CN110269606A - A kind of 32 road electrocardio of combined type/electromyographic signal collection system - Google Patents
A kind of 32 road electrocardio of combined type/electromyographic signal collection system Download PDFInfo
- Publication number
- CN110269606A CN110269606A CN201910715041.1A CN201910715041A CN110269606A CN 110269606 A CN110269606 A CN 110269606A CN 201910715041 A CN201910715041 A CN 201910715041A CN 110269606 A CN110269606 A CN 110269606A
- Authority
- CN
- China
- Prior art keywords
- road
- electrode
- signal
- collection plate
- signal acquiring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/30—Input circuits therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
- A61B5/319—Circuits for simulating ECG signals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/389—Electromyography [EMG]
-
- 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
-
- 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
-
- 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
- A61B5/7235—Details of waveform analysis
- A61B5/725—Details of waveform analysis using specific filters therefor, e.g. Kalman or adaptive filters
Abstract
The present invention designs a kind of higher 32 road signal acquiring system of flexibility, and system is mainly made of electrode, 12 road ecg signal acquiring plates, 8 road electrocardios/electromyographic signal collection plate, MCU module, power module;Electrode is connected by FPC winding displacement with 12 road ecg signal acquiring plates and 8 roads electrocardio/electromyographic signal collection plate;12 road ecg signal acquiring plates and 8 roads electrocardio/electromyographic signal collection plate are connect by shielding line with MCU module;Power module is 12 road ecg signal acquiring plates, 8 road electrocardios/electromyographic signal collection plate and MCU module power supply.The present invention is flexibly practical, and one side system can both carry out 32 lead signals acquisitions, can also carry out the acquisition of 12 lead signals of standard;Another aspect system can both acquire electrocardio by the way that collection plate is arranged, and can also acquire myoelectricity.Two kinds of signal acquisitions both can be used alone, and can also be used together.
Description
Technical field
Originally practical to be related to a kind of multichannel electrocardio/electromyographic signal collection system based on compound electrode.
Background technique
The common electrocardiograph of hospital is 12 leads, and the electrode used is absolute electrode, such as " electrode holder ", " suction ball
Electrode ", " disposable patch electrode " etc..The collected signal of 12 leads is not very accurately, to collect the heart in order to be more accurate
Electric signal is needed in the more place acquisition electrocardiosignals of human body.Therefore electrocardiosignal sampled point at 32 has been selected on human body,
And devise 32 road signal acquiring systems.Domain type flexible combination electrode can be used in the system, compared to absolute electrode, combination
Electrode is more convenient.Meanwhile the system also has the function of electromyography signal measurement, the relationship between research electrocardio and myoelectricity provides
It is convenient.
Summary of the invention
A kind of the purpose of the present invention is to propose to sampling numbers based on flexible combination electrode more, the higher 32 road heart of flexibility
Electricity/electromyographic signal collection system.
To achieve the purpose of the present invention the technical solution adopted is that:
A kind of higher 32 road signal acquiring system of flexibility, system is mainly by electrode, 12 road ecg signal acquiring plates, 8
Road electrocardio/electromyographic signal collection plate, MCU module, power module composition;Electrode passes through FPC winding displacement and 12 road ecg signal acquirings
Plate and 8 roads electrocardio/electromyographic signal collection plate are connected;12 road ecg signal acquiring plates and 8 roads electrocardio/electromyographic signal collection plate are logical
Shielding line is crossed to connect with MCU module;Power module be 12 road ecg signal acquiring plates, 8 road electrocardios/electromyographic signal collection plate and
MCU module power supply.
The advantages of present invention has compared with prior art is:
1, inventive sensor, the selection of electrode are more flexible, both can be used compound electrode, also can be used commonly use it is medical
Electrode.
2, the present invention can be flexibly practical, and one side system can both carry out 32 lead signals acquisitions, can also be marked
Quasi- 12 lead signals acquisition;Another aspect system can both acquire electrocardio by the way that (switching) collection plate is arranged, and can also acquire flesh
Electricity.Two kinds of signal acquisitions both can be used alone, and can also be used together.
3, with shielded FPC soft arranging wire, FPC quality transmission lines are gently small in size for electrocardiosignal transmission line use of the present invention,
Route is not neatly mixed and disorderly, facilitates signal transmission, electrocardio measurement, also can be reduced external interference.Believed using interval method transmission electrocardio
Number, reduce mutual interference.
4, signal acquiring board of the invention has hardware filtering circuit, can filtering clutter so that the signal that ADC is sampled
All it is useful signal, improves electrocardiosignal quality.
Detailed description of the invention
Fig. 1 is FPC winding displacement wiring schematic diagram of the invention.
Fig. 2 is structural schematic diagram of the invention.
Fig. 3 is interface adapter board schematic diagram of the invention.
Specific embodiment
The present invention is described in more detail by 1-3 with reference to the accompanying drawings of the specification.
A kind of higher 32 road signal acquiring system of flexibility, system is mainly by electrode, 12 road ecg signal acquiring plates, 8
Road electrocardio/electromyographic signal collection plate, MCU module, power module composition;
Electrode is connected by FPC winding displacement with 12 road ecg signal acquiring plates and 8 roads electrocardio/electromyographic signal collection plate;For
Shielding outer signals, FPC winding displacement outer layer have plated one layer of metal layer;Simultaneously in order to reduce the interference between adjacent electrocardiosignal,
FPC line is connected using interval method, has GND transmission line between every adjacent electrocardiosignal.S is that one section of FPC is soft as shown in Figure 1:
Winding displacement, 1,2, ---, N-1, N be the 1st road electrocardiosignal to the road N electrocardiosignal.A transmission is spaced between adjacent electrocardiosignal
Line, the transmission line connect the end GND of collection plate.
12 road ecg signal acquiring plates and 8 roads electrocardio/electromyographic signal collection plate are connect by shielding line with MCU module;
Power module is 12 road ecg signal acquiring plates, 8 road electrocardios/electromyographic signal collection plate and MCU module power supply, power supply
Module uses lithium battery, voltage required for being exported by voltage conversion circuit, and lithium battery can be carried out by charging circuit
Charging.
12 road ecg signal acquiring plates are by 12 electrocardiogram acquisition chips (AD8232 chip or AD8233 chip) and periphery electricity
Road is constituted, and peripheral circuit is configured basically according to the databook of chip.By each core in 12 road ecg signal acquiring plates
The end-IN (or+IN) of the Differential Input of piece, which links together, makees common end, and the other end makees measurement end.Measurement end can connect combination electricity
Pole or multiple absolute electrodes, and one absolute electrode of public termination.Each chip has right leg drive (RLD) output, and entire
12 only one right leg drive of road ecg signal acquiring plate export (total right leg drive).It, can in order to control the output of right leg drive
After each chip RLD output end plus a switch, the switch other end are connected to total right leg drive, thus can control each
Whether the RLD of chip is connected to total right leg drive, facilitates the configuration and debugging of right leg drive.Total right leg drive connects an independent electrical
Common mode interference is reduced by the common-mode signal after reverse phase by electrode-feedback to human body in pole.And 8 road electrocardios/electromyographic signal collection plate
8 tunnel electrocardiogram acquisition module of core and 8 road myoelectricity acquisition modules composition.The core chips that wherein electrocardiogram acquisition module uses is
The design of AD8232 (or AD8233), periphery circuit design and 12 road ecg signal acquiring plates are essentially identical.And myoelectricity module makes
With precision instrument amplifier and multichannel operational amplifier.Instrument amplifier amplifies collected difference electrocardio letter, shows
The model AD8221 or AD620 of the instrument amplifier of example property;Multichannel operational amplifier is for being filtered electrocardiosignal
Processing, the model TL084 of illustrative multichannel operational amplifier;During electromyographic signal collection, signal first passes through instrument
Amplifier amplifies 50 times, is then filtered by high pass, low pass, filter range is 20~500Hz;Later using
50HZ trapper, filters out Hz noise.Last signal exports after amplifying 30 times using an amplifier.High pass, is fallen into low pass
Wave, amplification are made of multichannel operational amplifier chip, capacitor and resistance.
8 road electrocardios/8 tunnel electrocardiogram acquisition module of electromyographic signal collection plate core and 8 road myoelectricity acquisition modules and peripheral circuit
Composition;8 road electrocardios/electromyographic signal collection plate can switch selection measurement electrocardio or myoelectricity by switching;
8 road myoelectricity modules have 8 end-IN inputs, 8 end+IN inputs and 8 output ends;Wherein 8 end-IN inputs are logical
Cross whether switch control connects together;The electromyography signal of one or more muscle can be measured;One piece can thus be measured
Or the electromyography signal of muti-piece muscle.8 road electrocardios/electromyographic signal collection plate can switch selection measurement electrocardio or flesh by switching
Electricity.The component encapsulations such as the capacitance resistance that all collection plates are used select patch small in size to encapsulate, to reduce shared by collection plate
Area.Using the FPC soft arranging wire with shielded layer between electrode and collection plate, the signal transmission of collection plate and MCU module is used
Winding displacement with shielding, shielded layer can reduce outer signals interference caused by it in signals transmission.Between use simultaneously
Electrocardiosignal is transmitted every method, reduces the interference between adjacent electrocardiosignal.
8 road myoelectricity modules use precision instrument amplifier and multichannel operational amplifier.Instrument amplifier will be collected
Difference electrocardio letter amplifies, the model AD8221 or AD620 of illustrative instrument amplifier;Multichannel operational amplifier is used
It is filtered in electrocardiosignal, the model TL084 of illustrative multichannel operational amplifier;Electromyographic signal collection mistake
Cheng Zhong, signal first pass through instrument amplifier chip and amplify 50 times, are then filtered by high pass, low pass, filter range
It is 20~500Hz;Later using 50HZ trapper, Hz noise is filtered out;Last signal is using an amplifier amplification 30
Output after times;High pass, low pass, trap, amplification are made of multichannel operational amplifier chip, capacitor and resistance.
Electrode is using 6 unification compound electrodes and 4 unification compound electrodes.6 unification compound electrodes are that 6 path electrodes of selection are combined into one
A big compound electrode;In addition to using compound electrode or using absolute electrode, increase by one between absolute electrode and collection plate
A interface adapter board, by FPC interface conversion at the electrode interface of other interfaces.
The electrode of acquisition system can be replaced flexibly, other common electrode for medical service such as electrode holder, suction ball electrode etc. are substituted for.
When acquiring 32 road heart signal, using compound electrode (compound electrode has been filed on patent application, application number: 201910235583.9,
And compound electrode mentioned here combination number is reduced to 6 tunnels or 4 tunnels) so that it is convenient to which being bonded for electrode and human body, reduces fitting
Time.The compound electrode used simultaneously is flexible electrode, can preferably be bonded skin, improves the comfort level in measurement.6 unification groups
Composite electrode is that 6 path electrodes of selection are combined into a big compound electrode.In addition to using compound electrode, independent electrical is also can be used in system
Pole (such as: " electrode holder ", " suction ball electrode ", " disposable patch electrode "), it is only necessary to increase by one between electrode and collection plate
A interface adapter board, by FPC interface conversion at the electrode interface of other interfaces.Adapter plate structure is as shown in Figure 2.
MCU module can be programmed with FPGA, can also use 32 ready-made road capture cards, illustratively, capture card model
Are as follows: the USB3120 data collecting card of Beijing Art Technology Development Co., Ltd..MCU module is responsible for believing the output of collection plate
It number is AD converted, the end PC is transferred to by USB line after being later packaged data.Power module be signal acquisition card for ECG and
MUC module provides power supply;Power module uses lithium battery, voltage required for being exported by voltage conversion circuit, and lithium electricity
Pond can be charged by charging circuit.
The system can also be used alone in addition to that can measure 32 road electrocardiosignals, each collection plate.Measurement standard 12 is led
Connection, it is only necessary to use one piece of 12 road ecg signal acquiring plate.Electromyography signal is measured, 8 road electrocardios/electromyographic signal collection is selected
The myoelectricity of plate measures function.Electromyography signal and electrocardiosignal, 8 road collection plates selection measurement myoelectricity, 12 road collection plates are measured simultaneously
Measure electrocardio.On the one hand the relationship between research myoelectricity and electrocardio, another aspect can then be removed in electrocardio by algorithm in this way
Myoelectricity interference so that treated electrocardiosignal better quality.
Claims (8)
1. a kind of higher 32 road signal acquiring system of flexibility, it is characterised in that:
System is mainly by electrode, 12 road ecg signal acquiring plates, 8 road electrocardios/electromyographic signal collection plate, MCU module, power module
Composition;
Electrode is connected by FPC winding displacement with 12 road ecg signal acquiring plates and 8 roads electrocardio/electromyographic signal collection plate;
12 road ecg signal acquiring plates and 8 roads electrocardio/electromyographic signal collection plate are connect by shielding line with MCU module;
Power module is 12 road ecg signal acquiring plates, 8 road electrocardios/electromyographic signal collection plate and MCU module power supply.
2. the higher 32 road signal acquiring system of a kind of flexibility according to claim 1, it is characterised in that:
Electrode is using 6 unification compound electrodes and 4 unification compound electrodes.
3. the higher 32 road signal acquiring system of a kind of flexibility according to claim 1, it is characterised in that:
12 road ecg signal acquiring plates are mainly made of 12 electrocardiogram acquisition chips and peripheral circuit;
The end-IN or+IN of the Differential Input of each chip is linked together in 12 road ecg signal acquiring plates and makees common end, separately
Make measurement end in one end;Measurement end can connect compound electrode or multiple absolute electrodes, and one absolute electrode of public termination;Each chip
There is right leg drive RLD output, and entire 12 road ecg signal acquiring plate only one total right leg drive output;In order to control the right side
The output of leg driving, can be after each chip RLD output end plus a switch, the switch other end are connected to total right leg drive output
On, whether the RLD for controlling each chip is connected in total right leg drive output, facilitates the configuration and debugging of right leg drive;It is total right
Leg driving output connects an absolute electrode, by the common-mode signal after reverse phase by electrode-feedback to human body, reduces common mode interference.
4. the higher 32 road signal acquiring system of a kind of flexibility according to claim 1, it is characterised in that:
8 road electrocardios/8 tunnel electrocardiogram acquisition module of electromyographic signal collection plate core and 8 road myoelectricity acquisition modules and peripheral circuit composition;
8 road electrocardios/electromyographic signal collection plate can switch selection measurement electrocardio or myoelectricity by switching;
8 road myoelectricity modules have 8 end-IN inputs, 8 end+IN inputs and 8 output ends;Wherein 8 end-IN inputs are by opening
Pass controls whether to connect together;The electromyography signal of one or more muscle can be measured.
5. the higher 32 road signal acquiring system of a kind of flexibility according to claim 4, it is characterised in that:
The core chips that 8 road myoelectricity modules use is AD8221 chip and TL084 chip;AD8221 is instrument amplifier, will be poor
Letter is divided to amplify;TL084 chip is 4 channel operation amplifiers;During electromyographic signal collection, signal first passes through AD8221 core
Piece amplifies 50 times, is then filtered by high pass, low pass, filter range is 20~500Hz;It is fallen into later using 50HZ
Wave device, filters out Hz noise;Last signal exports after amplifying 30 times using an amplifier;High pass, low pass, trap, amplification
It is made of TL084 chip, capacitor and resistance.
6. the higher 32 road signal acquiring system of a kind of flexibility according to claim 2, it is characterised in that:
6 unification compound electrodes are that 6 path electrodes of selection are combined into a big compound electrode;In addition to using compound electrode or using solely
Vertical electrode, increases an interface adapter board, by FPC interface conversion at the electrode of other interfaces between absolute electrode and collection plate
Interface.
7. the higher 32 road signal acquiring system of a kind of flexibility according to claim 1, it is characterised in that:
MCU module can be programmed with the FPGA of altera or with 32 ready-made road capture cards, and MCU module is responsible for collection plate
Output signal be AD converted, the end PC is transferred to by USB line after being later packaged data.
8. the higher 32 road signal acquiring system of a kind of flexibility according to claim 1, it is characterised in that:
This system can measure 32 road electrocardiosignals, and each collection plate can also be used alone;12 lead of measurement standard, it is only necessary to
Use one piece of 12 road ecg signal acquiring plate;
It measures electromyography signal selection 8 road electrocardios/electromyographic signal collection plate myoelectricity and measures function;Electromyography signal and the heart are measured simultaneously
Electric signal, 8 road collection plates selection measurement myoelectricity, 12 road collection plates measure electrocardio;So on the one hand between research myoelectricity and electrocardio
Relationship, the myoelectricity interference in electrocardio on the other hand can be then removed by algorithm, so that treated electrocardiosignal quality is more
It is good.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910715041.1A CN110269606B (en) | 2019-08-05 | 2019-08-05 | Combined 32-channel electrocardio/electromyogram signal acquisition system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910715041.1A CN110269606B (en) | 2019-08-05 | 2019-08-05 | Combined 32-channel electrocardio/electromyogram signal acquisition system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110269606A true CN110269606A (en) | 2019-09-24 |
CN110269606B CN110269606B (en) | 2021-09-24 |
Family
ID=67965923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910715041.1A Active CN110269606B (en) | 2019-08-05 | 2019-08-05 | Combined 32-channel electrocardio/electromyogram signal acquisition system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110269606B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110638443A (en) * | 2019-11-07 | 2020-01-03 | 福州大学 | Electrocardiosignal reading circuit |
Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4890630A (en) * | 1989-01-23 | 1990-01-02 | Cherne Medical, Inc. | Bio-electric noise cancellation system |
CN2126049U (en) * | 1992-06-30 | 1992-12-30 | 来钢 | Electrocardiogram lead wire |
US5337230A (en) * | 1992-04-30 | 1994-08-09 | Hewlett-Packard Company | Signal processing circuits with digital programmability |
US20040210150A1 (en) * | 2003-01-09 | 2004-10-21 | Juha Virtanen | Shield arrangement for ECG lead wires |
CN101385644A (en) * | 2008-07-25 | 2009-03-18 | 沈阳中国医科大学医疗器械研制中心(有限公司) | 12 lead wireless remote electrocardiograph monitoring system |
CN201426714Y (en) * | 2009-07-27 | 2010-03-24 | 河南华南医电科技有限公司 | Multi-channel biological electric signal collecting amplifier |
CN103006203A (en) * | 2012-12-31 | 2013-04-03 | 惠州Tcl移动通信有限公司 | Mobile terminal for realizing electrocardiograph detection |
US20140296682A1 (en) * | 2013-03-29 | 2014-10-02 | Sony Corporation | Biological-information acquisition apparatus and biological-information communication system |
CN203970389U (en) * | 2014-07-28 | 2014-12-03 | 陈小微 | A kind of ecg signal acquiring circuit |
CN103405228B (en) * | 2013-08-21 | 2015-12-23 | 中国科学院自动化研究所 | A kind of portable cardiac and surface myoelectric measuring device |
CN105597298A (en) * | 2016-04-05 | 2016-05-25 | 哈尔滨工业大学 | Fitness effect evaluation system based on electromyographic signal and body movement detection |
CN105615869A (en) * | 2015-12-31 | 2016-06-01 | 武汉明德生物科技股份有限公司 | 12-lead electrocardiograph signal acquisition device |
CN105748038A (en) * | 2016-02-01 | 2016-07-13 | 山东大学 | Nondestructive testing device for coronary heart disease risk indexes |
CN105769179A (en) * | 2016-04-29 | 2016-07-20 | 上海夏先机电科技发展有限公司 | Portable twelve-lead electrocardiographic signal synchronous collecting device |
CN105997050A (en) * | 2016-05-12 | 2016-10-12 | 东北大学 | Wearable non-contact electrocardio acquisition device and non-contact electrocardio acquisition method |
CN106388808A (en) * | 2015-06-26 | 2017-02-15 | 席剑 | Novel multichannel electrocardiogram acquisition scheme |
CN109009081A (en) * | 2017-06-09 | 2018-12-18 | 美商宇心生医股份有限公司 | Integrated ECG electrode patch |
CN109009106A (en) * | 2018-08-30 | 2018-12-18 | 东北大学 | A kind of active concentric electrode of four-way surface myoelectric and preparation method thereof |
-
2019
- 2019-08-05 CN CN201910715041.1A patent/CN110269606B/en active Active
Patent Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4890630A (en) * | 1989-01-23 | 1990-01-02 | Cherne Medical, Inc. | Bio-electric noise cancellation system |
US5337230A (en) * | 1992-04-30 | 1994-08-09 | Hewlett-Packard Company | Signal processing circuits with digital programmability |
CN2126049U (en) * | 1992-06-30 | 1992-12-30 | 来钢 | Electrocardiogram lead wire |
US20040210150A1 (en) * | 2003-01-09 | 2004-10-21 | Juha Virtanen | Shield arrangement for ECG lead wires |
CN101385644A (en) * | 2008-07-25 | 2009-03-18 | 沈阳中国医科大学医疗器械研制中心(有限公司) | 12 lead wireless remote electrocardiograph monitoring system |
CN201426714Y (en) * | 2009-07-27 | 2010-03-24 | 河南华南医电科技有限公司 | Multi-channel biological electric signal collecting amplifier |
CN103006203A (en) * | 2012-12-31 | 2013-04-03 | 惠州Tcl移动通信有限公司 | Mobile terminal for realizing electrocardiograph detection |
US20140296682A1 (en) * | 2013-03-29 | 2014-10-02 | Sony Corporation | Biological-information acquisition apparatus and biological-information communication system |
CN103405228B (en) * | 2013-08-21 | 2015-12-23 | 中国科学院自动化研究所 | A kind of portable cardiac and surface myoelectric measuring device |
CN203970389U (en) * | 2014-07-28 | 2014-12-03 | 陈小微 | A kind of ecg signal acquiring circuit |
CN106388808A (en) * | 2015-06-26 | 2017-02-15 | 席剑 | Novel multichannel electrocardiogram acquisition scheme |
CN105615869A (en) * | 2015-12-31 | 2016-06-01 | 武汉明德生物科技股份有限公司 | 12-lead electrocardiograph signal acquisition device |
CN105748038A (en) * | 2016-02-01 | 2016-07-13 | 山东大学 | Nondestructive testing device for coronary heart disease risk indexes |
CN105597298A (en) * | 2016-04-05 | 2016-05-25 | 哈尔滨工业大学 | Fitness effect evaluation system based on electromyographic signal and body movement detection |
CN105769179A (en) * | 2016-04-29 | 2016-07-20 | 上海夏先机电科技发展有限公司 | Portable twelve-lead electrocardiographic signal synchronous collecting device |
CN105997050A (en) * | 2016-05-12 | 2016-10-12 | 东北大学 | Wearable non-contact electrocardio acquisition device and non-contact electrocardio acquisition method |
CN109009081A (en) * | 2017-06-09 | 2018-12-18 | 美商宇心生医股份有限公司 | Integrated ECG electrode patch |
CN109009106A (en) * | 2018-08-30 | 2018-12-18 | 东北大学 | A kind of active concentric electrode of four-way surface myoelectric and preparation method thereof |
Non-Patent Citations (5)
Title |
---|
BENDNAR,T: "8-lead Bioelectrical signal Data Acquisition Unit", 《INFORMATION TECHNOLOGYINBIOMEDICINE》 * |
FREEMAN,DANIEL K: "Saturation of the Right-Leg Drive Amplifier in Low-Voltage ECG Monitors", 《IEEE TRANSACTIONS ON BIOMEDICAL ENGINGEERING》 * |
孙文铎: "十二导联心电信号采集及分析系统的研究", 《信息科技辑》 * |
张洪滨: "模块化ECG放大器的优化与实现", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
王思毅等: "便携式十二导联低功耗心电监护系统的设计", 《滨州学院学报》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110638443A (en) * | 2019-11-07 | 2020-01-03 | 福州大学 | Electrocardiosignal reading circuit |
Also Published As
Publication number | Publication date |
---|---|
CN110269606B (en) | 2021-09-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103142225B (en) | Electroencephalograph for determining contact status between electrode and scalp and method for determining same | |
CN103393420B (en) | High-density active flexible electrode array and signal conditioning circuit thereof | |
CN103405228B (en) | A kind of portable cardiac and surface myoelectric measuring device | |
CN101199418B (en) | Brain impedance detection circuitry and EEG checking device | |
CN109171702A (en) | A kind of measuring device and measurement method of contactless electrocardiosignal | |
WO2013159681A1 (en) | Bioelectrical signal detection circuit, lead wire detection circuit and medical apparatus | |
CN102164539A (en) | A system for sensing electrophysiological signals | |
GB2442330A (en) | Floating, expandable ECG and/or EEG data acquisition system | |
CN101822540A (en) | Myoelectricity amplifier and method for sampling myoelectricity signals | |
CN105852839A (en) | Heart rate measuring method and device based on bioelectrical impedance technology | |
CN201542630U (en) | Novel electrocardio-recorder | |
CN104382583A (en) | Device and method for collecting 18 lead electrocardio signals | |
CN105232034A (en) | Electrode and circuit multiplex structure for detecting electrocardiograph signals and human impedance | |
CN110269606A (en) | A kind of 32 road electrocardio of combined type/electromyographic signal collection system | |
CN100348151C (en) | Electroencephalogram signal amplifier for portable event related brain potentiometer | |
CN202173396U (en) | Portable multi-functional physical electrical signal collecting device | |
CN201631191U (en) | Digital cardio-cerebral electromyography | |
CN104706344A (en) | Electrocardiosignal measurement collecting system | |
CN106473735A (en) | A kind of electrocardio measures glove | |
CN201426714Y (en) | Multi-channel biological electric signal collecting amplifier | |
CN203122391U (en) | Electrocardiographic lead wire with electrocardiographic signal processing module and mobile terminal | |
CN202198588U (en) | Electrocardio collector | |
CN218045123U (en) | Active myoelectricity acquisition electrode module | |
CN106473733A (en) | A kind of electrocardio measures glove | |
CN206261586U (en) | Electromyographic signal collection circuit and Wearable device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |