CN205072866U - Brain electricity electrode sensor - Google Patents
Brain electricity electrode sensor Download PDFInfo
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- CN205072866U CN205072866U CN201520764188.7U CN201520764188U CN205072866U CN 205072866 U CN205072866 U CN 205072866U CN 201520764188 U CN201520764188 U CN 201520764188U CN 205072866 U CN205072866 U CN 205072866U
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- contact pilotage
- pcb circuit
- encephalograms
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Abstract
The application discloses brain electricity electrode sensor, including film PCB circuit layer, the adhesion layer, contact pilotage layer and electrically conductive aquogel, the one end of film PCB circuit layer is the grafting port, the other end of film PCB circuit layer is equipped with four electrodes core, the adhesion layer sets up on film PCB circuit layer, and the adhesion layer position department relative with electrodes core is equipped with four through -holes, the size and the electrodes core cooperation of through -hole, size and the through -hole cooperation and from bottom to top of contact pilotage layer and electrically conductive aquogel set gradually on electrodes core. This application is because including film PCB circuit layer, adhesion layer, contact pilotage layer and electrically conductive aquogel, the adhesion layer sets up on film PCB circuit layer, and the adhesion layer position department relative with electrodes core be equipped with four through -holes, the contact pilotage layer and the size of electrically conductive aquogel with through -hole cooperation and from bottom to top set gradually electrodes core is last. This application simple structure guarantees the signal quality, and the low price can reduce applied cost simultaneously.
Description
Technical field
The application relates to medical apparatus and instruments, particularly relates to a kind of electrode for encephalograms sensor.
Background technology
Anesthesia is requisite key link in modern clinic operation, but implement anesthesia and there is higher risk, the anaesthesia dosage of mistake all can bring injury how for patient provides safe and reliable anesthesia to patient, is the emphasis problem of current anesthesiology research association area.EEG signals is the concentrated expression of Cerebral Cortex Neuronal Cells group synaptic potential change, has the advantage of reflection conscious activity and non-invasive feature.EEG signals is one of most potential method in current objective evaluation depth of anesthesia, has obtained good achievement in research, assesses narcotism in clinical operation have important clinical value by EEG signals.Thus the acquisition of EEG signals is most important for anesthesia depth monitoring.
The common electrode sensor for obtaining EEG signals mainly contains BIS(bispectralindex, BIS Propofol-targeted at present) sensor.BIS sensor is made up of 4 electrode chips, polyester photosensitive layer and silver-silver chloride transducer wire, and electrode chip is made up of PE white foam, gel and Velcro contact pilotage, not containing latex.But there is the high shortcoming of price in BIS sensor, adds the application cost of operation.
Summary of the invention
The application provides a kind of electrode for encephalograms sensor.
The technical problem that the application will solve is solved by the following technical programs:
A kind of electrode for encephalograms sensor, comprise thin film PCB circuit layer, adhering layer, contact pilotage layer and conductive hydrogel, one end of described thin film PCB circuit layer is grafting port, the other end of described thin film PCB circuit layer is provided with four electrode cores, described adhering layer is arranged on described thin film PCB circuit layer, and the described adhering layer position relative with described electrode cores is provided with four through holes, the size of described through hole coordinates with described electrode cores, and the size of described contact pilotage layer and described conductive hydrogel coordinates with described through hole and is successively set on from bottom to top in described electrode cores.
Also comprise the joint pin be clamped between described contact pilotage layer and described electrode cores.
Described joint pin comprises cylindrical, and is made up containing glue foamed materials of two-sided.
Also comprise the adhesive layer be clamped between described contact pilotage layer and described conductive hydrogel, described adhesive layer comprises thread cotton.
Described contact pilotage layer comprises the plastic disc with contact pilotage.
Described conductive hydrogel is the colloidal liquid containing Nacl.
Described thin film PCB circuit layer comprises PET film substrate and is arranged on the suprabasil Copper Foil wire of described PET film, and described electrode cores is made up of Copper Foil.
Owing to have employed above technical scheme, the beneficial effect that the application is possessed is:
(1) in the detailed description of the invention of the application, owing to comprising thin film PCB circuit layer, adhering layer, contact pilotage layer and conductive hydrogel, adhering layer is arranged on thin film PCB circuit layer, and the adhering layer position relative with electrode cores is provided with four through holes, the size of contact pilotage layer and described conductive hydrogel coordinates with described through hole and is successively set on from bottom to top in described electrode cores.The application's structure is simple, ensures signal quality, simultaneously cheap, can reduce application cost.
(2) in the detailed description of the invention of the application, electrode for encephalograms sensor layer based on thin film PCB circuit layer of the application, superposition adhering layer, joint pin is connected with the electrode cores of basal layer through the through hole of adhering layer, joint pin is connected with contact pilotage layer again, contact pilotage layer superposes adhesive layer, adhesive layer immerses conductive hydrogel, conductive effect is good, measures accurately.
Accompanying drawing explanation
Fig. 1 is the discrete schematic diagram of electrode for encephalograms sensor element in one embodiment of the application;
Fig. 2 is the thin film PCB circuit layer structural representation in one embodiment of the application.
Detailed description of the invention
By reference to the accompanying drawings the application is described in further detail below by detailed description of the invention.
As shown in Figure 1 and Figure 2, the electrode for encephalograms sensor of the application, its a kind of embodiment, comprises thin film PCB circuit layer 10, adhering layer 20, contact pilotage layer 30 and conductive hydrogel 40.One end of thin film PCB circuit layer 10 is grafting port, the other end of thin film PCB circuit layer 10 is provided with four electrode cores and control module 13, in one embodiment, this control module 13 adopts encryption chip, as being the 1-WireEEPROM chip of 1024, this chip 13 can limit the consumptive material pot life, and can identify each end product on application layer.This sensor service time and supporting monitoring equipment can be limited by this encryption chip, thus ensure the safety of this sensor.Four electrode cores are respectively electrode A, electrode B, electrode C and electrode D, wherein electrode A is reference electrode, electrode B is ground electrode, electrode D is electromyographic signal monitoring electrode, electrode C is sensing electrode, and electrode A, electrode B, electrode C and electrode D constitute intermediary EEG signals being converted to the signal of telecommunication.Adhering layer 20 is arranged on thin film PCB circuit layer 10, and in one embodiment, adhering layer 20 is made up of the foamed materials of two sides containing glue, the position hollow out relative with electrode cores.The one side of adhering layer 20 is pasted on thin film PCB circuit layer 10, and another side is pasted on the forehead place of patient.Adhering layer 20 is provided with through hole 21, and through hole 21 has four, and through hole 21 is relative with the position of electrode cores, and the size of through hole 21 coordinates with electrode cores.The size of contact pilotage layer 30 and conductive hydrogel 40 coordinates with electrode cores, contact pilotage layer 30 and conductive hydrogel 40 and be successively set on from bottom to top in electrode cores.
The electrode for encephalograms sensor of the application, can also comprise joint pin 50, and joint pin 50 is clamped between contact pilotage layer 30 and electrode cores.Joint pin 50 comprises cylindrical, and is made up containing glue foamed materials of two-sided.The height of joint pin 50 is being 0.5mm ~ 1.5mm.In the present embodiment, the height of joint pin 50 is 1mm, and contact pilotage layer 30 can be connected with the electrode cores on thin film PCB circuit layer 10 by joint pin 50.
The electrode for encephalograms sensor of the application, can also comprise adhesive layer 60, and adhesive layer 60 is clamped between contact pilotage layer 30 and conductive hydrogel 40.In one embodiment, adhesive layer 60 comprises thread cotton.The size of adhesive layer 60 is the same with contact pilotage layer 30 size, and adhesive layer 60 is positioned on contact pilotage layer 30, is the thread cotton of thin layer, for adhering to conductive hydrogel 40.Conductive hydrogel 40, on the thread cotton of adhesive layer, is the Organic substance containing Nacl.
This mixing material is nontoxic, nonirritant, not containing allergic component.Meanwhile, adhesive layer 60 can strengthen the exposure level of conductive hydrogel 40 and skin on contact pilotage layer 30, and conductive hydrogel 40 also contacts with electrode cores, and conductive hydrogel 40 is conducted electricity by ion, has good electric conductivity.
In one embodiment, contact pilotage layer 30 comprises the plastic disc with contact pilotage.Contact pilotage layer 30 is connected with electrode cores by joint pin.The exposure level with patient skin can be strengthened by contact pilotage, simultaneously again because contact pilotage quality is softer, can not patient skin be hurt.
The electrode for encephalograms sensor of the application, thin film PCB circuit layer 10 comprises PET film substrate 11 and Copper Foil wire 12, and Copper Foil wire 12 is arranged in PET film substrate 11, and electrode cores is made up of Copper Foil, adopts turmeric technique to strengthen electric conductivity.
Above content is the further description done the application in conjunction with concrete embodiment, can not assert that the concrete enforcement of the application is confined to these explanations.For the application person of an ordinary skill in the technical field, under the prerequisite not departing from the application's design, some simple deduction or replace can also be made.
Claims (7)
1. an electrode for encephalograms sensor, it is characterized in that, comprise thin film PCB circuit layer, adhering layer, contact pilotage layer and conductive hydrogel, one end of described thin film PCB circuit layer is grafting port, the other end of described thin film PCB circuit layer is provided with four electrode cores, described adhering layer is arranged on described thin film PCB circuit layer, and the described adhering layer position relative with described electrode cores is provided with four through holes, the size of described through hole coordinates with described electrode cores, the size of described contact pilotage layer and described conductive hydrogel coordinates with described through hole and is successively set on from bottom to top in described electrode cores.
2. electrode for encephalograms sensor as claimed in claim 1, is characterized in that, also comprise the joint pin be clamped between described contact pilotage layer and described electrode cores.
3. electrode for encephalograms sensor as claimed in claim 2, it is characterized in that, described joint pin comprises cylindrical, and is made up containing glue foamed materials of two-sided.
4. electrode for encephalograms sensor as claimed in claim 2, it is characterized in that, also comprise the adhesive layer be clamped between described contact pilotage layer and described conductive hydrogel, described adhesive layer comprises thread cotton.
5. electrode for encephalograms sensor as claimed in claim 1, it is characterized in that, described contact pilotage layer comprises the plastic disc with contact pilotage.
6. the electrode for encephalograms sensor according to any one of claim 1 to 5, is characterized in that, described conductive hydrogel is the colloidal liquid containing Nacl.
7. the electrode for encephalograms sensor according to any one of claim 1 to 5, is characterized in that, described thin film PCB circuit layer comprises PET film substrate and is arranged on the suprabasil Copper Foil wire of described PET film, and described electrode cores is made up of Copper Foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520764188.7U CN205072866U (en) | 2015-09-29 | 2015-09-29 | Brain electricity electrode sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520764188.7U CN205072866U (en) | 2015-09-29 | 2015-09-29 | Brain electricity electrode sensor |
Publications (1)
| Publication Number | Publication Date |
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| CN205072866U true CN205072866U (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520764188.7U Active CN205072866U (en) | 2015-09-29 | 2015-09-29 | Brain electricity electrode sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105193411A (en) * | 2015-09-29 | 2015-12-30 | 深圳大学 | Electroencephalogram electrode sensor |
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2015
- 2015-09-29 CN CN201520764188.7U patent/CN205072866U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105193411A (en) * | 2015-09-29 | 2015-12-30 | 深圳大学 | Electroencephalogram electrode sensor |
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