CN108124419A - A kind of blood pressure measuring method, Intelligent heart rate earphone and system - Google Patents
A kind of blood pressure measuring method, Intelligent heart rate earphone and system Download PDFInfo
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- CN108124419A CN108124419A CN201680000757.8A CN201680000757A CN108124419A CN 108124419 A CN108124419 A CN 108124419A CN 201680000757 A CN201680000757 A CN 201680000757A CN 108124419 A CN108124419 A CN 108124419A
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- 230000036772 blood pressure Effects 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 34
- 210000004204 blood vessel Anatomy 0.000 claims description 40
- 230000005540 biological transmission Effects 0.000 claims description 37
- 230000005622 photoelectricity Effects 0.000 claims description 24
- 230000010349 pulsation Effects 0.000 claims description 10
- 210000004369 blood Anatomy 0.000 claims description 9
- 239000008280 blood Substances 0.000 claims description 9
- 210000001367 artery Anatomy 0.000 claims description 8
- 210000003462 vein Anatomy 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 6
- 230000001737 promoting effect Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 25
- 230000004872 arterial blood pressure Effects 0.000 description 12
- 210000000707 wrist Anatomy 0.000 description 10
- 230000006870 function Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 230000017531 blood circulation Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000009530 blood pressure measurement Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 230000035488 systolic blood pressure Effects 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- XEGGRYVFLWGFHI-UHFFFAOYSA-N bendiocarb Chemical compound CNC(=O)OC1=CC=CC2=C1OC(C)(C)O2 XEGGRYVFLWGFHI-UHFFFAOYSA-N 0.000 description 2
- 230000036760 body temperature Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 210000003194 forelimb Anatomy 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 210000005259 peripheral blood Anatomy 0.000 description 2
- 239000011886 peripheral blood Substances 0.000 description 2
- 210000002321 radial artery Anatomy 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
-
- 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
- A61B5/02125—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics of pulse wave propagation time
-
- 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
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/02416—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
-
- 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
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/02438—Detecting, measuring or recording pulse rate or heart rate with portable devices, e.g. worn by the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6802—Sensor mounted on worn items
- A61B5/6803—Head-worn items, e.g. helmets, masks, headphones or goggles
Abstract
A kind of blood pressure measuring method, Intelligent heart rate earphone and system, each earplug of the Intelligent heart rate earphone integrate at least that wholeheartedly rate chip, the Intelligent heart rate earphone communicate with intelligent and portable terminal, including：Obtain the photoplethysmographic of user's ear and the photoplethysmographic at the other positions of user respectively by the Intelligent heart rate earphone；The photoplethysmographic real-time synchronization of the photoplethysmographic of the user's ear and the other positions of user is transmitted to processor；The photoplethysmographic of the photoplethysmographic of the user's ear and the other positions of user is handled by the processor, to obtain user's pressure value.The application improves the accuracy of user's blood pressure values monitoring, simplifies wearing mode.
Description
The application belong to wearable device technical field more particularly to a kind of blood pressure measuring method, Intelligent heart rate earphone and
System.
Background technology
Blood pressure is the important parameter for reflecting user's circulatory system function, in order to avoid existing electronic sphygmomanometer is given by cuff
The noise and discomfort and realize continuous blood pressure measurement that arm press belt comes, mostly using pulse wave transmission time
(PWTT) blood pressure values of user can be obtained.
Generally use photoplethysmographic (PPG) while monitor electrocardio (ECG) and peripheral blood vessel (such as radial artery) pulse
The pulse wave of ripple or body any two position (such as arteria carotis and radial artery), calculates the time delay between them, i.e., dynamic
Arteries and veins blood is ejected into from heart is transmitted to the peripheral blood vessel required time, so as to obtain pulse wave transmission time.Pass through pulse wave
Model between transmission time and arterial pressure calculates the blood pressure values of user.
Pass through the health-oriented products such as bracelet wrist-watch of the pulse wave transmission time to monitor user's blood pressure values, accuracy at present
Largely influenced be subject to the signal-to-noise ratio of the photoplethysmographic gathered.Now frequently with wrist and corresponding finger
End carries out photoplethysmographic acquisition, and the noise of the photoplethysmographic gathered at wrist is poor, affects use
The accuracy of family blood pressure values monitoring.Simultaneously because needing while monitoring the photoplethysmographic at wrist and finger end, commonly use
Monitoring electrocardio (ECG) mode and finger ring and bracelet add the mode of finger ring, it is very inconvenient to be put on.
The content of the invention
The application provides a kind of blood pressure measuring method, Intelligent heart rate earphone and system, and which raises user's blood pressure values prisons
The accuracy of survey simplifies wearing mode.
One embodiment of the application provides a kind of blood pressure measuring method, applied to Intelligent heart rate earphone, the Intelligent heart rate ear
Each earplug of machine integrates at least that wholeheartedly rate chip, the Intelligent heart rate earphone communicate with intelligent and portable terminal, including：
The photoplethysmographic of user's ear and the other positions of user are obtained by the Intelligent heart rate earphone respectively
Photoplethysmographic；
The photoplethysmographic of the photoplethysmographic of the user's ear and the other positions of user is same in real time
Step is transmitted to processor；
By the processor to the photocapacitance of the photoplethysmographic of the user's ear and the other positions of user
Product pulse wave is handled, to obtain user's pressure value.
Another embodiment of the application provides a kind of Intelligent heart rate earphone of blood pressure measurement, the Intelligent heart rate earphone it is each
Earplug integrates at least that wholeheartedly rate chip, the Intelligent heart rate earphone communicate with intelligent and portable terminal, the Intelligent heart rate earphone point
It Huo get not the photoplethysmographic of user's ear and the photoplethysmographic at the other positions of user；By the user's ear
Photoplethysmographic and the photoplethysmographic real-time synchronization at the other positions of user be transmitted to processor；The processing
Device handles the photoplethysmographic of the photoplethysmographic of the user's ear and the other positions of user, to obtain
Obtain user's pressure value.
The application another embodiment provides a kind of blood pressure measuring system, including above-mentioned Intelligent heart rate earphone and with it is described
The intelligent and portable terminal of Intelligent heart rate earphone communication, the Intelligent heart rate earphone is by the photoplethysmographic of the user's ear
And the photoplethysmographic real-time synchronization at the other positions of user is transmitted to the processor of the intelligent and portable terminal.
It was found from above-mentioned the embodiment of the present application, herein described Intelligent heart rate earphone obtains the photocapacitance of user's ear respectively
Product pulse wave and the photoplethysmographic at the other positions of user, and the photoplethysmographic real-time synchronization is transmitted to
Processor.The processor is according to the photoplethysmographic of the user's ear and the photoelectricity volume arteries and veins at the other positions of user
It fights ripple, obtains the transmission time of the pulse wave, it is carried out user's pressure value is calculated.Therefore, the use of the application monitoring
The photoplethysmographic signal-to-noise ratio of family ear improves the accurate of user's blood pressure values monitoring higher than users positions such as wrists
Degree.Also, the application is by Intelligent heart rate earphone and intelligent and portable terminal monitoring user's pressure value, easy to wear, easy to operate.
Description of the drawings
It in order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application, for those skilled in the art, without having to pay creative labor, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is connection diagram of the Intelligent heart rate earphone with intelligent and portable terminal of the application blood pressure measurement；
Fig. 2 is an a kind of embodiment flow chart of blood pressure measuring method of the application；
Fig. 3 is a kind of mono- embodiment flow charts of step S3 of blood pressure measuring method of the application；
Fig. 4 is that the photoplethysmographic of the application user's ear and the photoplethysmographic at the other positions of user show
It is intended to；
Fig. 5 is a kind of another embodiment flow charts of step S3 of blood pressure measuring method of the application；
Fig. 6 is that individually calibration obtains an embodiment flow chart of computation model in a kind of blood pressure measuring method of the application；
Fig. 7 uses signal for the application Intelligent heart rate earphone carries out an individually embodiment of calibration acquisition computation model one
Figure；
Fig. 8 is that the heart rate chip senses of Fig. 2 Intelligent heart rate earphones obtain photoplethysmographic oscillogram；
Fig. 9 is that another use for the embodiment that the application Intelligent heart rate earphone carries out independent calibration acquisition computation model is shown
It is intended to；
Figure 10 is that the heart rate chip senses of Fig. 3 Intelligent heart rate earphones obtain photoplethysmographic oscillogram；
Figure 11 is a kind of another embodiment flow chart of blood pressure measuring method of the application；
Figure 12 is the process for using figure of one application scenarios of the application.
Specific embodiment
Herein described Intelligent heart rate earphone obtains the photoplethysmographic of user's ear and the other portions of user respectively
The photoplethysmographic of position, and the photoplethysmographic real-time synchronization is transmitted to processor.The processor according to
The photoplethysmographic of the user's ear and the photoplethysmographic at the other positions of user, obtain the pulse wave
Transmission time carries out it user's pressure value is calculated.Therefore, the photoplethysmographic of the user's ear of the application monitoring
Signal-to-noise ratio improves the accuracy of user's blood pressure values monitoring higher than users positions such as wrists.Also, the application passes through the intelligent heart
Rate earphone and intelligent and portable terminal monitoring user's pressure value, it is easy to wear, it is easy to operate.
To enable present invention purpose, feature, advantage more apparent and understandable, below in conjunction with the application
The technical solution in the embodiment of the present application is clearly and completely described in attached drawing in embodiment, it is clear that described reality
It is only some embodiments of the present application to apply example, and not all embodiments.Based on the embodiment in the application, the common skill in this field
Art personnel all other embodiments obtained without making creative work belong to the model of the application protection
It encloses.
Referring to Fig. 1, the embodiment of the present application provides a kind of blood pressure measuring method based on earphone, applied to Intelligent heart rate earphone
1, each earplug of the Intelligent heart rate earphone 1 integrates at least that wholeheartedly rate chip, the Intelligent heart rate earphone 1 are whole with intelligent and portable
2 communication of end.
Since heart rate chip technology is to obtain principle according to the transmitting of photoplethysmographic, by corresponding hardware capability mould
Block is integrated on a piece of tiny chip, by receiving the remaining reflected light after capillary absorbance, obtains reflection blood
Flow the photoplethysmographic of fluctuation.
Herein described 1 each earplug of Intelligent heart rate earphone integrates at least wholeheartedly rate chip, specifically, each earplug respectively
A piece of heart rate chip is integrated, and every heart rate chip is integrated in the both sides of 1 each earplug of Intelligent heart rate earphone respectively.
Referring to Fig. 2, herein described method includes：
S1, the photoplethysmographic of user's ear and the other portions of user are obtained respectively by the Intelligent heart rate earphone
The photoplethysmographic of position.
Referring to Fig. 1, an earplug of the Intelligent heart rate earphone 1 is worn on ear, it is possible to pass through the ear
Heart rate chip beyond the Great Wall obtains the photoplethysmographic of user's ear.The capillary at ear position enriches, and extracts
Photoplethysmographic is higher than the signal-to-noise ratio at such as wrist of other positions, by the colour of skin, tatoo, chaeta and movement are influenced small, lead to
The photoplethysmographic transmission time difference between measurement ear and the other positions of user is crossed, can improve and be transmitted based on pulse wave
The accuracy of time supervision user's blood pressure values and crowd's relevance grade.
By another earplug of the Intelligent heart rate earphone 1 and the other location contacts of user, the other positions of user are obtained
Photoplethysmographic.
Specifically, since the signal-to-noise ratio of the photoplethysmographic of user's finger is better than the photoelectricity volume at the other positions of user
The signal-to-noise ratio of pulse wave by another earplug and user's finger contacts of the Intelligent heart rate earphone 1, obtains the light of user's finger
Power Capacity pulse wave.
It is S2, the photoplethysmographic of the photoplethysmographic of the user's ear and the other positions of user is real-time
Synchronous transfer is to processor.
Specifically, the application is by the photoplethysmographic of the user's ear and the photoelectricity volume at the other positions of user
Pulse wave is after the synchronization of intermediate process module, real-time Transmission to the processor.
S3, by the processor to the photoelectricity of the photoplethysmographic of the user's ear and the other positions of user
Volume pulsation wave is handled, to obtain user's pressure value.
Specifically, the processor is arranged in the Intelligent heart rate earphone 1 or the intelligent and portable terminal 2.
If the processor is arranged in the Intelligent heart rate earphone 1, pass through individual Intelligent heart rate earphone
Obtain human blood-pressure value, if the processor is arranged in the intelligent and portable terminal 2, by with the Intelligent heart rate ear
In the intelligent and portable terminal of machine communication, you can obtain human blood-pressure value.Therefore, the Intelligent heart rate earphone 1 or institute are arranged on
The calculating processing of user's pressure value can simply and easily be realized by stating the processor in intelligent and portable terminal 2, without to the intelligence
Heart rate earphone 1 or the hardware configuration of the intelligent and portable terminal 2 are changed.
Referring to Fig. 3, the step S3 includes：
S31, judge whether active user pressure value computation model.
By the research to a large amount of crowds, transmission time (PWTT) and arterial pressure (BP) satisfaction of the pulse wave are following
Model：
BP=a*ln (PWTT)+b,
Wherein, parameter a and parameter b is related with everyone vessel properties, be also with the blood pressure of measurement systolic pressure or relax
It opens and is pressed with pass.
The computation model can be stored in the processor by way of prestoring.
S32, such as there are computation model, according to the photoplethysmographic for the user's ear that the Intelligent heart rate earphone is sent
And the photoplethysmographic at the other positions of user, obtain the transmission time of the pulse wave.
Referring to Fig. 4, the application is other by the photoplethysmographic 101 of user's ear described in synchro measure and user
The photoplethysmographic 102 at position (for example, finger) to the photoplethysmographic denoising, searches out each pulse wave
Trough point, this trough point correspond to end diastole, at the time of will starting to shrink at.The photoelectricity volume of the user's ear
Delay between pulse wave 101 and the trough point of the photoplethysmographic 102 at the other positions of user (for example, finger) is exactly
Pulse wave is transferred to the time that ear and pulse wave be transferred to from sustainer 3 the other positions of user (for example, finger) from sustainer 3
Difference, i.e., the transmission time 103 of described pulse wave.
S33, transmission time and computation model according to the pulse wave, are calculated user's pressure value.
The transmission time of the pulse wave of acquisition is substituted into computation model by the application, so as to the biography according to the pulse wave
The defeated time obtains monitored user's pressure value.
Therefore, the use that the computation model for the pressure value that the application passes through active user and the Intelligent heart rate earphone are sent
The photoplethysmographic of family ear and the photoplethysmographic at the other positions of user obtain monitored user's pressure value,
It calculates simply, and it is high to calculate accuracy rate.
If the application Intelligent heart rate earphone 1 is connected by earphone cable with intelligent and portable terminal 2, the Intelligent heart rate earphone
1 can be other by the photoplethysmographic of the user's ear and user by the earphone cable while music is appreciated
The photoplethysmographic real-time Transmission at position is to the intelligent and portable terminal 2.
The intelligent and portable terminal 2 is powered by the earphone cable for the Intelligent heart rate earphone 1, the Intelligent heart rate ear
The energy of all devices such as reflective of machine 1 is provided by the intelligent and portable terminal 2, and the Intelligent heart rate earphone 1 is without outer power-up
Pond.Present application addresses contradiction of the current wearable device between compact and battery capacity.
It is another in the application in the specific implementation, being further included referring to Fig. 5, the step S3：Step S34, such as there is no calculate
Model obtains computation model using independent calibration.
Specifically, referring to Fig. 6, it is described to be included using individually calibration acquisition computation model：
Heart rate chip and pressure sensor built in T1, the Intelligent heart rate earphone, by the Intelligent heart rate earphone to
Family blood vessel applies pressure.
T2, the photoelectricity volume pulsation by heart rate chip senses user's blood vessel in the Intelligent heart rate earphone, work as sensing
When the photoplethysmographic amplitude is less than threshold value, the pressure sensor sensing in the Intelligent heart rate earphone passes through the intelligence
The pressure value that energy heart rate earphone applies user's blood vessel.
The pressure value sensed at least twice is sent to the processor by T3, the pressure sensor.
T4, by the processor according to the pressure value sensed at least twice to complete the Nanophene Hydrochloride of computation model
Mark.
Specifically, referring to Fig. 7, the application is pressed by the way that Intelligent heart rate earphone 1 is aligned the corresponding blood vessel 111 of forelimb
On corresponding bone 110.The variation of blood volume in blood vessel is perceived by the heart rate chip in the Intelligent heart rate earphone 1, and is pressed
The pressure value applied to blood vessel 111 that force snesor impression is applied by finger by Intelligent heart rate earphone 1.Wherein when corresponding hand
When the pressure value to blood vessel 111 that finger is applied by Intelligent heart rate earphone 1 is less than the pressure value of of blood vessel 111 itself, blood energy
Normal through corresponding blood vessel 111, photoplethysmographic is as shown in the 112 of Fig. 8.
Referring to Fig. 9, when finger by Intelligent heart rate earphone 1 apply when continuing increase to the pressure value of blood vessel 111, accordingly
Blood vessel 111 can it is more and more narrow, until apply pressure value and blood vessel 111 itself pressure value it is equal when, entire blood vessel 111
It is closed completely.Since blood vessel 111 is without blood flow at this time, the photoelectricity volume monitored by the heart rate chip
Pulse wave-amplitude is less than threshold value, i.e., almost becomes straight line, as shown in the 113 of Figure 10.The threshold value is people in the art
Member is set according to characteristics of human body.Therefore, the pressure value perceived at this time by the pressure sensor is to be monitored
Blood vessel 111 arterial pressure values.
When the photoplethysmographic amplitude of the heart rate chip senses blood vessel 111 is less than threshold value, the application pressure passes
The pressure value that sensor sensing user applies blood vessel by the Intelligent heart rate earphone 1, the pressure sensor will at least twice
The pressure value of sensing is sent to processor to complete the calibration of arterial pressure value.
Specifically, the application utilizes the processor in the intelligent and portable terminal 2 or the Intelligent heart rate earphone 1
The pressure value sensed at least twice is substituted into computation model, obtains parameter a's and b or A and B by solving equations
Value, so as to complete the calibration of arterial pressure value.
Therefore, pulse wave can be realized by the pressure sensor built in Intelligent heart rate earphone 1 and heart rate chip in the application
The blood pressure calibration of model, easy to operate without other equipment between transmission time and arterial pressure, and can effectively reduce calibration
Error improves the accuracy of calibration.
Therefore, the photoplethysmographic signal-to-noise ratio of the user's ear of the application monitoring is carried higher than users positions such as wrists
The high accuracy of user's blood pressure values monitorings.Also, the application is used by Intelligent heart rate earphone and intelligent and portable terminal monitoring
Family pressure value, it is easy to wear, it is easy to operate.
Intelligent heart rate earphone 1 is in addition to monitoring user's pressure value, moreover it is possible to the numerical value such as the heart rate of user, blood oxygen, body temperature are detected,
Therefore the application Intelligent heart rate earphone 1 can realize a variety of user characteristics monitorings, easy to use, easy to operate.
It is another in the application in the specific implementation, the method remove above-mentioned steps S1 --- S3, referring to Figure 11, further include step
Suddenly：S4, the pressure value of preservation user are uploaded into corresponding account and/or by user's pressure value in cloud database, with
Carry out blood pressure long-period of management.
Therefore, the application carries out long-period of management by the pressure value of preservation to user's blood pressure, convenient for monitoring the body of user
Health condition, and it is easy to operate, it is easy to use.
Corresponding to the above method, referring to Fig. 1, another embodiment of the application provides the intelligent heart with blood pressure measuring function
Rate earphone 1, each earplug of the Intelligent heart rate earphone 1 integrate at least wholeheartedly rate chip, the Intelligent heart rate earphone 1 and intelligence
Portable terminal device 2 communicates.
Since heart rate chip technology is to obtain principle according to the transmitting of photoplethysmographic, by corresponding hardware capability mould
Block is integrated on a piece of tiny chip, by receiving the remaining reflected light after capillary absorbance, obtains reflection blood
Flow the photoplethysmographic of fluctuation.
Herein described 1 each earplug of Intelligent heart rate earphone integrates at least wholeheartedly rate chip, specifically, each earplug respectively
A piece of heart rate chip is integrated, and every heart rate chip is integrated in the both sides of 1 each earplug of Intelligent heart rate earphone respectively.
The Intelligent heart rate earphone obtains the photoplethysmographic of user's ear and the light at the other positions of user respectively
Power Capacity pulse wave.
Referring to Fig. 1, an earplug of the Intelligent heart rate earphone 1 is worn on ear, it is possible to pass through the ear
Heart rate chip beyond the Great Wall obtains the photoplethysmographic of user's ear.The capillary at ear position enriches, and extracts
Photoplethysmographic is higher than the signal-to-noise ratio at such as wrist of other positions, by the colour of skin, tatoo, chaeta and movement are influenced small, lead to
The photoplethysmographic transmission time difference between measurement ear and the other positions of user is crossed, can improve and be transmitted based on pulse wave
The accuracy of time supervision user's blood pressure values and crowd's relevance grade.
By another earplug of the Intelligent heart rate earphone 1 and the other location contacts of user, the other positions of user are obtained
Photoplethysmographic.
Specifically, since the signal-to-noise ratio of the photoplethysmographic of user's finger is better than the photoelectricity volume at the other positions of user
The signal-to-noise ratio of pulse wave by another earplug and user's finger contacts of the Intelligent heart rate earphone 1, obtains the light of user's finger
Power Capacity pulse wave.
The photoplethysmographic of the photoplethysmographic of the user's ear and the other positions of user is same in real time
Step is transmitted to processor.
Specifically, the application is by the photoplethysmographic of the user's ear and the photoelectricity volume at the other positions of user
Pulse wave is after the synchronization of intermediate process module, real-time Transmission to the processor.
The processor is to the photoelectricity volume arteries and veins of the photoplethysmographic of the user's ear and the other positions of user
Ripple of fighting is handled, to obtain user's pressure value.
Specifically, the processor is arranged in the Intelligent heart rate earphone 1 or the intelligent and portable terminal 2.
If the processor is arranged in the Intelligent heart rate earphone 1, pass through individual Intelligent heart rate earphone
Obtain human blood-pressure value, if the processor is arranged in the intelligent and portable terminal 2, by with the Intelligent heart rate ear
In the intelligent and portable terminal of machine communication, you can obtain human blood-pressure value.Therefore, the Intelligent heart rate earphone 1 or institute are arranged on
The calculating processing of user's pressure value can simply and easily be realized by stating the processor in intelligent and portable terminal 2, without to the intelligence
Heart rate earphone 1 or the hardware configuration of the intelligent and portable terminal 2 are changed.
The processor is to the photoelectricity volume arteries and veins of the photoplethysmographic of the user's ear and the other positions of user
Ripple of fighting is handled, and is included with obtaining user's pressure value：
Judge whether the computation model of the pressure value of active user.
By the research to a large amount of crowds, transmission time (PWTT) and arterial pressure (BP) satisfaction of the pulse wave are following
Model：
BP=a*ln (PWTT)+b,
Wherein, parameter a and parameter b is related with everyone vessel properties, be also with the blood pressure of measurement systolic pressure or relax
It opens and is pressed with pass.
The computation model can be stored in the processor by way of prestoring.
Such as there are computation model, the photoplethysmographic of the user's ear sent according to the Intelligent heart rate earphone and
The photoplethysmographic at the other positions of user obtains the transmission time of the pulse wave.
Referring to Fig. 4, the application is other by the photoplethysmographic 101 of user's ear described in synchro measure and user
The photoplethysmographic 102 at position (for example, finger) to the photoplethysmographic denoising, searches out each pulse wave
Trough point, this trough point correspond to end diastole, at the time of will starting to shrink at.The photoelectricity volume of the user's ear
Delay between pulse wave 101 and the trough point of the photoplethysmographic 102 at the other positions of user (for example, finger) is exactly
Pulse wave is transferred to the time that ear and pulse wave be transferred to from sustainer 3 the other positions of user (for example, finger) from sustainer 3
Difference, i.e., the transmission time 103 of described pulse wave.
According to the transmission time and computation model of the pulse wave, user's pressure value is calculated.
The transmission time of the pulse wave of acquisition is substituted into computation model by the application, so as to the biography according to the pulse wave
The defeated time obtains monitored user's pressure value.
Therefore, the use that the computation model for the pressure value that the application passes through active user and the Intelligent heart rate earphone are sent
The photoplethysmographic of family ear and the photoplethysmographic at the other positions of user obtain monitored user's pressure value,
It calculates simply, and it is high to calculate accuracy rate.
If the application Intelligent heart rate earphone 1 is connected by earphone cable with intelligent and portable terminal 2, the Intelligent heart rate earphone
1 can be other by the photoplethysmographic of the user's ear and user by the earphone cable while music is appreciated
The photoplethysmographic real-time Transmission at position is to the intelligent and portable terminal 2.
The intelligent and portable terminal 2 is powered by the earphone cable for the Intelligent heart rate earphone 1, the Intelligent heart rate ear
The energy of all devices such as reflective of machine 1 is provided by the intelligent and portable terminal 2, and the Intelligent heart rate earphone 1 is without outer power-up
Pond.Present application addresses contradiction of the current wearable device between compact and battery capacity.
It is another in the application in the specific implementation, as there is no computation model, computation model is obtained using independent calibration.
Specifically, referring to Fig. 6, it is described to be included using individually calibration acquisition computation model：
Heart rate chip and pressure sensor built in T1, the Intelligent heart rate earphone, by the Intelligent heart rate earphone to
Family blood vessel applies pressure.
T2, the photoelectricity volume pulsation by heart rate chip senses user's blood vessel in the Intelligent heart rate earphone, work as sensing
When the photoplethysmographic amplitude is less than threshold value, the pressure sensor sensing in the Intelligent heart rate earphone passes through the intelligence
The pressure value that energy heart rate earphone applies user's blood vessel.
The pressure value sensed at least twice is sent to the processor by T3, the pressure sensor.
T4, by the processor according to the pressure value sensed at least twice to complete the Nanophene Hydrochloride of computation model
Mark.
Specifically, referring to Fig. 7, the application is pressed by the way that Intelligent heart rate earphone 1 is aligned the corresponding blood vessel 111 of forelimb
On corresponding bone 110.The variation of blood volume in blood vessel is perceived by the heart rate chip in the Intelligent heart rate earphone 1, and is pressed
The pressure value applied to blood vessel 111 that force snesor impression is applied by finger by Intelligent heart rate earphone 1.Wherein when corresponding hand
When the pressure value to blood vessel 111 that finger is applied by Intelligent heart rate earphone 1 is less than the pressure value of of blood vessel 111 itself, blood energy
Normal through corresponding blood vessel 111, photoplethysmographic is as shown in the 112 of Fig. 8.
Referring to Fig. 9, when finger by Intelligent heart rate earphone 1 apply when continuing increase to the pressure value of blood vessel 111, accordingly
Blood vessel 111 can it is more and more narrow, until apply pressure value and blood vessel 111 itself pressure value it is equal when, entire blood vessel 111
It is closed completely.Since blood vessel 111 is without blood flow at this time, the photoelectricity volume monitored by the heart rate chip
Pulse wave-amplitude is less than threshold value, i.e., almost becomes straight line, as shown in the 113 of Figure 10.The threshold value is people in the art
Member is set according to characteristics of human body.Therefore, the pressure value perceived at this time by the pressure sensor is to be monitored
Blood vessel 111 arterial pressure values.
When the photoplethysmographic amplitude of the heart rate chip senses blood vessel 111 is less than threshold value, the application pressure passes
The pressure value that sensor sensing user applies blood vessel by the Intelligent heart rate earphone 1, the pressure sensor will at least twice
The pressure value of sensing is sent to processor to complete the calibration of arterial pressure value.
Specifically, the application utilizes the processor in the intelligent and portable terminal 2 or the Intelligent heart rate earphone 1
The pressure value sensed at least twice is substituted into computation model, obtains parameter a's and b or A and B by solving equations
Value, so as to complete the calibration of arterial pressure value.
Therefore, pulse wave can be realized by the pressure sensor built in Intelligent heart rate earphone 1 and heart rate chip in the application
The blood pressure calibration of model, easy to operate without other equipment between transmission time and arterial pressure, and can effectively reduce calibration
Error improves the accuracy of calibration.
Therefore, the photoplethysmographic signal-to-noise ratio of the user's ear of the application monitoring is carried higher than users positions such as wrists
The high accuracy of user's blood pressure values monitorings.Also, the application is used by Intelligent heart rate earphone and intelligent and portable terminal monitoring
Family pressure value, it is easy to wear, it is easy to operate.
Intelligent heart rate earphone 1 is in addition to monitoring user's pressure value, moreover it is possible to the numerical value such as the heart rate of user, blood oxygen, body temperature are detected,
Therefore the application Intelligent heart rate earphone 1 can realize a variety of user characteristics monitorings, easy to use, easy to operate.
It is another in the application in the specific implementation, the Intelligent heart rate earphone 1 preserves the pressure value of user into corresponding account,
And/or user's pressure value is uploaded in cloud database, to carry out blood pressure long-period of management.
Therefore, the application carries out long-period of management by the pressure value of preservation to user's blood pressure, convenient for monitoring the body of user
Health condition, and it is easy to operate, it is easy to use.
The corresponding above method, referring to Fig. 1, the application also provides a kind of blood pressure measuring system, including above-mentioned Intelligent heart rate
Earphone 1 and the intelligent and portable terminal 2 to communicate with the Intelligent heart rate earphone, the Intelligent heart rate earphone 1 is by user's ear
Piece the photoplethysmographic real-time synchronization at the other positions of photoplethysmographic and user be transmitted to the intelligent and portable
The processor of terminal 2.
Further illustrate that the application realizes below by one concrete application scene of the application.
Referring to Fig. 1, each earplug of the application Intelligent heart rate earphone 1 integrates at least wholeheartedly rate chip respectively, passes through earphone
Line is connected with intelligent and portable terminal 2.
Herein described Intelligent heart rate earphone 1 integrates two panels heart rate chip, and the two panels heart rate chip is integrated in respectively
Two earplugs of the Intelligent heart rate earphone 1, one of earplug also integrated pressure sensor.
Referring to Figure 12, the flow of the application scenarios includes：
1201st, the Intelligent heart rate earphone 1 is inserted into the earphone jack of the intelligent and portable terminal 2.
1202nd, an earplug of the Intelligent heart rate earphone 1 obtains the photoplethysmographic of user's ear, another ear
Plug obtains the photoplethysmographic of user's finger.
1203rd, the photoplethysmographic of the user's ear and the photoplethysmographic of user's finger pass through earphone
Line real-time Transmission is to the intelligent and portable terminal 2.
The intelligent and portable terminal 2 is powered by the earphone cable for the Intelligent heart rate earphone 1, the Intelligent heart rate ear
The energy of all devices such as reflective of machine 1 is provided by the intelligent and portable terminal 2, and the Intelligent heart rate earphone 1 is without outer power-up
Pond.Present application addresses contradiction of the current wearable device between compact and battery capacity.
1204th, the intelligent and portable terminal 2 judges whether to obtain enough photoplethysmographics.
If the 1205, obtaining enough photoplethysmographic, judge whether the intelligent and portable terminal 2 prestores the arteries and veins
The transmission time of ripple of fighting and the computation model of user's pressure value.
By the research to a large amount of crowds, transmission time (PWTT) and arterial pressure (BP) satisfaction of the pulse wave are following
Model：
BP=a*ln (PWTT)+b,
Wherein, parameter a and parameter b is related with everyone vessel properties, be also with the blood pressure of measurement systolic pressure or relax
It opens and is pressed with pass.
1206th, such as there is no computation model, then by individually calibrating to determine parameter a and parameter b, so as to obtain the arteries and veins
The transmission time of ripple of fighting and the computation model of user's pressure value.
It is to monitor the position of user by changing the blood pressure values of user is made to change to determine calibration method, is obtained simultaneously
The transmission time of the corresponding pulse wave of the blood pressure values of user, passes through solving equations before and after the Body Position Change of monitored user
To determine parameter a and b.
Specifically, described obtain computation model such as Fig. 6 using individually calibration, collected deliberately using the Intelligent heart rate earphone 1
The earplug of rate chip and pressure sensor is individually calibrated, and specific calibrating method repeats no more.
1207th, computation model is obtained such as there are computation model or using individually calibration, utilizes the photoelectricity volume pulsation
Ripple obtains the transmission time of pulse wave.
Referring to Fig. 4, the application is other by the photoplethysmographic 101 of user's ear described in synchro measure and user
The photoplethysmographic 102 at position (for example, finger) to the photoplethysmographic denoising, searches out each pulse wave
Trough point, this trough point correspond to end diastole, at the time of will starting to shrink at.The photoelectricity volume of the user's ear
Delay between pulse wave 101 and the trough point of the photoplethysmographic 102 at the other positions of user (for example, finger) is exactly
Pulse wave is transferred to the time that ear and pulse wave be transferred to from sustainer 3 the other positions of user (for example, finger) from sustainer 3
Difference, i.e., the transmission time 103 of described pulse wave.
1208th, according to the computation model of each user, the transmission time of the pulse wave, the user's blood monitored are substituted into
Pressure value.
1209th, user's pressure value is preserved into the corresponding account number in the intelligent and portable terminal 2 or by the use
Family pressure value is uploaded in cloud database, to carry out blood pressure long-period of management.
Therefore, the photoplethysmographic signal-to-noise ratio of the user's ear of the application monitoring is carried higher than users positions such as wrists
The high accuracy of user's blood pressure values monitorings.Also, the application is used by Intelligent heart rate earphone and intelligent and portable terminal monitoring
Family pressure value, it is easy to wear, it is easy to operate.
In multiple embodiments provided herein, it should be understood that disclosed apparatus and method can pass through it
His mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the module, only
Only a kind of division of logic function can have other dividing mode in actual implementation, such as multiple module or components can be tied
It closes or is desirably integrated into another system or some features can be ignored or does not perform.It is another, it is shown or discussed
Mutual coupling or direct-coupling or communication linkage can be the INDIRECT COUPLINGs or logical by some interfaces, device or module
Letter link can be electrical, machinery or other forms.
The module illustrated as separating component may or may not be physically separate, be shown as module
The component shown may or may not be physical module, you can be located at a place or can also be distributed to multiple
On network module.Some or all of module therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each function module in each embodiment of the application can be integrated in a processing module, it can also
That modules are individually physically present, can also two or more modules be integrated in a module.Above-mentioned integrated mould
The form that hardware had both may be employed in block is realized, can also be realized in the form of software function module.
If the integrated module is realized in the form of software function module and is independent production marketing or use
When, it can be stored in a computer read/write memory medium.Based on such understanding, the technical solution of the application is substantially
The part to contribute in other words to the prior art or all or part of the technical solution can be in the form of software products
It embodies, which is stored in a storage medium, is used including some instructions so that a computer
Equipment (can be personal computer, server or the network equipment etc.) performs the complete of each embodiment the method for the application
Portion or part steps.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
It it should be noted that for foregoing each method embodiment, describes, therefore it is all expressed as a series of for simplicity
Combination of actions, but those skilled in the art should know, the application and from the limitation of described sequence of movement because
According to the application, some steps may be employed other orders or be carried out at the same time.Secondly, those skilled in the art should also know
It knows, embodiment described in this description belongs to preferred embodiment, and involved action and module might not all be this Shens
It please be necessary.
In the above-described embodiments, all emphasize particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
It is retouching to a kind of blood pressure measuring method provided herein, Intelligent heart rate earphone and intelligent and portable terminal above
It states, for those skilled in the art, according to the thought of the embodiment of the present application, can in specific embodiments and applications
There is change part, to sum up, this specification content should not be construed as the limitation to the application.
Claims (17)
1. a kind of blood pressure measuring method, which is characterized in that applied to Intelligent heart rate earphone, each ear of the Intelligent heart rate earphone
Plug is integrated, and at least wholeheartedly rate chip, the Intelligent heart rate earphone communicate with intelligent and portable terminal, the described method includes：
Obtain the photoplethysmographic of user's ear and the light at the other positions of user respectively by the Intelligent heart rate earphone
Power Capacity pulse wave；
The photoplethysmographic of the user's ear and the photoplethysmographic real-time synchronization at the other positions of user are passed
Transport to processor；
By the processor to the photoelectricity volume arteries and veins of the photoplethysmographic of the user's ear and the other positions of user
Ripple of fighting is handled, to obtain user's pressure value.
2. the according to the method described in claim 1, it is characterized in that, photoplethysmographic for obtaining the other positions of user
It is the photoplethysmographic obtained at user's finger.
3. according to the method described in claim 1, it is characterized in that, the intelligent and portable terminal by earphone cable be the intelligence
Heart rate earphone is powered.
4. according to the method described in claim 1, it is characterized in that, it is described by the processor to the light of the user's ear
Power Capacity pulse wave and the photoplethysmographic at the other positions of user are handled, and are included with obtaining user's pressure value：
Judge whether the computation model of the pressure value of active user；
Such as there are the computation model of active user, according to the photoelectricity volume pulsation for the user's ear that the Intelligent heart rate earphone is sent
Ripple and the photoplethysmographic at the other positions of user obtain the transmission time of the pulse wave of active user；
According to the transmission time of the pulse wave and the computation model of the pressure value of active user, user's pressure value is calculated.
5. according to the method described in claim 4, it is characterized in that, as there is no the computation model of active user, then used single
Solely calibration obtains the computation model of active user and preserves the computation model using the individually active user that calibration obtains.
6. the according to the method described in claim 5, it is characterized in that, calculating mould that active user is obtained using individually calibration
Type includes：
Pressure is applied to user's blood vessel by the Intelligent heart rate earphone；
By the photoelectricity volume pulsation of heart rate chip senses user's blood vessel in the Intelligent heart rate earphone, when the sensing photoelectricity
When volume pulsation wave-amplitude is less than threshold value, the pressure sensor sensing in the Intelligent heart rate earphone passes through the Intelligent heart rate
The pressure value that earphone applies user's blood vessel；
The pressure value sensed at least twice is sent to the processor by the pressure sensor；
By the processor according to the pressure value sensed at least twice to complete the computation model of active user.
7. according to the method described in claim 1, it is characterized in that, it is described by the processor to the light of the user's ear
Power Capacity pulse wave and the photoplethysmographic at the other positions of user are handled, and are further included with obtaining user's pressure value：
Preserve user pressure value be uploaded into corresponding account number and/or by user's pressure value in cloud database, with into
Long-period of management is pressed in promoting circulation of blood.
8. according to the method described in claim 1, it is characterized in that, the processor be arranged on the Intelligent heart rate earphone or
In the intelligent and portable terminal.
A kind of 9. Intelligent heart rate earphone with blood pressure measuring function, which is characterized in that each ear of the Intelligent heart rate earphone
Plug is integrated, and at least wholeheartedly rate chip, the Intelligent heart rate earphone communicate with intelligent and portable terminal,
The Intelligent heart rate earphone obtains the photoplethysmographic of user's ear and the photocapacitance at the other positions of user respectively
Product pulse wave；
The photoplethysmographic of the user's ear and the photoplethysmographic real-time synchronization at the other positions of user are passed
Transport to processor；
The processor is to the photoplethysmographic of the photoplethysmographic of the user's ear and the other positions of user
It is handled, to obtain user's pressure value.
10. Intelligent heart rate earphone according to claim 9, which is characterized in that the photoelectricity for obtaining the other positions of user
Volume pulsation wave is the photoplethysmographic obtained at user's finger.
11. Intelligent heart rate earphone according to claim 9, which is characterized in that the intelligent and portable terminal passes through the ear
Machine line is powered for the Intelligent heart rate earphone.
12. Intelligent heart rate earphone according to claim 9, which is characterized in that it is described by the processor to the use
The photoplethysmographic of family ear and the photoplethysmographic at the other positions of user are handled, to obtain user's blood pressure
Value includes：
Judge whether the computation model of the pressure value of active user；
Such as there are computation model, according to the photoplethysmographic of the user's ear of Intelligent heart rate earphone transmission and user
The photoplethysmographic at other positions obtains the transmission time of the pulse wave；
According to the transmission time and computation model of the pulse wave, user's pressure value is calculated.
13. Intelligent heart rate earphone according to claim 12, which is characterized in that as computation model is not present, using independent
Calibration obtains computation model.
14. Intelligent heart rate earphone according to claim 13, which is characterized in that described obtained using individually calibration calculates mould
Type includes：
Heart rate chip and pressure sensor built in the Intelligent heart rate earphone apply user's blood vessel by the Intelligent heart rate earphone
Plus-pressure；
By the photoelectricity volume pulsation of heart rate chip senses user's blood vessel in the Intelligent heart rate earphone, when the sensing photoelectricity
When volume pulsation wave-amplitude is less than threshold value, the pressure sensor sensing in the Intelligent heart rate earphone passes through the Intelligent heart rate
The pressure value that earphone applies user's blood vessel；
The pressure value sensed at least twice is sent to the processor by the pressure sensor；
It is calibrated by the processor according to the pressure value sensed at least twice with completing the blood pressure of computation model.
15. Intelligent heart rate earphone according to claim 9, which is characterized in that further include：
The pressure value for preserving user is uploaded into corresponding account number or by user's pressure value in cloud database, to carry out
Blood pressure long-period of management.
16. Intelligent heart rate earphone according to claim 9, which is characterized in that the processor is arranged on the intelligent heart
In rate earphone or the intelligent and portable terminal.
17. a kind of blood pressure measuring system, which is characterized in that including the Intelligent heart rate earphone as described in claim 9-16 and with
The intelligent and portable terminal of Intelligent heart rate earphone communication, the Intelligent heart rate earphone is by the photoelectricity volume arteries and veins of the user's ear
The photoplethysmographic real-time synchronization at ripple and the other positions of user of fighting is transmitted to the processor of the intelligent and portable terminal.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/096647 WO2018035792A1 (en) | 2016-08-25 | 2016-08-25 | Blood pressure measurement method, intelligent heart rate monitor earphone, and system |
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| CN108124419A true CN108124419A (en) | 2018-06-05 |
| CN108124419B CN108124419B (en) | 2021-07-20 |
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| CN201680000757.8A Active CN108124419B (en) | 2016-08-25 | 2016-08-25 | Blood pressure measuring method, intelligent heart rate earphone and system |
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| WO (1) | WO2018035792A1 (en) |
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Also Published As
| Publication number | Publication date |
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| CN108124419B (en) | 2021-07-20 |
| WO2018035792A1 (en) | 2018-03-01 |
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