CN106510692B - A kind of extensible flexible electrode and preparation method thereof - Google Patents

A kind of extensible flexible electrode and preparation method thereof Download PDF

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Publication number
CN106510692B
CN106510692B CN201611009571.7A CN201611009571A CN106510692B CN 106510692 B CN106510692 B CN 106510692B CN 201611009571 A CN201611009571 A CN 201611009571A CN 106510692 B CN106510692 B CN 106510692B
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Prior art keywords
conductive rubber
electrode
container
hollow out
rubber slice
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CN106510692A (en
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苏业旺
李爽
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Institute of Mechanics of CAS
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Institute of Mechanics of CAS
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/24Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25Bioelectric electrodes therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/24Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25Bioelectric electrodes therefor
    • A61B5/279Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/296Bioelectric electrodes therefor specially adapted for particular uses for electromyography [EMG]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0209Special features of electrodes classified in A61B5/24, A61B5/25, A61B5/283, A61B5/291, A61B5/296, A61B5/053
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/12Manufacturing methods specially adapted for producing sensors for in-vivo measurements
    • A61B2562/125Manufacturing methods specially adapted for producing sensors for in-vivo measurements characterised by the manufacture of electrodes

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Electrotherapy Devices (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)

Abstract

The present invention provides a kind of extensible flexible electrode, the electrode is the conductive rubber slice of the island bridge structure of hollow out, and bridge is curved shape, and bridge is wide close with thickness.The present invention makes the extensibility of conductive rubber slice be significantly improved by the island bridge structure of hollow out, allows to be preferably bonded the deformation of skin and keeps good electric conductivity.

Description

A kind of extensible flexible electrode and preparation method thereof
Technical field
The invention belongs to the structure-design technique fields of flexible electronic device, more particularly to a kind of extensible flexible electrical Pole and preparation method thereof.
Background technique
Current detection ECG signal or the instrument of electromyography signal require electrode to be attached to human skin surface, often at present It is conductive rubber for doing the material of electrode.In addition, sheet metal, conductive fabric etc. can also be used as electrode in principle.Wherein, metal Piece is inextensible, and very poor with the stickiness of skin, and part metals are also easy to get rusty, so being not suitable for contacting directly as electrode Skin;The stickiness of conductive fabric and skin is good, and extensibility is related with weaving manner, can there is good extensibility, but its fiber The metallic particles of outer layer is easy to wash off by repeatedly washing, so nor being especially suitable as electrode;Conductive rubber slice has one Fixed extensibility, but generally also can not meet requirement, and its resistance can significantly increase after stretching, extension, doping metals particle fraction Biggish conductive rubber even can lose electric conductivity, so existing conductive rubber slice is directly used as electrode and does not play stretching for it Malleability.
Summary of the invention
Present invention solves the technical problem that being, electrode used in the instrument of existing detection electrocardiosignal or electromyography signal is not Have extensibility or has the conductive material of extensibility there is also electric conductivity decline or short-life problems.
To solve the above-mentioned problems, the present invention provides a kind of extensible flexible electrode, and the electrode is the island bridge of hollow out The conductive rubber slice of structure, bridge are curved shape, and bridge is wide close with thickness.
Further, the island bridge structure is periodic arrangement.
Further, a face contact human skin of the electrode, for detecting electrocardiosignal or electromyography signal, another side Marginal portion by conductive adhesive sheet metal, lead is picked out by sheet metal again, for being connected to external circuit.
Further, the elastic packing of the preferable mobility of the electrode, high fracture extension rate, low elastic modulus and soft The blank space and encapsulation of glue filling engraved structure.
Further, the processing method of the hollow out is high-precision machine cuts or laser cutting.
The present invention also provides a kind of preparation methods of extensible flexible electrode, include the following steps:
A) hollow out processing is carried out to conductive rubber slice using high-precision machine cuts or laser cutting mode, made it have Island bridge structure;
B) with conducting resinl by a face of hollow out conductive rubber slice and with the metal bonding film of lead, in order to keep stretching Property, only it is bonded a die area at conductive rubber slice edge;
C) hollow out knot is filled with the elastic sealant of preferable mobility, high fracture extension rate, low elastic modulus and soft The blank space and encapsulation of structure.
Further, the step c) specifically:
1) by the conductive rubber slice merging uncovered cuboid container of after hollow out and bonded metal piece, conductive rubber slice is not That face of bonded metal piece is pasted on the inner bottom surface of container with the hydrosol, and other inner walls of container will also be coated water-soluble Glue waits water-soluble adhesive curing;
2) elastic sealant of preferable mobility, high fracture extension rate, low elastic modulus and soft is injected into container again In;
3) container is stood into a period of time, waiting elastic sealants solidification later again to steep container makes water-soluble peptization in water Change, then directly takes out flexible electrode.
The technical effect of the present invention compared with prior art:
Compared to conductive rubber slice is directly used, as electrode, method of the invention significantly increases its extensibility and keeps Good electric conductivity.
Compared to sheet metal is used, as electrode, method of the invention has good extensibility and stickiness, and will not It gets rusty.
Compared to conductive fabric is used, as electrode, method of the invention has higher service life.
Detailed description of the invention
Fig. 1 is a kind of island bridge structural schematic diagram of the extensible flexible electrode of the present invention.
Fig. 2 is a kind of preparation flow figure of the extensible flexible electrode of the present invention.
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing.It should be noted that not conflicting In the case of, the features in the embodiments and the embodiments of the present application can mutual any combination.
Embodiment one:
The present invention provides the extensible flexible electrode of one kind as shown in Fig. 1, electrode is the island bridge structure of hollow out, Middle island 1 is connected with bridge 2, and the right has the area on an island to expand, for pasting sheet metal, in order to guarantee that plane does not occur for structure The bridge of outer buckling, the island bridge structure of hollow out is wide close with thickness.Bridge 2 is curved shape.Island bridge structure is periodic arrangement.Electricity The material of pole is conductive rubber.The processing method of hollow out is high-precision machine cuts or laser cutting.Island in the present embodiment Diameter is 2mm (except that widened island), and the width of bridge is 0.5mm.
As shown in Fig. 2, including the following steps: the present invention also provides a kind of preparation method of flexible electrode
A) hollow out processing is carried out to conductive rubber slice using high-precision machine cuts or laser cutting mode, made it have Island bridge structure;
B) with conducting resinl by a face of hollow out conductive rubber slice and with the metal bonding film of lead, in order to keep stretching Property, only it is bonded a die area at conductive rubber slice edge;
C) with a watt blank space and encapsulation for gram E41 elastic sealant filling engraved structure;
1) by the conductive rubber slice merging uncovered cuboid container of after hollow out and bonded metal piece, conductive rubber slice is not That face of bonded metal piece is pasted on the inner bottom surface of container with the hydrosol, and other inner walls of container will also be coated water-soluble Glue waits water-soluble adhesive curing;
2) a watt gram E41 elastic sealant is injected in container again;
3) container is stood into a period of time, waiting elastic sealants solidification later again to steep container makes water-soluble peptization in water Change, then directly takes out flexible electrode.
The technical effect of the present invention compared with prior art:
Compared to conductive rubber slice is directly used, as electrode, method of the invention significantly increases its extensibility.
Compared to sheet metal is used, as electrode, method of the invention has good extensibility and stickiness, and will not It gets rusty.
Compared to conductive fabric is used, as electrode, method of the invention has higher service life.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (2)

1. a kind of preparation method of flexible electrode, which is characterized in that using a kind of extensible flexible electrode, the electrode is to engrave The conductive rubber slice of empty island bridge structure, bridge is curved shape, and bridge is wide close with thickness, and the island bridge structure is period row Column;
One face contact human skin of the electrode, for detecting electrocardiosignal or electromyography signal, the marginal portion of another side By conductive adhesive sheet metal, lead is picked out by sheet metal again, for being connected to external circuit;
The elastic sealant of the electrode certain fluidity, height fracture extension rate, low elastic modulus and soft fills hollow out The blank space and encapsulation of structure;
The processing method of the hollow out is high-precision machine cuts or laser cutting;
Described method includes following steps:
A) hollow out processing is carried out to conductive rubber slice using high-precision machine cuts or laser cutting mode, makes it have island bridge Structure;
B) with conducting resinl by a face of hollow out conductive rubber slice and with the metal bonding film of lead, in order to keep extensibility, only It is bonded a die area at conductive rubber slice edge;
C) blank space and envelope of engraved structure are filled with the elastic sealant of high fracture extension rate, low elastic modulus and soft Dress.
2. the preparation method of flexible electrode as described in claim 1, which is characterized in that the step c) specifically:
1) by the conductive rubber slice merging uncovered cuboid container of bonded metal piece, conductive rubber slice are not bonded gold after hollow out and That face for belonging to piece is pasted on the inner bottom surface of container with the hydrosol, and other inner walls of container will also coat the hydrosol, is waited Water-soluble adhesive curing;
2) again by certain fluidity, the elastic sealant of height fracture extension rate, low elastic modulus and soft injects in container;
3) by container stand a period of time, wait elastic sealants solidification after container is steeped again make in water it is water-soluble peptized, so After directly take out flexible electrode.
CN201611009571.7A 2016-11-15 2016-11-15 A kind of extensible flexible electrode and preparation method thereof Active CN106510692B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611009571.7A CN106510692B (en) 2016-11-15 2016-11-15 A kind of extensible flexible electrode and preparation method thereof

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Application Number Priority Date Filing Date Title
CN201611009571.7A CN106510692B (en) 2016-11-15 2016-11-15 A kind of extensible flexible electrode and preparation method thereof

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CN106510692B true CN106510692B (en) 2019-05-10

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107456231A (en) * 2017-08-11 2017-12-12 中国科学院力学研究所 A kind of extending flexible electrocardio patch of multi-lead
CN107843454A (en) * 2017-10-25 2018-03-27 吴振明 A kind of mobile Submersed type bottom sample harvester
CN108606788B (en) * 2018-05-03 2019-07-12 清华大学 A kind of flexible paste chip electric signal measurement system
CN109567744A (en) * 2018-10-24 2019-04-05 永康国科康复工程技术有限公司 Class skin matrix
CN110051326A (en) * 2019-03-29 2019-07-26 永康国科康复工程技术有限公司 A kind of detection of electrons patch and measuring device based on class skin matrix
CN110051348A (en) * 2019-03-29 2019-07-26 永康国科康复工程技术有限公司 A kind of flexible electronic detection patch and man-machine interactive system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101843481B (en) * 2010-05-25 2012-05-23 国家体育总局体育科学研究所 Ultra-low power consumption long-distance electrocardiogram data wireless acquisition system
CN103462592B (en) * 2013-10-11 2014-12-17 张政波 Chest strap for physiological parameter detection and chest strap type physiological parameter detection device
CN105326495A (en) * 2015-10-19 2016-02-17 杨军 Method for manufacturing and using wearable flexible skin electrode

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