement result is influenced, the method can generally detect at most three items simultaneously, such as CTNI/MYO/CK-MB triple inspection, and the method is difficult to realize when the requirement of measuring more than three items simultaneously is met; in another method, each reagent strip only detects one measuring item, reagent strips of different items are parallelly installed in a reagent card shell, each reagent strip is provided with an independent sample adding hole, the reagent strips of the items are independent and do not interfere with each other, and the structure has the defects that the width of the test card is large, each reagent strip needs to be independently added with samples, and the operation is complicated.
SUMMERY OF THE UTILITY MODEL
The patent of the utility model discloses a novel dry-type immunochromatography reagent card can satisfy 3 simultaneous detection items more than or equal to, and the width of reagent card has lessly simultaneously, deuterogamies full-automatic dry-type immunochromatography appearance, realizes the joint detection of full-automatic multinomial.
The utility model discloses a dry-type immunochromatography reagent card, which comprises an upper cover and a shell; the shell comprises a strip-shaped groove, and at least two reagent strip placing grooves are arranged in the strip-shaped groove side by side and used for correspondingly placing at least two reagent strips; at least one of the at least two reagent strips is provided with at least two detection lines; the upper cover is used for covering the strip-shaped groove, the upper cover is provided with at least two sample adding holes side by side for adding samples to the reagent strips, and the upper cover is provided with at least one detection window for detecting the reaction state of the reagent strips.
Preferably, two reagent strip placing grooves are arranged along the length direction of the shell.
Preferably, a plurality of bulges are arranged on the reagent strip placing groove at intervals and are used for being matched with the upper cover to fix the reagent strips.
Preferably, the detection window is disposed along a length direction of the upper cover.
Preferably, the reagent strip is detachably mounted on the reagent strip placement groove.
Preferably, the upper cover is detachably mounted with the housing.
Preferably, the upper cover and the shell are in clamping installation.
Preferably, the shell is provided with a handheld part, and the handheld part is arranged at one end of the elongated groove.
The strip-shaped groove is of a three-dimensional rectangular structure, an opening is formed in the upper end of the rectangular structure and is sealed through a flat-plate-shaped upper cover, a stepped structure is arranged at the opening, and the step height of the stepped structure is matched with the thickness of the flat-plate-shaped upper cover.
The utility model provides a dry-type immunochromatography reagent card, which comprises an upper cover and a shell; the shell comprises a strip-shaped groove, and at least two reagent strip placing grooves are arranged in the strip-shaped groove side by side and used for correspondingly placing at least two reagent strips; at least one of the at least two reagent strips is provided with at least two detection lines; the upper cover is used for covering the strip-shaped groove, the upper cover is provided with at least two sample adding holes which are arranged side by side and used for adding samples to the reagent strip, and the upper cover is provided with at least one detection window used for detecting the reaction state of the reagent strip; the reagent card is provided with at least two reagent strip placing grooves, and at least two detection lines are arranged on the basis of at least one test strip, so that a plurality of items can be detected simultaneously. And avoids the need of a wide reagent card for multi-link detection, which causes inconvenience in access and increase in cost; meanwhile, cross reaction caused by detection of a plurality of items in the same detection window is avoided, and therefore the detection result is influenced.
Drawings
FIG. 1 is an explosion diagram of the fluorescence immunochromatographic reagent card of the present invention.
Fig. 2 is a schematic view of the cavity structure of the present invention.
FIG. 3 is a cross-sectional view of the entire side of the fluorescence immunochromatographic reagent card of the present invention.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
As shown in fig. 1, is an explosion diagram of the fluorescence immunochromatographic reagent card of the present invention. As shown in fig. 2, is a schematic view of the cavity structure of the present invention. As shown in FIG. 3, it is a cross-sectional view of the entire fluorescence immunochromatographic reagent card of the present invention.
Two major current fluorescent immunochromatographic reagents are first provided:
(1) and preparing a fluorescent substance on the sample pad or the conjugate pad, adding a sample, carrying out chromatography on the sample to the fluorescent substance to redissolve the fluorescent substance, combining the fluorescent substance with a substance to be detected in the sample, and combining the fluorescent substance with an antigen-antibody fixed on the nitrocellulose through capillary action. The reagent can be stored at normal temperature, is simple to operate, can be directly added with sample, but is easily influenced by the sample chromatography speed due to the short combination time of the fluorescent antigen or antibody and the substance to be detected in the sample, so that the combination of the fluorescent antigen or antibody and the substance to be detected in the sample is unstable, and the detection precision is easily influenced.
(2) The fluorescent substance is stored in the diluent, and the fluorescent substance is separated from the reagent card, the test needs to add the sample into the diluent, mix and combine the sample and the diluent uniformly, absorb a certain amount of mixture and add the mixture into the reagent card, and combine the mixture with the antigen and antibody fixed on the nitrocellulose through the capillary action. The reagent needs to be mixed with the diluent and the sample manually, so that the operation complexity is increased, and the probability of human error is increased.
The utility model discloses a dry-type immunochromatography reagent card, which comprises an upper cover 1 and a shell 3; the shell 3 comprises a strip-shaped groove 8, and at least two reagent strip placing grooves 9 are arranged in the strip-shaped groove 8 side by side and used for correspondingly placing at least two reagent strips 2; at least one of the at least two reagent strips 2 is provided with at least two detection lines; upper cover 1 is used for covering rectangular shape recess 8, and upper cover 1 sets up two at least application of sample holes 6 side by side in order to be used for the application of sample to reagent strips 2, and upper cover 1 sets up at least one detection window 7 in order to be used for detecting the reaction state of reagent strips 2.
An embodiment is provided in which the detection windows 7 are two side by side.
An embodiment is provided in which the wells 6 are two side by side.
In one embodiment, the detection window 7 is elongated.
In one embodiment, the reagent strip placement slots 9 are provided in two side-by-side relationship.
The utility model provides a dry immunochromatography reagent card, which comprises an upper cover 1 and a shell 3; the shell 3 comprises a strip-shaped groove 8, and at least two reagent strip placing grooves 9 are arranged in the strip-shaped groove 8 side by side and used for correspondingly placing at least two reagent strips 2; at least one of the at least two reagent strips 2 is provided with at least two detection lines; the upper cover 1 is used for covering the strip-shaped groove 8, the upper cover 1 is provided with at least two sample adding holes 6 which are arranged side by side and used for adding samples to the reagent strip 2, and the upper cover 1 is provided with at least one detection window 7 used for detecting the reaction state of the reagent strip 2; by arranging at least two reagent strip placing grooves 9 on the reagent card and arranging a plurality of detection lines on the basis of the test strips, a plurality of items can be detected simultaneously. And avoids the need of a wide reagent card for multi-link detection, which causes inconvenience in access and increase in cost; meanwhile, cross reaction caused by detection of a plurality of items in the same detection window is avoided, and therefore the detection result is influenced.
Preferably, two reagent strip placing grooves are arranged along the length direction of the shell.
An embodiment is provided in which the reagent strip placement groove 9 is horizontally disposed along the length direction of the housing 3.
Preferably, a plurality of bulges are arranged on the reagent strip placing groove at intervals and are used for matching with the upper cover to fix the reagent strips.
An embodiment is provided in which a plurality of protrusions are arranged on the reagent strip placement slot 9 at intervals, and a plurality of protrusions are also provided on the bottom surface of the upper cover 3, so that the protrusions of the reagent strip placement slot 9 cooperate with the protrusions of the bottom surface of the upper cover 3 for fixing reagent strips.
Preferably, the detection window is disposed along a length direction of the upper cover.
Preferably, the reagent strip is detachably mounted on the reagent strip placement groove.
Preferably, the upper cover is detachably mounted with the housing.
Preferably, the upper cover and the shell are in clamping installation.
Preferably, the shell is provided with a handheld part, and the handheld part is arranged at one end of the elongated groove.
The strip-shaped groove is of a three-dimensional rectangular structure, an opening is formed in the upper end of the rectangular structure and is sealed through a flat-plate-shaped upper cover, a stepped structure is arranged at the opening, and the step height of the stepped structure is matched with the thickness of the flat-plate-shaped upper cover.
According to one embodiment, the strip-shaped groove 8 is of a three-dimensional rectangular structure, an opening is formed in the upper end of the rectangular structure and sealed through the flat-plate-shaped upper cover 1, the opening is provided with the stepped structure 4, and the step height of the stepped structure 4 is matched with the thickness of the flat-plate-shaped upper cover 1.
According to one embodiment, the reagent strip 2 comprises a bottom plate, a sample pad, a nitrocellulose membrane and absorbent paper, wherein the nitrocellulose membrane is provided with a detection line.
The utility model discloses a dry-type immunochromatography reagent card, which comprises an upper cover 1 and a shell 3; the shell 3 comprises a strip-shaped groove 8, and at least two reagent strip placing grooves 9 are arranged in the strip-shaped groove 8 side by side; a plurality of detection lines are arranged on the reagent strip 2; the upper cover 1 is used for covering the strip-shaped groove 8, the upper cover 1 is provided with at least two sample adding holes 6 which are arranged side by side for adding samples to the reagent strip 2, and the upper cover 1 is provided with at least two detection windows 7 which are arranged side by side for detecting the reaction state of the reagent strip 2; through setting up at least reagent strip mounting groove to place two at least reagent strips, set up two at least detection windows and sample port simultaneously, consequently can carry out the detection of a plurality of projects with a reagent card. Therefore, the time for detecting a plurality of items independently is avoided, whether the plurality of items are detected side by side is convenient to access, and the use cost of the detection reagent card is possibly increased.
Claims (8)
1. A dry-type immunochromatography reagent card is characterized by comprising an upper cover and a shell; the shell comprises a strip-shaped groove, and at least two reagent strip placing grooves are arranged in the strip-shaped groove side by side and used for correspondingly placing at least two reagent strips; at least one of the at least two reagent strips is provided with at least two detection lines; the upper cover is used for covering the strip-shaped groove, the upper cover is provided with at least two sample adding holes side by side for adding samples to the reagent strip, and the upper cover is provided with at least one detection window for detecting the reaction state of the reagent strip.
2. The dry immunochromatographic reagent card of claim 1, wherein the two reagent strip placement grooves are provided along the length direction of the case.
3. The dry-type immunochromatographic reagent card of claim 1, wherein a plurality of projections are arranged on the reagent strip placement groove at intervals for fixing the reagent strip in cooperation with the upper cover.
4. The dry immunochromatographic reagent card of claim 2, wherein the detection window is provided along the length direction of the upper cover.
5. The dry immunochromatographic reagent card of claim 1, wherein the reagent strip is detachably mounted on the reagent strip placement groove.
6. The dry immunochromatographic reagent card of claim 1, wherein the upper cover is detachably attached to the case.
7. The dry immunochromatographic reagent card of claim 6, wherein the upper cover and the housing are snap-fitted.
8. The dry immunochromatographic reagent card of claim 1, wherein the housing is provided with a hand-held portion, and the hand-held portion is disposed at one end of the elongated groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922473525.8U CN211554020U (en) | 2019-12-31 | 2019-12-31 | Dry-type immunochromatography reagent card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922473525.8U CN211554020U (en) | 2019-12-31 | 2019-12-31 | Dry-type immunochromatography reagent card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211554020U true CN211554020U (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922473525.8U Active CN211554020U (en) | 2019-12-31 | 2019-12-31 | Dry-type immunochromatography reagent card |
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| CN (1) | CN211554020U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022194286A1 (en) * | 2021-03-19 | 2022-09-22 | 艾康生物技术(杭州)有限公司 | Test combination packet and test method |
-
2019
- 2019-12-31 CN CN201922473525.8U patent/CN211554020U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022194286A1 (en) * | 2021-03-19 | 2022-09-22 | 艾康生物技术(杭州)有限公司 | Test combination packet and test method |
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