CN108814588A - A kind of Multifunctional heart electro-detection limbs folder towards active electrode - Google Patents
A kind of Multifunctional heart electro-detection limbs folder towards active electrode Download PDFInfo
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- CN108814588A CN108814588A CN201810370809.1A CN201810370809A CN108814588A CN 108814588 A CN108814588 A CN 108814588A CN 201810370809 A CN201810370809 A CN 201810370809A CN 108814588 A CN108814588 A CN 108814588A
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- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims abstract description 10
- 230000002159 abnormal effect Effects 0.000 claims description 2
- 210000003414 extremity Anatomy 0.000 description 49
- 238000012360 testing method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 241000234295 Musa Species 0.000 description 2
- 235000018290 Musa x paradisiaca Nutrition 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 210000000707 wrist Anatomy 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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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
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
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Abstract
The present invention relates to a kind of, and the Multifunctional heart electro-detection limbs towards active electrode press from both sides, it is by plastic substrate, clamping or back-moving spring, electrode assembly three parts composition, electrode assembly includes electrode slice again, main stud, nut, the band small stud of convex buckle, it is characterized in that, it include two sets of electrode assemblies on one limbs folder, it is not turned between two sets of electrode assemblies, every set electrode assembly includes 1 electrode slice, 1 main stud, 1 nut and 1 band small stud of convex buckle, the nut tightening of every set electrode assembly is on its main stud, realize their fixations on plastic substrate, and the small screwing up stud of band convex buckle of every set electrode assembly is on its main stud.Two convex buckles on this Multifunctional heart electro-detection limbs folder, for the connection with active electrode basic circuit module.
Description
Technical field
This application involves a kind of, and the Multifunctional heart electro-detection limbs towards active electrode press from both sides.
When ECG detecting, either in hospital, family still in laboratory, limbs folder is very popular, because it is easy to fill
Folder, it is reusable, do not need test object and undress oneself, no matter in signal quality, convenience, economy or durability side
Face all has advantage.So-called Multifunctional heart electro-detection limbs gripping finger：It can support the connector of a plurality of electrocardio limb leads lines, it is such as recessed
Button connector, clip-type connector, different size Banana Type column type connector etc. in other words, it is widely applicable.
Background technique
Typical Multifunctional heart electro-detection limbs folder, by plastic substrate, clamping or back-moving spring, electrode assembly three parts group
At.Electrode assembly includes electrode slice, main stud, nut, the band small stud of convex buckle again.In use, nut tightening is in the main stud of electrode
On, realize their fixations on plastic substrate.The band small stud of convex buckle, for the company with recessed button or clip-type leading wire connector
It connects, either for tightening after Banana Type or the insertion of column type leading wire connector.A kind of typical Multifunctional heart electro-detection limbs
Folder and its components, as shown in Fig. 2；It is successively that limbs press from both sides assembling figure, plastic substrate group picture, garter spring figure, electrode in figure
Piece and main stud group picture, nut figure, the band small stud figure of convex buckle.Existing Multifunctional heart electro-detection limbs folder, 1 limbs folder is all only
It is related to 1 set of electrode assembly.
There is a kind of active electrode scheme, sees patent application " a kind of active electrode for electro-physiological signals detection "
(201810180948.8), it includes three voltage follow basic circuit, " virtually " feed circuit and independent DC power supply portions
Point, as shown in Fig. 3.In attached drawing 3, V+And V-For the positive and negative both ends of independent DC power supply；Current potential V at body surface measuring point AinInput
Operational amplifier A1 exports VoutIt is connected to back-end circuit, constitutes the voltage follow basic circuit of active electrode；DC power supply
Positive and negative both ends V+And V-Bypass, concatenate two substitutional resistance R, then the current potential of two resistance R intermediate connection point G be (V++V-)/2, no
Both ends of power midpoint potential point is in harm, is formed " virtually ", then " virtually " will input the voltage based on operational amplifier by current potential
Follower A2, output feed back to body surface another point F by current-limiting resistance r, constitute " virtually " feed circuit.This kind of active electricity
The beneficial effect of pole is：The introducing that can not only realize impedance transformation, reduce noise and interference in electro-physiological signals detection, while not
Increase the quantity of active electrode wire of output terminal, convenient for compatible with existing physiology electrical detection device.
In the above active electrode scheme, the contact with skin has at two, and for existing ECG detecting limbs folder, one
A limbs folder can only provide skin contact at one, cannot support this active electrode scheme.A kind of support or more is needed to have now
The Multifunctional heart electro-detection limbs of source electrode scheme press from both sides, it can arrange in pairs or groups to be formed completely with the basic circuit module of active electrode
Limbs accompany source electrode.The basic circuit module of active electrode can have versatility, can both match Multifunctional heart electro-detection limb
Body folder can also be pasted with disposable electrode.
Summary of the invention
Goal of the invention.
It proposes a kind of Multifunctional heart electro-detection limbs folder scheme towards active electrode, allows its base with active electrode
This circuit module, which is arranged in pairs or groups, to be formed complete limbs and accompanies source electrode.
Technical solution.
The Multifunctional heart electro-detection limbs folder that the present invention relates to a kind of towards active electrode, it by plastic substrate, clamping or
Back-moving spring, electrode assembly three parts composition, electrode assembly include again electrode slice, main stud, nut, with the small stud of convex buckle,
It is characterized in that, includes two sets of electrode assemblies on a limbs folder, be not turned between two sets of electrode assemblies, every set electrode assembly includes
1 electrode slice, 1 main stud, 1 nut and 1 band small stud of convex buckle, the nut tightening of every set electrode assembly is in its main stud
On, realize their fixations on plastic substrate, and the small screwing up stud of band convex buckle of every set electrode assembly is shown on its main stud
Shown in attached drawing 1.Two convex buckles on this Multifunctional heart electro-detection limbs folder, for the company with active electrode basic circuit module
It connects.
According to a kind of Multifunctional heart electro-detection limbs folder towards active electrode set forth above, it is related on each limbs folder
Two sets of electrode assemblies, every set electrode assembly include electrode slice, main stud, nut and each 1 with the small stud of convex buckle, and feature exists
In the electrode slice of two sets of electrodes is abnormal shape, is interspersed, to guarantee the case where not increasing or excessively increasing limbs folder width
Under, two electrode slices can well be contacted with limb skin.Attached drawing 4 is the shape and layout feature that this limbs press from both sides two electrode slices
Schematic diagram, wherein two figure of top is comparison conceptual scheme, and lowest part figure is the electrode slice that the application proposes and arrangement signal
Figure.
The it is proposed of Multifunctional heart electro-detection limbs folder scheme towards active electrode above, to active electrode shown in Fig. 3
For have certain certainty.It is made of this multifunctional limb folder and active electrode basic circuit module assembled shown in attached drawing 5
Complete limbs accompany the schematic diagram of source electrode.
Beneficial effect.
The beneficial effect for the Multifunctional heart electro-detection limbs folder towards active electrode that the application proposes, shows first：
When it and active electrode basic circuit module assembled accompany source electrode at complete limbs, the electrocardio letter of high quality can be detected
Number.
Inventor has made active electrode, detailed in Example by the technical solution of proposition, and it is real to have carried out comparative test
It tests.The nucleus module of test device is 4461 board of PCI of NI company, it is inserted into industrial personal computer and writes corresponding software, is constructed
2 road voltage synchronous acquisition systems of a set of high-precision band signal processing function.Believed with this system synchronous acquisition two-way voltage
Number, as shown in fig. 6, all the way signal be based on traditional multifunctional limb folder detection left arm a little to right arm any voltage believe
Number --- see in Fig. 6 and pressed from both sides close to two limbs of wrist, another way signal is to be barricaded as active electrode detection based on limbs of the present invention folder
Left arm a little to any voltage signal of right arm --- see that two limbs in Fig. 6 far from wrist press from both sides.
Specific test experiments and result.Synchronized sampling rate is set as 128kHz, carries out to the two paths of signals of synchronous acquisition
Passband is a real-time FIR bandpass filtering of 0.5-80Hz, and Unit sample response h (n) length of filter is taken as 10 seconds.Subject
Keep quite, cable it is motionless.The two paths of signals result of such acquisition process is as shown in Fig. 7；In attached drawing 7, upper two figure is respectively
Based on the signal waveforms and spectrogram of the folder passive electrode detection of traditional limbs, lower two figures are respectively to be based on limbs folder of the present invention to take
At active electrode detection signal waveforms and spectrogram.Obviously, have very in the testing result of traditional limbs folder passive electrode
Big 50Hz AC power source interference, and limbs of the present invention accompany and are hardly visible this interference in the testing result of source electrode.
It, in practice can also be as although having two sets of electrode assemblies on a limbs folder in addition, technical solution of the present invention
Traditional Multifunctional heart electro-detection limbs folder with single set electrode assembly is used like that, is not limited to mix into active electrode use.
Detailed description of the invention
Fig. 1, the present invention press from both sides schematic diagram towards the Multifunctional heart electro-detection limbs of active electrode
Fig. 2, tradition typical case's Multifunctional heart electro-detection limbs folder and its parts schematic diagram
Fig. 3, the present invention towards a kind of active electrode schematic illustration
Fig. 4, ECG detecting limbs folder electrode plate shape of the present invention and arrangement and comparison scheme schematic diagram
Fig. 5, limbs folder of the present invention are barricaded as complete limbs with active electrode basic circuit module and accompany source electrode schematic diagram
Fig. 6, comparative limbs press from both sides test experience schematic diagram of a scenario
Fig. 7, comparative test experience ECG detecting result schematic diagram
Fig. 8, limbs clipping of the present invention make process schematic
Embodiment
For convenience, inventor has looked for ready-made Multifunctional heart electro-detection limbs to press from both sides several, they are disassembled.Standby two sets of electricity
Two electrode slices are cut into the shape suitable for interlaced arrangement by pole component, then appropriate location is separately bored on the plastic substrate in an original hole
One hole pays attention to the center in two holes away from corresponding with active electrode basic circuit module；Then, they are assembled.In this way, a face
It is just completed to the Multifunctional heart electro-detection limbs of active electrode folder, whole process is as shown in Figure 8.
The example of the above only implementation, further to show the structure of limbs folder of the present invention.In practical batch production,
Should mold process and better improve efficiency.
Claims (2)
1. the present invention relates to a kind of, the Multifunctional heart electro-detection limbs towards active electrode are pressed from both sides, it is by plastic substrate, clamping or drawing
Tight spring, electrode assembly three parts composition, electrode assembly include electrode slice, main stud, nut, the band small stud of convex buckle, spy again
Sign is, includes two sets of electrode assemblies on a limbs folder, is not turned between two sets of electrode assemblies, every set electrode assembly includes 1
A electrode slice, 1 main stud, 1 nut and 1 band small stud of convex buckle, the nut tightening of every set electrode assembly is in its main stud
On, realize their fixations on plastic substrate, and the small screwing up stud of band convex buckle of every set electrode assembly is on its main stud.
2. described a kind of Multifunctional heart electro-detection limbs folder towards active electrode according to claim 1, each limbs folder
On be related to two sets of electrode assemblies, be not turned between two sets of electrode assemblies, every set electrode assembly includes electrode slice, main stud, nut
With the small stud of convex buckle each 1, band, which is characterized in that the electrode slice of two sets of electrodes is abnormal shape, is interspersed, to guarantee do not increasing
Or it is excessive increase limbs folder width in the case where, two electrode slices using when can well be contacted with limb skin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810370809.1A CN108814588B (en) | 2018-04-24 | 2018-04-24 | Multifunctional electrocardiogram detection limb clamp for active electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810370809.1A CN108814588B (en) | 2018-04-24 | 2018-04-24 | Multifunctional electrocardiogram detection limb clamp for active electrode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108814588A true CN108814588A (en) | 2018-11-16 |
| CN108814588B CN108814588B (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810370809.1A Active CN108814588B (en) | 2018-04-24 | 2018-04-24 | Multifunctional electrocardiogram detection limb clamp for active electrode |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1463313A1 (en) * | 1986-12-26 | 1989-03-07 | Центральный научно-исследовательский институт травматологии и ортопедии им.Н.Н.Приорова | Electrode device |
| US20090062636A1 (en) * | 2007-07-12 | 2009-03-05 | Nicolay Verwaltung Gmbh | Electrode Clamp |
| CN204318754U (en) * | 2014-12-15 | 2015-05-13 | 孟庆慧 | A kind of electrode clip of electrocardiogram |
| CN205586000U (en) * | 2015-12-30 | 2016-09-21 | 大连医科大学附属第一医院 | It presss from both sides to add thermal comfort heart electrograph wrist electrode |
| CN107374625A (en) * | 2017-06-19 | 2017-11-24 | 上海大学 | Active dot matrix formula flexible electrode label apparatus |
-
2018
- 2018-04-24 CN CN201810370809.1A patent/CN108814588B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1463313A1 (en) * | 1986-12-26 | 1989-03-07 | Центральный научно-исследовательский институт травматологии и ортопедии им.Н.Н.Приорова | Electrode device |
| US20090062636A1 (en) * | 2007-07-12 | 2009-03-05 | Nicolay Verwaltung Gmbh | Electrode Clamp |
| CN204318754U (en) * | 2014-12-15 | 2015-05-13 | 孟庆慧 | A kind of electrode clip of electrocardiogram |
| CN205586000U (en) * | 2015-12-30 | 2016-09-21 | 大连医科大学附属第一医院 | It presss from both sides to add thermal comfort heart electrograph wrist electrode |
| CN107374625A (en) * | 2017-06-19 | 2017-11-24 | 上海大学 | Active dot matrix formula flexible electrode label apparatus |
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| CN108814588B (en) | 2021-02-05 |
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Effective date of registration: 20220304 Address after: 811-3, 8th floor, building 4, 209 Zhuyuan Road, Suzhou high tech Zone, Jiangsu Province, 215011 Patentee after: Suzhou greede medical sensor technology Co.,Ltd. Address before: College of electronics, Nanjing University, 163 Xianlin Avenue, Qixia District, Nanjing, Jiangsu, 210023 Patentee before: NANJING University |