CN109044303A - A kind of blood pressure measuring method based on wearable device, device and equipment - Google Patents
A kind of blood pressure measuring method based on wearable device, device and equipment Download PDFInfo
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- CN109044303A CN109044303A CN201810751990.0A CN201810751990A CN109044303A CN 109044303 A CN109044303 A CN 109044303A CN 201810751990 A CN201810751990 A CN 201810751990A CN 109044303 A CN109044303 A CN 109044303A
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- 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
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Abstract
The invention discloses a kind of blood pressure measuring method based on wearable device, device and equipment, the wearable device is provided with camera and blood pressure measurement module, this method comprises: obtaining position of user's heart region with respect to camera by camera after wearable device enters blood pressure measurement mode；Position according to user's heart region with respect to camera generates position regulating command, and instruction user adjusts the position of wearable device, and wearable device and user's heart region is made to be located at sustained height；When confirming that wearable device and user's heart region are located at sustained height, starting blood pressure measurement module starts blood pressure measurement.The blood pressure measuring method improves the accuracy of blood pressure measurement, reduces measurement error, so that user is had correct understanding to the blood pressure level of itself, sees the doctor in time when necessary, facilitates the treatment of hypertension.
Description
Technical field
The present invention relates to intelligent wearable device field, in particular to a kind of blood pressure measuring method based on wearable device,
Device and equipment.
Background technique
Hypertension (hypertension) refers to that it is main for increasing with systemic arterial blood pressure (systolic pressure and/or diastolic pressure)
Feature (systolic pressure >=140 millimetress of mercury, diastolic pressure >=90 millimetress of mercury), can be with the function or device matter of the organs such as the heart, brain, kidney
Property damage clinical syndrome.Hypertension is the most common chronic disease and the most important risk factor of cardiovascular and cerebrovascular diseases.Whole
Body crowd, blood pressure level gradually rise with the age, are become apparent with systolic pressure, and hypertension has become the main of current person in middle and old age
Illness.In order to more easily detect blood pressure level, physical condition is monitored, so as to treatment of practising medicine in time, portable Wrist belt-type surveys blood
Pressure equipment progresses into market, can by wrist can measuring blood pressure, common product has intelligent health wrist-watch, Wrist belt-type blood
Press instrument etc., but current test philosophy requirement, wrist need and heart with it is high when, the blood pressure of test could accurately, and otherwise test misses
Difference is larger, but how to hold the wrist height of measuring blood pressure to make measuring device and heart become a problem with high.In addition, surveying
Examination blood pressure needs quiescent value, everyone state is different from test method, all very big error can be caused to test, if violent
Movement carries out in blood pressure test and/or blood pressure test process immediately, user movement and/or speaks, and is likely to influence blood pressure
Value, it requires stationary state and state of not speaking, can detect in time, and reminds and arrive the correct measurement method of user and number
According to accuracy.
Summary of the invention
A kind of blood pressure measuring method based on wearable device, device and equipment provided by the invention, with solution or part
It solves the problem above-mentioned.
According to an aspect of the invention, there is provided a kind of blood pressure measuring method based on wearable device, described to wear
Wearing equipment includes camera, which comprises
After the wearable device enters blood pressure measurement mode, user's heart region phase is obtained by the camera
To the position of the camera；
According to the position of the relatively described camera in user's heart region, position regulating command is generated, instruction is used
Family adjusts the position of the wearable device, and the wearable device and user's heart region is made to be located at sustained height；
When confirming that the wearable device and user's heart region are located at sustained height, start the blood pressure measurement
Module starts blood pressure measurement.
Optionally, the position for obtaining the relatively described camera in user's heart region by the camera is wrapped
It includes:
The image including user's heart region is shot using the camera, obtains central point and the institute of described image
The line is denoted as the medium line of the camera by the line for stating camera position；
The angle a1 of the medium line of vertical line and the camera is obtained by gravity sensor；
Image recognition is carried out to described image, gets the location of pixels and the camera of user's heart region
The angle a2 of medium line；
The position of the relatively described camera in user's heart region is got according to the angle a1 and the angle a2.
Optionally, the position according to the relatively described camera in user's heart region generates position and adjusts
Instruction includes:
Judge the angle a2 and 90 ° of relationships subtracted between the angle a1:
If the angle a2 subtracts the angle a1 less than 90 °, the instruction for adjusting upward the wearable device is generated,
If the angle a2, which is greater than 90 °, subtracts the angle a1, the instruction for adjusting the wearable device downwards is generated, until described
Angle a2 is equal to 90 ° and subtracts the angle a1.
Optionally, the wearable device is additionally provided with heart rate sensor, enters blood pressure measurement in the wearable device
After mode, before the position that the relatively described camera in user's heart region is obtained by the camera, the method is also
Include:
Utilize the first heart rate data in the first preset time period before heart rate sensor acquisition current time；
Judge whether first heart rate data is located at default heart rate interval, when first heart rate data be not located at it is default
When heart rate interval, where reminding and user being waited to sit quietly after the second preset time period and to obtain user's heart by the camera again
The position of the relatively described camera in region；When first heart rate data is located at default heart rate interval, then pass through the camera shooting
Head obtains the position of the relatively described camera in user's heart region.
Optionally, the wearable device is additionally provided with microphone and acceleration transducer, starts the blood pressure measurement mould
After BOB(beginning of block) blood pressure measurement, the method also includes:
Voice data is acquired using the second heart rate data of heart rate sensor acquisition user and using the microphone；
When second heart rate data is greater than the first heart rate threshold or the voice data greater than the first default voice threshold
When, the prompting instruction re-measured is generated, the blood pressure measurement module is controlled and restarts blood pressure measurement；
When second heart rate data is greater than the second heart rate threshold and is not more than first heart rate threshold, using described
Acceleration transducer judges whether user has athletic performance, and when user has athletic performance, the prompting for generating " not move " refers to
It enables, controls the blood pressure measurement module and continue blood pressure measurement；
When the voice data is greater than the second default voice threshold and is not more than the first default voice threshold, generate " no
Speak " prompting instruction, control the blood pressure measurement module and continue blood pressure measurement；
When second heart rate data is default no more than described second no more than the second heart rate threshold and the voice data
When voice threshold, any prompting instruction is not issued, the blood pressure measurement module is controlled and continues blood pressure measurement.
According to another aspect of the present invention, a kind of blood pressure measurement control device based on wearable device, institute are provided
It states wearable device and is provided with camera and blood pressure measurement module, described device includes:
Relative position obtains module, after entering blood pressure measurement mode for the wearable device, passes through the camera
Obtain the position of the relatively described camera in user's heart region；
Regulating command generation module, it is raw for the position according to the relatively described camera in user's heart region
At position regulating command, indicates that user adjusts the position of the wearable device, make the wearable device and user's heart institute
It is located at sustained height in region；
Blood pressure measurement module, for being located at sustained height when the confirmation wearable device and user's heart region
When, start the blood pressure measurement module and starts blood pressure measurement.
Optionally, the relative position obtains module and is specifically used for:
The image including user's heart region is shot using the camera, obtains central point and the institute of described image
The line is denoted as the medium line of the camera by the line for stating camera position；
The angle a1 of the medium line of vertical line and the camera is obtained by gravity sensor；
Image recognition is carried out to described image, gets the location of pixels and the camera of user's heart region
The angle a2 of medium line；
The position of the relatively described camera in user's heart region is got according to the angle a1 and the angle a2.
Optionally, the regulating command generation module is specifically used for:
Judge the angle a2 and 90 ° of relationships subtracted between the angle a1:
If the angle a2 subtracts the angle a1 less than 90 °, the instruction for adjusting upward the wearable device is generated,
If the angle a2, which is greater than 90 °, subtracts the angle a1, the instruction for adjusting the wearable device downwards is generated, until described
Angle a2 is equal to 90 ° and subtracts the angle a1.
Optionally, the wearable device is additionally provided with heart rate sensor, enters blood pressure measurement in the wearable device
After mode, before the position that the relatively described camera in user's heart region is obtained by the camera, described device is also
Including the first reminding module, first reminding module is used for:
Utilize the first heart rate data in the first preset time period before heart rate sensor acquisition current time；
Judge whether first heart rate data is located at default heart rate interval, when first heart rate data be not located at it is default
When heart rate interval, where reminding and user being waited to sit quietly after the second preset time period and to obtain user's heart by the camera again
The position of the relatively described camera in region；When first heart rate data is located at default heart rate interval, then pass through the camera shooting
Head obtains the position of the relatively described camera in user's heart region.
Optionally, the wearable device is additionally provided with microphone and acceleration transducer, starts the blood pressure measurement mould
After BOB(beginning of block) blood pressure measurement, described device further includes the second reminding module, and second reminding module is used for:
Voice data is acquired using the second heart rate data of heart rate sensor acquisition user and using the microphone；
When second heart rate data is greater than the first heart rate threshold or the voice data greater than the first default voice threshold
When, the prompting instruction re-measured is generated, the blood pressure measurement module is controlled and restarts blood pressure measurement；
When second heart rate data is greater than the second heart rate threshold and is not more than first heart rate threshold, using described
Acceleration transducer judges whether user has athletic performance, and when user has athletic performance, the prompting for generating " not move " refers to
It enables, controls the blood pressure measurement module and continue blood pressure measurement；
When the voice data is greater than the second default voice threshold and is not more than the first default voice threshold, generate " no
Speak " prompting instruction, control the blood pressure measurement module and continue blood pressure measurement；
When second heart rate data is default no more than described second no more than the second heart rate threshold and the voice data
When voice threshold, any prompting instruction is not issued, the blood pressure measurement module is controlled and continues blood pressure measurement.
According to a further aspect of the invention, provide a kind of blood pressure measuring device based on wearable device, it is described can
Wearable device includes camera, and described device includes memory and processor, is passed through between the memory and the processor
Internal bus communication connection, the memory are stored with the computer program that can be executed by the processor, the computer
Program can be realized the above-mentioned blood pressure measuring method based on wearable device when being executed by the processor.
According to a further aspect of the invention, a kind of wearable device is provided, the wearable device includes above-mentioned
Blood pressure measuring device based on wearable device.
The beneficial effect of the embodiment of the present invention is: after wearable device enters blood pressure measurement mode, being obtained by camera
Position of user's heart region with respect to camera；Position according to user's heart region with respect to camera generates position
Regulating command is set, instruction user adjusts the position of wearable device, is located at wearable device and user's heart region same
One height；When confirming that wearable device and user's heart region are located at sustained height, starting blood pressure measurement module starts
Blood pressure measurement.The blood pressure measuring method is improved by guaranteeing that wearable device and user's heart position are located at sustained height
The accuracy of blood pressure measurement, reduces measurement error, user is made to have correct understanding to the blood pressure level of itself, when necessary and
When see the doctor, facilitate the treatment of hypertension.
Detailed description of the invention
Fig. 1 is a kind of blood pressure measuring method flow chart based on wearable device provided in an embodiment of the present invention；
Fig. 2 is the relation schematic diagram of camera and heart position；
Fig. 3 is another blood pressure measuring method flow chart based on wearable device provided in an embodiment of the present invention；
Fig. 4 is a kind of blood pressure measuring device figure based on wearable device provided in an embodiment of the present invention；
Fig. 5 is another blood pressure measuring device based on wearable device provided in an embodiment of the present invention；
Fig. 6 is another blood pressure measuring device based on wearable device provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of blood pressure measuring method flow chart based on wearable device provided in an embodiment of the present invention, this can wear
It wears equipment and is provided with camera and blood pressure measurement module, method includes the following steps:
Step S11: after wearable device enters blood pressure measurement mode, user's heart region phase is obtained by camera
To the position of camera；Specifically:
The image including user's heart region is shot using camera, obtains central point and the camera place of image
Line is denoted as the medium line of camera by the line of position；
The angle a1 of the medium line of vertical line and camera is obtained by gravity sensor；
Image recognition is carried out to image, gets the location of pixels of user's heart region and the medium line of camera
Angle a2；
Position of user's heart region with respect to camera is got according to angle a1 and the angle a2.
Step S12: the position according to user's heart region with respect to camera generates position regulating command, and instruction is used
Family adjusts the position of wearable device, makes wearable device and user's heart region is located at sustained height, wherein according to
Family heart region generates position regulating command with respect to the position of camera specifically:
Judge angle a2 and 90 ° of relationships subtracted between angle a1:
If angle a2 subtracts angle a1 less than 90 °, the instruction for adjusting upward wearable device is generated, if angle a2 is greater than
90 ° subtract angle a1, then generate the instruction of adjustment wearable device downwards, until angle a2, which is equal to 90 °, subtracts angle a1.
Fig. 2 is the relation schematic diagram of camera and heart position, as shown in Fig. 2, building by origin (0,0) of camera
Vertical coordinate system, the X-axis of coordinate system cross origin (0,0) and are parallel to horizontal plane, and the Y-axis of coordinate system crosses origin (0,0) perpendicular to level
Face；The image including user's heart position of camera shooting is obtained, during the line with the central point of image and origin is
Between line, i.e. dotted line in figure；By image recognition, user's heart position is identified, obtain user's heart position and take the photograph
As head line and medium line between angle a2, obtain angle of user's heart position with respect to camera.
The angle a1 of medium line and Y-axis is obtained by gravity sensor；Judge user's heart position with respect to camera
Angle and 90 ° of relationships subtracted between medium line and the angle of Y-axis, i.e. the relationship of a2 and (90 ° of-a1): if user's heart institute
In position, the angle with respect to camera subtracts the angle of medium line and Y-axis less than 90 °, i.e. a2 < (90 ° of-a1) illustrates camera
Position is relatively low, because camera is set on wearable device, illustrates that wearable device is relatively low relative to heart position, then
It generates and adjusts upward the instruction of wearable device, if during user's heart position subtracts greater than 90 ° with respect to the angle of camera
Between line and Y-axis angle, i.e. a2 > (90 ° of-a1) illustrates that wearable device is higher relative to heart position, then generate to
The instruction of lower adjustment wearable device, if user's heart position, which is equal to 90 ° with respect to the angle of camera, subtracts medium line and Y
The angle of axis, i.e. a2=(90 ° of-a1), then wearable device and user's heart position are located at sustained height, do not issue position
Set regulating command.
Position regulating command can show voice broadcast, text importing, icon, vibrate or jingle bell by way of issue.
Wherein, the concrete mode that icon is shown are as follows: what it is when generation is the instruction for adjusting upward wearable device, in the aobvious of wearable device
Show one upward arrow of screen display, what it is when generation is the downward instruction for adjusting wearable device, in the aobvious of wearable device
Show one downward arrow of screen display；The alerting pattern of vibration or jingle bell, which can distinguish wearable device by sound intensity, to be deviateed
The degree of user's heart position；When adjust be located at sustained height to wearable device and user's heart position when, it is aobvious
Printed words such as " OK " can be shown in display screen.
Step S13: when confirming that wearable device and user's heart region are located at sustained height, start blood pressure measurement
Module starts blood pressure measurement.
This method further includes that blood pressure measurement is sent to mobile terminal, is carried out for mobile terminal to blood-pressure measurement data
Analysis processing generates analysis report, which may include whether blood pressure level is abnormal, proposes for abnormal conditions to user
Diet work and rest and suggest, and information such as the recommendation that can take drugs are for reference；In addition, children or doctor can pass through this
Kind communication remotely checks the health situation for understanding parent or patient, under preferably looking after parent or suiting the medicine to the illness
Medicine.
Fig. 3 is another blood pressure measuring method flow chart based on wearable device provided in an embodiment of the present invention, can be worn
It wears equipment and is additionally provided with heart rate sensor, after wearable device enters blood pressure measurement mode, i.e., pass through camera shooting in step s 11
Before head obtains user's heart region with respect to the position of camera, this method further include:
Step S31: blood pressure measurement mode is opened；
Step S32: the first heart rate number in the first preset time period before heart rate sensor acquisition current time is utilized
According to；
Step S33: judging whether the first heart rate data is located at default heart rate interval, if it is not, working as the first heart rate data not
When positioned at default heart rate interval, operating procedure S33, if so, i.e. when the first heart rate data is located at default heart rate interval, operation step
Rapid S35；
Step S34: reminding and user is waited to sit quietly the second preset time period；
Step S35: position of user's heart region with respect to camera is obtained by camera.
Step S36: when confirming that wearable device and user's heart region are located at sustained height, start blood pressure measurement
Module starts blood pressure measurement.
Wearable device is additionally provided with microphone and acceleration transducer, and starting blood pressure measurement module starts blood pressure measurement
Afterwards, this method further include:
Step S37: voice data is acquired using the second heart rate data of heart rate sensor acquisition user and using microphone；
Step S38: when the second heart rate data is greater than the first heart rate threshold or voice data greater than the first default voice threshold
When, the prompting instruction re-measured is generated, control blood pressure measurement module restarts blood pressure measurement；When the second heart rate data
When greater than the second heart rate threshold and being not more than the first heart rate threshold, judge whether user has movement dynamic using acceleration transducer
Make, when user has athletic performance, generates the prompting instruction of " not move ", control blood pressure measurement module continues blood pressure survey
Amount process；When voice data is greater than the second default voice threshold and is not more than the first default voice threshold, generation " not said
The prompting instruction of words ", controls the blood pressure measurement module and continues blood pressure measurement；When the second heart rate data is no more than the
When two heart rate thresholds and the voice data are not more than the second default voice threshold, any prompting instruction is not issued, controls blood pressure
Measurement module continues blood pressure measurement.
The heart rate data of user is detected before blood pressure measurement, i.e. it is use that the first heart rate data, which is in order to ensure Current heart rate,
Heart rate value under the rest state of family, i.e. Current heart rate are located in default heart rate interval, guarantee that user does not have before blood pressure measurement
Strenuous exercise or greatly excited.If user strenuous exercise or mood swing are too big, user is reminded to sit quietly 5Min.One
As, the static heart rate of people is average per minute at 75-85 times, and the static heart rate range of normal person is 60-100 times per minute, therefore
Default static state heart rate interval is 60-100 times per minute.
The heart rate data of user is detected in blood pressure measurement, i.e. the second heart rate data is to guarantee in test process
Big movement or excited is not had.When heart rate is too fast, i.e. the second heart rate data is greater than the first heart rate threshold, at this time user
Action behavior or it is excited influenced blood pressure measurement, need to re-start measurement.
When heart rate is very fast, i.e. the second heart rate data is greater than the second heart rate threshold and is not more than the first heart rate threshold, uses at this time
The action behavior at family or it is excited do not influence blood pressure measurement, but need to remind user, remind instruction
Initiation needs to confirm whether the faster reason of the heart rate is therefore further to detect exercise data caused by movement, judges to accelerate
Whether the exercise data of degree sensor acquisition is greater than preset movement threshold, if it does, illustrating that user has athletic performance, at this moment
The prompting instruction of " not move " can be generated, blood pressure measurement will not stop；
Judge whether user speaks according to the collected voice data of microphone, if voice data is greater than the second heart rate threshold
And it is not more than the first heart rate threshold, illustrate that user has carried out behavior of speaking, generates the prompting instruction of " not speak ", blood pressure measurement
Process will not stop；
When heart rate is judged as static heart rate, and user do not speak behavior when, i.e. the second heart rate data is not more than second
Heart rate threshold and the voice data are not more than the second default voice threshold, do not issue any prompting instruction, continue blood pressure
Measurement process.
It instructs, can be issued by way of text importing or voice broadcast about reminding.
Fig. 4 is another blood pressure measuring device figure based on wearable device provided in an embodiment of the present invention, this is wearable
Equipment includes camera, which includes:
Relative position obtains module 401, after entering blood pressure measurement mode for wearable device, is obtained and is used by camera
Position of the family heart region with respect to camera；It is specifically used for:
The image including user's heart region is shot using camera, obtains the central point and the camera of image
Line is denoted as the medium line of camera by the line of position；
The angle a1 of the medium line of vertical line and camera is obtained by gravity sensor；
Image recognition is carried out to image, gets the location of pixels of user's heart region and the medium line of camera
Angle a2；
Position of user's heart region with respect to camera is got according to angle a1 and angle a2.
Regulating command generation module 402 generates position for the position according to user's heart region with respect to camera
Regulating command, instruction user adjust the position of wearable device, are located at wearable device with user's heart region same
Highly；It is specifically used for:
Judge angle a2 and 90 ° of relationships subtracted between angle a1:
If angle a2 subtracts angle a1 less than 90 °, the instruction for adjusting upward wearable device is generated, if angle a2 is greater than
90 ° subtract angle a1, then generate the instruction of adjustment wearable device downwards, until angle a2, which is equal to 90 °, subtracts angle a1.
Blood pressure measurement module 403 is used for when confirming that wearable device and user's heart region are located at sustained height,
Starting blood pressure measurement module starts blood pressure measurement.
Fig. 5 is another blood pressure measuring device figure based on wearable device provided in an embodiment of the present invention, such as Fig. 5 institute
Show, wearable device includes: camera, blood pressure measurement module, heart rate sensor, microphone and acceleration transducer, the device
50 include: that relative position obtains module 401, regulating command generation module 402, blood pressure measurement module 403, the first reminding module
501, the second reminding module 502, wherein relative position obtains module 401, regulating command generation module 402, blood pressure measurement module
403, it has been described in the embodiment shown in fig. 4, details are not described herein.
After wearable device enters blood pressure measurement mode, the opposite camera shooting in user's heart region is obtained by camera
Before the position of head, the first reminding module 501 is using in the first preset time period before heart rate sensor acquisition current time
The first heart rate data；Judge whether the first heart rate data is located at default heart rate interval, when the first heart rate data be not located at it is default
When heart rate interval, remind and user waited to sit quietly after the second preset time period that user's heart region is obtained by camera again
The position of opposite camera；User's heart institute is obtained when the first heart rate data is located at default heart rate interval, then through camera
In position of the region with respect to camera.
After starting blood pressure measurement module starts blood pressure measurement, the second reminding module 502 acquires user using heart rate sensor
The second heart rate data and using microphone acquire voice data；When the second heart rate data is greater than the first heart rate threshold or voice number
When according to being greater than the first default voice threshold, the prompting instruction re-measured is generated, control blood pressure measurement module restarts blood pressure
Measurement process；When the second heart rate data is greater than the second heart rate threshold and is not more than the first heart rate threshold, acceleration sensing is utilized
Device judges whether user has athletic performance, when user has athletic performance, generates the prompting instruction of " not move ", controls blood pressure
Measurement module continues blood pressure measurement；When voice data is greater than the second default voice threshold and is not more than the first default language
When sound threshold value, the prompting instruction of " not speak " is generated, control blood pressure measurement module continues blood pressure measurement；When second
When heart rate data is not more than the second default voice threshold no more than the second heart rate threshold and voice data, any prompting is not issued and is referred to
It enables, control blood pressure measurement module continues blood pressure measurement.
In some embodiments, device further include: wireless communication module, wireless communication module are used for blood pressure measurement knot
Fruit is sent to mobile terminal.
In some embodiments, device further include: reminding module, reminding module are used for aobvious by voice broadcast, text
Show, icon is shown, vibrate or jingle bell mode reminds user.
Fig. 6 is another blood pressure measuring device based on wearable device provided in an embodiment of the present invention, this is wearable to set
Standby includes camera, which includes memory 601 and processor 602, between memory 601 and processor 602
By 603 communication connection of internal bus, memory 601 is stored with the computer program that can be executed by processor 602, computer
Program can be realized the above-mentioned blood pressure measuring method based on wearable device when being executed by processor 602.
For device embodiment, since it corresponds essentially to embodiment of the method, so related place is referring to method reality
Apply the part explanation of example.The apparatus embodiments described above are merely exemplary, can select according to the actual needs
Some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying wound
In the case that the property made is worked, it can understand and implement.
In conclusion after entering blood pressure measurement mode, it is ensured that user is under rest state, starts to obtain user's heart
It is given birth to respect to the position of camera on wearable device according to the position of user's heart region camera relatively region
It at position regulating command, indicates that user adjusts the position of wearable device, makes wearable device and user's heart region position
In sustained height, start blood pressure measurement, in measurement process, the heart rate and voice data of real-time detection user, in user movement
When with speaking, issuing and reminding, it is ensured that user, without big movement and behavior of speaking, guarantees blood pressure measurement in measurement process
Accuracy reduces measurement error, so that user is had correct understanding to the blood pressure level of itself, sees the doctor in time when necessary, has
Help the treatment of hypertension, and mobile terminal can be sent by blood-pressure measurement data, is convenient for children or doctor more easily
Solve the blood pressure level of user.
The above description is merely a specific embodiment, under above-mentioned introduction of the invention, those skilled in the art
Other improvement or deformation can be carried out on the basis of the above embodiments.It will be understood by those skilled in the art that above-mentioned tool
Body description only preferably explains that the purpose of the present invention, protection scope of the present invention are subject to the protection scope in claims.
Claims (12)
1. a kind of blood pressure measuring method based on wearable device, which is characterized in that the wearable device is provided with camera
With blood pressure measurement module, which comprises
After the wearable device enters blood pressure measurement mode, user's heart region is obtained with respect to institute by the camera
State the position of camera；
According to the position of the relatively described camera in user's heart region, position regulating command is generated, indicates user's tune
The position for saving the wearable device makes the wearable device and user's heart region be located at sustained height；
When confirming that the wearable device and user's heart region are located at sustained height, start the blood pressure measurement module
Start blood pressure measurement.
2. blood pressure measurement control method as described in claim 1, which is characterized in that described to obtain user by the camera
The position of the relatively described camera in heart region includes:
The image including user's heart region is shot using the camera, the central point for obtaining described image is taken the photograph with described
As the line of head position, the line is denoted as to the medium line of the camera；
The angle a1 of the medium line of vertical line and the camera is obtained by gravity sensor；
Image recognition is carried out to described image, gets the location of pixels of user's heart region and the centre of the camera
The angle a2 of line；
The position of the relatively described camera in user's heart region is got according to the angle a1 and the angle a2.
3. blood pressure measurement control method as claimed in claim 2, which is characterized in that described according to user's heart location
The position of the relatively described camera in domain, generating position regulating command includes:
Judge the angle a2 and 90 ° of relationships subtracted between the angle a1:
If the angle a2 subtracts the angle a1 less than 90 °, the instruction for adjusting upward the wearable device is generated, if institute
It states angle a2 and subtracts the angle a1 greater than 90 °, then generate the instruction for adjusting the wearable device downwards, until the angle
A2 is equal to 90 ° and subtracts the angle a1.
4. blood pressure measurement control method as described in claim 1, which is characterized in that the wearable device is additionally provided with heart rate
Sensor obtains user's heart region by the camera after the wearable device enters blood pressure measurement mode
Before the position of the relatively described camera, the method also includes:
Utilize the first heart rate data in the first preset time period before heart rate sensor acquisition current time；
Judge whether first heart rate data is located at default heart rate interval, when first heart rate data is not located at default heart rate
When section, remind and user waited to sit quietly after the second preset time period that user's heart region is obtained by the camera again
The position of the relatively described camera；It is obtained when first heart rate data is located at default heart rate interval, then through the camera
Take the position of the relatively described camera in family heart region.
5. blood pressure measurement control method as described in claim 1, which is characterized in that the wearable device is additionally provided with Mike
Wind and acceleration transducer start after the blood pressure measurement module starts blood pressure measurement, the method also includes:
Voice data is acquired using the second heart rate data of heart rate sensor acquisition user and using the microphone；
It is raw when second heart rate data is greater than the first heart rate threshold or the voice data is greater than the first default voice threshold
At the prompting instruction re-measured, controls the blood pressure measurement module and restart blood pressure measurement；
When second heart rate data is greater than the second heart rate threshold and is not more than first heart rate threshold, the acceleration is utilized
Degree sensor judges whether user has athletic performance, when user has athletic performance, generates the prompting instruction of " not move ", control
It makes the blood pressure measurement module and continues blood pressure measurement；
When the voice data is greater than the second default voice threshold and is not more than the first default voice threshold, generation " not said
The prompting instruction of words ", controls the blood pressure measurement module and continues blood pressure measurement；
When second heart rate data is not more than the described second default voice no more than the second heart rate threshold and the voice data
When threshold value, any prompting instruction is not issued, the blood pressure measurement module is controlled and continues blood pressure measurement.
6. a kind of blood pressure measurement control device based on wearable device, which is characterized in that the wearable device, which is provided with, to be taken the photograph
As head and blood pressure measurement module, described device include:
Relative position obtains module, after entering blood pressure measurement mode for the wearable device, is obtained by the camera
The position of the relatively described camera in user's heart region；
Regulating command generation module generates position for the position according to the relatively described camera in user's heart region
Regulating command is set, instruction user adjusts the position of the wearable device, makes the wearable device and user's heart location
Domain is located at sustained height；
Blood pressure measurement module, for opening when confirming that the wearable device and user's heart region are located at sustained height
It moves the blood pressure measurement module and starts blood pressure measurement.
7. blood pressure measurement control device as claimed in claim 6, which is characterized in that the relative position obtains module and specifically uses
In:
The image including user's heart region is shot using the camera, the central point for obtaining described image is taken the photograph with described
As the line of head position, the line is denoted as to the medium line of the camera；
The angle a1 of the medium line of vertical line and the camera is obtained by gravity sensor；
Image recognition is carried out to described image, gets the location of pixels of user's heart region and the centre of the camera
The angle a2 of line；
The position of the relatively described camera in user's heart region is got according to the angle a1 and the angle a2.
8. blood pressure measurement control device as claimed in claim 7, which is characterized in that the regulating command generation module is specifically used
In:
Judge the angle a2 and 90 ° of relationships subtracted between the angle a1:
If the angle a2 subtracts the angle a1 less than 90 °, the instruction for adjusting upward the wearable device is generated, if institute
It states angle a2 and subtracts the angle a1 greater than 90 °, then generate the instruction for adjusting the wearable device downwards, until the angle
A2 is equal to 90 ° and subtracts the angle a1.
9. blood pressure measurement control device as claimed in claim 6, which is characterized in that the wearable device is additionally provided with heart rate
Sensor obtains user's heart region by the camera after the wearable device enters blood pressure measurement mode
Before the position of the relatively described camera, described device further includes the first reminding module, and first reminding module is used for:
Utilize the first heart rate data in the first preset time period before heart rate sensor acquisition current time；
Judge whether first heart rate data is located at default heart rate interval, when first heart rate data is not located at default heart rate
When section, remind and user waited to sit quietly after the second preset time period that user's heart region is obtained by the camera again
The position of the relatively described camera；It is obtained when first heart rate data is located at default heart rate interval, then through the camera
Take the position of the relatively described camera in family heart region.
10. blood pressure measurement control device as claimed in claim 6, which is characterized in that the wearable device is additionally provided with wheat
Gram wind and acceleration transducer start after the blood pressure measurement module starts blood pressure measurement, and described device further includes the second prompting
Module, second reminding module are used for:
Voice data is acquired using the second heart rate data of heart rate sensor acquisition user and using the microphone；
It is raw when second heart rate data is greater than the first heart rate threshold or the voice data is greater than the first default voice threshold
At the prompting instruction re-measured, controls the blood pressure measurement module and restart blood pressure measurement；
When second heart rate data is greater than the second heart rate threshold and is not more than first heart rate threshold, the acceleration is utilized
Degree sensor judges whether user has athletic performance, when user has athletic performance, generates the prompting instruction of " not move ", control
It makes the blood pressure measurement module and continues blood pressure measurement；
When the voice data is greater than the second default voice threshold and is not more than the first default voice threshold, generation " not said
The prompting instruction of words ", controls the blood pressure measurement module and continues blood pressure measurement；
When second heart rate data is not more than the described second default voice no more than the second heart rate threshold and the voice data
When threshold value, any prompting instruction is not issued, the blood pressure measurement module is controlled and continues blood pressure measurement.
11. a kind of blood pressure measuring device based on wearable device, which is characterized in that the wearable device includes camera,
Described device includes memory and processor, passes through internal bus communication connection, institute between the memory and the processor
It states memory and is stored with the computer program that can be executed by the processor, the computer program is executed by the processor
When can be realized the described in any item blood pressure measuring methods based on wearable device of claim 1-5.
12. a kind of wearable device, which is characterized in that the wearable device includes the described in any item bases of claim 6-11
In the blood pressure measuring device of wearable device.
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