CN108124420A - A kind of blood pressure measurement device calibrated and method - Google Patents
A kind of blood pressure measurement device calibrated and method Download PDFInfo
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- CN108124420A CN108124420A CN201680000759.7A CN201680000759A CN108124420A CN 108124420 A CN108124420 A CN 108124420A CN 201680000759 A CN201680000759 A CN 201680000759A CN 108124420 A CN108124420 A CN 108124420A
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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
- A61B5/02108—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
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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
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Abstract
A kind of blood pressure measurement device calibrated and method, the blood pressure measurement device calibrated, including：The pressure sensor and heart rate chip being placed in inside the blood pressure measurement device；When the amplitude of photoplethysmographic of the heart rate chip senses to user's blood vessel is less than threshold value, the pressure value that the pressure sensor sensing applies blood vessel by the blood pressure measurement device, the pressure value sensed at least twice is sent to processor by the pressure sensor, it is calculated by the processor according to the pressure value sensed twice, to complete the calibration of pressure value.The application carries out the calibration of computation model between pulse wave transmission time and arterial pressure without other equipment, easy to operate, and can effectively reduce calibration error.
Description
The application belongs to wearable device technical field more particularly to a kind of blood pressure measurement device calibrated and side
Method.
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
Computation model between transmission time and arterial pressure calculates the blood pressure values of user.
It is at present using others for the calibration mode of the computation model between pulse wave transmission time and arterial pressure
The true arterial pressure of the measuring apparatus person of being monitored is horizontal, to the computation model between pulse wave transmission time and arterial pressure into
Row calibration, so as to improve the accuracy of blood pressure detecting.
Due to needing that the computation model between pulse wave transmission time and arterial pressure is determined using other equipment
Mark, it is inconvenient so as to cause, therefore many people abandon calibrating, so as to influence the accuracy of blood pressure detecting.Also, using it
It, may be by equipment institute's band in itself when his equipment calibrates the computation model between pulse wave transmission time and arterial pressure
, there is error so as to cause calibration in the systematic error or the experience due to equipment user come.
The content of the invention
The application provides a kind of blood pressure measurement device calibrated and method, and arteries and veins is carried out without other equipment
It fights the calibration of computation model between ripple transmission time and arterial pressure, it is easy to operate, and calibration error can be effectively reduced.
One embodiment of the application provides a kind of blood pressure measurement device calibrated, including：It is placed in the blood pressure measurement
Pressure sensor and heart rate chip inside equipment；When the photoplethysmographic of heart rate chip senses to user's blood vessel
When amplitude is less than threshold value, the pressure sensor senses the pressure value applied by the blood pressure measurement device to blood vessel, described
The pressure value sensed at least twice is sent to processor by pressure sensor, by the processor according to the institute sensed twice
It states pressure value to be calculated, to complete the calibration of pressure value.
A kind of blood pressure measuring method calibrated that another embodiment of the application provides, applied to being internally integrated pressure
The blood pressure measurement device of sensor and heart rate chip, the described method includes：User's blood vessel is applied by blood pressure measurement device and is pressed
Power；The photoelectricity volume pulsation of heart rate chip senses blood vessel, when the amplitude of the photoplethysmographic of heart rate chip senses to blood vessel
During less than threshold value, pressure sensor senses the pressure value applied by the blood pressure measurement device to blood vessel；The pressure sensing
The pressure value sensed at least twice is sent to processor by device；The processor according to the pressure value sensed twice into
Row calculates, to complete the calibration of arterial pressure value.
It was found from above-mentioned the embodiment of the present application, pressure sensor and heart rate are included inside herein described blood pressure measurement device
Chip, when the amplitude of the photoplethysmographic of the heart rate chip senses blood vessel is less than threshold value, the pressure sensor sense
It by the blood pressure measurement device is arterial pressure values to the pressure value that blood vessel applies to survey, and described in sensing at least twice
Pressure value is sent to intelligent and portable terminal to complete the calibration of arterial pressure value.Therefore, the application passes through in blood pressure measurement device
The Nanophene Hydrochloride of computation model between pulse wave transmission time and arterial pressure can be realized in the pressure sensor and heart rate chip put
Mark, it is easy to operate without other equipment, and calibration error can be effectively reduced, improve the accuracy of calibration.
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 the connection diagram of the application blood pressure measurement device and intelligent and portable terminal；
Fig. 2 uses schematic diagram for the one of a kind of one embodiment of blood pressure measurement device calibrated of the application；
Fig. 3 is that the heart rate chip senses for the blood pressure measurement device that Fig. 2 can be calibrated obtain photoplethysmographic oscillogram；
Fig. 4 is that a kind of the another of one embodiment of blood pressure measurement device calibrated of the application uses schematic diagram；
Fig. 5 is that the heart rate chip senses for the blood pressure measurement device that Fig. 3 can be calibrated obtain photoplethysmographic oscillogram；
Fig. 6 uses schematic diagram for a kind of blood pressure measurement device another embodiment calibrated of the application；
Fig. 7 is the flow chart that the application Intelligent heart rate earphone carries out blood pressure measurement；
Fig. 8 is a kind of flow chart for determine one embodiment of calibration method in blood pressure measurement of the application；
Fig. 9 is the flow chart that Intelligent heart rate earphone is calibrated in one concrete application scene of the application.
Specific embodiment
By the research to a large amount of crowds, transmission time (PWTT) and arterial pressure (BP) satisfaction of the pulse wave are following
Computation 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 determination process of parameter a and b are known as calibrating, and it is to monitor the position of user by change to make user determine calibration method
Blood pressure values change, while the blood pressure values of user before and after the Body Position Change of user are monitored using other equipment acquisition
The transmission time of corresponding pulse wave can determine parameter a and b by solving equations.
Other meters that the transmission time (PWTT) and arterial pressure (BP) there is also the pulse wave meet in the prior art
Model is calculated, such as：BP=A*PWTT+B,
Wherein, parameter A and parameter B are also related with everyone vessel properties, be also with the blood pressure of measurement systolic pressure or
Diastolic pressure is related.
Equally, the determination process of parameter A and parameter B are also referred to as calibrated, and are determined calibration method and are same as above.
Include pressure sensor and heart rate chip inside herein described blood pressure measurement device, when the heart rate chip senses
When the amplitude of the photoplethysmographic of blood vessel is less than threshold value, the pressure sensor sensing passes through the blood pressure measurement device pair
The pressure value that blood vessel applies is arterial pressure values, and the pressure value sensed at least twice is sent to intelligent and portable terminal
To complete the calibration of arterial pressure value.Therefore, the application passes through the pressure sensor built in blood pressure measurement device and heart rate chip
The blood pressure calibration of computation model between pulse wave transmission time and arterial pressure can be realized, it is easy to operate without other equipment,
And calibration error can be effectively reduced, improve the accuracy of calibration.
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 measurement device 1 calibrated, and the blood pressure measurement is set
Standby 1 connection intelligent and portable terminal 2, the processor in the intelligent and portable terminal 2 or the blood pressure measurement device 1 is according to
The pressure value that blood pressure measurement device 1 is sent completes the calibration of arterial pressure value.The application intelligent and portable terminal 2 can be common intelligence
It can mobile phone.
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.Therefore, the heart rate chip detection light Power Capacity arteries and veins built in blood pressure measurement device generally use
It fights ripple.
Referring to Fig. 2, herein described blood pressure measurement device 1 includes：The pressure being placed in inside the blood pressure measurement device passes
Sensor 11 and heart rate chip 12.
Specifically, the application is pressed against corresponding by the way that blood pressure measurement device 1 is aligned the corresponding blood vessel 111 of forelimb
On bone 110.Perceive the variation of blood volume in blood vessel by the heart rate chip 12, and pressure sensor 11 is experienced and passed through by finger
The pressure value applied to blood vessel 111 that blood pressure measurement device 1 applies.Wherein when corresponding finger is applied by blood pressure measurement device 1
The pressure value to blood vessel 111 added be less than blood vessel 111 the pressure value of itself when, blood can normal through corresponding blood vessel 111,
Its photoplethysmographic is as shown in the 112 of Fig. 3.
Referring to Fig. 4, when finger by blood pressure measurement device 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 photocapacitance monitored by the heart rate chip 12
The amplitude of product pulse wave is less than threshold value, i.e., pulse wave almost becomes straight line or pulse wave is linear, as shown in Figure 5.It is described
Threshold value is set for those skilled in the art according to characteristics of human body.Therefore, perceived at this time by the pressure sensor 11
Pressure value be monitored blood vessel 111 arterial pressure values.
When the amplitude of the photoplethysmographic of the heart rate chip 12 sensing blood vessel 111 is less than threshold value, the application pressure
Force snesor 11 senses the pressure value that user applies blood vessel by the blood pressure measurement device 1, and the pressure sensor 11 will
The pressure value sensed at least twice is sent to intelligent and portable terminal 2 to complete the calibration of arterial pressure value.
Specifically, the application utilizes the processor in the intelligent and portable terminal 2 or the blood pressure measurement device 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, the application can be realized pulse wave by the pressure sensor built in blood pressure measurement device and heart rate chip and pass
The blood pressure calibration of model, easy to operate without other equipment between defeated time and arterial pressure, and can effectively reduce calibration and miss
Difference improves the accuracy of calibration.
Specifically, the pressure sensor 11 and heart rate chip 12 is generally aligned in the same plane or Different Plane.
Dust enters in the blood pressure measurement device 1 in order to prevent, and herein described blood pressure measurement device 1 further includes one thoroughly
Bright medium, the pressure sensor 11 is on the transparent medium.
In the application still another embodiment, referring to Fig. 6, the blood pressure measurement device 1 is Intelligent heart rate earphone, described
An at least earplug for Intelligent heart rate earphone integrates the pressure sensor 11 and the heart rate chip 12, passes through the pressure sensing
Device 11 and the heart rate chip 12 carry out the calibration of arterial pressure value.Heart rate core in one earplug of the Intelligent heart rate earphone
Piece 12 obtains the photoplethysmographic of user's ear.Another earplug of the Intelligent heart rate earphone sets heart rate chip, by it
Other positions (such as finger) of user are arranged on, obtain the photoplethysmographic at other positions of user.
In the application still another embodiment, another earplug of the Intelligent heart rate earphone is not provided with heart rate chip,
Another heart rate chip is integrated in the fingerprint module for the intelligent and portable terminal 2 being connected with the Intelligent heart rate earphone, in detection fingerprint
When detect photoplethysmographic at finger simultaneously.
Therefore, the application can utilize at least the one of the Intelligent heart rate earphone to integrate the pressure sensor 11 and the heart
The earplug of rate chip 12 and another earplug or the fingerprint module of intelligent and portable terminal 2 complete the blood pressure measurement after calibration.
In the application still another embodiment, referring to Fig. 7, the Intelligent heart rate being connected with the intelligent and portable terminal
The process that earphone carries out blood pressure measurement includes：
701st, the Intelligent heart rate earphone is inserted into the earphone jack of the intelligent and portable terminal.
702nd, the photoplethysmographic of user's ear, Yi Jisuo are obtained using an earplug of the Intelligent heart rate earphone
The fingerprint module of another earplug or the Intelligent heart rate earphone for stating Intelligent heart rate earphone obtains the photocapacitance of user's finger
Product pulse wave.
Since the capillary at ear position enriches, the photoplethysmographic extracted than other positions such as wrist at
Signal-to-noise ratio it is high, by the colour of skin, tatoo, chaeta and movement influenced it is small, by measuring the light between ear and other users position
Power Capacity pulse wave transmission time difference, can improve based on pulse wave transmission time monitoring user's blood pressure values accuracy and
Crowd's relevance grade.One earplug of the Intelligent heart rate earphone is worn on ear, it is possible to by the earplug
Heart rate chip obtains the photoplethysmographic of user's ear.
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.
703rd, the photoplethysmographic of the user's ear and the photoplethysmographic of user's finger pass through earphone
Processor in line real-time Transmission to the intelligent and portable terminal or the blood pressure measurement device.
The application Intelligent heart rate earphone is connected by earphone cable or wireless mode with intelligent and portable terminal, the intelligence heart
Rate earphone can be while music be appreciated, by the earphone cable or wireless mode by the photoelectricity volume arteries and veins of the user's ear
Processor in photoplethysmographic real-time Transmission to the intelligent and portable terminal for ripple and the user's finger of fighting.
The intelligent and portable terminal is powered by the earphone cable for the Intelligent heart rate earphone, the Intelligent heart rate earphone
The energy of all devices such as reflective provided by the intelligent and portable terminal, the Intelligent heart rate earphone is without external battery.This
Application solves contradiction of the current wearable device between compact and battery capacity.
704th, it is enough to judge whether the processor in the intelligent and portable terminal or the blood pressure measurement device obtains
Photoplethysmographic.
If the 705, obtaining enough photoplethysmographics, the biography of pulse wave is obtained using the photoplethysmographic
The defeated time.
The photoplethysmographic 101 and other users for passing through user's ear described in synchro measure referring to Fig. 8, the application
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 the trough point of the photoplethysmographic 102 of pulse wave 101 and other users position (for example, finger) is exactly
Pulse wave is transferred to the time that ear and pulse wave be transferred to from sustainer 3 other users position (for example, finger) from sustainer 3
Difference, i.e., the transmission time 103 of described pulse wave.
706th, the computation model after being calibrated according to each user, substitutes into the transmission time of the pulse wave, is monitored
User's pressure value.
707th, preserve user's pressure value into the corresponding account in intelligent and portable terminal and/or, by user's blood
Pressure value is uploaded in cloud database, to carry out blood pressure long-period of management.
Intelligent heart rate earphone 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 can realize a variety of user characteristics monitorings, easy to use, easy to operate.
Referring to Fig. 2, another embodiment of the application provides the calibrating method in a kind of blood pressure measurement, is pressed applied to being internally integrated
The blood pressure measurement device of force snesor 11 and heart rate chip 12.Referring to Fig. 1, it is whole that the blood pressure measurement device 1 connects intelligent and portable
End 2, the pressure value that intelligent and portable terminal 2 is sent according to the blood pressure measurement device 1 complete the calibration of arterial pressure value.
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.Therefore, the heart rate chip detection light Power Capacity arteries and veins built in blood pressure measurement device generally use
It fights ripple.
Referring to Fig. 8, the described method includes：
S1, pressure is applied to user's blood vessel by blood pressure measurement device.
The photoelectricity volume pulsation of S2, heart rate chip senses blood vessel, when the photoelectricity volume pulsation of heart rate chip senses to blood vessel
When the amplitude of ripple is less than threshold value, pressure sensor senses the pressure value applied by the blood pressure measurement device to blood vessel.
The pressure value sensed at least twice is sent to processor by S3, the pressure sensor.
S4, the processor are calculated according to the pressure value sensed twice, to complete the calibration of arterial pressure value.
Specifically, the application is pressed against corresponding by the way that blood pressure measurement device 1 is aligned the corresponding blood vessel 111 of forelimb
On bone 110.Perceive the variation of blood volume in blood vessel by the heart rate chip 12, and pressure sensor 11 is experienced and passed through by finger
The pressure value applied to blood vessel 111 that blood pressure measurement device 1 applies.Wherein when corresponding finger is applied by blood pressure measurement device 1
The pressure value to blood vessel 111 added be less than blood vessel 111 the pressure value of itself when, blood can normal through corresponding blood vessel 111,
Its photoplethysmographic is as shown in the 112 of Fig. 3.
Referring to Fig. 4, when finger by blood pressure measurement device 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 photocapacitance monitored by the heart rate chip 12
The amplitude of product pulse wave almost becomes straight line, as shown in the 113 of Fig. 5 less than threshold value.The threshold value is art technology
Personnel are set according to characteristics of human body.Therefore, the pressure value perceived at this time by the pressure sensor 11 is to be supervised
The arterial pressure values of the blood vessel 111 measured.
When the amplitude of the photoplethysmographic of the heart rate chip 12 sensing blood vessel 111 is less than threshold value, the application pressure
Force snesor 11 senses the pressure value that user applies blood vessel by the blood pressure measurement device 1, and the pressure sensor 11 will
The pressure value sensed at least twice is sent to intelligent and portable terminal 2 to complete the calibration of arterial pressure value.
Specifically, the application utilizes the processor in the intelligent and portable terminal 2 or the blood pressure measurement device 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, the application can be realized pulse wave by the pressure sensor built in blood pressure measurement device and heart rate chip and pass
The blood pressure calibration of model, easy to operate without other equipment between defeated time and arterial pressure, and can effectively reduce calibration and miss
Difference improves the accuracy of calibration.
Specifically, the pressure sensor 11 and heart rate chip 12 is generally aligned in the same plane or Different Plane.
Dust enters in the blood pressure measurement device 1 in order to prevent, and herein described blood pressure measurement device 1 further includes one thoroughly
Bright medium, the pressure sensor 11 is on the transparent medium.
In the application still another embodiment, referring to Fig. 6, the blood pressure measurement device 1 is Intelligent heart rate earphone, described
An at least earplug for Intelligent heart rate earphone integrates the pressure sensor 11 and the heart rate chip 12, passes through the pressure sensing
Device 11 and the heart rate chip 12 carry out the calibration of arterial pressure value.Heart rate chip 12 in the earplug obtains user's ear
Photoplethysmographic.Another earplug of the Intelligent heart rate earphone sets heart rate chip, is disposed at other positions of user
(such as finger) obtains the photoplethysmographic at other positions of user.
In the application still another embodiment, another earplug of the Intelligent heart rate earphone is not provided with heart rate chip,
Another heart rate chip is integrated in the fingerprint module for the intelligent and portable terminal 2 being connected with the Intelligent heart rate earphone, in detection fingerprint
When detect photoplethysmographic at finger simultaneously.
Therefore, the application can utilize at least the one of the Intelligent heart rate earphone to integrate the pressure sensor 11 and the heart
The earplug of rate chip 12 and another earplug or the fingerprint module of intelligent and portable terminal 2 complete the blood pressure measurement after calibration.
In the application still another embodiment, referring to Fig. 7, the Intelligent heart rate being connected with the intelligent and portable terminal
The process that earphone carries out blood pressure measurement includes：
701st, the Intelligent heart rate earphone is inserted into the earphone jack of the intelligent and portable terminal.
702nd, the photoplethysmographic of user's ear, Yi Jisuo are obtained using an earplug of the Intelligent heart rate earphone
The fingerprint module of another earplug or the Intelligent heart rate earphone for stating Intelligent heart rate earphone obtains the photocapacitance of user's finger
Product pulse wave.
Since the capillary at ear position enriches, the photoplethysmographic extracted than other positions such as wrist at
Signal-to-noise ratio it is high, by the colour of skin, tatoo, chaeta and movement influenced it is small, by measuring the light between ear and other users position
Power Capacity pulse wave transmission time difference, can improve based on pulse wave transmission time monitoring user's blood pressure values accuracy and
Crowd's relevance grade.One earplug of the Intelligent heart rate earphone is worn on ear, it is possible to by the earplug
Heart rate chip obtains the photoplethysmographic of user's ear.
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.
703rd, the photoplethysmographic of the user's ear and the photoplethysmographic of user's finger pass through earphone
Processor in line real-time Transmission to the intelligent and portable terminal or the blood pressure measurement device.
The application Intelligent heart rate earphone is connected by earphone cable or wireless mode with intelligent and portable terminal, the intelligence heart
Rate earphone can be while music be appreciated, by the earphone cable or wireless mode by the photoelectricity volume arteries and veins of the user's ear
Processor in photoplethysmographic real-time Transmission to the intelligent and portable terminal for ripple and the user's finger of fighting.
The intelligent and portable terminal is powered by the earphone cable for the Intelligent heart rate earphone, the Intelligent heart rate earphone
The energy of all devices such as reflective provided by the intelligent and portable terminal, the Intelligent heart rate earphone is without external battery.This
Application solves contradiction of the current wearable device between compact and battery capacity.
704th, it is enough to judge whether the processor in the intelligent and portable terminal or the blood pressure measurement device obtains
Photoplethysmographic.
If the 705, obtaining enough photoplethysmographics, the biography of pulse wave is obtained using the photoplethysmographic
The defeated time.
The photoplethysmographic 101 and other users for passing through user's ear described in synchro measure referring to Fig. 8, the application
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 the trough point of the photoplethysmographic 102 of pulse wave 101 and other users position (for example, finger) is exactly
Pulse wave is transferred to the time that ear and pulse wave be transferred to from sustainer 3 other users position (for example, finger) from sustainer 3
Difference, i.e., the transmission time 103 of described pulse wave.
706th, the computation model after being calibrated according to each user, substitutes into the transmission time of the pulse wave, is monitored
User's pressure value.
707th, preserve user's pressure value into the corresponding account in intelligent and portable terminal and/or, by user's blood
Pressure value is uploaded in cloud database, to carry out blood pressure long-period of management.
Intelligent heart rate earphone 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 can realize a variety of user characteristics monitorings, easy to use, easy to operate.
Further illustrate that the application realizes below by one concrete application scene of the application.
Referring to Fig. 6, the application it is a kind of in blood pressure measurement carry out determine calibration method, applied to Intelligent heart rate earphone, institute
At least earplug for stating Intelligent heart rate earphone integrates the pressure sensor 11 and the heart rate chip 12, and another earplug integrates separately
One heart rate chip 13.
The operating process bag calibrated referring to Fig. 9, the Intelligent heart rate earphone being connected with the intelligent and portable terminal
It includes：
901st, calibration switch is opened in the intelligent and portable terminal, carries out scale operation.
902nd, by the blood vessel of Intelligent heart rate earphone alignment forearm.
903rd, constantly pressurizeed to the blood vessel by the Intelligent heart rate earphone.
904th, the intelligent and portable terminal receives the photoelectricity volume pulsation of the heart rate chip senses of the Intelligent heart rate earphone
Ripple.
905th, when the amplitude of the photoplethysmographic of the heart rate chip senses of the Intelligent heart rate earphone is less than threshold value,
The pressure that pressure sensor senses in the Intelligent heart rate earphone is read, which is the pressure value of blood vessel.
906th, the Intelligent heart rate earphone carries out repetitive operation, exports the pressure values of at least two blood vessels to the intelligence just
Take terminal.
907th, the intelligent and portable terminal carries out scale operation according to the pressure value of at least two blood vessels of reception, is counted
Calculate the parameter value of model.
After the Intelligent heart rate earphone completes scale operation, user's blood pressure values monitoring can be carried out.
In multiple embodiments provided herein, it should be understood that disclosed apparatus and method can pass through it
Its 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 embodiments.
It is above the switching method to a kind of earphone operating mode provided herein and a kind of description of earphone, for
Those skilled in the art according to the thought of the embodiment of the present application, has change in specific embodiments and applications
Part, to sum up, this specification content should not be construed as the limitation to the application.
Claims (10)
1. a kind of blood pressure measurement device calibrated, which is characterized in that including：It is placed in inside the blood pressure measurement device
Pressure sensor and heart rate chip；When the amplitude of photoplethysmographic of the heart rate chip senses to user's blood vessel is less than threshold
During value, the pressure sensor senses the pressure value applied by the blood pressure measurement device to blood vessel, the pressure sensor
The pressure value sensed at least twice is sent to processor, by the processor according to the pressure value sensed twice into
Row calculates, to complete the calibration of pressure value.
2. blood pressure measurement device according to claim 1, which is characterized in that further include a transparent medium, the pressure passes
Sensor is on the transparent medium.
3. blood pressure measurement device according to claim 1, which is characterized in that the blood pressure measurement device is Intelligent heart rate ear
Machine, an at least earplug for the Intelligent heart rate earphone integrate the pressure sensor and the heart rate chip.
4. blood pressure measurement device according to claim 3, which is characterized in that another earplug collection of the Intelligent heart rate earphone
Into another heart rate chip.
5. the blood pressure measurement device according to claim 3 or 4, which is characterized in that the intelligent and portable terminal passes through earphone
Line is powered for the Intelligent heart rate earphone.
6. the calibrating method in a kind of blood pressure measurement, which is characterized in that applied to being internally integrated pressure sensor and heart rate chip
Blood pressure measurement device, the described method includes：
Pressure is applied to user's blood vessel by blood pressure measurement device；
The photoelectricity volume pulsation of heart rate chip senses blood vessel, when the amplitude of the photoplethysmographic of heart rate chip senses to blood vessel
During less than threshold value, pressure sensor senses the pressure value applied by the blood pressure measurement device to blood vessel；
The pressure value sensed at least twice is sent to processor by the pressure sensor；
The processor is calculated according to the pressure value sensed twice, to complete the calibration of arterial pressure value.
7. according to the method described in claim 6, it is characterized in that, the blood pressure measurement device further includes a transparent medium, institute
Pressure sensor is stated on the transparent medium.
8. according to the method described in claim 6, it is characterized in that, the blood pressure measurement device be Intelligent heart rate earphone, it is described
An at least earplug for Intelligent heart rate earphone integrates the pressure sensor and the heart rate chip.
9. according to the method described in claim 8, it is characterized in that, another earplug of the Intelligent heart rate earphone integrates another heart
Rate chip.
10. method according to claim 8 or claim 9, which is characterized in that the intelligent and portable terminal is described by earphone cable
Intelligent heart rate earphone is powered.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/096651 WO2018035793A1 (en) | 2016-08-25 | 2016-08-25 | Calibration-enabled blood pressure measurement apparatus and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108124420A true CN108124420A (en) | 2018-06-05 |
| CN108124420B CN108124420B (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680000759.7A Active CN108124420B (en) | 2016-08-25 | 2016-08-25 | Blood pressure measuring equipment and method capable of carrying out calibration |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108124420B (en) |
| WO (1) | WO2018035793A1 (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1631319A (en) * | 2003-12-23 | 2005-06-29 | 罗志昌 | Blood flow parameter non-invasive detecting method based on finger tip volume pulsation blood flow wave |
| CN1672631A (en) * | 2004-03-26 | 2005-09-28 | 香港中文大学 | Non-invading blood pressure metering device and method |
| JP2006102260A (en) * | 2004-10-06 | 2006-04-20 | Nippon Telegr & Teleph Corp <Ntt> | Ear type sphygmomanometer |
| CN2824836Y (en) * | 2005-01-19 | 2006-10-11 | 捷飞科研有限公司 | Head-mounted physiological parameter measuring device |
| CN101044976A (en) * | 2006-03-31 | 2007-10-03 | 合世生医科技股份有限公司 | Method and apparatus for measuring blood pressure by using blood oxygen concentration and electrocardiograph |
| CN101125079A (en) * | 2006-08-16 | 2008-02-20 | 通用电气公司 | Method and system of determining nibp target inflation pressure using an sp02 plethysmograph signal |
| CN101193588A (en) * | 2005-03-21 | 2008-06-04 | 海尔思-斯玛特有限公司 | System for continuous blood pressure monitoring |
| CN102397064A (en) * | 2011-12-14 | 2012-04-04 | 中国航天员科研训练中心 | Continuous blood pressure measuring device |
| CN103637789A (en) * | 2013-12-02 | 2014-03-19 | 清华大学 | Blood pressure real-time measuring device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755669A (en) * | 1997-04-30 | 1998-05-26 | Nihon Kohden Corporation | Blood pressure monitoring apparatus |
| CN100560019C (en) * | 2007-01-26 | 2009-11-18 | 香港中文大学 | Pulse wave transmission time method is measured the initial calibration device of arteriotony |
| CN101327121B (en) * | 2007-06-22 | 2010-10-13 | 香港中文大学 | Physiological parameter measurement mechanism |
-
2016
- 2016-08-25 WO PCT/CN2016/096651 patent/WO2018035793A1/en active Application Filing
- 2016-08-25 CN CN201680000759.7A patent/CN108124420B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1631319A (en) * | 2003-12-23 | 2005-06-29 | 罗志昌 | Blood flow parameter non-invasive detecting method based on finger tip volume pulsation blood flow wave |
| CN1672631A (en) * | 2004-03-26 | 2005-09-28 | 香港中文大学 | Non-invading blood pressure metering device and method |
| JP2006102260A (en) * | 2004-10-06 | 2006-04-20 | Nippon Telegr & Teleph Corp <Ntt> | Ear type sphygmomanometer |
| CN2824836Y (en) * | 2005-01-19 | 2006-10-11 | 捷飞科研有限公司 | Head-mounted physiological parameter measuring device |
| CN101193588A (en) * | 2005-03-21 | 2008-06-04 | 海尔思-斯玛特有限公司 | System for continuous blood pressure monitoring |
| CN101044976A (en) * | 2006-03-31 | 2007-10-03 | 合世生医科技股份有限公司 | Method and apparatus for measuring blood pressure by using blood oxygen concentration and electrocardiograph |
| CN101125079A (en) * | 2006-08-16 | 2008-02-20 | 通用电气公司 | Method and system of determining nibp target inflation pressure using an sp02 plethysmograph signal |
| CN102397064A (en) * | 2011-12-14 | 2012-04-04 | 中国航天员科研训练中心 | Continuous blood pressure measuring device |
| CN103637789A (en) * | 2013-12-02 | 2014-03-19 | 清华大学 | Blood pressure real-time measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108124420B (en) | 2021-07-20 |
| WO2018035793A1 (en) | 2018-03-01 |
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