CN104814732A - ECG monitor - Google Patents
ECG monitor Download PDFInfo
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- CN104814732A CN104814732A CN201510181888.8A CN201510181888A CN104814732A CN 104814732 A CN104814732 A CN 104814732A CN 201510181888 A CN201510181888 A CN 201510181888A CN 104814732 A CN104814732 A CN 104814732A
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Abstract
The invention provides an ECG monitor. A connected electrode is connected with the input terminal of an electrocardiosignal pre-processing module; the output terminal of the electrocardiosignal pre-processing module is connected with the input terminal of an adjustable band-pass filter; the output terminal of the adjustable band-pass filter is connected with the input terminal of the electrocardiosignal processing module; the control terminal of the adjustable band-pass filter is connected with a microcontroller; the output terminal of the electrocardiosignal processing module is connected with the microcontroller; the output terminal of a movement sensor module is connected with the microcontroller; and the input terminal of a data processing module is connected with the microcontroller. The ECG monitor controls the passband bandwidth through detecting the motion state of a human body to eliminate interference caused by motion artifacts, and can be used not only when the human body is in a quietly lying state but also when the human body is in a motion state, thereby realizing all-day heart monitoring under the condition of not influencing the normal life of users.
Description
Technical field
The invention belongs to care medicine instrument field, particularly relate to a kind of electrocardiogram monitor.
Background technology
Heart disease is that to threaten be one of the principal disease of human life's health always, is wherein recessive cardiac greatly.Although examination in hospital has certain probability to find heart disease, because occasionality, the Unpredictability of heart attack certainly will cause the difficulty of inspection to increase.
Along with improving constantly of cardiac monitoring technology, electrocardiogram monitor (EGC) is more and more approved, electrocardiogram monitor is also given and brought glad tidings with many people.But the filter bandwidht of general electrocardiogram monitor is fixing, can not the interference of filtering correction of motion artefacts.Therefore general electrocardiogram monitor can only realize detecting under the quiet state of lying of human body, can not detect in human motion.Therefore the user of a lot of electrocardiogram monitor mostly is the patient determining to suffer from heart disease, uses under the state that motion is not even moved less at ordinary times.If electrocardiogram monitor can be applicable to the crowd needing work, study at ordinary times, realize the whole day monitoring of heart, so people accomplish early to find to heart disease one surely, early treatment.
Summary of the invention
The object of the present invention is to provide a kind of electrocardiogram monitor, be intended to solve the problem that existing electrocardiogram monitor can only detect electrocardiosignal under the quiet state of lying of human body.
The present invention is achieved in that a kind of electrocardiogram monitor, comprising: crosslinking electrode; Noise for carrying out differential amplification, to external world environment to human ecg signal carries out common mode inhibition, ECG signal processing module to high-frequency signal filtering; Motion sensor module; Variable band-pass filter; For when motion sensor module human body quantity of motion is large, reduce the bandwidth of variable band-pass filter with filtering motion disturbance signals, and in motion sensor module human body quantity of motion hour, the bandwidth of adjustment variable band-pass filter is with the microcontroller making electrocardiosignal pass through; For the ECG's data compression module regulated electrocardiosignal size; For the data processing module storing ecg signal data, human motion state data, transmit and show; Wherein,
Described crosslinking electrode is connected with ECG signal processing module input; The outfan of ECG signal processing module is connected with the input of variable band-pass filter; The outfan of variable band-pass filter is connected with the input of ECG's data compression module; The control end of variable band-pass filter is connected with microcontroller; The outfan of described ECG's data compression module is connected with microcontroller; The outfan of described motion sensor module is connected with microcontroller; The input of described data processing module is connected with microcontroller.
Preferably, the outfan of described ECG's data compression module is connected with the ADC module input of microcontroller, and electrocardiogram (ECG) data is produced by microcontroller;
Described motion sensor module is connected by I2C bus mode or UART communication mode with microcontroller.
Preferably, described ECG signal processing module comprise for filtering high-frequency interferencing signal non-adjustable band filter, and for suppressing the common-mode signal of environmental noise and amplifying the difference amplifier of electrocardiosignal; Wherein, described crosslinking electrode is connected successively with non-adjustable band filter, difference amplifier, and the outfan of described difference amplifier is connected with the input of variable band-pass filter.
Preferably, the frequency range of described non-adjustable band filter is 0.1Hz ~ 10kHz, and chip that described difference amplifier uses is for AD620.
Preferably, the control mode of described microcontroller to variable band-pass filter comprises counter controls, Duty ratio control, Automatic level control, FREQUENCY CONTROL.
Preferably, described variable band-pass filter comprises SCF, active filter, passive filter;
Described variable band-pass filter passband bandwidth in 0.1Hz ~ 10kHz is adjustable, and human motion state is more active, and the bandwidth of passband is narrower;
Described motion sensor module comprises inertial sensor.
Preferably, described data processing module comprises local display module, wireless transport module, data memory module; Wherein, described local display module, wireless transport module are connected with data memory module respectively, and described data memory module is connected with microcontroller.
Preferably, described microcontroller uses chip to comprise Psoc 3 family chip, Psoc 5L family chip.
The present invention overcomes the deficiencies in the prior art, a kind of electrocardiogram monitor is provided, the passband bandwidth of ECG detecting is controlled by human body kinestate, eliminate the interference of correction of motion artefacts, can not only human body quiet lie state time use, and can use under human motion state, achieve and under the condition not affecting user's orthobiosis, the whole day of heart is guarded.
Compared to the shortcoming and defect of prior art, the present invention has following beneficial effect: the present invention controls the passband bandwidth of ECG detecting by human body kinestate, eliminate the interference of correction of motion artefacts, can not only human body quiet lie state time use, and can use under human motion state, achieve and under the condition not affecting user's orthobiosis, the whole day of heart is guarded.
Accompanying drawing explanation
Fig. 1 is the structural representation of electrocardiogram monitor of the present invention.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
A kind of electrocardiogram monitor, as shown in Figure 1, comprising: crosslinking electrode 1; The noise that human ecg signal for detecting crosslinking electrode 1 carries out differential amplification, to external world environment carries out common mode inhibition, ECG signal processing module 2 to high-frequency signal filtering; Motion sensor module 3; Variable band-pass filter 4; For when motion sensor module 3 human body quantity of motion is large, reduce the bandwidth of variable band-pass filter 4 with filtering motion disturbance signals, and in motion sensor module 3 human body quantity of motion hour, the bandwidth of adjustment variable band-pass filter 4 is with the microcontroller 5 making electrocardiosignal pass through; For the ECG's data compression module 6 regulated electrocardiosignal size; For the data processing module 7 storing ecg signal data, human motion state data, transmit and show; Wherein,
Described crosslinking electrode 1 is connected with ECG signal processing module 2 input; The outfan of ECG signal processing module 2 is connected with the input of variable band-pass filter 4; The outfan of variable band-pass filter 4 is connected with the input of ECG's data compression module 6; The control end of variable band-pass filter 4 is connected with microcontroller 5; The outfan of described ECG's data compression module 6 is connected with microcontroller 5; The outfan of described motion sensor module 3 is connected with microcontroller 5; The input of described data processing module 7 is connected with microcontroller 5.
In embodiments of the present invention, crosslinking electrode 1 is arranged on human body corresponding site, as the device connecting human body and electrocardiogram monitor, is the prime input of electrocardiosignal, for detecting and obtaining the original electro-cardiologic signals of human body.The original electro-cardiologic signals that crosslinking electrode 1 obtains is first through the pretreatment of ECG signal processing module 2, and the noise mainly comprised human ecg signal carries out differential amplification, to external world environment carries out common mode inhibition, to high-frequency signal filtering; Wherein, ECG signal processing module 2 comprise for filtering high-frequency interferencing signal non-adjustable band filter 2-1, and for suppressing the common-mode signal of the environmental noises such as Hz noise and amplifying the difference amplifier 2-2 of electrocardiosignal; Described crosslinking electrode 1 is connected successively with non-adjustable band filter 2-1, difference amplifier 2-2, and the outfan of described difference amplifier 2-2 is connected with the input of variable band-pass filter 4.More specifically, the frequency range of described non-adjustable band filter 2-1 is 0.1Hz ~ 10kHz, and described difference amplifier chip that 2-2 uses is AD620.
Enter into variable band-pass filter 4 through pretreated electrocardiosignal, variable band-pass filter 4 comprises SCF, active filter, passive filter, and passband bandwidth in 0.1Hz ~ 10kHz is adjustable.
Meanwhile, motion sensor module 3 is inertial sensor, is arranged on human body corresponding site, and motion sensor mass 3 detects the quantity of motion size of people in real time, specifically comprises the quantity of motion under static condition and kinestate.The quantity of motion size detected is generated corresponding signal and sends microcontroller 5 to by motion sensor module 3, and motion sensor module 3 is connected by I2C bus mode or UART communication mode with microcontroller 5.Microcontroller 5 is Psoc 3 family chip, Psoc 5L family chip, judge received signal correspond to quantity of motion less or static time, the bandwidth of adjustment variable band-pass filter 4 passband is passed through to make electrocardiosignal, and judge received signal correspond to quantity of motion larger time, reduce the bandwidth of variable band-pass filter 4 passband with filtering motion disturbance signals, human motion state is more active, and the bandwidth of variable band-pass filter 4 passband is narrower.
ECG's data compression module 6 receives the electrocardiosignal after variable band-pass filter 4 processes, and regulates this electrocardiosignal size.In actual applications, the outfan of described ECG's data compression module 6 is connected with the ADC module input of microcontroller 5, and electrocardiogram (ECG) data is produced by microcontroller 6.
In addition, in embodiments of the present invention, described data processing module 7 comprises local display module 7-1, wireless transport module 7-2, data memory module 7-3; Wherein, described local display module 7-1, wireless transport module 7-2 are connected with data memory module 7-3 respectively, and described data memory module 7-3 is connected with microcontroller 5.The electrocardiogram (ECG) data received, human motion state data store by data memory module 7-3, and local display module 7-1 is used for showing above-mentioned data, and carry out the transmission of data and mutual by wireless transport module 7-2.
The present invention controls the passband bandwidth of ECG detecting by human body kinestate, eliminate the interference of correction of motion artefacts, can not only human body quiet lie state time use, and can to use under human motion state, to achieve and under the condition not affecting user's orthobiosis, the whole day of heart is guarded.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. an electrocardiogram monitor, is characterized in that, comprising: crosslinking electrode; Noise for carrying out differential amplification, to external world environment to human ecg signal carries out common mode inhibition, ECG signal processing module to high-frequency signal filtering; Motion sensor module; Variable band-pass filter; For when motion sensor module human body quantity of motion is large, reduce the bandwidth of variable band-pass filter with filtering motion disturbance signals, and in motion sensor module human body quantity of motion hour, the bandwidth of adjustment variable band-pass filter is with the microcontroller making electrocardiosignal pass through; For the ECG's data compression module regulated electrocardiosignal size; For the data processing module storing ecg signal data, human motion state data, transmit and show; Wherein,
Described crosslinking electrode is connected with ECG signal processing module input; The outfan of ECG signal processing module is connected with the input of variable band-pass filter; The outfan of variable band-pass filter is connected with the input of ECG's data compression module; The control end of variable band-pass filter is connected with microcontroller; The outfan of described ECG's data compression module is connected with microcontroller; The outfan of described motion sensor module is connected with microcontroller; The input of described data processing module is connected with microcontroller.
2. electrocardiogram monitor as claimed in claim 1, it is characterized in that, the outfan of described ECG's data compression module is connected with the ADC module input of microcontroller, and electrocardiogram (ECG) data is produced by microcontroller;
Described motion sensor module is connected by 12C bus mode or UART communication mode with microcontroller.
3. electrocardiogram monitor as claimed in claim 2, it is characterized in that, described ECG signal processing module comprise for filtering high-frequency interferencing signal non-adjustable band filter, and for suppressing the common-mode signal of environmental noise and amplifying the difference amplifier of electrocardiosignal; Wherein, described crosslinking electrode is connected successively with non-adjustable band filter, difference amplifier, and the outfan of described difference amplifier is connected with the input of variable band-pass filter.
4. electrocardiogram monitor as claimed in claim 3, it is characterized in that, the frequency range of described non-adjustable band filter is 0.1Hz ~ 10kHz, and chip that described difference amplifier uses is for AD620.
5. electrocardiogram monitor as claimed in claim 4, it is characterized in that, the control mode of described microcontroller to variable band-pass filter comprises counter controls, Duty ratio control, Automatic level control, FREQUENCY CONTROL.
6. electrocardiogram monitor as claimed in claim 5, it is characterized in that, described variable band-pass filter comprises SCF, active filter, passive filter;
Described variable band-pass filter passband bandwidth in 0.1Hz ~ 10kHz is adjustable, and human motion state is more active, and the bandwidth of passband is narrower;
Described motion sensor module comprises inertial sensor.
7. electrocardiogram monitor as claimed in claim 8, it is characterized in that, described data processing module comprises local display module, wireless transport module, data memory module; Wherein, described local display module, wireless transport module are connected with data memory module respectively, and described data memory module is connected with microcontroller.
8. electrocardiogram monitor as claimed in claim 7, is characterized in that, described microcontroller uses chip to comprise Psoc 3 family chip, Psoc 5L family chip.
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| CN201510181888.8A CN104814732B (en) | 2015-04-17 | 2015-04-17 | A kind of ECG monitor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105147277A (en) * | 2015-09-25 | 2015-12-16 | 南京丰生永康软件科技有限责任公司 | Human body overall physiological function index analyzing method based on chronoclocks |
| CN105444879A (en) * | 2015-12-16 | 2016-03-30 | 天津津芯微电子科技有限公司 | Laser energy acquisition method and laser energy acquisition device |
| CN106725421A (en) * | 2016-11-28 | 2017-05-31 | 吉林大学珠海学院 | ECG Signal Sampling System and its acquisition method based on PSoC processors |
| CN110801217A (en) * | 2019-11-05 | 2020-02-18 | 深圳旭宏医疗科技有限公司 | Electrocardio detection equipment and control method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1387824A (en) * | 2002-07-26 | 2003-01-01 | 清华大学 | Alternating T-wave measuring method and device for sports electrocardiogram |
| US20040068195A1 (en) * | 2002-10-02 | 2004-04-08 | Louis Massicotte | Method and apparatus for wearable digital wireless ECG monitoring |
| CN101272731A (en) * | 2005-09-27 | 2008-09-24 | 西铁城控股株式会社 | Heart rate meter and heart beat detecting method |
| CN102138789A (en) * | 2011-01-24 | 2011-08-03 | 无锡微感科技有限公司 | Dynamic electrocardiogram and motion recording and analyzing system |
| CN102488512A (en) * | 2011-12-06 | 2012-06-13 | 中国科学院苏州纳米技术与纳米仿生研究所 | Automatic alarm system for electrocatdiogram monitoring and alarm method thereof |
| CN103099615A (en) * | 2013-01-23 | 2013-05-15 | 深圳市理邦精密仪器股份有限公司 | Method and device for eliminating exercise electrocardiosignal interference |
| CN104257381A (en) * | 2014-10-23 | 2015-01-07 | 太原特玛茹电子科技有限公司 | Voice frequency sleep assisting device based on brain wave signals |
| CN104490387A (en) * | 2014-09-17 | 2015-04-08 | 中国科学院上海微系统与信息技术研究所 | Wireless, portable and wearable electrocardiogram detector capable of restraining motion interference |
-
2015
- 2015-04-17 CN CN201510181888.8A patent/CN104814732B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1387824A (en) * | 2002-07-26 | 2003-01-01 | 清华大学 | Alternating T-wave measuring method and device for sports electrocardiogram |
| US20040068195A1 (en) * | 2002-10-02 | 2004-04-08 | Louis Massicotte | Method and apparatus for wearable digital wireless ECG monitoring |
| CN101272731A (en) * | 2005-09-27 | 2008-09-24 | 西铁城控股株式会社 | Heart rate meter and heart beat detecting method |
| CN102138789A (en) * | 2011-01-24 | 2011-08-03 | 无锡微感科技有限公司 | Dynamic electrocardiogram and motion recording and analyzing system |
| CN102488512A (en) * | 2011-12-06 | 2012-06-13 | 中国科学院苏州纳米技术与纳米仿生研究所 | Automatic alarm system for electrocatdiogram monitoring and alarm method thereof |
| CN103099615A (en) * | 2013-01-23 | 2013-05-15 | 深圳市理邦精密仪器股份有限公司 | Method and device for eliminating exercise electrocardiosignal interference |
| CN104490387A (en) * | 2014-09-17 | 2015-04-08 | 中国科学院上海微系统与信息技术研究所 | Wireless, portable and wearable electrocardiogram detector capable of restraining motion interference |
| CN104257381A (en) * | 2014-10-23 | 2015-01-07 | 太原特玛茹电子科技有限公司 | Voice frequency sleep assisting device based on brain wave signals |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105147277A (en) * | 2015-09-25 | 2015-12-16 | 南京丰生永康软件科技有限责任公司 | Human body overall physiological function index analyzing method based on chronoclocks |
| CN105444879A (en) * | 2015-12-16 | 2016-03-30 | 天津津芯微电子科技有限公司 | Laser energy acquisition method and laser energy acquisition device |
| CN106725421A (en) * | 2016-11-28 | 2017-05-31 | 吉林大学珠海学院 | ECG Signal Sampling System and its acquisition method based on PSoC processors |
| CN110801217A (en) * | 2019-11-05 | 2020-02-18 | 深圳旭宏医疗科技有限公司 | Electrocardio detection equipment and control method thereof |
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| CN104814732B (en) | 2018-05-08 |
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