CN202024944U - Multi-passage blood viscosity measuring device - Google Patents
Multi-passage blood viscosity measuring device Download PDFInfo
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- CN202024944U CN202024944U CN2011201420933U CN201120142093U CN202024944U CN 202024944 U CN202024944 U CN 202024944U CN 2011201420933 U CN2011201420933 U CN 2011201420933U CN 201120142093 U CN201120142093 U CN 201120142093U CN 202024944 U CN202024944 U CN 202024944U
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Abstract
The utility model discloses a multi-passage blood viscosity measuring device, which comprises a pressure balance device and a measuring unit, wherein the measuring unit consists of a plurality of measuring bodies, the pressure balance device comprises a positive pressure air pump, a negative pressure air pump, a switching valve, a first on-off air valve, a first pressure sensor and an air storage cabin, a first air nozzle and a plurality of second air nozzles are arranged on the air storage cabin, the second air nozzles are respectively connected with one measuring body, each measuring body consists of a liquid suction test needle, a sample inlet pipeline, a sample inlet valve, a pressure cabin, a second pressure sensor and a second on-off air valve, and the second on-off air valve is connected with the second air nozzles of the air storage cabin through pipelines. The multi-passage blood viscosity measuring device has the advantages that the measurement is convenient, in addition, the measurement speed can be effectively accelerated, and simultaneously, the measurement precision is ensured.
Description
Technical field
The utility model relates to a kind of medical apparatus and method, relates in particular to a kind of hyperchannel blood viscosity measurement mechanism.
Background technology
Blood viscosity is the most important and the most basic rheological properties of blood clinically, the mensuration of blood viscosity parameter is to understanding the mobile of blood and the Changing Pattern under physiology and pathological conditions thereof, and it is significant to diagnose, prevent and treat the unusual disease of blood viscosity.Measuring method is a pressure sensing type the most accurately and effectively at present, and it has reproduced the dynamic stress process when blood flows in human vas, and measurement result has more diagnostic value.
Existing measurement mechanism is mainly by air lift pump, pressure transducer, pressure storehouse and testing needle are formed, this device can directly effectively reach test purpose, but once can only detect a kind of sample, and the Measuring Time to each blood sample is substantially the same, for in, small medical mechanism inspection department can meet the demands substantially (because blood sample limited amount), but for large-scale medical institutions and a lot of place of MEC equal samples, it is too slow that its measuring speed just seems, measure simultaneously with many people multiple instruments, not only expend more human and material resources, and cause the measured value deviation excessive easily, influence measuring accuracy.
The utility model content
At the prior art above shortcomings, the purpose of this utility model just is to provide a kind of hyperchannel blood viscosity measurement mechanism, and measurement is convenient and can effectively improve measuring speed, guarantees measuring accuracy simultaneously.
To achieve these goals, the technical solution adopted in the utility model is such: hyperchannel blood viscosity measurement mechanism, comprise equalization of pressure device and measuring unit, described measuring unit is measured main body by several and is constituted, described equalization of pressure device comprises the malleation air pump, the negative pressure air pump, transfer valve, the first break-make air valve, first pressure transducer and gas storage storehouse, on the gas storage storehouse, be provided with one first valve and several second valves, described malleation air pump links to each other with transfer valve by pipeline respectively after the first break-make air valve links to each other with first valve in gas storage storehouse with the negative pressure air pump, first pressure transducer is arranged on the gas storage storehouse, and with gas storage storehouse internal communication, described second valve is measured main body and is linked to each other with one respectively;
Described measurement main body is made up of imbibition testing needle, sample channel, sampling valve, pressure storehouse, second pressure transducer and the second break-make air valve, one end of described imbibition testing needle links to each other with an end of sample channel by joint, the other end of this sample channel links to each other with an end in pressure storehouse, described sampling valve is arranged on the sample channel, the other end in pressure storehouse links to each other with the second break-make air valve with second pressure transducer by pipeline, and the described second break-make air valve links to each other with second valve in gas storage storehouse by pipeline.
Further, the internal diameter of described imbibition testing needle is less than 1mm.
Further, described sample channel is the silica gel pipeline, and its internal diameter is not less than 3mm.
Further, described second valve is 8.
Compared with prior art, advantage of the present utility model is: because the negative pressure air pump is taken out pressure to the pressure storehouse that each measures main body simultaneously by the gas storage storehouse, make and to take out force value after the pressure all the force value with the gas storage storehouse is identical, satisfied the simultaneously-measured pacing items of hyperchannel blood viscosity, and allow each passage all reach single pass measuring accuracy fully, this technology can effectively improve measuring speed, can guarantee measuring accuracy again, simple in structure, realize easily.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment: referring to Fig. 1, the utility model hyperchannel blood viscosity measurement mechanism comprises equalization of pressure device 1 and measuring unit 2, and described measuring unit 2 is measured main body by several and constituted.Described equalization of pressure device 1 comprises malleation air pump 4, negative pressure air pump 3, transfer valve 5, the first break-make air valve 6, first pressure transducer 7 and gas storage storehouse 8, on gas storage storehouse 8, be provided with one first valve 9 and several second valves 10, as preferably, described second valve 10 is 8, can measure 8 groups of blood samples simultaneously, described malleation air pump 4 links to each other with transfer valve 5 by pipeline respectively after the first break-make air valve 6 links to each other with first valve 9 in gas storage storehouse 8 with negative pressure air pump 3, first pressure transducer 7 is arranged on the gas storage storehouse 8, and with gas storage storehouse 8 internal communication, described second valve 10 is measured main body and is linked to each other with one respectively.
Described measurement main body is by imbibition testing needle 11, sample channel 12, sampling valve 13, pressure storehouse 14, second pressure transducer 15 and the second break-make air valve 16 are formed, one end of described imbibition testing needle 11 links to each other with an end of sample channel 12 by joint, and the internal diameter of imbibition testing needle 11 is less than 1mm, the other end of this sample channel 12 links to each other with an end in pressure storehouse 14, described sample channel 12 is the silica gel pipeline, its internal diameter is not less than 3mm, described sampling valve 13 is arranged on the sample channel 12, the other end in pressure storehouse 14 links to each other with the second break-make air valve 16 with second pressure transducer 15 by pipeline, and the described second break-make air valve 16 links to each other with second valve 10 in gas storage storehouse 8 by pipeline.
Utilize above-mentioned measurement mechanism to measure the method for blood viscosity, comprise the steps:
The first step is closed sampling valve 13 and is made its sample channel 12 sealings with test subject, opens the second break-make air valve 16 that links to each other with gas storage storehouse 8, simultaneously, transfer valve 5 is communicated with negative pressure air pump 3, and the conducting first break-make air valve 6;
Second step started negative pressure air pump 3, under the supervision of first pressure transducer 7 negative pressure was taken out in gas storage storehouse 8 and pressure storehouse 14, reach specify negative pressure value after, close the first break-make air valve 6, stop 3 operations of negative pressure air pump simultaneously;
The 3rd step, waited for for 3-5 seconds after, close the second break-make air valve 16 of respectively measuring main body that links to each other with gas storage storehouse 8;
The 4th step, imbibition testing needle 11 is inserted in the blood sample, open sampling valve 13 then, simultaneously, each is measured the force value of main body every one second sensor of 6ms record, write down 150-250 force value altogether, then by analyzing, utilizing the viscosity calculations formula to calculate the viscosity that can obtain blood sample to be measured.
At last, after previous step is finished, transfer valve 5 is communicated with malleation air pump 4, simultaneously, the conducting first break-make air valve 6 is opened the second break-make air valve 16 of respectively measuring main body, starts malleation air pump 4 then, and blood is got rid of pressure storehouse 14.
The utility model is simple in structure, negative pressure air pump 3 is taken out pressure to the pressure storehouse 14 that each measures main body simultaneously by gas storage storehouse 8, make the force value of each pressure storehouse 14 in taking out storehouse, pressure back identical, satisfied the simultaneously-measured pacing items of hyperchannel blood viscosity, and allow each passage all reach single pass measuring accuracy fully, this technology can effectively improve measuring speed, can guarantee measuring accuracy again, simple in structure, realize easily.
Claims (4)
1. hyperchannel blood viscosity measurement mechanism, it is characterized in that: comprise equalization of pressure device and measuring unit, described measuring unit is measured main body by several and is constituted, described equalization of pressure device comprises the malleation air pump, the negative pressure air pump, transfer valve, the first break-make air valve, first pressure transducer and gas storage storehouse, on the gas storage storehouse, be provided with one first valve and several second valves, described malleation air pump links to each other with transfer valve by pipeline respectively after the first break-make air valve links to each other with first valve in gas storage storehouse with the negative pressure air pump, first pressure transducer is arranged on the gas storage storehouse, and with gas storage storehouse internal communication, described second valve is measured main body and is linked to each other with one respectively;
Described measurement main body is made up of imbibition testing needle, sample channel, sampling valve, pressure storehouse, second pressure transducer and the second break-make air valve, one end of described imbibition testing needle links to each other with an end of sample channel by joint, the other end of this sample channel links to each other with an end in pressure storehouse, described sampling valve is arranged on the sample channel, the other end in pressure storehouse links to each other with the second break-make air valve with second pressure transducer by pipeline, and the described second break-make air valve links to each other with second valve in gas storage storehouse by pipeline.
2. hyperchannel blood viscosity measurement mechanism according to claim 1, it is characterized in that: the internal diameter of described imbibition testing needle is less than 1mm.
3. hyperchannel blood viscosity measurement mechanism according to claim 1 and 2 is characterized in that: described sample channel is the silica gel pipeline, and its internal diameter is not less than 3mm.
4. hyperchannel blood viscosity measurement mechanism according to claim 1 is characterized in that: described second valve is 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201420933U CN202024944U (en) | 2011-05-06 | 2011-05-06 | Multi-passage blood viscosity measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201420933U CN202024944U (en) | 2011-05-06 | 2011-05-06 | Multi-passage blood viscosity measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202024944U true CN202024944U (en) | 2011-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201420933U Expired - Lifetime CN202024944U (en) | 2011-05-06 | 2011-05-06 | Multi-passage blood viscosity measuring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202024944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288520A (en) * | 2011-05-06 | 2011-12-21 | 重庆麦迪克科技开发有限公司 | Multichannel blood viscosity measuring device and measuring method |
| CN107271329A (en) * | 2017-06-07 | 2017-10-20 | 大连北方分析仪器有限公司 | High-temperature high shear viscosity analyzer |
-
2011
- 2011-05-06 CN CN2011201420933U patent/CN202024944U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288520A (en) * | 2011-05-06 | 2011-12-21 | 重庆麦迪克科技开发有限公司 | Multichannel blood viscosity measuring device and measuring method |
| CN102288520B (en) * | 2011-05-06 | 2013-05-01 | 重庆麦迪克科技开发有限公司 | Multichannel blood viscosity measuring device and measuring method |
| CN107271329A (en) * | 2017-06-07 | 2017-10-20 | 大连北方分析仪器有限公司 | High-temperature high shear viscosity analyzer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111102 Effective date of abandoning: 20130501 |
|
| RGAV | Abandon patent right to avoid regrant |