CN110495866A - A kind of blood pressure situation determines method, system, device and electronic equipment - Google Patents
A kind of blood pressure situation determines method, system, device and electronic equipment Download PDFInfo
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- CN110495866A CN110495866A CN201910773150.9A CN201910773150A CN110495866A CN 110495866 A CN110495866 A CN 110495866A CN 201910773150 A CN201910773150 A CN 201910773150A CN 110495866 A CN110495866 A CN 110495866A
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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
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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
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
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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
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7225—Details of analog processing, e.g. isolation amplifier, gain or sensitivity adjustment, filtering, baseline or drift compensation
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Abstract
This application provides a kind of blood pressure situations to determine method, system, device and electronic equipment, and the blood pressure situation determines that method includes: to obtain the first heart shock wave data that heart generate after target bounce in the first measuring point；And heart is obtained in the second measuring point and carries out the second heart shock wave data generated after target bounce；Based on the first heart shock wave data and the second heart shock wave data, the time difference for obtaining the first heart shock wave data and obtaining the second heart shock wave data is calculated；Based on the time difference, blood pressure situation is determined.Blood pressure situation provided by the present application determines method, blood pressure monitoring device and direct body contact are not needed, it avoids causing stress load to human body, blood pressure situation can be continuously obtained at human body zero load ground, after the pressure value that predetermined time obtains that heart carries out target bounce, the pressure value of object time can also be determined according to the time difference.
Description
Technical field
This application involves monitoring of blood pressure technical fields, determine method, system, dress more particularly, to a kind of blood pressure situation
It sets and electronic equipment.
Background technique
Blood pressure situation is by obtaining to human blood-pressure dynamic monitoring.The monitoring of blood pressure situation facilitates pre-
The generation of thought-read vascular diseases can be used for assessing the antihypertensive effect of different pharmaceutical, different role mechanism.Blood pressure situation is existing
Have become the main indicator for diagnosing, observing and treating hypertension.
The method that tradition determines blood pressure situation generallys use sphygmomanometer mensuration or fingertip blood volumetric method carries out
Monitoring.Sphygmomanometer mensuration is monitored using sphygmomanometer, is needed the upper arm system air bag cuff in measured, is passed through intermittence
Automatic inflating pressurization, outgassing decompression are to measure blood pressure.Fingertip blood volumetric method is the finger tip that measured is clamped using fingerstall, is passed through
The blood absorbing amount of pad of finger is monitored to obtain pressure value.
The above blood pressure monitoring device all needs and direct body contact, gives human body certain pressure, can give artificial Cheng Bufang in this way
Just, the problems such as uncomfortable.
Summary of the invention
In view of this, a kind of blood pressure situation of being designed to provide of the application determines method, system, device and electronics
Equipment, to realize that continuously monitoring blood pressure under the conditions of uncharging obtains blood pressure situation.
In a first aspect, the embodiment of the present application, which provides a kind of blood pressure situation, determines method, comprising:
Heart, which is obtained, in the first measuring point carries out the first heart shock wave data generated after target bounce；And
Two measuring points obtain heart and carry out the second heart shock wave data generated after the target bounce；
Based on first heart shock wave data and second heart shock wave data, calculates and obtain first heart impact
Wave number evidence and the time difference for obtaining second heart shock wave data；
Based on the time difference, blood pressure situation is determined.
With reference to first aspect, the embodiment of the present application provides the first possible embodiment of first aspect, wherein institute
Stating the first heart shock wave data includes first heart impact crest value and the first time for obtaining first heart impact crest value；Institute
Stating the second heart shock wave data includes second heart impact crest value and the second time for obtaining second heart impact crest value；
It is described to be based on first heart shock wave data and second heart shock wave data, it calculates and obtains first heart
Shock wave data and the time difference for obtaining second heart shock wave data, comprising:
Crest value and second heart are impacted based on first heart and impacts crest value, calculate first time and described
The time difference of second time.
With reference to first aspect, the embodiment of the present application provides second of possible embodiment of first aspect, wherein institute
It states and obtains the first heart shock wave data generated after heart progress target bounce in the first measuring point；And in the second measurement
Position obtains heart and carries out the second heart shock wave data generated after the target bounce, comprising:
Heart, which is obtained, in the first measuring point carries out the first heart shockwave signal generated after target bounce；And
Two measuring points obtain heart and carry out the second heart shockwave signal generated after the target bounce；
The first heart shock wave data are determined according to first heart shockwave signal；And according to second heart shock wave
Signal determines the second heart shock wave data.
With reference to first aspect, the embodiment of the present application provides the third possible embodiment of first aspect, wherein also
Include:
In predetermined time, obtains heart and carry out the pressure value after target bounce；
Determine the pressure value at each moment and the corresponding relationship of the time difference；
Based on the time difference and the corresponding relationship, the pressure value of object time is determined.
Second aspect, the embodiment of the present application also provide a kind of blood pressure situation and determine system, are applied to blood pressure feelings
Condition determines that method, the blood pressure situation determine that system includes: data capture unit and server；The data capture unit
It is communicated by way of wireless network with the server；
The data capture unit carries out first heart generated after target bounce for obtaining heart in the first measuring point
Shock wave data, and obtain heart in the second measuring point and carry out second heart generated after the target bounce impact wave number
According to；
The server obtains heart progress target bounce in the first measuring point for controlling the data capture unit
The first heart shock wave data generated afterwards, and obtain that heart generate after the target bounce in the second measuring point the
Disloyalty shock wave data；Based on first heart shock wave data and second heart shock wave data, calculates and obtain described the
The wholeheartedly time difference of shock wave data and acquisition second heart shock wave data；Based on the time difference, blood pressure is determined
Situation.
In conjunction with second aspect, the embodiment of the present application provides the first possible embodiment of second aspect, further includes:
Display unit；The display unit and the server by way of cable network communicating or the mode of wireless network communicates；
The server, for sending the blood pressure situation to the display unit；
The display unit shows that the blood pressure becomes after receiving the blood pressure situation that the server is sent
Change situation.
In conjunction with second aspect, the embodiment of the present application provides second of possible embodiment of second aspect, wherein institute
Stating data capture unit includes: first pressure sensor, second pressure sensor and data transmission unit；
The first pressure sensor, first for being generated after the first measuring point obtains heart progress target bounce
Heart shockwave signal；
The second pressure sensor, for what is generated after the second measuring point acquisition heart carries out the target bounce
Second heart shockwave signal；
The data transmission unit, for determining the first heart shock wave data according to first heart shockwave signal；With
And the second heart shock wave data are determined according to second heart shockwave signal, and by first heart shock wave data and described
Second heart shock wave data are transmitted to the server.
The third aspect, the embodiment of the present application also provide a kind of blood pressure situation determining device, comprising:
Module is obtained, carries out first heart generated after target bounce impact wave number for obtaining heart in the first measuring point
According to；And heart is obtained in the second measuring point and carries out the second heart shock wave data generated after the target bounce；
Computing module is calculated and is obtained for being based on first heart shock wave data and second heart shock wave data
First heart shock wave data and the time difference for obtaining second heart shock wave data；
Determining module determines blood pressure situation for being based on the time difference.
Fourth aspect, the embodiment of the present application also provide a kind of electronic equipment, comprising: processor, memory and bus, it is described
Memory is stored with the executable machine readable instructions of the processor, when electronic equipment operation, the processor with it is described
By bus communication between memory, the machine readable instructions, which are executed when being executed by the processor in above-mentioned first aspect, appoints
A kind of step in possible embodiment.
5th aspect, the embodiment of the present application also provide a kind of computer readable storage medium, the computer-readable storage medium
Computer program is stored in matter, which executes any possible in above-mentioned first aspect when being run by processor
Step in embodiment.
A kind of blood pressure situation provided by the embodiments of the present application determines that method, system, device and electronic equipment, blood pressure become
Change situation and determines that method uses the first heart shock wave data generated after the first measuring point acquisition heart progress target bounce；
And heart is obtained in the second measuring point and carries out the second heart shock wave data generated after target bounce；It is rushed based on first heart
Hit wave number evidence and the second heart shock wave data, calculate obtain the first heart shock wave data and obtain the second heart shock wave data when
Between it is poor；Based on the time difference, blood pressure situation is determined.The embodiment of the present application impacts wave number by obtaining the heart of different measuring points
According to, and the time difference for obtaining the heart shock wave data of different measuring points is calculated, determine blood pressure situation, in the method not
Blood pressure monitoring device and direct body contact are needed, causes stress load to human body, may be implemented to uncharge mode and continuously supervise
The blood pressure situation for surveying measured slows down the uncomfortable measurement experience of measured.
To enable the above objects, features, and advantages of the application to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only some embodiments of the application, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 shows the flow chart that a kind of blood pressure situation provided by the embodiment of the present application determines method；
Fig. 2 shows the structural schematic diagrams that a kind of blood pressure situation provided by the embodiment of the present application determines system；
Fig. 3 shows the position signal of the provided first pressure sensor of the embodiment of the present application and second pressure sensor
Figure；
Fig. 4 shows the structural schematic diagram of pressure sensor provided by the embodiment of the present application；
Fig. 5 shows the structural schematic diagram of data transmission unit provided by the embodiment of the present application；
Fig. 6 shows heart shockwave signal figure provided by the embodiment of the present application；
Fig. 7 shows a kind of structural schematic diagram of blood pressure situation determining device provided by the embodiment of the present application；
Fig. 8 shows the structural schematic diagram of a kind of electronic equipment provided by the embodiment of the present application.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
Middle attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
It is some embodiments of the present application, instead of all the embodiments.The application being usually described and illustrated herein in the accompanying drawings is real
The component for applying example can be arranged and be designed with a variety of different configurations.Therefore, below to the application's provided in the accompanying drawings
The detailed description of embodiment is not intended to limit claimed scope of the present application, but is merely representative of the selected reality of the application
Apply example.Based on embodiments herein, those skilled in the art institute obtained without making creative work
There are other embodiments, shall fall in the protection scope of this application.
When the intermittent contraction of human heart and diastole, it is each that blood can be passed to human body along arteries from artery root
A artery distal portion, blood generates periodically fluctuation to vascular wall in the process, and pressure each time generates primary punching
Hit wave, referred to as heart shock wave.The spread speed of heart shock wave passes to the time used in each position of body and is and blood pressure phase
It closes.Blood pressure is higher, blood in same blood vessel transmission speed with regard to fast；On the contrary, blood pressure is lower, blood transmits in same blood vessel
Speed is with regard to slow.In other words, blood pressure is higher, and heart shock wave reaches the time used in body somewhere with regard to short, conversely, the time gets over from heart
It is long.
Impact scanning (Ballistocardiography, BCG) technology using heart, can the heart shock wave of acquisition with
The form of waveform diagram is recorded, and ballistocardiography is formed.Ballistocardiography possesses more than 100 years history, once with electrocardiography
There is comparable medical value.Because the measurement difficulty of ballistocardiography is huge and the emergence of electrocardiography, to the last century 60's
Gradually wither away.However, this subject becomes the research hotspot of domestic and international major research institution again since the beginning of this century,
Other than itself potential medical value and the factor of sensor technology progress, also there is the mechanical energy for being very suitable to Internet of Things
Characteristic allows people to have new expectation to its comprehensive value.Currently, Stanford University, Tsinghua University, Chinese Academy of Sciences etc. are domestic and international
Important research mechanism has relevant team to its follow-up study.
BCG technology is utilized in the embodiment of the present application, obtains the heart impact that heart carries out different measuring points after target bounce
Wave number evidence, and heart shock wave figure is generated, heart shock wave figure is then utilized, determines blood pressure situation.
It is true to a kind of blood pressure situation disclosed in the embodiment of the present application first for convenient for understanding the present embodiment
The method of determining describes in detail.
A kind of blood pressure situation as shown in Figure 1 determines the flow chart of method, and the blood pressure situation determines method
The step of include:
S101: heart is obtained in the first measuring point and carries out the first heart shock wave data generated after target bounce；And
Heart, which is obtained, in the second measuring point carries out the second heart shock wave data generated after target bounce.
S102: being based on the first heart shock wave data and the second heart shock wave data, calculates and obtains the first heart shock wave data
With the time difference for obtaining the second heart shock wave data.
S103: it is based on the time difference, determines blood pressure situation.
In step S101-S103, any two measuring point has certain distance in human body, this distance is just per each and every one
Be for body it is relatively-stationary, heart shock wave, which is transferred to the second measuring point from the first measuring point, a fixed distance
Difference, then heart generates after carrying out target bounce, the heart shock wave of generation, which passes through at two, has the regular hour poor.Therefore, in the heart
It is generated after dirty progress target bounce, the heart shock wave data of difference measuring point at available measured any two.Namely
The heart shock wave of difference measuring point is that heart generates when carrying out with a heartbeat at any two obtained.
In specific implementation, bigger because belonging to human body at the arch of aorta of human heart position and at the carotid sinus of head
Arteries, it is obvious to generate heart shock wave, therefore can choose at the arch of aorta of human heart position and head neck is dynamic
Arteries and veins Dou Chu is as different measuring points.
Here, due to dirty closer compared with being centrifuged at the carotid sinus of head at the arch of aorta of human heart position, Ke Yixuan
Select by the arch of aorta of human heart position as the first measuring point, by the carotid sinus of head as the second measuring point.
In specific implementation, it can be generated after heart carries out target bounce first, obtain the first measuring point respectively
Second heart shockwave signal of the first heart shockwave signal and the second measuring point.
Then, the first heart shock wave data are determined according to the first heart shockwave signal；And according to the second heart shockwave signal
Determine the second heart shock wave data.Wherein, the first heart shock wave data may include that heart shock wave reaches the first measuring point
First heart impacts crest value and first heart impact crest value corresponding first time；Second heart shock wave data may include heart punching
Hit second heart impact crest value and second heart impact crest value corresponding second time that wave reaches the second measuring point.
Then, the time difference with the second time at the first time is calculated.It namely calculates after heart carries out target bounce and generates,
Heart shock wave reaches first heart of the first measuring point appearance impact crest value and the heart shock wave reaches the second measuring point and occurs
The time difference of second heart impact crest value.
It, can be by following two side when calculating the time difference of first heart impact crest value and second heart impact crest value
Method is calculated.
First method: according to the first heart shock wave data and the second heart shock wave data, it can use (the calculation of PT algorithm
Method include low-pass filtering, high-pass filtering, differential, square, integral, adaptive threshold and search process), it is raw to the first measuring point
The first heart shock wave data generated after target bounce are carried out at heart and the second measuring point generates heart and carries out target jump
The second heart shock wave data generated after dynamic are filtered, and first heart after finding out the first heart shock wave data filtering impacts wave crest
Second heart after value and the second heart shock wave data filtering impacts crest value, calculates the two neighboring peak-to-peak value corresponding time difference.
Second method: it is being filtered to the first heart shock wave data and the second heart shock wave data using PT algorithm
Waveform Bo Baonei afterwards finds out first heart impact crest value and second heart impact crest value, meter using wavelet transformation approximating method
Calculate the two neighboring peak-to-peak value corresponding time difference.
Finally, within a certain period of time by continuously recording the time difference that heart shock wave reaches different measuring points, i.e.,
It can determine that human blood-pressure situation of change.
It is determined in method in a kind of blood pressure situation provided by the above embodiment, the measurement of no pressure load can be passed through
Equipment obtains heart and carries out the first heart shock wave data and the second heart shock wave data that generate after target bounce, then by counting
The first heart shock wave data of acquisition and the second heart shock wave data are handled according to processing equipment, determine blood pressure
Situation does not need blood pressure monitoring device and direct body contact in the method, causes stress load to human body, to realize
Blood pressure is continuously monitored under the conditions of uncharging obtains blood pressure situation.
After above-mentioned steps S102, it can also obtain heart at predetermined time and carry out the pressure value after target bounce；So
Afterwards, according to the time difference determined in pressure value and step S102, the pressure value at each moment and the corresponding relationship of time difference are determined；
Then, it is based on time difference and corresponding relationship, determines the pressure value of object time.
In specific implementation, it can use dynamic hemomanometer in predetermined time, obtain heart and carry out the blood after target bounce
Pressure value.
Due within the regular hour, too big organic change will not occur for human body, thus in normal prone position or
Into during sleep, the time difference determined in step S102 under same heart rate is corresponding with the pressure value that dynamic hemomanometer measures
Relationship is substantially constant.The pressure value that is measured by one-shot measurement (such as one the whole night) dynamic hemomanometer and obtain heart into
The corresponding relationship of time difference after the bounce of row target, then can determine each heart in a time range (such as one month)
The corresponding relationship of pressure value and time difference under rate.By the corresponding relationship, it is known that at the time of heart progress target bounce,
Relationship between pressure value and the first heart shock wave data and the time difference of the second heart shock wave data this three.
Therefore, the time difference determined according to the corresponding relationship and above-mentioned steps S102, object time can be determined
Pressure value.
Determine that method, the embodiment of the present application also provide a kind of determining system of blood pressure situation based on above-mentioned blood pressure situation
System.A kind of blood pressure situation as shown in Figure 2 determines the structural schematic diagram of system, which determines system packet
Include: data capture unit 201 and server 202, data capture unit 201 and server 202 can pass through the side of wireless network
Formula is communicated.
Specifically, data capture unit 201 can be used for after the first measuring point obtains heart progress target bounce producing
The first raw heart shock wave data；And heart is obtained in the second measuring point and carries out second heart generated after target bounce impact
Wave number evidence.
Server 202 can be used for controlling data capture unit 201 in the first measuring point and obtain heart progress target jump
The first heart shock wave data generated after dynamic, and obtain heart in the second measuring point and carry out generate after target bounce second
Heart shock wave data；Based on the first heart shock wave data and the second heart shock wave data, calculates and obtain the first heart shock wave data
With the time difference for obtaining the second heart shock wave data；Based on the time difference, blood pressure situation is determined.
In specific implementation, data capture unit 201 may include first pressure sensor 2011, second pressure sensor
2012 and data transmission unit 2013.
First pressure sensor 2011 can be used for generating after the first measuring point obtains heart progress target bounce
First heart shockwave signal.
Second pressure sensor 2012 can be used for after the second measuring point obtains the heart progress target bounce producing
The second raw heart shockwave signal.
Data transmission unit 2013 can be used for determining the first heart shock wave data according to the first heart shockwave signal；With
And the second heart shock wave data are determined according to the second heart shockwave signal, and by the first heart shock wave data and the second heart shock wave
Data are transmitted to server 202.
Due to belonging to the bigger arteries of human body at the arch of aorta of human heart position and at the carotid sinus of head, produce
Raw heart shock wave is obvious, therefore can choose at the cardia arch of aorta and at the carotid sinus of head as different surveys
Position is measured, therefore first pressure sensor 2011 can be placed at chest, for measuring at the cardia arch of aorta
First heart shockwave signal, second pressure sensor 2012 is placed at cranium neck, for measuring at human body head carotid sinus
The second heart shockwave signal.
In specific implementation, first pressure sensor 2011 and second pressure sensor 2012 direct can not connect with human body
Touching, the position view of first pressure sensor as shown in Figure 3 and second pressure sensor are any in order not to increase to human body
Load, can be when human body lies low, and first pressure sensor 2011 can be placed on back corresponding with human body chest, the second pressure
Force snesor 2012 can be placed on back corresponding with cranium neck.Here it should be understood that all can measure measures part
The modes of emplacement of heart shockwave signal this application claims within the scope of.
In specific implementation, pressure sensor can be using long ruler formula be designed as, in order to which pressure sensor to be placed on
The measuring point of measured.
The specific structure of pressure sensor is introduced below by embodiment.
The structural schematic diagram of pressure sensor as shown in Figure 4, pressure sensor can specifically include piezoelectric sensing piece, delay
Rush pad, screening glass, flexible fixing device, driving circuit, pressure ruler and cable.Flexible fixing device may include upper fixing element
With lower fixing piece, piezoelectric sensing piece, cushion, screening glass, driving circuit are fixed between upper fixing element and lower fixing piece.Piezoelectricity
Vane is connect with driving circuit by cable.Driving circuit is arc-shaped, and is provided with resistance, field-effect tube and electricity from top to bottom
Hold, can be used to filter out high frequency spurs, reinforce low frequency heart shockwave signal.Cable is used to export the heart punching of piezoelectric sensing piece measurement
Hit wave signal.Piezoelectric sensing piece uses piezoelectric ceramic piece or piezoelectric film-type element, for acquiring vibration signal；Piezoelectric sensing piece
Upper surface be provided with cushion, the lower surface of piezoelectric sensing piece is arranged a screening glass, in this way can adherence pressure sensor
Stability and impact resistance.Flexible fixing device is fixed on to the lower surface of rectangular metal pressure ruler, measurement area can be increased.
The advantages of pressure sensor is that the vibration displacement generated using the interaction of pressure ruler and cushion is applied to piezoelectric sensing
On piece can increase the width of measurement vibration displacement.
Data transmission unit 2013 can be microprocessor, such as ARM (Advanced RISC Machines) processor.
The structural schematic diagram of data transmission unit as shown in Figure 5, data transmission unit 2013 may include driving circuit 501, filtering
Amplifying circuit 502, Chip Microcomputer A/D converter 503, indicator light 504 and first communication module 505.
Specifically, driving circuit 501 and filter amplification circuit 502 can be used to filtering element (cartridge) shockwave signal medium-high frequency clutter
With amplification low frequency heart shockwave signal.
Chip Microcomputer A/D converter 503 can be used for being converted to heart shockwave signal into heart shock wave data.
Specifically, the first heart shockwave signal and second pressure sensor 2012 that first pressure sensor 2011 obtains obtain
The second heart shockwave signal taken after Chip Microcomputer A/D converter, be first converted into initial first heart shock wave data and just
Begin the second heart shock wave data, then respectively by the body in initial first heart shock wave data and initial second heart shock wave data
Move wave number evidence and from bed wave number according to filtering out, first heart impact wave number of available first predetermined time and second is in advance
If second heart at moment impacts wave number.Here, the first predetermined time, which can be the first heart shock wave and reach the first measuring point, goes out
First time when existing first heart impact crest value, the second predetermined time can be the second heart shock wave and reach the second measuring point
There is the second time when second heart impact crest value.That is, filtered first heart shock wave data may include
Crest value and first heart impact crest value corresponding first time are wholeheartedly impacted, filtered second heart shock wave data can wrap
Include second heart impact crest value and second heart impact crest value corresponding second time.
Indicator light 504 can be used to show the acquisition state of heart shockwave signal, for example, yellow can indicate unmeasured,
Green indicates in measurement that blue indicates data transmission.
First communication module 505 can be used for by way of wireless network transmitting heart shock wave data to server 202.
Server 202 may include data storage cell 2021 and data processing unit 2022.
Wherein, data storage cell 2021 can be used for storing the data in server 202.
Data processing unit 2022 is used to carry out the first heart shock wave data received and the second heart shock wave data
Processing.Here, data processing unit 2022, which can calculate, there are the second heart shock wave data of the first heart shock wave data and appearance
Time difference.
Data processing unit 2022 can also analyze the time difference being repeatedly calculated, when becoming larger the time difference,
Determine that blood pressure is being lower；When becoming smaller the time difference, determine that blood pressure is being got higher.
Under normal circumstances, more acurrate reliable using heart impact crest value corresponding calculating time difference time, therefore at data
Unit 2022 is managed when calculating the time difference of first heart impact crest value and second heart impact crest value, following two can be passed through
Method is calculated.
First method: according to the first heart shock wave data and the second heart shock wave data, it can use (the calculation of PT algorithm
Method include low-pass filtering, high-pass filtering, differential, square, integral, adaptive threshold and search process), it is raw to the first measuring point
The first heart shock wave data generated after target bounce are carried out at heart and the second measuring point generates heart and carries out target jump
The second heart shock wave data generated after dynamic are filtered, and first heart after finding out the first heart shock wave data filtering impacts wave crest
Second heart after value and the second heart shock wave data filtering impacts crest value, calculates the two neighboring peak-to-peak value corresponding time difference.
Second method: it is being filtered to the first heart shock wave data and the second heart shock wave data using PT algorithm
Waveform Bo Baonei afterwards finds out first heart punching within the scope of the entire wave packet of the first heart shock wave using wavelet transformation approximating method
Crest value is hit, i.e., second heart within the scope of the first heart shock wave J peak value and the entire wave packet of the second heart shock wave impacts crest value, i.e.,
Second heart shock wave J peak value, calculates the two neighboring J-J peak-to-peak value corresponding time difference.
In specific implementation, server 202 generates blood pressure as a result, to characterize blood pressure according to the calculated time difference
Situation of change.
In specific implementation, blood pressure situation determines that system can also include display unit 203, such as can be computer
Display or mobile phone display screen etc..
Server 202 can also include second communication module 2023, and server 202 is by second communication module 2023 with nothing
Determining blood pressure situation is sent to display unit 203 by the mode of line network communication or wired network communication, to show blood
Press situation of change.
For example, server 202 can by wired network communication, wifi, Bluetooth communication, be based on cellular narrowband Internet of Things
The communication modes such as NB-IoT, 2G/3G/4G/5G happen determining blood pressure to display unit 203.
Heart shockwave signal figure as shown in FIG. 6 is shown at the cardia arch of aorta measured using the above method
The first heart shockwave signal and head carotid sinus at the second heart shockwave signal, can be with by the first heart shockwave signal
Determine heart carry out target bounce after generate, first heart impact crest value and first heart impact crest value it is corresponding first when
Between and second heart impact crest value and second heart impact crest value corresponding second time, at the first time with the second time
Difference, that is, time difference.
System is determined by above-mentioned blood pressure situation, can continuously be determined in the case where human body is without any meet
Blood pressure situation out.
Based on the same technical idea, the embodiment of the present application also provides a kind of blood pressure situation determining device, electronics is set
Standby and computer storage medium etc., for details, reference can be made to following embodiments.
Fig. 7 is the block diagram for showing a kind of blood pressure situation determining device of embodiments herein offer, which becomes
Change the function that situation determining device is realized and corresponds to the step of above-mentioned blood pressure situation of execution on the terminal device determines method.It should
Device can be understood as the component that one includes the server of processor, which can be realized above-mentioned blood pressure situation and determine
Method, as shown in fig. 7, the blood pressure situation determining device 700 may include:
Module 701 is obtained, carries out first heart generated after target bounce impact for obtaining heart in the first measuring point
Wave number evidence；And heart is obtained in the second measuring point and carries out the second heart shock wave data generated after the target bounce；
Computing module 702, for being obtained based on first heart shock wave data and second heart shock wave data, calculating
It takes first heart shock wave data and obtains the time difference of second heart shock wave data；
Determining module 703 determines blood pressure situation for being based on the time difference.
As shown in figure 8, for the structural schematic diagram of a kind of electronic equipment 800 provided by the embodiment of the present application, which is set
Standby 800 include: at least one processor 801, at least one communication bus 802, memory 803.Communication bus 802 for realizing
Connection communication between these components.Memory 803 may include read-only memory and random access memory, and to processor
801 provide instruction and data.The a part of of memory 803 can also include nonvolatile RAM (NVRAM).
In the embodiment of the present application, by the program or instruction of calling memory 803 to store, processor 801 is used for:
Heart, which is obtained, in the first measuring point carries out the first heart shock wave data generated after target bounce；And
Two measuring points obtain heart and carry out the second heart shock wave data generated after target bounce；
Based on the first heart shock wave data and the second heart shock wave data, calculates and obtain the first heart shock wave data and acquisition
The time difference of second heart shock wave data；
Based on the time difference, blood pressure situation is determined.
Processor 801 is also used to: based on first heart impact crest value and second heart impact crest value, calculate at the first time and
The time difference of second time.
Processor 801 is also used to: being obtained heart in the first measuring point and is carried out first heart generated after target bounce impact
Wave signal；And heart is obtained in the second measuring point and carries out the second heart shockwave signal generated after target bounce；
The first heart shock wave data are determined according to the first heart shockwave signal；And it is determined according to the second heart shockwave signal
Second heart shock wave data.
Processor 801 is also used to: in predetermined time, being obtained heart and is carried out the pressure value after target bounce；
Determine the pressure value at each moment and the corresponding relationship of the time difference；
Based on the time difference and the corresponding relationship, the pressure value of object time is determined.
The computer program product that blood pressure situation determines method, including storage are carried out provided by the embodiment of the present application
The computer readable storage medium of the executable non-volatile program code of processor, the instruction that said program code includes can
For executing previous methods method as described in the examples, specific implementation can be found in embodiment of the method, and details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with
It realizes by another way.The apparatus embodiments described above are merely exemplary, for example, the division of the unit,
Only a kind of logical function partition, there may be another division manner in actual implementation, in another example, multiple units or components can
To combine or be desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or beg for
The mutual coupling, direct-coupling or communication connection of opinion can be through some communication interfaces, device or unit it is indirect
Coupling or communication connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in the executable non-volatile computer-readable storage medium of a processor.Based on this understanding, the application
Technical solution substantially the part of the part that contributes to existing technology or the technical solution can be with software in other words
The form of product embodies, which is stored in a storage medium, including some instructions use so that
One computer equipment (can be personal computer, server or the network equipment etc.) executes each embodiment institute of the application
State all or part of the steps of method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only
Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. is various to deposit
Store up the medium of program code.
Finally, it should be noted that embodiment described above, the only specific embodiment of the application, to illustrate the application
Technical solution, rather than its limitations, the protection scope of the application is not limited thereto, although with reference to the foregoing embodiments to this Shen
It please be described in detail, those skilled in the art should understand that: anyone skilled in the art
Within the technical scope of the present application, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of the embodiment of the present application technical solution, should all cover the protection in the application
Within the scope of.Therefore, the protection scope of the application should be based on the protection scope of the described claims.
Claims (10)
1. a kind of blood pressure situation determines method characterized by comprising
Heart, which is obtained, in the first measuring point carries out the first heart shock wave data generated after target bounce；And it is surveyed second
Amount position obtains heart and carries out the second heart shock wave data generated after the target bounce；
Based on first heart shock wave data and second heart shock wave data, calculates and obtain first heart impact wave number
According to the time difference with acquisition second heart shock wave data；
Based on the time difference, blood pressure situation is determined.
2. blood pressure situation according to claim 1 determines method, which is characterized in that first heart shock wave data
First time including first heart impact crest value and acquisition first heart impact crest value；Second heart shock wave data
The second time including second heart impact crest value and acquisition second heart impact crest value；
It is described to be based on first heart shock wave data and second heart shock wave data, it calculates and obtains first heart impact
Wave number evidence and the time difference for obtaining second heart shock wave data, comprising:
Crest value is impacted based on first heart and second heart impacts crest value, calculates the first time and described second
The time difference of time.
3. blood pressure situation according to claim 1 determines method, which is characterized in that described to be obtained in the first measuring point
Dirty the first heart shock wave data generated after target bounce of coring；And heart is obtained in the second measuring point and carries out institute
State the second heart shock wave data generated after target bounce, comprising:
Heart, which is obtained, in the first measuring point carries out the first heart shockwave signal generated after target bounce；And it is surveyed second
Amount position obtains heart and carries out the second heart shockwave signal generated after the target bounce；
The first heart shock wave data are determined according to first heart shockwave signal；And according to second heart shockwave signal
Determine the second heart shock wave data.
4. blood pressure situation according to claim 1 determines method, which is characterized in that further include:
In predetermined time, obtains heart and carry out the pressure value after target bounce；
Determine the pressure value at each moment and the corresponding relationship of the time difference；
Based on the time difference and the corresponding relationship, the pressure value of object time is determined.
5. a kind of blood pressure situation determines system, method is determined applied to blood pressure situation, which is characterized in that the blood pressure
Situation of change determines that system includes: data capture unit and server；The data capture unit and the server pass through nothing
The mode of gauze network communicates；
The data capture unit carries out first heart generated after target bounce impact for obtaining heart in the first measuring point
Wave number evidence；And heart is obtained in the second measuring point and carries out the second heart shock wave data generated after the target bounce；
The server produces after the first measuring point obtains heart progress target bounce for controlling the data capture unit
The first raw heart shock wave data, and obtain heart in the second measuring point and carry out second heart generated after the target bounce
Shock wave data；Based on first heart shock wave data and second heart shock wave data, calculates and obtain first heart
Shock wave data and the time difference for obtaining second heart shock wave data；Based on the time difference, blood pressure situation is determined.
6. blood pressure situation according to claim 5 determines system, which is characterized in that further include: display unit；It is described
Display unit and the server by way of cable network communicating or the mode of wireless network communicates；
The server, for sending the blood pressure situation to the display unit；
The display unit shows the blood pressure feelings after receiving the blood pressure situation that the server is sent
Condition.
7. blood pressure situation according to claim 5 determines system, which is characterized in that the data capture unit packet
It includes: first pressure sensor, second pressure sensor and transmission unit；
The first pressure sensor carries out first heart generated after target bounce punching for obtaining heart in the first measuring point
Hit wave signal；
The second pressure sensor, second for being generated after the second measuring point acquisition heart carries out the target bounce
Heart shockwave signal；
The data transmission unit, for determining the first heart shock wave data according to first heart shockwave signal；And root
The second heart shock wave data are determined according to second heart shockwave signal, and by first heart shock wave data and described second
Heart shock wave data are transmitted to the server.
8. a kind of blood pressure situation determining device characterized by comprising
Module is obtained, carries out the first heart shock wave data generated after target bounce for obtaining heart in the first measuring point；
And heart is obtained in the second measuring point and carries out the second heart shock wave data generated after the target bounce；
Computing module calculates described in obtaining for being based on first heart shock wave data and second heart shock wave data
First heart shock wave data and the time difference for obtaining second heart shock wave data；
Determining module determines blood pressure situation for being based on the time difference.
9. a kind of electronic equipment characterized by comprising processor, memory and bus, the memory are stored with the place
The executable machine readable instructions of device are managed, when electronic equipment operation, pass through bus between the processor and the memory
Communication, the machine readable instructions execute blood pressure feelings as claimed in claim 1 to 5 when being executed by the processor
Condition determines the step of method.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer journey on the computer readable storage medium
Sequence, the computer program execute blood pressure situation as claimed in claim 1 to 5 and determine method when being run by processor
The step of.
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