CN105935293A - Sphygmomanometer without stethoscope for actual measurement and measurement method thereof - Google Patents
Sphygmomanometer without stethoscope for actual measurement and measurement method thereof Download PDFInfo
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- CN105935293A CN105935293A CN201610063747.0A CN201610063747A CN105935293A CN 105935293 A CN105935293 A CN 105935293A CN 201610063747 A CN201610063747 A CN 201610063747A CN 105935293 A CN105935293 A CN 105935293A
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- pressure
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- stethoscope
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
- A61B5/02208—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers using the Korotkoff method
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/02141—Details of apparatus construction, e.g. pump units or housings therefor, cuff pressurising systems, arrangements of fluid conduits or circuits
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
- A61B5/02233—Occluders specially adapted therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
- A61B5/0225—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers the pressure being controlled by electric signals, e.g. derived from Korotkoff sounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0247—Pressure sensors
Abstract
The invention relates to the field of measurement of blood pressure of human bodies and provides a sphygmomanometer without a stethoscope for actual measurement. The sphygmomanometer comprises a sphygmomanometer body and a cuff. The body comprises a machine box and an upper cover. An air bag is arranged in the cuff and connected with a charging and discharging device. A data processing unit and a pressure sensor are arranged in the machine box. The upper cover is provided with an indication light column, a lighting unit and a sounding unit connected with a data processing unit. The air bag is connected with a catheter. The pressure sensor is used for directly acquiring pressure value of gas in an air-guiding pipe and simultaneous pressure fluctuations syncs with kororkoff sounds. After processing of the data processing unit, pressure value is displayed by the indication light column and the lighting unit flashes to display simultaneous pressure fluctuations syncs with kororkoff sounds at the same time and the sounding unit is used for making simulated kororkoff sounds. The sphygmomanometer without the stethoscope for actual measurement has the principle of kororkoff sounds and automatically recognizes kororkoff sounds. The defects of a conventional sphygmomanometer such as inconvenience and inaccurate measurement results are overcome so that accurate blood pressure measurement can be achieved.
Description
Technical field
The present invention relates to human blood-pressure fields of measurement, be specifically related to a kind of actual measurement without stethoscope sphygomanometer and survey thereof
Metering method.
Background technology
Blood pressure is endovascular blood pressure when flowing through blood vessel, i.e. pressure.Blood pressure is the physiology that body weight for humans is wanted
One of parameter, is the important evidence of therapeutic effect of diagnosing the illness clinically, observe.Along with living standard not
Disconnected raising and the raising of urban ageing ratio, the family oriented of medical treatment detection device has been increasingly becoming trend.
Hypertension be cardiovascular and cerebrovascular disease the most certainly and one of most important risk factor, therefore blood pressure measurement exists
Clinical diagnosis and family health care occupy the most important position.
1905, Russia scholar Ke Luotekefu found, with cuff colligation upper arm and pressurize, by brachial artery blood
Pipe shrivels, and reduces pressure the most again, along with the reduction of external pressure, can hear blood flow the stethoscope in cuff
Again the friction Tong Bu with pulse, impulsive sound are sent after washing blood vessel open.Due to the importance of this discovery, this
Plant friction, impulsive sound is just named as Korotkoff's Sound.Sphygmomanometry based on above-mentioned discovery is Korotkoff's Sound method,
Its measurement process is with cuff interruption artery blood flow, the most slowly exits, listens to Korotkoff's Sound with stethoscope simultaneously,
Beginning can hear powerful Korotkoff's Sound, the most slowly lightens, until disappearing.Hear Korotkoff's Sound for the first time
Time corresponding high pressure shrink pressure exactly；Continuing venting, what last sound Korotkoff's Sound was corresponding is exactly diastolic pressure.Ke
Family name's sound method is the standardized method that clinical blood pressure measurement is the most general.But the sphygomanometer of existing employing the method,
Exist measure accurate not, operate more complicated, measurement cannot be completed alone, and measurement result depends on
The subjectivity of people, repeatability is poor, easily by deficiencies such as ambient noise interference.
It addition, traditional Korotkoff's Sound method sphygomanometer uses stethoscope to listen to Korotkoff's Sound, after sentence through brain response
Disconnected, then read measurement numerical value through eyes, there is the delay in a response time between this, thus cause measurement
Error, and different people can produce different errors, causes measurement result inaccurate.Accordingly, it would be desirable to knot
Close the sphygomanometer of Korotkoff's Sound method principle design measurement method, to reach to measure accurately, and measurement result intuitive display,
Convenient reading, practical and convenient purpose.
Summary of the invention
Present invention solves the technical problem that and be to provide a kind of actual measurement without stethoscope sphygomanometer, pressed by high accuracy
The pulse pressure fluctuation of force transducer actual measurement aerial conduction, and shown in real time by display unit, thus not
With completing accurate blood pressure measurement in the case of stethoscopic, simple in construction and practical and convenient.
In order to solve the problems referred to above, present invention employs following technical scheme:
A kind of actual measurement is without stethoscope sphygomanometer, including sphygomanometer main body and cuff, described main body include machine box with
Upper cover, the inside of described cuff is provided with air bag, and described air bag connects aerating and exhaust device, sets in described machine box
Have data processing unit and connect the pressure transducer of described data processing unit, described on cover and be provided with instruction
Light beam, luminescence unit and pronunciation unit, described instruction light beam, luminescence unit and pronunciation unit connect described number
According to processing unit；
Described air bag connecting tube, the force value of described pressure transducer gas in the direct collection tube and
The temporal pressure fluctuations Tong Bu with Korotkoff's Sound, described data processing unit is used for processing described pressure transducer and adopts
The data of collection, described instruction light beam force value after showing process, described luminescence unit is used for synchronizing to dodge
The temporal pressure fluctuations Tong Bu with Korotkoff's Sound described in bright display, described pronunciation unit sends simulation for synchronization
Korotkoff's Sound.
Preferably, described pressure transducer is that pressure resistance type strains pressure transducer, and its measuring circuit should by resistance
Become sheet to form according to Wheatstone bridge principle.
Preferably, described data processing unit includes central data processor and AD conversion and filter and amplification list
Unit, described AD conversion and filter and amplification unit are located between described pressure transducer and central data processor.
Further, also include that display unit, described display unit include display screen one, display screen two, cut
Changing button and display lamp, described display screen one measures the pressure value obtained, described display screen dual-purpose for showing
Measure the heart rate value obtained in display, described switching push button is for switching the measurement unit of display screen one, described
Display lamp measurement unit after indicating switching.
Preferably, described display screen one and display screen two are LED display or digital screen or LCD display
Or OLED display screen.
Further, described instruction light beam is LED light post, and described LED light post includes by direct insertion unit device
The LED that part LED light post or SMD components and parts LED light post or chip type components and parts LED light post are constituted puts down
Face light beam or LED convex light beam；Described luminescence unit is LED light；Described pronunciation unit is piezoelectricity
Loudspeaker or moving-coil loudspeaker or piezoelectric buzzer.
Preferably, described instruction light beam is monochromatic light beam, or uses different colors to indicate different blood pressures
Scope, green instruction safety value, yellow instruction proximity values, red instruction dangerous values.
Further, described instruction light beam shows respectively the corresponding Article 1 light beam line shrinking pressure and correspondence are relaxed
Open on the Article 2 light beam line of pressure, the position of described Article 1 light beam line and Article 2 light beam line and display screen one
The measurement numerical value of display is corresponding.
Further, described instruction light beam shows some continuous print light beam lines, wherein, Article 1 light beam
Line correspondence shrinks pressure, the last item light beam line correspondence diastolic pressure, described Article 1 light beam line and the last item light
The position of post line is corresponding with the measurement numerical value of display on display screen one.
Preferably, the receiving chamber for placing cuff and aerating and exhaust device it is provided with in described machine box.
Preferably, described aerating and exhaust device is manually or electrically aerating and exhaust device.
Further, also including clock unit, described clock unit is when time showing and blood pressure measurement
Between timed reminding.
Further, also including wireless communication unit and remote terminal, described wireless communication unit connects described
Data processing unit, for being transferred directly to remote terminal or being transferred to long-range end by network by measurement data
End, described remote terminal is for display or processes the measurement data received further.
Present invention also offers the method using above-mentioned actual measurement to take blood pressure without stethoscope blood pressure measuring, including such as
Lower step:
Step one, opens sphygomanometer, is enclosed by cuff above human body upper arm crook, is given by aerating and exhaust device
Airbag aeration in cuff, interruption artery blood flow；
Step 2, uniform speed slow venting, the force value of gas in the conduit of pressure transducer collection communicated air bags,
By instruction Bar graphic display force value after data processing unit processes；
Step 3, in pressure transducer collection tube gas because of artery blood flow go into circulation produce and Korotkoff's Sound
The temporal pressure fluctuations synchronized, by luminescence unit synchronous flashing luminescence display after data processing unit processes,
And synchronize to send simulation Korotkoff's Sound by pronunciation unit；
Step 4, the flicker for the first time of record luminescence unit and pronunciation unit synchronize to send described instruction during Korotkoff's Sound
The force value that light beam is corresponding is pressed as shrinking, and luminescence unit flashes for the last time and the unit that pronounces synchronizes to send Ke
Indicate the force value that light beam is corresponding as diastolic pressure during family name's sound；And according to the week of the temporal pressure fluctuations collected
Phase calculates heart rate.
Further, also include being shown the contraction pressure recorded and diastolic pressure and heart rate by display unit
Step.
Further, also include: while pressure and diastolic pressure are shunk in display unit display, at instruction light beam
Upper display presses corresponding Article 1 light beam line and the Article 2 light beam line corresponding with diastolic pressure with shrinking.
Further, also include: while pressure and diastolic pressure are shunk in display unit display, at instruction light beam
Some continuous print light beam lines of upper display, wherein, Article 1 light beam line correspondence shrinks pressure, the last item light beam
Line correspondence diastolic pressure.
Further, also include blood pressure measurement time alarm step, and by the contraction pressure recorded, diastolic pressure
It is transferred directly to remote terminal or by wireless communication unit through network transmission by wireless communication unit with heart rate
To remote terminal, and the step being shown by remote terminal or processing further.
The actual measurement of the present invention, without stethoscope sphygomanometer, when measuring blood pressure, uses highly sensitive pressure sensing
Device directly gathers the force value of gas in the conduit connected with the air bag in cuff, and then obtains air bag inflation/deflation
During continually varying force value, this force value by instruction Bar graphic display out.On the other hand, start
After pressurizeing due to cuff during venting, brachial artery blood vessel is shriveled, blood vessel there is no blood flow, the most now in air bag
The force value of air is stable and continuous change, does not has pressure oscillation.During air bag deflation, along with pressure
The reduction of power, the blood flow in blood vessel sends the friction Tong Bu with pulse, impulsive sound, i.e. after again washing blood vessel open
Korotkoff's Sound；In the process, because of blood flow circulation and the deformation of blood vessel so that in air bag, the pressure of air produces
One temporal pressure fluctuations, this temporal pressure fluctuations is Tong Bu with Korotkoff's Sound.Pressure transducer gathers this instantaneous pressure
After fluctuation, treated device processes, and is shown by luminescence unit synchronous flashing, and by pronunciation unit
Synchronize to send the Korotkoff's Sound of simulation.Along with deflation course is persistently carried out, the air pressure in air bag gradually reduces,
The deformation of blood vessel gradually recovers, and the blood flow in blood vessel gradually recovers normal, the instantaneous pressure ripple of gas in air bag
Dynamic more and more less；When pressure transducer collects last temporal pressure fluctuations, luminescence unit is carried out
A rear synchronous flashing, pronunciation unit synchronizes to send last acoustic simulation Korotkoff's Sound.So far, measurement terminates,
The force value that when flicker for the first time of record luminescence unit and pronunciation unit sounding for the first time, instruction light beam is corresponding is for receiving
Contractive pressure, the pressure that luminescence unit flashes for the last time and instruction light beam is corresponding during the unit that pronounces last sounding
Value is diastolic pressure.By ratio card check and correction and regulation Sensitivity in Pressure Sensors, measured knot accurately
Really.It can be seen that the actual measurement of the present invention is without stethoscope sphygomanometer, its principle is Korotkoff's Sound method, but contrast is existing
Some Korotkoff's Sound method sphygomanometers, do not use stethoscope, it is achieved that the automatic identification of Korotkoff's Sound, thus overcome
Existing band stethoscopic Korotkoff's Sound method sphygomanometer measures inconvenient, the coarse defect of measurement result, real
The most accurate blood pressure measurement.
The actual measurement of the present invention is without stethoscope sphygomanometer, and its pressure transducer uses pressure resistance type strain pressure transducer,
Measuring circuit is made up of according to Wheatstone bridge principle resistance strain gage, can collect small pressure accurately
Power changes, and after AD conversion and filter and amplification unit and central data processor process, can accurately catch
The air bag caused because of arterial blood flow after deforming to blood vessel constriction and the temporal pressure fluctuations leading air in tube,
And by luminescence unit with pronunciation unit process out.Further, it is also possible to being measured by blood pressure
The measuring and calculating of heart rate.After being measured, measurement result is shown by display unit, and the person of being convenient for measuring reads.
The display mode of blood pressure measurement uses two kinds of units of mmHg and KPa, can any switching laws, it is adaptable to no
Same country.Contrast traditional human ear and hear Korotkoff's Sound by stethoscope, then made by brain and sentencing
Disconnected, after read force value through eyes, the sphygomanometer measurement error of the present invention is less, and result is more accurate.
The actual measurement of the present invention, without stethoscope sphygomanometer, uses instruction light beam to coordinate display unit display measurement result.
Concrete, may refer to show and on light beam, show the of the corresponding Article 1 light beam line shrinking pressure and correspondence diastolic pressure
Article two, light beam line, it is also possible to be to show some continuous print light beam lines, wherein, Article 1 light on instruction light beam
Post line correspondence shrinks pressure, the last item light beam line correspondence diastolic pressure.The position pair of the light beam line on instruction light beam
Having answered on display unit the measurement result of display, both combine so that measurement result show and becomes apparent from intuitively,
Reading more convenient, Consumer's Experience is more preferable.Further, instruction light beam can also use different colors to indicate
Different blood pressure ranges, green instruction safety value, yellow instruction proximity values, red instruction dangerous values, instruction
Effect is more preferable.
The actual measurement of the present invention is without stethoscope sphygomanometer, and its display device is LED display or digital screen or LCD
Display screen or OLED display screen, instruction light beam is LED light post, and display lamp is LED light, display
Effect is clear and energy-conserving and environment-protective.Described LED light post and LED light are arranged on and cover, described upper cover
One end is hinged on machine box, opens during use, and the used time is not folded in machine box.It is additionally provided with appearance in described machine box
Receive chamber, be used for holding cuff and aerating and exhaust device, compact conformation, good looking appearance, it is simple to marketing.
The actual measurement of the present invention, without stethoscope sphygomanometer, also includes clock unit, is used for showing time, Yi Jishe
The prompting user that fixes time measures blood pressure, it is simple to old people or the people working busy use.
The actual measurement of the present invention, without stethoscope sphygomanometer, also includes wireless communication unit and remote terminal, channel radio
Letter unit connects data processing unit, directly or by network, measurement result can be sent to remote terminal, enter
And show on remote terminal or process measurement result further, facilitate relatives or doctor's tracking and monitoring is measured
The blood pressure situation of person, can process when occurring unexpected in time.Common, remote terminal can be smart mobile phone
In hand-held intelligent equipment or the computer of medical worker.
The method that the above-mentioned actual measurement of use of the present invention is taken blood pressure without stethoscope blood pressure measuring, have employed Korotkoff's Sound method
Principle, measures accurately, strong adaptability, and avoids the subjectivity of people because using stethoscope to cause, repetition
Property error and ambient noise interference error, it is convenient to measure, and has good practicality.Gauger can facilitate
Carry out blood pressure measurement, measurement result is accurate, and display is clear, and can remotely monitor, it is simple to promotes and makes
With.
Accompanying drawing explanation
Fig. 1 is the actual measurement appearance schematic diagram without one embodiment of stethoscope sphygomanometer of the present invention；
Fig. 2 is the actual measurement each module connection schematic block diagram without stethoscope sphygomanometer of the present invention；
Description of reference numerals: 1-upper cover, 2-machine box, 20-accommodates chamber, 3-cuff, 4-conduit, and 5-inflation/deflation fills
Putting, 51-air escape cock, 6-indicates light beam, 7-luminescence unit, and 8-pronounces unit, 91-display screen one, and 92-shows
Display screen two, 93-switching push button, 94-display lamp, 10-on and off switch, 11-clock unit.
Detailed description of the invention
In order to be further appreciated by the present invention, below in conjunction with embodiment, the preferred embodiment of the invention is described,
It is understood that these describe simply for further illustrating the features and advantages of the present invention rather than to this
The restriction of invention claim.
The invention provides a kind of actual measurement without stethoscope sphygomanometer, measure blood pressure for clinical or family and use.
As it is shown in figure 1, in one embodiment of the invention, a kind of actual measurement without stethoscope sphygomanometer, including
Sphygomanometer main body and cuff 3, main body includes upper cover 1 and machine box 2, and the inside of cuff 3 is provided with air bag, air bag
Connecting has aerating and exhaust device 5, aerating and exhaust device 5 to be provided with knob air escape cock 51.Filling in the present embodiment
Means of deflation is inflatable ball, and in a further embodiment, aerating and exhaust device can also be electronic aerating and exhaust device.
Being additionally provided with one end conduit in communication 4 on air bag, the other end of conduit 4 is located in machine box 2.Upper cover 1
One end is hinged on machine box 2, opens during use, and the used time is not folded in machine box 2.In described machine box 2 also
It is provided with receiving chamber 20, is used for holding cuff 3 and aerating and exhaust device 5, compact conformation, good looking appearance.Machine box 2
Side be provided with on and off switch 10, power supply can be battery or external dc power.
It is provided with data processing unit in machine box 2 and connects the pressure transducer of data processing unit.Concrete,
Data processing unit includes central data processor and AD conversion and filter and amplification unit, wherein AD conversion
And filter and amplification unit is located between pressure transducer and central data processor.Pressure transducer is for directly
The force value of gas and the temporal pressure fluctuations Tong Bu with Korotkoff's Sound, data process when measuring in collection tube 4
Unit is for the data of processing pressure sensor acquisition.
Preferably, the pressure transducer in the present invention be pressure resistance type strain pressure transducer, its measuring circuit by
Resistance strain gage forms according to Wheatstone bridge principle, can collect small pressure change, warp accurately
After AD conversion and filter and amplification unit and central data processor process, compressive deformation can accurately be captured
The air bag caused because of arterial blood flow in blood vessel and the temporal pressure fluctuations leading air in tube.In actual survey
In amount, this temporal pressure fluctuations is Tong Bu with Korotkoff's Sound, such that it is able to measure blood pressure according to Korotkoff's Sound method principle.
Upper cover 1 is provided with instruction light beam 6, luminescence unit 7 and pronunciation unit 8, wherein indicates light beam 6, sends out
Light unit 7 and pronunciation unit 8 are all connected with the data processing unit in machine box 2.Preferably, instruction light beam 6
For LED light post, try LED light post or chip type LED including by straight cutting examination LED light post or LED paster
The LED plane light beam of light beam composition or LED convex light beam；Luminescence unit is LED light；Pronunciation is single
Unit is piezoelectric loudspeaker or moving-coil loudspeaker or piezoelectric buzzer.
Cuff in use, is enclosed above human body upper arm crook, passes through charge and discharge by the sphygomanometer in the present embodiment
Device of air is to the airbag aeration in cuff, interruption artery blood flow；Uniform speed slow venting, pressure transducer afterwards
The force value of gas in the conduit of collection communicated air bags, is shown by instruction light beam after data processing unit processes
Illustrate；And showing the temporal pressure fluctuations Tong Bu with Korotkoff's Sound by luminescence unit synchronous flashing, pronunciation is single
Unit synchronizes to send simulation Korotkoff's Sound.The flicker for the first time of record luminescence unit and pronunciation unit synchronize to send simulation Ke
Indicating force value corresponding to light beam as shrinking pressure during family name's sound, luminescence unit flashes and pronounces unit for the last time
The force value that when synchronizing to send simulation Korotkoff's Sound, instruction light beam is corresponding is as diastolic pressure；Such that it is able to record tested
The pressure value of amount person, and heart rate value can be gone out according to the computation of Period of the temporal pressure fluctuations collected.It is measured
Principle is Korotkoff's Sound method, but contrasts existing Korotkoff's Sound method sphygomanometer, does not use stethoscope, it is achieved that Ke
The automatic identification of family name's sound, thus overcome existing band stethoscopic Korotkoff's Sound method sphygomanometer measure inconvenient,
The coarse defect of measurement result, it is achieved that more accurate blood pressure measurement.Contrast traditional human ear by listening
Examine device and hear sound, then judged by brain, after through eyes read force value, the blood pressure of the present invention
Meter measurement error is less, and result is more accurate.
Preferably, the instruction light beam in the present embodiment uses the blood pressure model that different color instructions is different
Enclose, green instruction safety value, yellow instruction proximity values, red instruction dangerous values.
As further improving, the sphygomanometer in the present embodiment, also include the display being located at upper cover 1 bottom
Unit, including display screen 1, display screen 2 92, switching push button 93 and display lamp 94.Wherein, display
Screen one measures, for showing, the pressure value obtained, and display screen two measures, for showing, the heart rate value obtained, switching
Button is for switching the measurement unit of display screen one, and display lamp measurement unit after indicating switching is mmHg
Or KPa, it is adaptable to different countries.Preferably, display screen one and display screen two show for LED
Display screen or digital screen or LCD display or OLED display screen.After being measured, measurement result is by display
Unit shows, the person of being convenient for measuring reads.
As further improving, in the present embodiment, LED instruction light beam is used to coordinate display unit display to survey
Amount result.Concrete, instruction light beam shows the corresponding Article 1 light beam line shrinking pressure and corresponding diastolic pressure
Article 2 light beam line, the position of described Article 1 light beam line and Article 2 light beam line and display screen one show
Blood pressure measurement numerical value corresponding.
Or, in a further embodiment, it is also possible to be to show some continuous print light beam lines on instruction light beam,
Wherein, Article 1 light beam line correspondence shrinks pressure, the last item light beam line correspondence diastolic pressure, described Article 1 light
Post line is corresponding with the blood pressure measurement numerical value of display on display screen one with the position of the last item light beam line.
Using said method, measurement result can be made to show and become apparent from intuitively, the person of being convenient for measuring reads and record number
According to.
As further improving, the actual measurement in the present embodiment, without stethoscope sphygomanometer, is additionally provided with clock unit
11.This clock unit can show the time, it is also possible to sets time alarm user and measures blood pressure, it is simple to be old
People or the people working busy use.
As further improving, the sphygomanometer in the present embodiment, also include that wireless communication unit is with the most whole
End, wireless communication unit connects data processing unit, for measurement data is transferred directly to remote terminal or
It is transferred to remote terminal by network, and then shows on remote terminal or process measurement result further, side
Relatives or the blood pressure situation of doctor tracking and monitoring gauger, can process in time when occurring unexpected.
Traditional employing stethoscopic Korotkoff's Sound method sphygomanometer, human ear is heard sound by stethoscope, then is passed through
Brain judges, after through eyes read force value, because of the difference of survey crew, there is bigger error.
And the actual measurement of the present invention is without stethoscope sphygomanometer, its highly sensitive pressure transducer directly gather with in cuff
Air bag connection conduit in the force value of gas, and then become continuously during obtaining the air bag deflation in cuff
The force value changed and the instantaneous pressure change caused because of arterial blood flow, logical after data processing unit processes
Cross instruction Bar graphic display continually varying force value, and become by luminescence unit synchronous flashing display instantaneous pressure
Changing, pronunciation unit synchronizes to send simulation Korotkoff's Sound, and final measurement shows at display unit.It is former
Reason is Korotkoff's Sound method, but contrasts traditional Korotkoff's Sound method sphygomanometer, does not use stethoscope, it is achieved that Ke Shi
The automatic identification of sound, thus overcome existing band stethoscopic Korotkoff's Sound method sphygomanometer and measure inconvenient, survey
The amount coarse defect of result, it is achieved more accurate blood pressure measurement.Measurement result can also remotely be monitored,
It is easy to promote and use.
The method using above-mentioned actual measurement to take blood pressure without stethoscope blood pressure measuring, comprises the steps:
Step one, opens sphygomanometer, is enclosed by cuff above human body upper arm crook, is given by aerating and exhaust device
Airbag aeration in cuff, interruption artery blood flow；
Step 2, uniform speed slow venting, the force value of gas in the conduit of pressure transducer collection communicated air bags,
By instruction Bar graphic display force value after data processing unit processes；
Step 3, in pressure transducer collection tube gas because of artery blood flow go into circulation produce and Korotkoff's Sound
The temporal pressure fluctuations synchronized, by luminescence unit synchronous flashing luminescence display after data processing unit processes,
And synchronize to send simulation Korotkoff's Sound by pronunciation unit；
Step 4, the flicker for the first time of record luminescence unit and pronunciation unit synchronize to send described instruction during Korotkoff's Sound
The force value that light beam is corresponding is pressed as shrinking, and luminescence unit flashes for the last time and the unit that pronounces synchronizes to send Ke
Indicate the force value that light beam is corresponding as diastolic pressure during family name's sound；And according to the week of the temporal pressure fluctuations collected
Phase calculates heart rate.
Step 5, is shown the contraction pressure recorded and diastolic pressure and heart rate by display unit.
Further, display unit display shrink pressure and diastolic pressure while, instruction light beam on display with
Shrink and press corresponding Article 1 light beam line and the Article 2 light beam line corresponding with diastolic pressure.
Or, while pressure and diastolic pressure are shunk in display unit display, instruction light beam shows some
Continuous print light beam line, wherein, Article 1 light beam line correspondence shrinks pressure, the last item light beam line correspondence diastolic pressure.
Further, step 6 is also included: the contraction pressure recorded and diastolic pressure and heart rate are passed through radio communication
Unit is transferred directly to remote terminal or is transferred to remote terminal by wireless communication unit through network, and by far
Journey terminal demonstration or process further.Common, remote terminal can be the hand-held intelligent equipment such as smart mobile phone
Or the computer of medical worker.It the present embodiment is smart mobile phone.
It is with cuff interruption artery blood flow that Korotkoff's Sound method measures blood pressure, the most slowly exits, uses stethoscope simultaneously
Listen to Korotkoff's Sound, powerful Korotkoff's Sound can be heard during beginning, the most slowly lighten, until disappearing.The
High pressure corresponding when once hearing Korotkoff's Sound shrinks pressure exactly；Continuing venting, last sound Korotkoff's Sound is corresponding
It it is exactly diastolic pressure.
It can be seen that the measuring method of the present invention have employed Korotkoff's Sound method principle.But do not use stethoscope,
But directly gather pressure oscillation Tong Bu with Korotkoff's Sound in air bag and conduit by high-precision pressure sensor,
Achieve the automatic identification of Korotkoff's Sound, measure accurately, strong adaptability, and avoid because using stethoscope to cause
The subjectivity of people, repeatability error and ambient noise interference error, it is convenient to measure, and has good practicality
Property.Measurement result combines instruction Bar graphic display by display unit, it is simple to gauger the most clearly reads also
Record measurement result；Also can be shown by remote terminal or process further, it is simple to relatives or medical staff monitors
The measured blood pressure data, and then infer its health status.
The explanation of above example is only intended to help to understand method and the core concept thereof of the present invention.Should refer to
Go out, for those skilled in the art, under the premise without departing from the principles of the invention, also
The present invention can be carried out some improvement and modification, these improve and modify and also fall into the claims in the present invention
In protection domain.
Claims (18)
1. actual measurement is without a stethoscope sphygomanometer, and including sphygomanometer main body and cuff (3), described main body includes
Machine box (2) and upper cover (1), the inside of described cuff (3) is provided with air bag, and described air bag connects charge and discharge
Device of air (5), it is characterised in that:
It is provided with data processing unit in described machine box (2) and connects the pressure transducer of described data processing unit,
Described upper cover (1) is provided with instruction light beam (6), luminescence unit (7) and pronunciation unit (8), described finger
Show that light beam (6), luminescence unit (7) and pronunciation unit (8) connect described data processing unit；
Described air bag connecting tube (4), described pressure transducer is for direct collection tube (4) interior gas
Force value and the temporal pressure fluctuations Tong Bu with Korotkoff's Sound, described data processing unit is used for processing described pressure
The data of sensor acquisition, the described instruction light beam (6) force value after showing process, described luminous single
Unit (7) for synchronous flashing show described in the temporal pressure fluctuations Tong Bu with Korotkoff's Sound, described pronunciation unit
(8) simulation Korotkoff's Sound is sent for synchronization.
2. survey without stethoscope sphygomanometer as claimed in claim 1, it is characterised in that: described pressure sensing
Device be pressure resistance type strain pressure transducer, its measuring circuit by resistance strain gage according to Wheatstone bridge principle group
Become.
3. survey without stethoscope sphygomanometer as claimed in claim 1, it is characterised in that: described data process
Unit includes central data processor and AD conversion and filter and amplification unit, described AD conversion and filter and amplification
Unit is located between described pressure transducer and central data processor.
4. survey without stethoscope sphygomanometer as claimed in claim 1, it is characterised in that: also include that display is single
Unit, described display unit includes display screen one (91), display screen two (92), switching push button (93) and refers to
Showing that lamp (94), described display screen one measure, for showing, the pressure value obtained, described display screen two is used for showing
Measuring the heart rate value obtained, described switching push button is for switching the measurement unit of display screen one, described display lamp
Measurement unit after indicating switching.
5. survey without stethoscope sphygomanometer as claimed in claim 4, it is characterised in that: described display screen one
And display screen two (92) is LED display or digital screen or LCD display or OLED shows (91)
Screen.
6. survey without stethoscope sphygomanometer as claimed in claim 1, it is characterised in that: described instruction light beam
(6) being LED light post, described LED light post includes by direct insertion components and parts LED light post or SMD unit device
LED plane light beam that part LED light post or chip type components and parts LED light post are constituted or LED convex light beam；
Described luminescence unit is LED light；Described pronunciation unit is piezoelectric loudspeaker or moving-coil loudspeaker or piezoelectricity honeybee
Ring device.
7. survey without stethoscope sphygomanometer as claimed in claim 6, it is characterised in that: described instruction light beam
For monochromatic light beam, or use the different blood pressure range of different color instructions, green instruction safety value, yellow
Color instruction proximity values, red instruction dangerous values.
8. survey without stethoscope sphygomanometer as claimed in claim 4, it is characterised in that: described instruction light beam
The upper Article 2 light beam line showing the corresponding Article 1 light beam line shrinking pressure and corresponding diastolic pressure respectively, described the
Article one, light beam line is corresponding with the measurement numerical value of display on display screen one with the position of Article 2 light beam line.
9. survey without stethoscope sphygomanometer as claimed in claim 4, it is characterised in that: described instruction light beam
Some continuous print light beam lines of upper display, wherein, Article 1 light beam line correspondence shrinks pressure, the last item light beam
Line correspondence diastolic pressure, the position of described Article 1 light beam line and the last item light beam line and display screen one show
Measurement numerical value corresponding.
10. survey without stethoscope sphygomanometer as claimed in claim 1, it is characterised in that: described machine box (2)
Inside it is provided with the receiving chamber (20) for placing cuff and aerating and exhaust device.
11. survey as claimed in claim 1 without stethoscope sphygomanometer, it is characterised in that: described inflation/deflation
Device (5) is manually or electrically aerating and exhaust device.
12. survey as claimed in claim 1 without stethoscope sphygomanometer, it is characterised in that: also include clock
Unit (11), described clock unit is used for time showing and the timed reminding of blood pressure measurement time.
13. actual measurements as described in any one of claim 1-12 are without stethoscope sphygomanometer, it is characterised in that: also
Including wireless communication unit and remote terminal, described wireless communication unit connects described data processing unit, uses
In measurement data being transferred directly to remote terminal or being transferred to remote terminal, described remote terminal by network
For showing or processing the measurement data received further.
14. use the method that the actual measurement as any one of claim 1-13 is taken blood pressure without stethoscope blood pressure measuring,
It is characterized in that, comprise the steps:
Step one, opens sphygomanometer, is enclosed by cuff above human body upper arm crook, is given by aerating and exhaust device
Airbag aeration in cuff, interruption artery blood flow；
Step 2, uniform speed slow venting, the force value of gas in the conduit of pressure transducer collection communicated air bags,
By instruction Bar graphic display force value after data processing unit processes；
Step 3, in pressure transducer collection tube gas because of artery blood flow go into circulation produce and Korotkoff's Sound
The temporal pressure fluctuations synchronized, by luminescence unit synchronous flashing luminescence display after data processing unit processes,
And synchronize to send simulation Korotkoff's Sound by pronunciation unit；
Step 4, records luminescence unit flicker for the first time and pronunciation unit synchronizes to send described in when simulating Korotkoff's Sound
The force value that instruction light beam is corresponding is pressed as shrinking, and luminescence unit flashes for the last time and the unit that pronounces synchronizes to send out
The force value that when going out to simulate Korotkoff's Sound, instruction light beam is corresponding is as diastolic pressure；And according to the instantaneous pressure collected
The computation of Period heart rate of fluctuation.
15. use the method that actual measurement is taken blood pressure without stethoscope blood pressure measuring as claimed in claim 14, and it is special
Levy and be: also include shrinking, by record, the step that pressure, diastolic pressure and heart rate are shown by display unit.
16. use the method that actual measurement is taken blood pressure without stethoscope blood pressure measuring as claimed in claim 15, and it is special
Levy and be, also include: while pressure and diastolic pressure are shunk in display unit display, instruction light beam shows
The Article 1 light beam line corresponding with shrinking pressure and the Article 2 light beam line corresponding with diastolic pressure.
17. use the method that actual measurement is taken blood pressure without stethoscope blood pressure measuring as claimed in claim 15, and it is special
Levy and be, also include: while pressure and diastolic pressure are shunk in display unit display, instruction light beam shows
Some continuous print light beam lines, wherein, Article 1 light beam line correspondence shrinks pressure, and the last item light beam line is corresponding
Diastolic pressure.
18. using as described in any one of claim 14-17 survey the side taken blood pressure without stethoscope blood pressure measuring
Method, it is characterised in that: also include blood pressure measurement time alarm step, and by the contraction pressure recorded, diastole
Pressure and heart rate are transferred directly to remote terminal by wireless communication unit or are passed through network by wireless communication unit
It is defeated by remote terminal, and the step being shown by remote terminal or processing further.
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| CN201610063747.0A CN105935293A (en) | 2016-01-29 | 2016-01-29 | Sphygmomanometer without stethoscope for actual measurement and measurement method thereof |
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| CN201610063747.0A CN105935293A (en) | 2016-01-29 | 2016-01-29 | Sphygmomanometer without stethoscope for actual measurement and measurement method thereof |
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Cited By (1)
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| CN110652291A (en) * | 2019-09-27 | 2020-01-07 | 王海荣 | Medical auscultatory sphygmomanometer |
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Effective date of registration: 20200707 Address after: Room 1108, Chuangye building, 199 Wensan Road, Hangzhou, Zhejiang Province Applicant after: HANGZHOU KESHIYIN MEDICAL DEVICES Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310000 Gongshu District Chuxin Road No. two building 38-1 Applicant before: Yu Baoshan |
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Application publication date: 20160914 |