CN103705227A - Fan-shaped cuff for blood pressure measurement - Google Patents
Fan-shaped cuff for blood pressure measurement Download PDFInfo
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- CN103705227A CN103705227A CN201310543601.2A CN201310543601A CN103705227A CN 103705227 A CN103705227 A CN 103705227A CN 201310543601 A CN201310543601 A CN 201310543601A CN 103705227 A CN103705227 A CN 103705227A
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- air bag
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Abstract
The invention provides a fan-shaped cuff for blood pressure measurement. The cuff is bound in the limb portion of a patient to be measured in an encircling manner during blood pressure measurement and comprises an airbag section which is fan-shaped. The airbag section comprises a longer arc edge, a shorter arc edge and two straight edges connected on two sides, the arc length proportion between the longer arc edge to the shorter arc edge is a given value between 1.2 and 1.6, and the length ratio between the straight edges to the longer arc edge is a given value between 0.4 to 0.8. The cuff forms a staged shape after being bound in the encircling manner and is inflated and pressurized through two inflatable airbags bound in the limb, the cuff for blood pressure measurement is pressurized in a certain mode till reaching by a certain degree, so that pressure and pulse signals therein can be effectively measured, and blood pressure can be accurately and reliably measured.
Description
Technical field
The present invention relates to a kind of fan-shaped cuff for blood pressure measurement; Be specifically related to that a kind of the upstream and downstream at a limbs position blood flow detects the method for two-way air pressure and pulse signal simultaneously and take the method as basic blood pressure measuring device by two inflatable bladders.
Background technology
One of method that blood pressure measurement is the most frequently used is to adopt a kind of cuff with an inflatable bladders, by pressurization, first human body limb artery blood flow is blocked, then slowly decompression, in decompression process, the Ke Shi sound producing when detecting blood flow by blocking-up district, or the information such as the strong and weak changing value of the pulse wave signal that produces in cuff of arterial pressure, determine systolic pressure and the diastolic pressure of arterial blood.
China Patent No. is CN201010247968.6, the patent documentation that title is " a kind of Woundless blood pressure measuring device and measuring method thereof " has been introduced a kind of use pulse wave probe and has been detected cuff downstream arterial pulse signal, thereby determines the sphygomanometer of systolic pressure and diastolic pressure.This pulse wave probe detects cuff downstream arterial pulse signal by pressure inductor or photoelectric sensor.
China Patent No. is CN201220159276.0, the patent documentation that title is " a kind of pair of air bag bandage " has been introduced the two air bag cufves of a kind of binary articulated, described cuff has upstream air bag bandage body and downstream air bag bandage body, and described upstream air bag bandage body is that 30cm is fixedly connected with interior with described downstream air bag bandage body according to artery blood flow direction spacing.Described downstream air bag bandage body is for detection of tested limbs downstream blood liquid flow pulses, and determines the pressure of tested limb artery blood with this.
Prior art not yet solves upstream and downstream air bag and should pressurize and be pressurized to which kind of degree of pressure by which kind of mode, the blood flow pulse that can be used for measuring tested limbs blood pressure could effectively in upstream and downstream air bag, be detected, thereby accurately, the problem of Measure blood pressure reliably.
The problems referred to above are the problems that should pay attention to and solve in the design and production process of cuff.
Summary of the invention
Which kind of mode the object of this invention is to provide a kind of upstream and downstream air bag existing for the fan-shaped cuff solution prior art of blood pressure measurement should pressurize and be pressurized to which kind of degree of pressure by, the blood flow pulse that can be used for measuring tested limbs blood pressure could effectively in upstream and downstream air bag, be detected, thereby accurately, the problem of Measure blood pressure reliably.
Technical solution of the present invention is:
A kind of fan-shaped cuff for blood pressure measurement, described cuff when blood pressure measurement around being bundled in measured's limbs position, described cuff comprises balloon segment, being shaped as of described balloon segment is fan-shaped, described balloon segment comprises long arc limit, short arc limit and is connected to two straight flanges of both sides, and the ratio of described long arc limit and short arc limit arc length is a set-point between 1.2 to 1.6; The length ratio on described straight flange and long arc limit is a set-point between 0.4 to 0.8; Described cuff is around the rear stage body shape that forms of binding, and described long arc limit is positioned at the mobile upstream of arterial blood, and described short arc limit is positioned at the mobile downstream of arterial blood.
Preferably, the ratio of the arc length on described long arc limit and short arc limit is 1.4.
Preferably, the monolateral length of described straight flange and the ratio of long arc edge lengths are 0.6.
Preferably, described cuff balloon segment comprises fan-shaped the first air bag and fan-shaped the second air bag, described the first air bag is positioned at described fan-shaped wider part, described the second air bag is positioned at described fan-shaped narrower part, and the monolateral length of described fan-shaped the second air bag straight flange and the monolateral length ratio of described fan-shaped the first air bag straight flange are a set-point between 0.4 to 0.6.
Preferably, the monolateral length of described fan-shaped the second air bag straight flange and the monolateral length ratio of described fan-shaped the first air bag straight flange are 0.5.
Preferably, described cuff is a wrist formula cuff, for measure arteriotony at human body wrist position.
Preferably, described the first air bag is connected with the first pressure transducer in sphygomanometer main frame by gas UNICOM parts, described the second air bag is connected with the second pressure transducer in sphygomanometer main frame by gas UNICOM parts, and described sphygomanometer main frame is carried out the blood pressure measurement process comprising the following steps:
A) the second gasbag pressurizes is arrived to a force value between tested systolic arterial pressure and diastolic pressure, or the mean blood pressure value of tested tremulous pulse subtracts 10mmHg and average pressure value adds a force value between 20mmHg, or a force value, makes the pulse signal amplitude detecting in the second air bag when this force value be greater than a set-point;
B) the first gasbag pressurizes is arrived to a force value higher than tested systolic arterial pressure;
C) the first air bag is slowly lost heart, at the first air bag, slowly lose heart in process, by the first pressure transducer, measure the air pressure constantly changing in the first air bag, and measure the pulse signal in the second air bag by the second pressure transducer simultaneously, according to the air pressure in described pulse signal and the first air bag, determine tested arteriotony value.
Preferably, describedly by the first gasbag pressurizes, to the method for a force value higher than tested systolic arterial pressure, be, in to the process of the first gasbag pressurizes, the variation of the pulse signal amplitude in Real-Time Monitoring the second air bag, pulse signal amplitude in the second air bag with the increase of the air pressure of the first air bag from diminishing greatly, while finally disappearing, stop pressurization.
Preferably, described the first air bag is connected with the first pressure transducer in sphygomanometer main frame by gas UNICOM parts, described the second air bag is connected with the second pressure transducer in sphygomanometer main frame by gas UNICOM parts, and described sphygomanometer main frame is carried out the blood pressure measurement process comprising the following steps:
A) the second gasbag pressurizes is subtracted to 10mmHg and average pressure value adds a force value between 20mmHg to tested tremulous pulse mean blood pressure value;
B) the first air bag is slowly pressurizeed, in the slow pressure process of the first air bag, by the first pressure transducer, measure the air pressure constantly changing in the first air bag, and measure the pulse signal in the second air bag by the second pressure transducer simultaneously, according to the air pressure in described pulse signal and the first air bag, determine tested arteriotony value.
Preferably, describedly the second gasbag pressurizes is subtracted to the method that 10mmHg and average pressure value add a force value between 20mmHg to the mean blood pressure value of tested tremulous pulse be, in to the process of the second gasbag pressurizes, detect in real time the pulse signal in the second air bag, when described pulse signal amplitude is increased to maximum by zero, while then starting to decline, stop pressurization.
The invention has the beneficial effects as follows:
A kind of fan-shaped cuff for blood pressure measurement of the present invention, by two inflatable bladders to colligation on limbs, carry out pneumatic compression, and pressurize and be pressurized to certain degree of pressure according to certain way, to effectively detect pulse signal wherein, carry out effectively in upstream and downstream air bag, to detect the blood flow pulse that can be used for measuring tested limbs blood pressure, thereby accurately, Measure blood pressure reliably.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of blood pressure measuring device in the embodiment of the present invention;
Fig. 3 is the first connection description block diagram of blood pressure measuring device in the embodiment of the present invention;
Fig. 4 is the second connection description block diagram of blood pressure measuring device in the embodiment of the present invention;
Fig. 5 is the third connection description block diagram of blood pressure measuring device in the embodiment of the present invention;
Fig. 6 is that the embodiment of the present invention is pressurizeed, the sequential chart of decompression and pulse signal;
Wherein: 1-the first air bag, 2-the second air bag, 3-cuff, 4-sphygomanometer main frame, 5-the first trachea, 6-the second trachea, 7-balloon segment, 8-canned paragraph;
C1-the first airbag aeration or force value curve when disappointing, C2-the second airbag aeration or force value curve when disappointing.
The specific embodiment
Below in conjunction with accompanying drawing, describe the preferred embodiments of the present invention in detail.
Embodiment mono-
As depicted in figs. 1 and 2, the present embodiment provides a kind of fan-shaped cuff for blood pressure measurement, described cuff when blood pressure measurement around being bundled in measured's limbs position, described cuff comprises balloon segment 7, being shaped as of described balloon segment 7 is fan-shaped, described balloon segment 7 comprises long arc limit, short arc limit and is connected to two straight flanges of both sides, and the ratio L/l of described long arc limit and short arc limit arc length is a set-point between 1.2 to 1.6; The length ratio H/L on described straight flange and long arc limit is a set-point between 0.4 to 0.8; Described cuff 3 is around the rear stage body shape that forms of binding, and described cuff 3 is fixed on measured's limbs position by canned paragraph 8, and described long arc limit is positioned at the mobile upstream of arterial blood, and described short arc limit is positioned at the mobile downstream of arterial blood.Described cuff 3 balloon segment 7 comprise fan-shaped the first air bag 1 and fan-shaped the second air bag 2, described the first air bag 1 is positioned at described fan-shaped wider part, described the second air bag 2 is positioned at described fan-shaped narrower part, described fan-shaped the second air bag monolateral length of 2 straight flange and the monolateral length ratio H2/H1 of described fan-shaped the first air bag 1 straight flange are a set-point between 0.4 to 0.6, are preferably 0.5.
As shown in Fig. 3, Fig. 4 or Fig. 5, described the first air bag 1 is connected with the first pressure transducer in sphygomanometer main frame 4 by gas UNICOM parts, and described the second air bag 2 is connected with the second pressure transducer in sphygomanometer main frame 4 by gas UNICOM parts.Described gas UNICOM parts are that one or more parts in trachea, joint, switch valve, three-way air valve form.As shown in Figure 6, described sphygomanometer main frame 4 is carried out the blood pressure measurement process comprising the following steps:
A) the mean blood pressure value that the second air bag 2 is pressurized to tested tremulous pulse subtracts 10mmHg and average pressure value adds a force value between 20mmHg; The described mean blood pressure value that the second air bag 2 is pressurized to tested tremulous pulse subtracts the method that 10mmHg and average pressure value add a force value between 20mmHg, in to the process of the second air bag 2 pressurizations, detect in real time the pulse signal in the second air bag 2, when described pulse signal amplitude is increased to maximum by zero, while then starting to decline, stop pressurization.
B) the first air bag 1 is pressurized to a force value higher than tested systolic arterial pressure; The described method that the first air bag 1 is pressurized to higher than a force value of tested systolic arterial pressure is, in to the process of the first air bag 1 pressurization, the variation of the pulse signal amplitude in Real-Time Monitoring the second air bag 2, pulse signal amplitude in the second air bag 2 with the increase of the air pressure of the first air bag 1 from diminishing greatly, while finally disappearing, stop pressurization;
C) the first air bag 1 is slowly lost heart, at the first air bag 1, slowly lose heart in process, by the first pressure transducer, measure the air pressure constantly changing in the first air bag 1, and measure the pulse signal in the second air bag 2 by the second pressure transducer simultaneously, according to the air pressure in described pulse signal and the first air bag 1, determine tested arteriotony value.
Embodiment bis-
As depicted in figs. 1 and 2, the present embodiment provides a kind of fan-shaped cuff for blood pressure measurement, described cuff when blood pressure measurement around being bundled in measured's limbs position, described cuff comprises balloon segment 7, being shaped as of described balloon segment 7 is fan-shaped, described balloon segment 7 comprises long arc limit, short arc limit and is connected to two straight flanges of both sides, and the ratio L/l of described long arc limit and short arc limit arc length is a set-point between 1.2 to 1.6, is preferably 1.4; The length ratio H/L on described straight flange and long arc limit is a set-point between 0.4 to 0.8, is preferably 0.6; Described cuff 3 is around the rear stage body shape that forms of binding, and described cuff 3 is fixed on measured's limbs position by canned paragraph 8, and described long arc limit is positioned at the mobile upstream of arterial blood, and described short arc limit is positioned at the mobile downstream of arterial blood.The balloon segment 7 of described cuff 3 comprises fan-shaped the first air bag 1 and fan-shaped the second air bag 2, described the first air bag 1 is positioned at described fan-shaped wider part, described the second air bag 2 is positioned at described fan-shaped narrower part, described fan-shaped the second air bag monolateral length of 2 straight flange and the monolateral length ratio H2/H1 of described fan-shaped the first air bag 1 straight flange are a set-point between 0.4 to 0.6, are preferably 0.5.
As shown in Figure 6, described the first air bag 1 is connected with the first pressure transducer in sphygomanometer main frame 4 by gas UNICOM parts, described the second air bag 2 is connected with the second pressure transducer in sphygomanometer main frame 4 by gas UNICOM parts, and described sphygomanometer main frame 4 is carried out the blood pressure measurement process comprising the following steps:
A) the second air bag 2 is pressurized to tested tremulous pulse mean blood pressure value subtracts 10mmHg and average pressure value adds a force value between 20mmHg;
B) the first air bag 1 is slowly pressurizeed, in the slow pressure process of the first air bag 1, by the first pressure transducer, measure the air pressure constantly changing in the first air bag 1, and measure the pulse signal in the second air bag 2 by the second pressure transducer simultaneously, according to the air pressure in described pulse signal and the first air bag 1, determine tested arteriotony value.
Above content is further to convert in detail brightly in conjunction with concrete preferred implementation is made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention; make without departing from the inventive concept of the premise some alternative or obvious modification that are equal to; and performance or purposes identical, all should be considered as belonging to the present invention by the definite patent protection model of submitted to claims with.
Claims (10)
1. the fan-shaped cuff for blood pressure measurement, described cuff when blood pressure measurement around being bundled in measured's limbs position, it is characterized in that: described cuff comprises balloon segment, being shaped as of described balloon segment is fan-shaped, described balloon segment comprises long arc limit, short arc limit and is connected to two straight flanges of both sides, and the ratio of described long arc limit and short arc limit arc length is a set-point between 1.2 to 1.6; The length ratio on described straight flange and long arc limit is a set-point between 0.4 to 0.8; Described cuff is around the rear stage body shape that forms of binding, and described long arc limit is positioned at the mobile upstream of arterial blood, and described short arc limit is positioned at the mobile downstream of arterial blood.
2. the fan-shaped cuff for blood pressure measurement as claimed in claim 1, is characterized in that: the ratio of the arc length on described long arc limit and short arc limit is 1.4.
3. the fan-shaped cuff for blood pressure measurement as claimed in claim 1, is characterized in that: the monolateral length of described straight flange is 0.6 with the ratio of long arc edge lengths.
4. the fan-shaped cuff for blood pressure measurement as claimed in claim 1, it is characterized in that: described balloon segment comprises fan-shaped the first air bag and fan-shaped the second air bag, described the first air bag is positioned at the wider part of described fan-shaped balloon segment, described the second air bag is positioned at the narrower part of described fan-shaped balloon segment, and the monolateral length of described the second air bag straight flange and the monolateral length ratio of described the first air bag straight flange are a set-point between 0.4 to 0.6.
5. the fan-shaped cuff for blood pressure measurement as claimed in claim 4, is characterized in that: the monolateral length of described fan-shaped the second air bag straight flange and the monolateral length ratio of described fan-shaped the first air bag straight flange are 0.5.
6. the fan-shaped cuff for blood pressure measurement as claimed in claim 1, is characterized in that: described cuff is a wrist formula cuff, for measure arteriotony at human body wrist position.
7. the fan-shaped cuff for blood pressure measurement as claimed in claim 4, it is characterized in that: described the first air bag is connected with the first pressure transducer in sphygomanometer main frame by gas UNICOM parts, described the second air bag is connected with the second pressure transducer in sphygomanometer main frame by gas UNICOM parts, and described sphygomanometer main frame is carried out the blood pressure measurement process comprising the following steps:
A) the second gasbag pressurizes is arrived to a force value between tested systolic arterial pressure and diastolic pressure, or the mean blood pressure value of tested tremulous pulse subtracts 10mmHg and average pressure value adds a force value between 20mmHg, or a force value, makes the pulse signal amplitude detecting in the second air bag when this force value be greater than a set-point;
B) the first gasbag pressurizes is arrived to a force value higher than tested systolic arterial pressure;
C) the first air bag is slowly lost heart, at the first air bag, slowly lose heart in process, by the first pressure transducer, measure the air pressure constantly changing in the first air bag, and measure the pulse signal in the second air bag by the second pressure transducer simultaneously, according to the air pressure in described pulse signal and the first air bag, determine tested arteriotony value.
8. the fan-shaped cuff for blood pressure measurement as claimed in claim 7, it is characterized in that: describedly by the first gasbag pressurizes, to the method for a force value higher than tested systolic arterial pressure, be, in to the process of the first gasbag pressurizes, the variation of the pulse signal amplitude in Real-Time Monitoring the second air bag, pulse signal amplitude in the second air bag with the increase of the air pressure of the first air bag from diminishing greatly, while finally disappearing, stop pressurization.
9. the fan-shaped cuff for blood pressure measurement as claimed in claim 4, it is characterized in that: described the first air bag is connected with the first pressure transducer in sphygomanometer main frame by gas UNICOM parts, described the second air bag is connected with the second pressure transducer in sphygomanometer main frame by gas UNICOM parts, and described sphygomanometer main frame is carried out the blood pressure measurement process comprising the following steps:
A) the second gasbag pressurizes is subtracted to 10mmHg and average pressure value adds a force value between 20mmHg to tested tremulous pulse mean blood pressure value;
B) the first air bag is slowly pressurizeed, in the slow pressure process of the first air bag, by the first pressure transducer, measure the air pressure constantly changing in the first air bag, and measure the pulse signal in the second air bag by the second pressure transducer simultaneously, according to the air pressure in described pulse signal and the first air bag, determine tested arteriotony value.
10. the fan-shaped cuff for blood pressure measurement as described in claim 7 or 9, it is characterized in that: describedly the second gasbag pressurizes is subtracted to the method that 10mmHg and average pressure value add a force value between 20mmHg to the mean blood pressure value of tested tremulous pulse be, in to the process of the second gasbag pressurizes, detect in real time the pulse signal in the second air bag, when described pulse signal amplitude is increased to maximum by zero, while then starting to decline, stop pressurization.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310543601.2A CN103705227B (en) | 2013-11-06 | 2013-11-06 | For the fan-shaped cuff of blood pressure measurement |
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| CN201310543601.2A CN103705227B (en) | 2013-11-06 | 2013-11-06 | For the fan-shaped cuff of blood pressure measurement |
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| CN103705227A true CN103705227A (en) | 2014-04-09 |
| CN103705227B CN103705227B (en) | 2016-01-06 |
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| CN201310543601.2A Expired - Fee Related CN103705227B (en) | 2013-11-06 | 2013-11-06 | For the fan-shaped cuff of blood pressure measurement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015067173A1 (en) * | 2013-11-06 | 2015-05-14 | 康尚医疗技术（丹阳）有限公司 | Pulse signal checking method and blood pressure measuring device |
| CN106691421A (en) * | 2016-11-28 | 2017-05-24 | 深圳市永盟智能信息系统有限公司 | Integrated wearable electronic sphygmomanometer and cuff thereof |
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| CN203169163U (en) * | 2013-02-06 | 2013-09-04 | 滨州医学院附属医院 | Taper-shaped cuff |
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2013
- 2013-11-06 CN CN201310543601.2A patent/CN103705227B/en not_active Expired - Fee Related
Patent Citations (7)
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| US20020147401A1 (en) * | 2001-04-04 | 2002-10-10 | Colin Corporation | Continuous blood-pressure monitoring apparatus |
| JP2009284965A (en) * | 2008-05-27 | 2009-12-10 | Omron Healthcare Co Ltd | Blood pressure information measuring instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015067173A1 (en) * | 2013-11-06 | 2015-05-14 | 康尚医疗技术（丹阳）有限公司 | Pulse signal checking method and blood pressure measuring device |
| CN106691421A (en) * | 2016-11-28 | 2017-05-24 | 深圳市永盟智能信息系统有限公司 | Integrated wearable electronic sphygmomanometer and cuff thereof |
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| CN103705227B (en) | 2016-01-06 |
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