CN202801593U - Blood-pressure meter - Google Patents
Blood-pressure meter Download PDFInfo
- Publication number
- CN202801593U CN202801593U CN 201220470440 CN201220470440U CN202801593U CN 202801593 U CN202801593 U CN 202801593U CN 201220470440 CN201220470440 CN 201220470440 CN 201220470440 U CN201220470440 U CN 201220470440U CN 202801593 U CN202801593 U CN 202801593U
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- pressure
- air bag
- unit
- sphygomanometer
- air
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Abstract
The utility model discloses a blood-pressure meter, which comprises an air bag, an inflation pressurizing unit, a pressure sensing unit and a microprocessor, wherein the inflation pressurizing unit is used for inflating the air bag to a certain pressure; the pressure sensing unit is connected with the air bag, and is used for detecting the pulse of the air bag generated by each artery back pressure on various different pressure values; the microprocessor is used for controlling the inflation pressurizing unit, and is used for receiving and analyzing data detected by using the pressure sensing unit and computing blood pressure values; the air bag is provided with an air inlet and a sensor connecting port; either the air inlet or the sensor connecting port is connected with a guide tube; and an air current conducting unit is arranged between the air bag and the inflation pressurizing unit, so that air current has different conducting paths at different pressurizing stages. Due to the adoption of the blood-pressure meter provided by the utility model, the noise influences of an air pump and air current can be reduced, and the blood pressure value can be measured in an inflation pressurizing process; and meanwhile, the blood-pressure meter can also be suitable for an integral blood-pressure meter.
Description
Technical field
This utility model relates to a kind of sphygomanometer, and particularly a kind of sphygomanometer that reduces the air pump noise can reach in the stable process of boosting Measure blood pressure and shorten the purpose of Measuring Time.
Background technology
Along with increasing the weight of of the problem of an aging population, the domestic medicine monitoring has more and more widely market.And blood pressure also just becomes the important content of domestic medicine monitoring as the unify important physiological parameter of heart state of reflection cardiovascular system.Although the tradition mercurial sphygmomanometer is considered to the goldstandard of Measure blood pressure, need the process training and carry inconvenience because it is measured, so electric sphygmomanometer is subject to extensive concern.
Known have various blood pressure measuring method and electric sphygmomanometer, and oscillographic method is because it is theoretical ripe and be easy to be embodied as for the blood pressure measuring mode of normal employing.The therapeutic method to keep the adverse QI flowing downwards measurement method that present oscillographic method electric sphygmomanometer mainly adopts, namely in measuring process at first air pump to the cuff Quick-pressing to a certain force value, then by the speed venting of gaseous core by 3～5mmHg/s, in the process of venting, carry out blood pressure measurement.
When adopting above-mentioned therapeutic method to keep the adverse QI flowing downwards measurement method, owing to when measuring, need thin bag inflation persistent pressure to the value of pressing far above normal contraction, generally be to be inflated near 180mmHg to 240mmHg not wait for the sake of assurance, can measure the pressure value with hyperpietic to meet, so can cause the process of blood pressure measuring that suitable discomfort is arranged, reason is that the blowing pressure is too high so that thin bag will tightly restrainted arm for some time, cause user must stand suitable misery and just can measure blood pressure, especially for fat people, its discomfort that causes what is more also may be because causing the injury to user with even more serious in the thin bag of process of tightening.In addition, effectively even do not need to be pressurized to so high pressure, still can't take into account the design of hommization because of product for the hypotensive is also considerably uneconomical, cause using uncomfortable situation is arranged.
In order to improve above-mentioned shortcoming, people put forward the gas measurement method, and namely air pump at the uniform velocity pressurizes, and carry out blood pressure measurement in the process of pressurization.Thus, not only shortened Measuring Time, more can not allow human body feel uncomfortable.But, if will be in pressure process Measure blood pressure, noise in the time of then must reducing air pump work and the noise of air-flow because air pump noise and the noise of air-flow can make the time dependent oscillogram of the force value that measures up and down fluctuation occur, thereby can't obtain correct measured value.Especially when the sphygomanometer main body is directly installed on the cuff by modes such as engagings, although sphygomanometer more compact volume and convenience has carried, but because gas has released the gas into air bag once the air inlet that arrives on the air bag, will produce larger pneumatic noise thus, and this liberation port is very approaching with pressure transducer, so the noise of this air-flow can cause on correct measured value the impact of can not ignore.
The utility model content
This utility model proposes in order to solve existing problem in the prior art as described above, that is to say that one of the purpose of this utility model is to provide a kind of sphygomanometer that can reduce the influence of noise of air pump and air-flow.Another purpose of the present utility model is to provide a kind of and still can realizes reducing the noise of air pump and air-flow and realize the method that pressure value is measured when the sphygomanometer main body is directly installed on the cuff by modes such as engagings in the inflating pressure process, and then shortens Measuring Time and avoid simultaneously user because of too high produce uncomfortable that pressurize.
In order to achieve the above object, this utility model provides a kind of blood pressure measurement device, comprising: an air bag, in order to inflating pressure and venting release of pressure; This air bag is provided with an air inlet and a sensor connector, an end of a conduit connect this air inlet and this sensor connector one of them be connected; One inflating pressure unit is in order to this airbag aeration to one pressure; One flow conductance unit makes air-flow in the different pressure periods different conducting paths be arranged between this air bag and this inflating pressure unit; One pressure sensitive unit is connected to detect the pulsation that each tremulous pulse back-pressure produces on each different pressures value of this air bag with this air bag; One microprocessor in order to controlling this inflating pressure unit, and receives and analyzes data and the calculating blood pressure value that this pressure sensitive unit is detected.
Wherein this flow conductance unit has a two-way valve and a wave filter is arranged in parallel between an admission line and a gas pipeline.And be Quick-pressing during the stage in the first pressure period, gas mainly directly arrives gas pipeline by two-way valve; And in the second pressure period namely at a slow speed during the pressure period, gas is by arriving gas pipeline through wave filter first again.
In an embodiment of the present utility model, wherein this wave filter comprises a chamber, has a plurality of baffle plates in this chamber, and a through hole is set on this baffle plate at least.
In an embodiment of the present utility model, wherein this gas pipeline comprises the first gas pipeline and the second gas pipeline, and the internal diameter of this second gas pipeline is greater than the internal diameter of this first gas pipeline.
In an embodiment of the present utility model, wherein this trachea is made by metal material, and this metal material is copper.
In another embodiment of the present utility model, wherein the material of this trachea is consistent with this bag material, and with this air bag be integrated.
Description of drawings
Fig. 1 is the major function block chart of this utility model sphygomanometer;
Fig. 2 is the structural representation of this utility model flow conductance unit;
Fig. 3 is the structural representation of this utility model integrated sphygmomanometer;
Fig. 4 is the cuff structural representation of this utility model integrated sphygmomanometer;
The specific embodiment
The below is described in detail with reference to the accompanying drawings for embodiment of the present utility model.
Please refer to Fig. 1, Fig. 1 is the major function block chart of the sphygomanometer of this utility model, and this blood pressure measurement device mainly comprises an air bag 101, a pressure sensitive unit 21, an amplifying unit 22, an inflating pressure unit 30, a flow conductance unit 40, venting unit 50 1 microprocessors 60 and a display unit 61 and a power supply 62.This display unit 61 is used for the display measurement result, and this power supply 62 then provides the voltage of all parts work.
This air bag 101 is in order to inflating pressure and venting release of pressure, and applicable to wrist or arm.This pressure sensitive unit 21 is used for detecting the pulsation that each tremulous pulse back-pressure produces on these air bag 101 inherent each different pressures values.The impulsive motion signal that this pressure sensitive unit 21 detects is sent to this microprocessor 60 after amplifying by amplifying unit 22, carries out computing and analysis by this microprocessor 60.Also can first the impulsive motion signal after amplifying be changed this pulsation by the signal processing unit (not shown) is a voltage signal, then be connected to analogy/numerical digit converting unit (not shown) and the analog signal that receives is converted to digital signals it is sent to this microprocessor 60 again, this microprocessor 60 only needs this digital signals that receives go forward side by side row operation and analysis.
This microprocessor 60 further control an inflating pressure unit 30 and with the venting unit 50.Wherein this inflating pressure unit 30 mainly refers to air pump, and venting unit 50 then mainly is air valve.In upper gas measurement method, because pressing, cuff is difficult to obtain pulse wave when very little, so pressure process can be divided into two stages.Phase I, give air bag 101 Quick-pressings to about 30～40mmHg by inflating pressure unit 30, pressing speed is generally 10mmHg/s.Second stage need to be pressurizeed at a slow speed to air bag 101, and pressing speed is generally 2～3mHg/s.In the present embodiment, this two stage air-flow the path of process be different, specifically realized by this flow conductance unit 40.
Please be simultaneously with reference to Fig. 2, Fig. 2 is exactly the structural representation of this flow conductance unit 40, and wherein the direction of arrow indication is exactly the direction of airflow.This flow conductance unit mainly comprises two-way valve 420 and wave filter 430, wherein in the chamber of this wave filter 430, also be provided with a plurality of baffle plates 431, on each baffle plate, has at least one through hole 432, and these through holes 432 that are positioned on the different baffle plates 431 can be mutual alignment, also can stagger, for instance: be positioned on first baffle plate 431 through hole 432 be positioned at second on the baffle plate 431 through hole 432 and be positioned at the 3rd through hole 432 on the baffle plate 431 and mutually align; Perhaps be positioned on first baffle plate 431 through hole 432 be positioned at second through hole 432 on the baffle plate 431 and mutually align, stagger with 432 of through holes on the first two baffle plate but be positioned at the 3rd through hole 432 on the baffle plate 431; Or the through hole 432 that is positioned on these three baffle plates 431 all staggers; Although describe as an example of three baffle plates example at this, this utility model is not done restriction to the number of baffle plate.
The speed that gas flow is crossed this wave filter 430 is to regulate by the quantity and the position of these through holes 432 on these baffle plates 431 that change through hole 432.This shows that gas has very large difference by the speed of this two-way valve 420 and this wave filter 430, and the speed of gas by this two-way valve 420 is greater than the speed of gas by wave filter 430.
On concrete annexation, an end of this this wave filter 430 of two-way valve 420 and this in the said flow conduction unit 40 all is connected with admission line 410, and its other end all is connected with this second gas pipeline 440; That is to say that this two-way valve 420 and this wave filter 430 are connected in parallel between this admission line 410 and this second gas pipeline 440.Wherein this second gas pipeline 440 also will further be connected with the first gas pipeline 450 and forms gas pipeline and will be transported to this two-way valve 420 or this wave filter 430 by 30 gases that produce from the inflating pressure unit, and an end that is to say this first gas pipeline 450 connects these inflating pressure unit 30 its other ends and then connects this second gas pipeline 440.And the internal diameter of the pipeline of this first gas pipeline 450 is less than the internal diameter of the pipeline of this second gas pipeline 440, so design can further reduce the noise of air-flow, this second gas pipeline 440 be can certainly not use, directly will this two-way valve 420 or this wave filter 430 be transported to by 30 gases that produce from the inflating pressure unit with this first gas pipeline 450.
The below introduces pressure process how to utilize 40 two stages of realization of this flow conductance unit.Specifically, when the first pressure period, this two-way valve 420 is in opening, so this gas flows out and by behind this first gas pipeline 450 and this second gas pipeline 440 from pressurization inflation unit 30, most gas can by this two-way valve 420 directly through admission lines 410 to and reach air bag 101.At this moment, when the force value of air bag will be charged to 30～40mmHg fast, this two-way valve 420 just was in closed condition, enters into simultaneously for the second pressure period.In the second pressure period, because this two-way valve 420 is in closed condition, so gas is from 30 outflows of pressurization inflation unit and by all will could and finally being filled with air bag 101 to admission line 410 by wave filter 430 behind this first gas pipeline 450 and this second gas pipeline 440.Need to prove, although this flow conductance unit 40 is to realize by the mode that this two-way valve 420 and this wave filter 430 are arranged in parallel between this admission line 410 and this second gas pipeline 440 in the present embodiment.But flow conductance of the present utility model unit 40 is not limited to this, as long as can make air-flow realize Quick-pressing stage and the demand of pressure period at a slow speed by different conducting paths.
Please continue with reference to Fig. 3, Fig. 3 is the structural representation of this utility model integrated sphygmomanometer, this integrated sphygmomanometer can be by human body wrist or the position Measure blood pressure such as upper arm, it mainly comprises a sphygomanometer main body 200 and cuff 100, and this sphygomanometer main body 200 can be set directly on this cuff 100 by various ways such as engagings.Wherein 200 of this sphygomanometer main bodys mainly comprise above-mentioned pressure sensitive unit 21, amplifying unit 22, inflating pressure unit 30, flow conductance unit 40, venting unit 50 microprocessors 60 and display unit 61 and power supply 62.
Please be simultaneously with reference to Fig. 4, this cuff 100 comprises that an oversleeve 102 and an air bag 101 are positioned at this oversleeve 102.Be provided with a sensor connector 104 at this air bag 101, this sensor connector 104 can be connected with this pressure sensitive unit 21 in the sphygomanometer main body 200; On this air bag 101, more be provided with an air inlet 103, this air inlet 103 can be connected with this flow conductance unit 40 that is positioned at sphygomanometer main body 200, this air inlet 103 also can be connected with the conduit 105 that is positioned at this air bag 101 simultaneously, so when gas can not be directly released into this air bag 101 from being positioned at when this air inlet 103 on this air bag flows into, but enter from an end of this conduit 105 of being connected with this air inlet 103, then be discharged into this air bag 101 by this conduit 105 and in the other end of this conduit 105.This conduit 105 that is positioned at thus this air bag 101 directly releases the gas into the liberation port of air bag and the distance of this sensor connector 104 and this pressure sensitive unit 21 has been elongated, thereby reduced air pump and pneumatic noise to the impact of pressure sensitive unit 21, so just can obtain comparatively correct measured value.It is worth mentioning that, be not particularly limited at this for the material of this conduit 105, can be metal, such as copper, ferrum etc.; Also can be the materials such as nano material or rubber, and when it when being positioned at this air inlet 103 on this air bag for material of the same race, more can be one-body molded with this air inlet 103.
Because the purpose that this conduit 105 arranges in this utility model is to elongate the liberation port that releases the gas into air bag and the distance between this sensor connector 104, so when this conduit 105 is connected with this sensor connector 104, also can reach this purpose, not repeat them here.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment this utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of this utility model.
Claims (10)
1. sphygomanometer comprises:
One air bag is in order to inflating pressure and venting release of pressure;
One inflating pressure unit is in order to this airbag aeration to one pressure;
One pressure sensitive unit is connected to detect the pulsation that each tremulous pulse back-pressure produces on each different pressures value of this air bag with this air bag;
One microprocessor in order to controlling this inflating pressure unit, and receives and analyzes data and the calculating blood pressure value that this pressure sensitive unit is detected;
It is characterized in that:
This air bag is provided with an air inlet and a sensor connector, and this air inlet is connected with a conduit with one of them of this sensor connector.
2. sphygomanometer as claimed in claim 1, wherein this conduit is made by metal material.
3. sphygomanometer as claimed in claim 2, wherein this metal material is copper.
4. sphygomanometer as claimed in claim 1, wherein the material of this conduit is consistent with the material of this air bag, and with this air bag be integrated.
5. sphygomanometer as claimed in claim 1, wherein this conduit is positioned at this air bag.
6. sphygomanometer as claimed in claim 1 wherein more is provided with a flow conductance unit between this air bag and this inflating pressure unit, makes air-flow in the different pressure periods different conducting paths be arranged.
7. sphygomanometer as claimed in claim 6, wherein this air-flow has different conduction velocity on this different conducting path.
8. sphygomanometer as claimed in claim 6, wherein this flow conductance unit has a two-way valve and a wave filter is arranged in parallel between an admission line and a gas pipeline.
9. sphygomanometer as claimed in claim 8, wherein this wave filter comprises a chamber, has a plurality of baffle plates in this chamber, and a through hole is set on this baffle plate at least.
10. sphygomanometer as claimed in claim 8, wherein this gas pipeline comprises the first gas pipeline and the second gas pipeline, and the internal diameter of this second gas pipeline is greater than the internal diameter of this first gas pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220470440 CN202801593U (en) | 2012-09-14 | 2012-09-14 | Blood-pressure meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220470440 CN202801593U (en) | 2012-09-14 | 2012-09-14 | Blood-pressure meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202801593U true CN202801593U (en) | 2013-03-20 |
Family
ID=47860543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220470440 Expired - Lifetime CN202801593U (en) | 2012-09-14 | 2012-09-14 | Blood-pressure meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202801593U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102813511A (en) * | 2012-09-14 | 2012-12-12 | 天津九安医疗电子股份有限公司 | Sphygmomanometer |
| CN105078431A (en) * | 2015-10-10 | 2015-11-25 | 杨胜周 | Wearable sphygmomanometer cuff, sphygmomanometer comprising same and application method |
| CN106175732A (en) * | 2016-07-19 | 2016-12-07 | 北京康康盛世信息技术有限公司 | A kind of sphygmomanometer girding fast assembling-disassembling keyset |
-
2012
- 2012-09-14 CN CN 201220470440 patent/CN202801593U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102813511A (en) * | 2012-09-14 | 2012-12-12 | 天津九安医疗电子股份有限公司 | Sphygmomanometer |
| CN102813511B (en) * | 2012-09-14 | 2014-11-26 | 天津九安医疗电子股份有限公司 | Sphygmomanometer |
| CN105078431A (en) * | 2015-10-10 | 2015-11-25 | 杨胜周 | Wearable sphygmomanometer cuff, sphygmomanometer comprising same and application method |
| CN105078431B (en) * | 2015-10-10 | 2018-02-23 | 杨胜周 | Wearable blood pressure meter cuff, its sphygmomanometer and application method |
| CN106175732A (en) * | 2016-07-19 | 2016-12-07 | 北京康康盛世信息技术有限公司 | A kind of sphygmomanometer girding fast assembling-disassembling keyset |
| CN106175732B (en) * | 2016-07-19 | 2023-04-28 | 北京康康盛世信息技术有限公司 | Adapter plate for quickly disassembling and assembling sphygmomanometer cuff |
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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: 20130320 Effective date of abandoning: 20141126 |
|
| RGAV | Abandon patent right to avoid regrant |