CN109009003A - A kind of control method of pulse signal detection - Google Patents
A kind of control method of pulse signal detection Download PDFInfo
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- CN109009003A CN109009003A CN201810743042.2A CN201810743042A CN109009003A CN 109009003 A CN109009003 A CN 109009003A CN 201810743042 A CN201810743042 A CN 201810743042A CN 109009003 A CN109009003 A CN 109009003A
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- pulse signal
- pulse
- measurement
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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
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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
Abstract
The invention discloses a kind of control methods of pulse signal detection, measure stability criterion by setting pulse signal, when the pulse signal of measurement is unsatisfactory for pulse signal measurement stability criterion, by the rejection of data of caching.When measured pulse signal meets pulse signal measurement stability criterion, signal receiving end is sent by N number of pulse wave data of caching.Measured pulse wave number N is settable, when the crowd of measurement is general health crowd, can set N to relatively small numerical value, when the crowd of measurement is patient groups, can set N to relatively large numerical value.This method for different crowd measurement different length and the settable effective pulse signal of stabilization of length, can reduce the power consumption of collection terminal and the difficulty of signal receiving end processing data, improve the efficiency of pulse signal detection.
Description
Technical field
The present invention relates to bio-signal acquisition technical fields, and in particular to a kind of control method of pulse signal detection.
Background technique
Pulse is the important indicator of human life activity, pulse signal physiological and pathological information rich in, with angiocarpy
Disease has close relationship, by measurement human pulse signal and analyzes it, can effectively monitor the health status of human body.
Pulse signal acquisition during, human body with respect to the moving displacement of pulse measurement device can make measurement pulse waveform when height
When it is low, there is biggish baseline drift, cause pulse wave not neat, these pulse datas are not effective data, it is difficult to
Therefrom extract accurate information.Secondly, in the case where stably measured, the pulse wave of human pulse signal within a certain period of time
With characteristic paracycle, the period of adjacent pulse wave and waveform shape have similitude, therefore one under conditions of stably measured
The pulse signal of measured length can effectively analyze the physiological and pathological information wherein contained, not need to measure interminable data information
And cause the waste of resource and detection efficiency not high.There is different requirements for different crowd monitoring pulse signals, usual
In the case of, for general health crowd, only it need to acquire the pulse signal that sufficient length can be analyzed effectively, and for
For patient groups' such as cardiovascular disease, it would be desirable that the monitor pulse signal of energy long period, and then it is strong to guard its body
Health situation, different crowd require otherness to what pulse signal detected.
Summary of the invention
Goal of the invention: it is an object of the invention in pulse signal measured by existing pulse signal measuring device due to
Baseline drift, pulse signal effective percentage caused by pulse waveform is not neat is not high and different crowd detects pulse signal
The problem of requiring otherness provides a kind of measurement of high-efficiency stable and the arteries and veins of acquisition length can be arranged according to different crowd
Signal acquisition of fighting control method is greatly improved the detection efficiency of pulse signal measuring device and reduces signal receiving end analysis arteries and veins
It fights the difficulty of signal.
A kind of technical solution: control method of pulse signal detection, comprising the following steps:
(1) setting pulse signal measuring device will acquire the number N and targeted measurement crowd of pulse wave；
(2) after receiving the starting measuring command of signal receiving end transmission, pulse signal measuring device starts to acquire arteries and veins
It fights signal, the pulse data of acquisition is temporary in memory；
(3) after the pulse data measured by reaches certain length, wave crest is carried out to temporary pulse data and trough identifies,
And the wave crest and trough that identify are counted；
(4) after the numerical value of peak count, which reaches the numerical value that N and trough count, reaches N+1, start a pulse signal and survey
The judgement of stability criterion is measured, if the pulse signal of caching meets pulse signal measurement stability criterion, by N number of pulse wave of caching
The signal receiving end that data are sent, collection process terminate；If the pulse signal of caching is unsatisfactory for pulse signal measurement stability criterion,
Then by the rejection of data of caching, and executed since step (1) again.
It preferably, can be by the pulse wave of required measurement in the step (1) when the crowd of measurement is general health crowd
Number N is set as some Integer N0, when the crowd of measurement is patient groups, N can be set to another Integer N1。N0It is desirable big
In the integer equal to 6 and less than or equal to 10, N1The desirable integer more than or equal to 20.
Preferably, after identifying wave crest and trough in the step (3), by the rejection of data before first trough point,
It is counted again.
Preferably, the concrete methods of realizing of pulse signal measurement stability criterion is in the step (4), when peak count
Numerical value reaches after the numerical value that N and trough count reaches N+1, seeks the average value of N+1 troughaiIt is i-th
Trough value, and seek the average value of N number of wave crest pointbjFor j-th of wave crest value；Then the mark of N+1 trough is sought
It is quasi- poorWith the standard deviation of N number of wave crestIt enables
If threshold value is T, if Xa< T and Xb< T meets simultaneously, then it is assumed that meets pulse signal measurement stability criterion, is otherwise discontented with pedal pulses letter
Number measurement stability criterion, threshold value T be one be less than or equal to 0.2 definite value.
The utility model has the advantages that
1, moving displacement of the usual pulse signal in collection process due to human body with respect to pulse measurement device will cause wave
Shape is not neat, these pulse signals are non-effective signal, also will increase signal while reducing pulse signal detection efficiency and connects
Receiving end handles the difficulty of pulse signal, and the invention proposes pulse signals to measure stability criterion, and proposes one based on the criterion
The control method of kind pulse signal detection, by giving up these not neat non-effective data of waveform in measurement process, compared with
Usual method significantly improves the effective percentage of pulse signal and the detection efficiency of measuring device, and reduces signal receiving end analysis
The difficulty of pulse signal.
2, the present invention by be arranged pulse signal measuring device will acquire pulse wave number and targeted measurement people
Group need to only acquire the pulse signal that sufficient length can be analyzed effectively for general health crowd, and for suffering from the heart
For the crowd of vascular diseases, it would be desirable that the monitor pulse signal of energy long period, and then its physical condition is monitored, because
This can be realized using the pulse measurement device of the control method of pulse signal proposed by the present invention detection and be detected for different crowd
The new function of the different pulse signal of setting acquisition data length when pulse signal.
Detailed description of the invention
Fig. 1 is that pulse signal according to the present invention detects control method flow chart；
Fig. 2 is that application pulse signal provided by the invention detection control method acquires and sends the N number of pulse wave of stably measured
Shape curve graph.
Specific embodiment
Technical solution of the present invention is described further with reference to the accompanying drawing.
It should be noted that pulse signal measuring device and signal receiving end used in being described below, are merely to illustrate
The implementation procedure of the method for the present invention, rather than the limitation to this method.The main purpose of the present invention is to provide a kind of pulse letters
The control method of number detection, which type of ineffective measuring device can obtain the pulse signal effectively for analysis, thus
The data processing difficulty of receiving end can be reduced, signal also can be effectively analyzed.Referring to Fig.1, method includes the following steps:
S10, setting pulse signal measuring device will acquire the number N and targeted measurement crowd of pulse wave.
In practical applications, for general health crowd, the pulse letter that sufficient length can be analyzed effectively need to only be acquired
Number, and for the crowd with cardiovascular disease, it would be desirable that the monitor pulse signal of energy long period, Jin Erjian
Survey its physical condition.Therefore, the pulse wave number N of required measurement is set as settable by the present invention, such as measurement crowd
It, can be by N when for general health crowd0It is set greater than 6 and the integer less than or equal to 10, when the crowd of measurement is patient groups,
It can be by N1It is set greater than the integer equal to 20.
S12, when receive signal receiving end transmission starting measuring command after, pulse signal measuring device start acquire arteries and veins
It fights signal, the pulse data of acquisition is temporary in memory.
After S14, measured pulse data reach certain length, wave crest is carried out to temporary pulse data and trough is known
Not, by the rejection of data before first trough point, and the wave crest and trough that identify are counted.
Since the data before first trough point are not a complete pulse waves, receiving end, which has received, also to be analyzed not
Useful information out, therefore given up, volume of transmitted data can also be reduced in this way.
S16, after the numerical value of peak count reaches the numerical value that N and trough count and reaches N+1, start a pulse signal and survey
The judgement of stability criterion is measured, if the pulse signal of caching meets pulse signal measurement stability criterion, by N number of pulse wave of caching
Data are sent to signal receiving end, and collection process terminates；If the pulse signal of caching is unsatisfactory for pulse signal measurement stability criterion,
Then by the rejection of data of caching, and executed since step S10 again.
Moving displacement of the usual pulse signal in collection process due to human body with respect to pulse measurement device will cause waveform
Not neat, these pulse signals are non-effective signal, also will increase signal reception while reducing pulse signal detection efficiency
The difficulty of end processing pulse signal, the invention proposes pulse signals to measure stability criterion, by the non-effective number that waveform is not neat
According to giving up.Fig. 2 shows acquiring and send the N number of pulse wave curve graph of stably measured according to the above method, before dotted line frame
Pulse signal waveform is not very neat, and due to being unsatisfactory for pulse signal measurement stability criterion, therefore these data will be given up, and dotted line
Pulse signal waveform inside frame is more neat, meets pulse signal measurement stability criterion, thus the Data Data in dotted line frame
It will retain and be sent to signal receiving end, while collection process terminates.
The concrete methods of realizing of the pulse signal measurement stability criterion are as follows: when the numerical value of peak count reaches N and trough
After the numerical value of counting reaches N+1, the average value of N+1 trough is soughtaiFor i-th of trough value, and seek N number of wave
The average value of peak dotbjFor j-th of wave crest value；Then the standard deviation of N+1 trough is sought
With the standard deviation of N number of wave crestIt enablesIf threshold value is T, if Xa< T and Xb
< T meets simultaneously, then it is assumed that meets pulse signal measurement stability criterion, is otherwise unsatisfactory for pulse signal measurement stability criterion, threshold value
T is a definite value for being less than or equal to 0.2.
Claims (6)
1. a kind of control method of pulse signal detection, which is characterized in that method includes the following steps:
(1) setting pulse signal measuring device will acquire the number N and targeted measurement crowd of pulse wave；
(2) after receiving the starting measuring command of signal receiving end transmission, pulse signal measuring device starts to acquire pulse letter
Number, the pulse data of acquisition is temporary in memory；
(3) after the pulse data measured by reaches certain length, wave crest is carried out to temporary pulse data and trough identifies, and is right
The wave crest and trough identified is counted；
(4) after the numerical value of peak count, which reaches the numerical value that N and trough count, reaches N+1, it is steady to start a pulse signal measurement
The judgement of criterion is determined, if the pulse signal of caching meets pulse signal measurement stability criterion, by N number of pulse wave data of caching
It is sent to signal receiving end, collection process terminates；If the pulse signal of caching is unsatisfactory for pulse signal measurement stability criterion, will
The rejection of data of caching, and executed since step (1) again.
2. a kind of control method of pulse signal detection as described in claim 1, which is characterized in that in the step (1) when
When measurement crowd is general health crowd, some Integer N is set by the pulse wave number N of required measurement0；As measurement crowd
When for patient groups, another Integer N is set by N1。
3. a kind of control method of pulse signal detection as claimed in claim 2, which is characterized in that N0Value range be greater than
Integer equal to 6 and less than or equal to 10, N1Value range be integer more than or equal to 20.
4. a kind of control method of pulse signal detection as described in claim 1, which is characterized in that know in the step (3)
It Chu not further include the data before giving up first trough point after wave crest and trough.
5. a kind of control method of pulse signal detection as described in claim 1, which is characterized in that step (4) middle arteries
The concrete methods of realizing for signal measurement stability criterion of fighting are as follows: reach N when the numerical value of peak count reaches the numerical value that N and trough count
After+1, the average value of N+1 trough is soughtaiFor i-th of trough value, and seek the average value of N number of wave crest pointbjFor j-th of wave crest value；Then the standard deviation of N+1 trough is soughtWith it is N number of
The standard deviation of wave crestIt enablesIf threshold value is T, if Xa< T and Xb< T is same
When meet, then it is assumed that meet pulse signal measurement stability criterion, be otherwise unsatisfactory for pulse signal measurement stability criterion.
6. a kind of control method of pulse signal detection as claimed in claim 5, which is characterized in that the threshold value T is one small
In the definite value for being equal to 0.2.
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| CN201810743042.2A CN109009003B (en) | 2018-07-09 | 2018-07-09 | Control method for pulse signal detection |
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| CN109009003B CN109009003B (en) | 2021-06-25 |
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| CN101677773A (en) * | 2007-06-08 | 2010-03-24 | 松下电器产业株式会社 | Pulse wave detection device, apparatus control device, and pulse wave detection method |
| CN103169456A (en) * | 2013-03-29 | 2013-06-26 | 深圳职业技术学院 | Processing method and processing system for pulse wave signals |
| US20160038041A1 (en) * | 2012-09-14 | 2016-02-11 | Covidien Lp | System and method for determining stability of cardiac output |
| CN105708451A (en) * | 2016-01-29 | 2016-06-29 | 中山衡思健康科技有限公司 | Electroencephalogram signal quality real-time judgment method |
| CN108245148A (en) * | 2016-12-28 | 2018-07-06 | 三星电子株式会社 | Adaptive bio signal feature unit equipment and method |
| CN108354597A (en) * | 2018-01-31 | 2018-08-03 | 南京邮电大学 | A kind of rapid blood pressure computational methods based on the extraction of optimal wave |
-
2018
- 2018-07-09 CN CN201810743042.2A patent/CN109009003B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001198094A (en) * | 2000-01-19 | 2001-07-24 | Denso Corp | Pulse rate detector |
| CN101677773A (en) * | 2007-06-08 | 2010-03-24 | 松下电器产业株式会社 | Pulse wave detection device, apparatus control device, and pulse wave detection method |
| US20160038041A1 (en) * | 2012-09-14 | 2016-02-11 | Covidien Lp | System and method for determining stability of cardiac output |
| CN103169456A (en) * | 2013-03-29 | 2013-06-26 | 深圳职业技术学院 | Processing method and processing system for pulse wave signals |
| CN105708451A (en) * | 2016-01-29 | 2016-06-29 | 中山衡思健康科技有限公司 | Electroencephalogram signal quality real-time judgment method |
| CN108245148A (en) * | 2016-12-28 | 2018-07-06 | 三星电子株式会社 | Adaptive bio signal feature unit equipment and method |
| CN108354597A (en) * | 2018-01-31 | 2018-08-03 | 南京邮电大学 | A kind of rapid blood pressure computational methods based on the extraction of optimal wave |
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