CN210626489U - Liquid sample carrying plate - Google Patents
Liquid sample carrying plate Download PDFInfo
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- CN210626489U CN210626489U CN201921417707.7U CN201921417707U CN210626489U CN 210626489 U CN210626489 U CN 210626489U CN 201921417707 U CN201921417707 U CN 201921417707U CN 210626489 U CN210626489 U CN 210626489U
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- cavity
- air outlet
- liquid
- cover plate
- sample
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Abstract
The utility model provides a liquid sample carrying plate which is used for analyzing urine formed components by a dry chemical method, and obviously reduces the probability of occurrence of false positive and false negative. A liquid sample carrying plate comprises a cover plate and a bottom plate which are buckled into a whole, wherein a sample inlet, an exhaust hole and an observation window are arranged on the cover plate, a cavity which is concave on the surface of the cover plate is arranged on the cover plate, a groove body comprises a sample inlet cavity, a liquid storage cavity and an air outlet cavity, the sample inlet cavity, the liquid storage cavity and the air outlet cavity are communicated with each other, the sample inlet corresponds to the sample inlet cavity, the exhaust hole corresponds to the air outlet cavity, and the observation window corresponds to the liquid storage cavity.
Description
Technical Field
The utility model relates to a carry model, concretely relates to liquid sample carries model for observe the urine sample loading utensil of the type (including size, shape), quantity of tangible component in the urine under the microscope.
Background
With the increase of medical level, methods for detecting visible components such as cells, casts, and salt crystals in urine have been increasing, and currently, methods commonly used are "dry chemistry" and "manual microscopy". The manual microscopic examination is the 'gold standard' for urine visible component examination, and has reliable examination result, but has complex operation, high labor cost and slow speed. The dry chemical method is simple and convenient to operate, rapid and low in cost, but is easy to generate false negative and false positive.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects existing in the prior art, the utility model aims to provide a liquid sample carrying plate which is used for analyzing the urine formed components by a dry chemical method and obviously reduces the probability of the occurrence of false positive and false negative.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
a liquid sample carrying plate comprises a cover plate and a bottom plate which are buckled into a whole, wherein a sample inlet, an exhaust hole and an observation window are arranged on the cover plate, a cavity which is concave on the surface of the cover plate is arranged on the cover plate, a groove body comprises a sample inlet cavity, a liquid storage cavity and an air outlet cavity, the sample inlet cavity, the liquid storage cavity and the air outlet cavity are communicated with each other, the sample inlet corresponds to the sample inlet cavity, the exhaust hole corresponds to the air outlet cavity, and the observation window corresponds to the liquid storage cavity.
According to the preferable scheme of the liquid sample loading plate, the sample injection cavity is sequentially divided into an inclined lower section, a horizontal section and a vertical section from the end close to the gas inlet to the end close to the liquid storage cavity, and the angle theta between the inclined lower section and the horizontal section is larger than 120 degrees and smaller than 160 degrees.
In the preferred scheme of the liquid sample loading plate, the air outlet cavity is integrally S-shaped and is sequentially divided into a first horizontal section, a first vertical section and a second horizontal section from the end close to the air outlet hole to the end close to the liquid storage cavityThe first horizontal segment length a1 and the first vertical segment length b1 are related to satisfy the following conditions: 3 < (R) >
< 5.8, the second horizontal section length a2 should be related to the second vertical section length b2 by: 3 < (R) >
＜6.6。
In the preferable scheme of the liquid sample loading plate, the observation window is of a square structure, and the sample inlet hole and the exhaust hole are of a circular structure.
The liquid sample loading plate is preferably made of PVC materials for the cover plate and the bottom plate.
The utility model has the advantages that:
according to the requirement of a 'gold standard' urine microscopic examination method, urine is injected into a cavity from a sample inlet hole by adopting a 'sheath flow technology', a liquid storage cavity is filled through a channel of the sample inlet cavity, and the structures of the sample inlet cavity and the air outlet cavity ensure that air in the cavity can be completely discharged through the channel of the air outlet cavity in the process that the urine enters the liquid storage cavity, so that the accuracy of 'dry chemical method' examination is improved, and the proportion of false negative and false positive is reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic view of the connection of the sample-carrying plate and the bottom plate according to the embodiment of the present invention.
Fig. 2 is a schematic top view of a sample plate according to an embodiment of the present invention.
Fig. 3 is a schematic top view of a bottom plate according to an embodiment of the present invention.
Fig. 4 is an enlarged schematic view of the sample injection cavity and the gas outlet cavity of the embodiment of the present invention.
Fig. 5 is a schematic view of a cavity according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Just as the "manual microscopy" described in the background art has the problems of complicated operation, high labor cost and slow speed; "Dry chemistry" is prone to false negative and false positive problems. In order to solve the problem, the utility model adopts the following technical scheme:
a liquid sample carrying plate comprises a cover plate 1 and a bottom plate 2 which are buckled into a whole, wherein the cover plate 1 and the bottom plate 2 are made of PVC materials, a sample inlet hole 3, an exhaust hole 4 and an observation window 5 are arranged on the cover plate 1, a cavity which is concave on the surface of the cover plate 1 is arranged on the cover plate, a groove body comprises a sample inlet cavity 7, a liquid storage cavity 8 and an air outlet cavity 6, the sample inlet cavity 7, the liquid storage cavity 8 and the air outlet cavity 6 are communicated with each other, the sample inlet hole 3 corresponds to the sample inlet cavity 7, the exhaust hole 4 corresponds to the air outlet cavity 6, and the observation window 5 corresponds to the liquid.
In order to ensure that the liquid storage cavity is filled with the sample injection liquid smoothly without generating bubbles, the sample injection cavity 7 is sequentially divided into an inclined lower section 701, a horizontal section 702 and a vertical section 703 from the end close to the gas inlet to the end close to the liquid storage cavity 8, and the angle theta between the inclined lower section 701 and the horizontal section 702 is more than 120 degrees and less than 160 degrees.
In this embodiment, the whole of the air outlet cavity 6 is S-shaped, the air outlet cavity 6 is sequentially divided into a first horizontal segment 601, a first vertical segment 602, a second horizontal segment 603, a second vertical segment 605 and a horizontal bending segment 604 from the end close to the air outlet to the end close to the liquid storage cavity 8, and in order to ensure that the air outlet cavity discharges air smoothly, no bubbles are generated in the liquid storage cavity, and the relationship between the first horizontal segment length a1 and the first vertical segment length b1 should satisfy: 3 < (R) >
< 5.8, the second horizontal section length a2 should be related to the second vertical section length b2 by: 3 < (R) >
＜6.6。
In this embodiment, the observation window 5 has a square structure, and the sampling hole 3 and the exhaust hole 4 have a circular structure.
Utilize the utility model discloses the working process as follows: the urine sample is injected from the sample inlet 3, the liquid storage cavity 8 is filled through the channel of the sample inlet cavity 7, and the air in the cavity can be completely discharged through the channel of the air outlet cavity 6 in the process that the urine enters the liquid storage cavity 8 through the structures of the sample inlet cavity 7 and the air outlet cavity 6.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A liquid sample template, comprising: the device comprises a cover plate and a bottom plate which are buckled into a whole, wherein a sample inlet hole, an exhaust hole and an observation window are arranged on the cover plate, a cavity which is concave on the surface of the cover plate is arranged on the cover plate, a groove body comprises a sample inlet cavity, a liquid storage cavity and an air outlet cavity, the sample inlet cavity, the liquid storage cavity and the air outlet cavity are communicated with each other, the sample inlet hole corresponds to the sample inlet cavity, the exhaust hole corresponds to the air outlet cavity, and the observation window corresponds to the liquid.
2. The liquid sample template of claim 1, wherein: the sample injection cavity is sequentially divided into an inclined lower section, a horizontal section and a vertical section from the end close to the gas inlet to the end close to the liquid storage cavity, and the angle theta between the inclined lower section and the horizontal section is more than 120 degrees and less than 160 degrees.
3. The liquid sample template of claim 1, wherein: the whole S-shaped that is of air outlet cavity, air outlet cavity divide into first horizontal segment, first vertical section, second horizontal segment, second vertical section and level in proper order to being close to the chamber end of storing liquid by being close to air outlet hole end, and first horizontal segment length a1 should satisfy with first vertical segment length b1 relation: 3 < (R) >
< 5.8, the second horizontal section length a2 should be related to the second vertical section length b2 by: 3 < (R) >
＜6.6。
4. The liquid sample template of claim 1, wherein: the observation window is square structure, and the inlet hole and the exhaust hole are circular structure.
5. The liquid sample template of claim 1, wherein: the cover plate and the bottom plate are made of PVC materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417707.7U CN210626489U (en) | 2019-08-29 | 2019-08-29 | Liquid sample carrying plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921417707.7U CN210626489U (en) | 2019-08-29 | 2019-08-29 | Liquid sample carrying plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210626489U true CN210626489U (en) | 2020-05-26 |
Family
ID=70749851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921417707.7U Active CN210626489U (en) | 2019-08-29 | 2019-08-29 | Liquid sample carrying plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210626489U (en) |
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2019
- 2019-08-29 CN CN201921417707.7U patent/CN210626489U/en active Active
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