CN102319066B - Multi-channel matrix type spatial summation electrocardiogram detection system - Google Patents
Multi-channel matrix type spatial summation electrocardiogram detection system Download PDFInfo
- Publication number
- CN102319066B CN102319066B CN201110233470.9A CN201110233470A CN102319066B CN 102319066 B CN102319066 B CN 102319066B CN 201110233470 A CN201110233470 A CN 201110233470A CN 102319066 B CN102319066 B CN 102319066B
- Authority
- CN
- China
- Prior art keywords
- signal processing
- processing unit
- channel
- circuit
- circuit board
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention relates to an electrocardiogram recording device, in particular to a multi-channel matrix type spatial summation electrocardiogram detection system. The multi-channel matrix type spatial summation electrocardiogram detection system comprises a plurality of channel signal processing units, a sampling holding unit, an analog-to-digital (A/D) converter and a computer unit, wherein one signal input device having one channel signal processing unit is an array type electrode, multiple serial circuits formed by a photoelectric isolation circuit, a high pass filtering circuit, and a gain control circuit are arranged in parallel between a circuit connection terminal of the array type electrode and the sampling holding unit. The array type electrode comprises a circuit board basal body, wherein the end surface of the circuit board basal body is densely distributed with a plurality of metal probes in array arrangement. The array type electrode and the multi-channel matrix type spatial summation electrocardiogram detection system thereof can overcome signal distortion caused by different distribution positions of different electrodes in the same electrocardiogram period and the signal distortion caused by different electrocardiogram periods of the same electrode.
Description
Technical field
The present invention relates to electrocardiographic recorder equipment, especially multi-channel matrix spatial overlay electrocardio detecting system.
Background technology
Routine electrocardiogram recording technique be in the past mainly used in record " millivolt level " and electrocardiosignal, can record 12 electrocardiosignaies of leading according to the difference of normal electrode rest, employing be real time record technology.Also have the method for employing time stacking method record " microvolt level " signal, get the electrocardiosignal in different time cycle, by software, judge that the signal in the effective cycle superposes, its shortcoming is to lose useful signal, or makes signal distortion.But can be recorded to after all " microvolt level " signal that can not record over, such as: can record ventricular late potential, sinus node potential etc., but can not record his' bundle potential, because it is high-frequency signal, during stack, may offset part signal.And imagination adopts the method for space stack to make up the deficiency of time stacking method in the past, although but the space superimposing technique in past is the stack to same period electrocardiosignal, but because the distribution of electrodes adopting is too wide in body surface, distribution, electrocardiosignal waveform difference between each electrode, so the electrocardiosignal superposeing out still has distortion, this distortion is that Different electrodes distribution position causes due to same cardiac electrical cycle, and the distortion of the signal in when stack time is because different cardiac electrical cycle produce, though both differences have signal distortion.
Summary of the invention
In order to solve the shortcoming of prior art, goal of the invention of the present invention is to provide a kind of multi-channel matrix spatial overlay electrocardio detecting system, can solve the signal distortion producing because of same cardiac electrical cycle Different electrodes distribution position difference, the same distribution of electrodes of different cardiac electrical cycle.
The present invention addresses the above problem adopted technical scheme: multi-channel matrix spatial overlay electrocardio detecting system, its difference is: comprise several channel signal processing units, sample holding unit, A/D converter, computer unit, described channel signal processing unit at least comprises first passage signal processing unit, second channel signal processing unit; Wherein first passage signal processing unit is demultiplexing matrix space superposed signal processing unit, and second channel input signal processing unit is bipolar input signal processing unit; Each channel signal enters A/D converter by channel signal processing unit, sample holding unit separately successively, then by A/D converter, sends into computer unit and process; Described second channel signal processing unit comprises bipolar signal input equipment, photoelectric isolating circuit, high-pass filtering circuit, the gain control circuit of series connection successively; The signal input apparatus of described first passage signal processing unit is array-type electrode, between the circuit link of array-type electrode and sample holding unit, be parallel with the series circuit of multirouting photoelectric isolating circuit, high-pass filtering circuit, gain control circuit formation, described array-type electrode comprises circuit board matrix, and the end face of circuit board matrix is densely covered with many and is the metal probe that array is arranged.
By above scheme, also comprise third channel input signal processing unit, third channel input signal processing unit is bipolar input signal processing unit.
By above scheme, described circuit board matrix has that multiple the spacing of plated through-hole is 1-3mm for the plated through-hole of metal probe is installed, and circuit board matrix thickness is 1.5-2 mm.
By above scheme, the outer bore dia of described plated through-hole is 1.2-1.8 mm, and diameter of bore is 0.2-0.35 mm.
By above scheme, described metal probe is 100 or more than 100.
By above scheme, described circuit board matrix is double-layer circuit board.
Contrast prior art, the invention has the beneficial effects as follows: the present invention can process multichannel electrocardiosignal Dang Yi road, that is: in certain little subrange (being within the scope of array electrode), with respect to the record that carries out of a certain reference point, to the spacing wave stack within the scope of this array electrode, but in the noise difference of this identical Er Ge of array electrode scope Nei Ge road electrocardiosignal waveform road amplifier, thereby can by array electrode relatively and the multiple signals of reference point be superimposed as the designated lane of a microvolt level electrocardiosignal, coordinate again other several roads body surface " millivolt level " electrocardiosignal composition multi-channel matrix spatial overlay electrocardio detecting system.The maximum difference of this system and common system is to have in multi channel signals the passage can real time record " microvolt level " electrocardiosignal, so just can realize the object of body surface measurement " microvolt level " electrocardiosignal, is convenient to carry out the research of electrocardiosignal details.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of array-type electrode embodiment of the present invention;
Fig. 2 is the cross-sectional view of array-type electrode embodiment of the present invention;
Fig. 3 is the electrical block diagram of multi-channel matrix spatial overlay electrocardio detecting system of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the invention is described further.
As shown in Figure 1 and Figure 2, array-type electrode, it comprises circuit board matrix 1, the end face of circuit board matrix 1 is densely covered with many and is the metal probe 2 that array is arranged.
Concrete, described circuit board matrix 1 has that multiple the spacing of plated through-hole is 1-3mm for the plated through-hole of metal probe is installed, and circuit board matrix thickness is 1.5-2 mm.
Preferably, the diameter of bore of described plated through-hole is 1.2-1.8 mm, and diameter of bore is 0.2-0.35 mm.
Preferably, described circuit board matrix is double-layer circuit board.
Preferably, described metal probe 2 is 100 or more than 100.
As shown in Figure 3, multi-channel matrix spatial overlay electrocardio detecting system, comprise several channel signal processing units, sample holding unit, A/D converter, computer unit, described channel signal processing unit at least comprises first passage signal processing unit, second channel signal processing unit; Wherein first passage signal processing unit is demultiplexing matrix space superposed signal processing unit, and second channel input signal processing unit is bipolar input signal processing unit; Each channel signal enters A/D converter by channel signal processing unit, sample holding unit separately successively, then by A/D converter, sends into computer unit and process; Described second channel signal processing unit comprises bipolar signal input equipment, photoelectric isolating circuit, high-pass filtering circuit, the gain control circuit of series connection successively; The signal input apparatus of described first passage signal processing unit is array-type electrode, is parallel with the series circuit of multirouting photoelectric isolating circuit, high-pass filtering circuit, gain control circuit formation between the circuit link of array-type electrode and sample holding unit.
Referring to Fig. 3, multi-channel matrix spatial overlay electrocardio detecting system also comprises third channel input signal processing unit, and third channel input signal processing unit is bipolar input signal processing unit.
Above content is in conjunction with concrete embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (6)
1. multi-channel matrix spatial overlay electrocardio detecting system, comprise A/D converter, computer unit, it is characterized in that: also comprise several channel signal processing units, sample holding unit, described channel signal processing unit at least comprises first passage signal processing unit, second channel signal processing unit; Wherein first passage signal processing unit is demultiplexing matrix space superposed signal processing unit, and second channel input signal processing unit is bipolar input signal processing unit; Each channel signal enters A/D converter by channel signal processing unit, sample holding unit separately successively, then by A/D converter, sends into computer unit and process; Described second channel signal processing unit comprises bipolar signal input equipment, photoelectric isolating circuit, high-pass filtering circuit, the gain control circuit of series connection successively; The signal input apparatus of described first passage signal processing unit is array-type electrode, between the circuit link of array-type electrode and sample holding unit, be parallel with the series circuit of multirouting photoelectric isolating circuit, high-pass filtering circuit, gain control circuit formation, described array-type electrode comprises circuit board matrix, and the end face of circuit board matrix is densely covered with many and is the metal probe that array is arranged.
2. multi-channel matrix spatial overlay electrocardio detecting system as claimed in claim 1, is characterized in that: also comprise third channel input signal processing unit, third channel input signal processing unit is bipolar input signal processing unit.
3. multi-channel matrix spatial overlay electrocardio detecting system as claimed in claim 1, it is characterized in that: described circuit board matrix has multiple for the plated through-hole of metal probe is installed, the spacing of plated through-hole is 1-3mm, and circuit board matrix thickness is 1.5-2 mm.
4. multi-channel matrix spatial overlay electrocardio detecting system as claimed in claim 3, is characterized in that: the outer bore dia of described plated through-hole is 1.2-1.8 mm, and diameter of bore is 0.2-0.35 mm.
5. multi-channel matrix spatial overlay electrocardio detecting system as claimed in claim 1, is characterized in that: described metal probe is 100 or more than 100.
6. multi-channel matrix spatial overlay electrocardio detecting system as claimed in claim 1, is characterized in that: described circuit board matrix is double-layer circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110233470.9A CN102319066B (en) | 2011-08-16 | 2011-08-16 | Multi-channel matrix type spatial summation electrocardiogram detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110233470.9A CN102319066B (en) | 2011-08-16 | 2011-08-16 | Multi-channel matrix type spatial summation electrocardiogram detection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102319066A CN102319066A (en) | 2012-01-18 |
| CN102319066B true CN102319066B (en) | 2014-05-07 |
Family
ID=45447003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110233470.9A Expired - Fee Related CN102319066B (en) | 2011-08-16 | 2011-08-16 | Multi-channel matrix type spatial summation electrocardiogram detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102319066B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103815899B (en) * | 2014-03-07 | 2017-01-11 | 华中科技大学 | Non-contacting electrocardio electrode module and electrocardiogram detector |
| CN104188651B (en) * | 2014-08-20 | 2017-04-05 | 南京贺普检测仪器有限公司 | Electrocardiograph monitoring device and its control method |
| CN106175751A (en) * | 2016-07-29 | 2016-12-07 | 上海市共进通信技术有限公司 | A kind of electrode sensor location mode of Weaving type wearable electrocardiogram acquisition equipment |
| CN109717843A (en) * | 2017-10-27 | 2019-05-07 | 贵州骏江实业有限公司 | A kind of palmus detection system and detection method |
| CN108042129A (en) * | 2017-12-29 | 2018-05-18 | 广东省中医院 | A kind of three-dimensional tiny array electrode for being used to detect cardiac muscular tissue's electric signal |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6881203B2 (en) * | 2001-09-05 | 2005-04-19 | 3M Innovative Properties Company | Microneedle arrays and methods of manufacturing the same |
| US8238995B2 (en) * | 2006-12-08 | 2012-08-07 | General Electric Company | Self-adhering electrodes and methods of making the same |
| CN201267470Y (en) * | 2008-08-19 | 2009-07-08 | 温州职业技术学院 | 12-channel digital electrocardiosignal acquisition module |
| CN101829396B (en) * | 2009-03-27 | 2013-01-30 | 清华大学 | Micro-needle array chip and percutaneous administration patch using same and preparation method thereof |
| CN202211691U (en) * | 2011-08-16 | 2012-05-09 | 中国人民解放军广州军区武汉总医院 | Array electrode |
| CN202211692U (en) * | 2011-08-16 | 2012-05-09 | 中国人民解放军广州军区武汉总医院 | Three-way multipath matrix type spatial overlap electrocardiogram detection system |
-
2011
- 2011-08-16 CN CN201110233470.9A patent/CN102319066B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102319066A (en) | 2012-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102319066B (en) | Multi-channel matrix type spatial summation electrocardiogram detection system | |
| CN101199418B (en) | Brain impedance detection circuitry and EEG checking device | |
| Imfeld et al. | Large-scale, high-resolution data acquisition system for extracellular recording of electrophysiological activity | |
| CN101889863B (en) | High-performance direct current amplification device for acquiring biological electric signals | |
| CN103393420B (en) | High-density active flexible electrode array and signal conditioning circuit thereof | |
| WO2012046237A3 (en) | Device for use in electro-biological signal measurement in the presence of a magnetic field | |
| CN201133917Y (en) | Portable multifunctional universal tester | |
| CN101828919A (en) | Surface electromyographic electrode with amplifying function | |
| CN210958801U (en) | Audio test system and audio connector | |
| CN202211692U (en) | Three-way multipath matrix type spatial overlap electrocardiogram detection system | |
| JP2014533933A5 (en) | ||
| CN202211691U (en) | Array electrode | |
| CN202211693U (en) | Three-channel 100-path matrix spatial overlay electrocardio detecting system | |
| CN201819940U (en) | Special multichannel electrical isolation digital oscilloscope for electric power detection | |
| CN109009106B (en) | Four-channel surface myoelectricity active concentric circle electrode and preparation method thereof | |
| CN102274025B (en) | Multi-electrode electrical impedance tomography data acquisition system | |
| Trontelj et al. | Needle and wire detection techniques | |
| US9615760B2 (en) | Multiple bipolar sampling | |
| CN103592686A (en) | Collection and test system for offshore earthquake data | |
| WO2007059248A3 (en) | System for monitoring and separating eeg and emg signals | |
| CN205647490U (en) | Acceleration signal keeps apart device along separate routes | |
| CN200970233Y (en) | Filter for improving intracardiac electric physiological wave form while intracardiac electrode output stimulating | |
| CN204214934U (en) | A kind of multichannel current detecting tool of current sample plate of photovoltaic combiner box | |
| CN101069639A (en) | Precision electrocardiogram detection method and hardware device | |
| CN102743190B (en) | Method and system for improving noise ratio of transcranial doppler signals |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20170816 |