CN203053976U - Dry chemical multi-item detection device - Google Patents
Dry chemical multi-item detection device Download PDFInfo
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- CN203053976U CN203053976U CN 201220736302 CN201220736302U CN203053976U CN 203053976 U CN203053976 U CN 203053976U CN 201220736302 CN201220736302 CN 201220736302 CN 201220736302 U CN201220736302 U CN 201220736302U CN 203053976 U CN203053976 U CN 203053976U
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- dry chemical
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Abstract
The utility model relates to a device for detecting biochemical indexes of human bodies, and particularly relates to a dry chemical multi-item detection device. The dry chemical multi-item detection device has the advantages of fast detection speed, high efficiency, simple and convenient operation, capability of simultaneously detecting multiple items, simple manufacturing and relatively low cost. The dry chemical multi-item detection device comprises a bottom lining card, wherein a sample injection filtration region, a sample flowing pad and multiple lugs are arranged on the bottom lining card, the sample injection filtration region is in contact with the sample flowing pad, a reaction region is formed in each of the multiple lugs and comprises at least one group of reaction membranes, one ends of the reaction membranes are fixed on the lugs, and the other ends of the reaction membranes are arranged above the sample flowing pad.
Description
Technical field
The utility model relates to a kind of device for the detection of human body biochemical indicator, particularly relates to the multinomial pick-up unit of a kind of dry chemical.
Background technology
As everyone knows, the multinomial pick-up unit of dry chemical is a kind of device for the detection of human body biochemical indicator, and is significant for clinical diagnose; At present, the detection of every biochemical indicator is finished according to the former reason Biochemical Analyzer of measured object coherent detection and corresponding detection kit control usually in the blood, and its application is comparatively extensive.
In recent years, the development of dry chemical detection technique becomes a novel biochemical inspection technology rapidly.The dry chemical detection technique is accepted by clinical labororatory with its particular performances, becomes the new force of clinical biochemical check routine and emergency treatment testing; Compare with classic method, it have simple to operate, speed fast, pollute less, the result stablizes plurality of advantages such as accurate; The mode that dry chemical detects, each chemistry that normally will participate in reacting, biological reagent be wiring solution-forming in proportion, is added on the solid phase reaction carrier, can be used for clinical detection after drying.In the testing process, the chemical agent dissolves speed of using in the dry chemical detection method is fast, local concentration is high, reaction velocity is fast, simultaneously, can guarantee that some reagent maintain a long-term stability under solid dry material state.
Existing technology and its defective that detects for the human body biochemical indicator is as follows:
The tradition method of inspection: the volume of Biochemical Analyzer own is big, need the professional to dispose reagent, and sample needs pre-service (centrifugal etc.), long, operation relative complex of pattern detection time.
The dry chemistry test paper slip: detect cost and want high detection efficient lower than classic method, test strips (or bleed) once can only detect single single project.
The dry chemical check-out console: though function is comparatively comprehensive, it is high that the relative dry chemistry test paper slip of detection efficiency is wanted, and it exists manufacture craft too complicated, and cost is too high.
The utility model content
For solving the problems of the technologies described above, the utility model provides that a kind of detection speed is fast, efficient is high, easy and simple to handle, can detect simultaneously a plurality of projects simultaneously, and make simple, the multinomial pick-up unit of dry chemical that relative cost reduces.
The multinomial pick-up unit of dry chemical of the present utility model, comprise the end liner card, described end liner card is provided with application of sample filtrating area, sample flow pad and a plurality of projection, described application of sample filtrating area contacts with the sample flow pad, be provided with reaction zone on each projection in described a plurality of projection, described reaction zone comprises at least one group reaction film, and an end of reaction film is fixed on the projection, and the other end of described reaction film is positioned at the top of described sample flow pad.
The multinomial pick-up unit of dry chemical of the present utility model, described application of sample filtrating area comprises diffusion layer, sample pad and hemofiltration film, and described diffusion layer is positioned at the top of sample pad, and described sample pad is positioned at the top of hemofiltration film; Described diffusion layer, sample pad and hemofiltration film are bonded together by bonding piece, and described diffusion layer, sample pad and hemofiltration film be bonded on the end liner card by bonding piece, and described sample flow pad is positioned at the below of described hemofiltration film.
The multinomial pick-up unit of dry chemical of the present utility model also comprises cover plate, and described cover plate is fixedly mounted on the top of described end liner card, and described cover plate is provided with the hole of arranging in pairs or groups mutually with application of sample filtrating area and reaction zone.
The multinomial pick-up unit of dry chemical of the present utility model, described cover plate fastens together by buckle and end liner.
The multinomial pick-up unit of dry chemical of the present utility model, described end liner card and cover plate are made by the high rigidity hydrophobic polymeric material.
The multinomial pick-up unit of dry chemical of the present utility model, described end liner card and cover plate are made by tygon or Polyvinylchloride or polypropylene or polycarbonate or organic glass.
The multinomial pick-up unit of dry chemical of the present utility model, described sample flow pad is sticking to be contained on the described end liner card.
Compared with prior art the beneficial effects of the utility model are: be provided with the end liner card, the end liner card is provided with application of sample filtrating area, sample flow pad and a plurality of projection, the application of sample filtrating area contacts with the sample flow pad, be provided with reaction zone on each projection in a plurality of projections, reaction zone comprises at least one group reaction film, and an end of reaction film is fixed on the projection, and the other end of reaction film is positioned at the top of sample flow pad.Like this, can carry out the filtration of blood sample by the application of sample filtrating area, whole blood at the application of sample filtrating area after filtering, in the serum (or blood plasma) measured object with serum (or blood plasma) below the sample flow pad is passed to each reaction zone, control through the particular detection instrument, press down the reaction film of reaction zone, reaction film contacts with serum (or blood plasma) on the sample flow pad, measured object in the serum (or blood plasma) with chromogenic reaction can take place after the chemical reagent on the reaction film contacts, the reaction film variable color, again by the optical detection elements (light source on the particular detection instrument, sensor etc.), the change color on the detection reaction film, and then calculate the concentration of measured object; This process detection speed is fast, efficient is high, easy and simple to handle, can detect simultaneously a plurality of projects simultaneously, and make simply, relative cost reduces.
Description of drawings
Fig. 1 is that the multinomial pick-up unit of the utility model dry chemical does not contain the structure of cover plate synoptic diagram;
Fig. 2 is that the plan structure synoptic diagram is looked on the left side of Fig. 1;
Fig. 3 is the structural representation of the multinomial pick-up unit cover plate of the utility model dry chemical.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, the multinomial pick-up unit of dry chemical of the present utility model, comprise end liner card 1, the end liner card is provided with application of sample filtrating area 2, sample flow pad 3 and a plurality of projection 4, application of sample filtrating area contact with the sample flow pad (way of contact herein is the application of sample filtrating area, and stack contacts with the sample flow pad), be provided with reaction zone 5 in a plurality of projections on each projection, reaction zone comprises at least one group reaction film, and an end of reaction film is fixed on the projection, and the other end of reaction film is positioned at the top of sample flow pad; Like this, can carry out the filtration of blood sample by the application of sample filtrating area, whole blood at the application of sample filtrating area after filtering, in the serum (or blood plasma) measured object with serum (or blood plasma) below the sample flow pad is passed to each reaction zone, control through the particular detection instrument, press down the reaction film of reaction zone, reaction film contacts with serum (or blood plasma) on the sample flow pad, measured object in the serum (or blood plasma) with chromogenic reaction can take place after the chemical reagent on the reaction film contacts, the reaction film variable color, again by the optical detection elements (light source on the particular detection instrument, sensor etc.), the change color on the detection reaction film, and then calculate the concentration of measured object; This process detection speed is fast, efficient is high, easy and simple to handle, can detect simultaneously a plurality of projects simultaneously, and make simply, relative cost reduces.
As shown in Figure 2, the multinomial pick-up unit of dry chemical of the present utility model, application of sample filtrating area comprise diffusion layer 21, sample pad 22 and hemofiltration film 23, and diffusion layer is positioned at the top of sample pad, and sample pad is positioned at the top of hemofiltration film; Diffusion layer, sample pad and hemofiltration film are bonded together by bonding piece 24, and diffusion layer, sample pad and hemofiltration film are bonded on the end liner card by bonding piece, the sample flow pad is positioned at the below of hemofiltration film, the application of sample filtrating area is in order to carry out filtration treatment to whole blood sample herein, separate and obtain serum (or blood plasma), can select commercially available sample loading material as required, the whole blood filtering material, as the glass fiber material in different apertures etc., diffusion layer in the application of sample filtrating area, sample pad and hemofiltration film can be according to detecting needs, and curing or bag are by the chemical reagent relevant with test reaction or auxiliary reagent; Like this, can reach the purpose of optimizing reaction system or promotion serum sample flowability.
As shown in Figure 3, the multinomial pick-up unit of dry chemical of the present utility model also comprises cover plate 6, and cover plate is fixedly mounted on the top of end liner card, and on the cover board is provided with the hole of arranging in pairs or groups mutually with application of sample filtrating area and reaction zone; Cover plate prevents from coming off in order to fastening application of sample filtrating area, sample flow pad, reaction zone, all designs the hole so that application of sample operation and instrument detect at application of sample filtrating area and each reaction zone center.
The multinomial pick-up unit of dry chemical of the present utility model, cover plate fastens together by buckle and end liner, and like this, the chucking of being more convenient for is fixing.
The multinomial pick-up unit of dry chemical of the present utility model, end liner card and cover plate are made by the high rigidity hydrophobic polymeric material.
The multinomial pick-up unit of dry chemical of the present utility model, end liner card and cover plate are made by tygon or Polyvinylchloride or polypropylene or polycarbonate or organic glass, in embodiment of the present utility model, mainly adopt makrolon material to make.
The multinomial pick-up unit of dry chemical of the present utility model, the sample flow pad is sticking to be contained on the end liner card.
The multinomial pick-up unit of dry chemical of the present utility model, reaction zone comprises many group reactions film, and the stack of many group reactions film is fixed together.
The multinomial pick-up unit of dry chemical of the present utility model, in the design of reaction zone and reaction film, the quantity of reaction film is carried out design alternative according to the test item needs, and reaction zone is set all on each projection, like this, each reaction zone that forms in a plurality of reaction zones detects a physiochemical indice, so the multinomial pick-up unit of dry chemical can be bled to one simultaneously and be carried out the many index detection, the reaction film of mentioning in the utility model is a kind of macromolecule member material, in order to the required main chemical reagent of fixing bearing test reaction.Its material can but be not limited to commercially available nitrocellulose filter, polysulfone membrane, polyester film, polycarbonate membrane, all-glass paper etc.
The multinomial pick-up unit of dry chemical of the present utility model, diffusion layer, sample pad and hemofiltration film have used the glass fiber material of different apertures and thickness respectively, wherein wrap in advance by auxiliary reagents such as surfactants on the sample pad, the sample flow pad is a kind of very thin glass fiber material in the present embodiment, be cut into tee T, the stack of one end and sample application zone contact, the serum (or blood plasma) that the absorption whole blood sample obtains after filtering, earlier after vertical transmission again lateral transport to each reaction zone.
The above only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (8)
1. multinomial pick-up unit of dry chemical, it is characterized in that, comprise the end liner card, described end liner card is provided with application of sample filtrating area, sample flow pad and a plurality of projection, described application of sample filtrating area contacts with the sample flow pad, is provided with reaction zone on each projection in described a plurality of projections, and described reaction zone comprises at least one group reaction film, and an end of reaction film is fixed on the projection, and the other end of described reaction film is positioned at the top of described sample flow pad.
2. the multinomial pick-up unit of dry chemical as claimed in claim 1 is characterized in that, described application of sample filtrating area comprises diffusion layer, sample pad and hemofiltration film, and described diffusion layer is positioned at the top of sample pad, and described sample pad is positioned at the top of hemofiltration film; Described diffusion layer, sample pad and hemofiltration film are bonded together by bonding piece, and described diffusion layer, sample pad and hemofiltration film be bonded on the end liner card by bonding piece, and described sample flow pad is positioned at the below of described hemofiltration film.
3. the multinomial pick-up unit of dry chemical as claimed in claim 1 is characterized in that, also comprises cover plate, and described cover plate is fixedly mounted on the top of described end liner card, and described cover plate is provided with the hole of arranging in pairs or groups mutually with application of sample filtrating area and reaction zone.
4. the multinomial pick-up unit of dry chemical as claimed in claim 3 is characterized in that, described cover plate fastens together by buckle and end liner.
5. as claim 3 or the multinomial pick-up unit of 4 described dry chemical, it is characterized in that described end liner card and cover plate are made by the high rigidity hydrophobic polymeric material.
6. the multinomial pick-up unit of dry chemical as claimed in claim 5 is characterized in that, described end liner card and cover plate are made by tygon or Polyvinylchloride or polypropylene or polycarbonate or organic glass.
7. the multinomial pick-up unit of dry chemical as claimed in claim 1 is characterized in that, described sample flow pad is sticking to be contained on the described end liner card.
8. the multinomial pick-up unit of dry chemical as claimed in claim 1 is characterized in that, described reaction zone comprises many group reactions film, and the stack of many group reactions film is fixed together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736302 CN203053976U (en) | 2012-12-28 | 2012-12-28 | Dry chemical multi-item detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220736302 CN203053976U (en) | 2012-12-28 | 2012-12-28 | Dry chemical multi-item detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203053976U true CN203053976U (en) | 2013-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220736302 Expired - Fee Related CN203053976U (en) | 2012-12-28 | 2012-12-28 | Dry chemical multi-item detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203053976U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998440A (en) * | 2012-12-28 | 2013-03-27 | 闫志文 | Dry chemical multinomial detecting device |
| CN104950107A (en) * | 2014-03-25 | 2015-09-30 | 兰州红虫生物工程有限责任公司 | Test paper strip capable of simultaneously detecting urea and melamine |
-
2012
- 2012-12-28 CN CN 201220736302 patent/CN203053976U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998440A (en) * | 2012-12-28 | 2013-03-27 | 闫志文 | Dry chemical multinomial detecting device |
| CN104950107A (en) * | 2014-03-25 | 2015-09-30 | 兰州红虫生物工程有限责任公司 | Test paper strip capable of simultaneously detecting urea and melamine |
| CN104950107B (en) * | 2014-03-25 | 2019-05-17 | 杨同玥 | A kind of test strips that can detect urea and melamine simultaneously |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: YU YILING SUN KAIHUA Effective date: 20140509 Owner name: HAO XIDONG Free format text: FORMER OWNER: YAN ZHIWEN Effective date: 20140509 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215100 SUZHOU, JIANGSU PROVINCE TO: 211122 NANJING, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140509 Address after: Jiangning District of Nanjing City, Jiangsu province high tech park 211122 dry road No. 9 Patentee after: Hao Xidong Address before: Wuzhong District Wuzhong road Suzhou city Jiangsu province 215100 No. 39 building 6-2 room 407 Patentee before: Yan Zhiwen Patentee before: Yu Yiling Patentee before: Sun Kaihua |
|
| ASS | Succession or assignment of patent right |
Owner name: NANJING DASHU BIO-MEDICAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HAO XIDONG Effective date: 20141216 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141216 Address after: Jiangning District of Nanjing City, Jiangsu province high tech park 211122 dry road No. 9 Patentee after: Nanjing large tree biological medical technology Limited by Share Ltd Address before: Jiangning District of Nanjing City, Jiangsu province high tech park 211122 dry road No. 9 Patentee before: Hao Xidong |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20201228 |