CN204765637U - Paste in miniature wireless brain electric sensor on scalp surface - Google Patents
Paste in miniature wireless brain electric sensor on scalp surface Download PDFInfo
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- CN204765637U CN204765637U CN201520350193.3U CN201520350193U CN204765637U CN 204765637 U CN204765637 U CN 204765637U CN 201520350193 U CN201520350193 U CN 201520350193U CN 204765637 U CN204765637 U CN 204765637U
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- 210000004556 brain Anatomy 0.000 title claims abstract description 78
- 210000004761 scalp Anatomy 0.000 title claims abstract description 39
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000000741 silica gel Substances 0.000 claims abstract description 31
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 31
- 238000006243 chemical reaction Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000005611 electricity Effects 0.000 claims abstract description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 claims description 8
- 230000002490 cerebral effect Effects 0.000 claims description 7
- 210000002569 neuron Anatomy 0.000 claims description 7
- 210000005036 nerve Anatomy 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 230000036651 mood Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003925 brain function Effects 0.000 description 2
- 238000000537 electroencephalography Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003542 behavioural effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001175 cerebrospinal fluid Anatomy 0.000 description 1
- 208000026106 cerebrovascular disease Diseases 0.000 description 1
- 230000001149 cognitive effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000001951 dura mater Anatomy 0.000 description 1
- 206010015037 epilepsy Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The utility model relates to a paste in miniature wireless brain electric sensor on scalp surface belongs to sensor application technique field. The utility model discloses a self -adhesion brain electric sensor that the miniaturation is wireless, the miniature EEG amplifier of 5 passageways, miniature bluetooth send module, the miniaturation is wireless, and self -adhesion brain electric sensor includes finger -like sensor and electrically conductive silica gel self -adhesion electrode slice, 5 the miniature EEG amplifier of passageway includes analog input and amplifier, mould / number conversion module and digital output mouth, and the finger -like sensor links to each other with analog input and amplifier, and analog input and amplifier link to each other with mould / number conversion module, and mould / number conversion module links to each other with the digital output mouth, and the digital output mouth links to each other with bluetooth module. The utility model discloses the sensor size is small light, and convenient to carry is difficult for exposing outside, and is both pleasing to the eye, comfortable, has pair human body not have any damage, can real -time wireless measurement obtain original brain electricity data, has free space to carry out subsequent processing.
Description
Technical field
This utility model relates to a kind of micro radio brain electric transducer being pasted on scalp surface, belongs to sensor application technical field.
Background technology
Electroencephalogram (Electroencephalography, EEG) utilizes the change of the neuropotential pattern measurement brain electrical signals of cerebral activity to obtain brain function information.The large record of weak biological tele-release produced by human body brain self by medical instrument electroencephalography instrument and the curve chart obtained, for auxiliary diagnosis brain relevant disease, electroencephalogram is mainly used in the inspection of epilepsy, cerebrovascular disease etc. clinically.
At present, EEG has intrusive mood EEG and non-intrusion type EEG two kinds from its probe detection mode.Electrode is probeed into cortex or is placed in cortex surface by intrusive mood EEG, gathers neuron spike discharge rate; Electrode is placed in scalp surface by non-intrusion type EEG, and there is the Various Tissues such as cerebrospinal fluid, dura mater, skull, scalp between scalp top electrode and brain cortex surface, what electrode was recorded to is the comprehensive of diameter 3 ~ 4cm scope neuroelectricity activity under electrode.Intrusive mood EEG has damage to tested, is difficult to practical; Non-intrusion type EEG, to tested harmless, but acquisition mode is generally wear brain dateline helmet, pole unsightly, and is inconvenient to carry, and tested action is extremely restricted, because acquisition electrode difficulty fully contacts with scalp, and need to use conductive paste or normal saline, bother very much, these have all become the bottleneck restricting and development prospect cognitive, practical based on the brain function of EEG.
Summary of the invention
The technical problems to be solved in the utility model is: this utility model provides a kind of micro radio brain electric transducer being pasted on scalp surface, solve in prior art adopt wear brain dateline helmet unsightly, be inconvenient to carry, the problem brought such as limited of taking action, and solve brain dateline helmet acquisition electrode of the prior art difficulty fully contact with scalp, and need to use conductive paste or normal saline, very troublesome problem, this utility model utilizes Bluetooth transmission signal, scalp surface is pasted under can being embedded in hair, can Real-time Collection EEG signal.
Technical solutions of the utility model are: a kind of micro radio brain electric transducer being pasted on scalp surface, comprise microminiaturized wireless self-adhesion brain electric transducer 1,5 Channel Micro EEG amplifier 2, miniature bluetooth sending module 3; Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 comprises finger sensor 4 and electric silica gel self-adhering electrode sheet 10; Described 5 Channel Micro EEG amplifiers 2 comprise analog input and amplifier 5, analog/digital conversion module 6 and digital output 7;
Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 adopts dry electrode technology to gather EEG signal, the electrode of finger sensor 4 is distributed with in it, finger sensor 4 is connected with amplifier 5 with the analog input in 5 Channel Micro EEG amplifiers 2, analog input is connected with analog/digital conversion module 6 with amplifier 5, analog/digital conversion module 6 is connected with digital output 7, and digital output 7 is connected with the bluetooth module 8 in miniature bluetooth sending module 3.
When the neuron in cerebral nerve network carries out synchronous discharge, the electrode of described finger sensor 4 is measured and is obtained faint potential difference on scalp; It is poor that described 5 Channel Micro EEG amplifiers 2 obtain coming from the weak electrical potentials that the finger sensor 4 in microminiaturized wireless self-adhesion brain electric transducer 1 collects, first through analog input and amplifier 5, the EEG signal be amplified, digital signal is obtained again through analog/digital conversion module 6, send the bluetooth module 8 in miniature bluetooth sending module 3 to by digital output 7, bluetooth module 8 sends the brain electric treatment system of rear end to the brain electricity digital signal obtained after process.
The described outside being pasted on the micro radio brain electric transducer of scalp surface is all coated with coated inorganic silica gel 9, for increasing the described exterior appearance being pasted on the micro radio brain electric transducer of scalp surface.
The electrode surface of described finger sensor 4 is coated with electric silica gel self-adhering electrode sheet 10, and electric silica gel nickel coated copper powder is filled, and silica gel adopts this high activity adsorbing material of electrodeless silica gel.
Described wireless brain electric transducer volume is very small, not easily finds, can ensure tested attractive in appearance like this under being embedded in hair; Carry very convenient, tested behavioral activity can not be affected, and can EEG signals be gathered at any time; Directly fully contact with hair, greatly can reduce impedance, record EEG signal accurately.
Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 adopts special adhesive material electric silica gel self-adhering electrode sheet, and electric silica gel nickel coated copper powder is filled, and silica gel adopts this high activity adsorbing material of electrodeless silica gel.This electrodeless silica gel adopts Ludox technology for applying, and when Ludox water evaporates, form silica between particle and combine, colloidal particle is attached to scalp surface securely.
Described miniature bluetooth sending module 3 adopts Bluetooth transfer techniques, just need not can realize short-distance wireless connect, by bluetooth module 8 transmission signal by cable.
Described 5 Channel Micro EEG amplifiers 2 are integrated in wireless brain electric transducer, substantially increase sensor performance.The brain collected electricity can process through analog input and amplifier architecture 5 by 5 Channel Micro EEG amplifiers 2, and be amplified to required intensity, then EEG signals carries out mould/number (A/D) conversion through mould/number (A/D) modular converter 6, thus numeral can export 7.
The EEG signals that described 5 Channel Micro EEG amplifiers 2 processed provides original eeg data, after the brain electric treatment system that miniature bluetooth sending module 3 sends rear end to, has space freely to carry out subsequent treatment.
Work process of the present utility model is: experimenter pushes tested hair aside, wiping goes out a clean fritter scalp, the described micro radio brain electric transducer being pasted on scalp surface is affixed on scalp with electric silica gel self-adhesion face, is distributed in five region: C3 (representing left brain motor region central authorities), Cz (brain top district), C4 (representing right brain motor region central authorities), reference electrode and ground electrode.Here reference electrode and ground electrode is left out of consideration, finger sensor structure 4 electrode is distributed with in brain electric transducer, when neuron (mainly cones) a considerable amount of in cerebral nerve network carries out synchronous discharge, electrode can be measured and obtain faint potential difference on scalp, then various process is carried out by analog input and amplifier architecture 5 pairs of brain electricity, reach required intensity, and carry out mould/number (A/D) conversion through mould/number (A/D) modular converter 6, thus numeral can export 7 to bluetooth module 8, pass through Bluetooth transfer techniques, original eeg data is supplied to rear end.
The beneficial effects of the utility model are: this wireless brain electric transducer overcomes traditional electroencephalogram (EEG) and wears the helmet and unsightly carry with being inconvenient to, acquisition electrode is difficult to scalp and fully contacts, and the shortcoming of very troublesome use conductive paste or normal saline, this sensor build is small light, easy to carry, not easily outside exposed, both attractive in appearance, comfortable, have to human body without any damage, real-time radio measurement can obtain original eeg data, have space freely to carry out subsequent treatment.
Accompanying drawing explanation
Schematic diagram when Fig. 1 is application of the present utility model;
Fig. 2 is whole structure figure of the present utility model;
Fig. 3 is this utility model internal structure forward sectional view;
Fig. 4 is this utility model internal structure axonometric drawing.
The microminiaturized wireless self-adhesion brain electric transducer of each label: 1-in Fig. 1-4; 2-5 Channel Micro EEG amplifier; The miniature bluetooth sending module of 3-; 4-finger sensor: 5-analog input and amplifier: 6-analog/digital conversion module; 7-digital output; 8-bluetooth module; 9-coated inorganic silica gel; 10-electric silica gel self-adhering electrode sheet.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1: as Figure 1-4, a kind of micro radio brain electric transducer being pasted on scalp surface, comprises microminiaturized wireless self-adhesion brain electric transducer 1,5 Channel Micro EEG amplifier 2, miniature bluetooth sending module 3; Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 comprises finger sensor 4 and electric silica gel self-adhering electrode sheet 10; Described 5 Channel Micro EEG amplifiers 2 comprise analog input and amplifier 5, analog/digital conversion module 6 and digital output 7;
Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 adopts dry electrode technology to gather EEG signal, the electrode of finger sensor 4 is distributed with in it, finger sensor 4 is connected with amplifier 5 with the analog input in 5 Channel Micro EEG amplifiers 2, analog input is connected with analog/digital conversion module 6 with amplifier 5, analog/digital conversion module 6 is connected with digital output 7, and digital output 7 is connected with the bluetooth module 8 in miniature bluetooth sending module 3.
Embodiment 2: as Figure 1-4, a kind of micro radio brain electric transducer being pasted on scalp surface, comprises microminiaturized wireless self-adhesion brain electric transducer 1,5 Channel Micro EEG amplifier 2, miniature bluetooth sending module 3; Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 comprises finger sensor 4 and electric silica gel self-adhering electrode sheet 10; Described 5 Channel Micro EEG amplifiers 2 comprise analog input and amplifier 5, analog/digital conversion module 6 and digital output 7;
Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 adopts dry electrode technology to gather EEG signal, the electrode of finger sensor 4 is distributed with in it, finger sensor 4 is connected with amplifier 5 with the analog input in 5 Channel Micro EEG amplifiers 2, analog input is connected with analog/digital conversion module 6 with amplifier 5, analog/digital conversion module 6 is connected with digital output 7, and digital output 7 is connected with the bluetooth module 8 in miniature bluetooth sending module 3.
When the neuron in cerebral nerve network carries out synchronous discharge, the electrode of described finger sensor 4 is measured and is obtained faint potential difference on scalp; It is poor that described 5 Channel Micro EEG amplifiers 2 obtain coming from the weak electrical potentials that the finger sensor 4 in microminiaturized wireless self-adhesion brain electric transducer 1 collects, first through analog input and amplifier 5, the EEG signal be amplified, digital signal is obtained again through analog/digital conversion module 6, send the bluetooth module 8 in miniature bluetooth sending module 3 to by digital output 7, bluetooth module 8 sends the brain electric treatment system of rear end to the brain electricity digital signal obtained after process.
Embodiment 3: as Figure 1-4, a kind of micro radio brain electric transducer being pasted on scalp surface, comprises microminiaturized wireless self-adhesion brain electric transducer 1,5 Channel Micro EEG amplifier 2, miniature bluetooth sending module 3; Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 comprises finger sensor 4 and electric silica gel self-adhering electrode sheet 10; Described 5 Channel Micro EEG amplifiers 2 comprise analog input and amplifier 5, analog/digital conversion module 6 and digital output 7;
Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 adopts dry electrode technology to gather EEG signal, the electrode of finger sensor 4 is distributed with in it, finger sensor 4 is connected with amplifier 5 with the analog input in 5 Channel Micro EEG amplifiers 2, analog input is connected with analog/digital conversion module 6 with amplifier 5, analog/digital conversion module 6 is connected with digital output 7, and digital output 7 is connected with the bluetooth module 8 in miniature bluetooth sending module 3.
When the neuron in cerebral nerve network carries out synchronous discharge, the electrode of described finger sensor 4 is measured and is obtained faint potential difference on scalp; It is poor that described 5 Channel Micro EEG amplifiers 2 obtain coming from the weak electrical potentials that the finger sensor 4 in microminiaturized wireless self-adhesion brain electric transducer 1 collects, first through analog input and amplifier 5, the EEG signal be amplified, digital signal is obtained again through analog/digital conversion module 6, send the bluetooth module 8 in miniature bluetooth sending module 3 to by digital output 7, bluetooth module 8 sends the brain electric treatment system of rear end to the brain electricity digital signal obtained after process.
The described outside being pasted on the micro radio brain electric transducer of scalp surface is all coated with coated inorganic silica gel 9, for increasing the described exterior appearance being pasted on the micro radio brain electric transducer of scalp surface.
Embodiment 4: as Figure 1-4, a kind of micro radio brain electric transducer being pasted on scalp surface, comprises microminiaturized wireless self-adhesion brain electric transducer 1,5 Channel Micro EEG amplifier 2, miniature bluetooth sending module 3; Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 comprises finger sensor 4 and electric silica gel self-adhering electrode sheet 10; Described 5 Channel Micro EEG amplifiers 2 comprise analog input and amplifier 5, analog/digital conversion module 6 and digital output 7;
Described microminiaturization is wireless, and self-adhesion brain electric transducer 1 adopts dry electrode technology to gather EEG signal, the electrode of finger sensor 4 is distributed with in it, finger sensor 4 is connected with amplifier 5 with the analog input in 5 Channel Micro EEG amplifiers 2, analog input is connected with analog/digital conversion module 6 with amplifier 5, analog/digital conversion module 6 is connected with digital output 7, and digital output 7 is connected with the bluetooth module 8 in miniature bluetooth sending module 3.
When the neuron in cerebral nerve network carries out synchronous discharge, the electrode of described finger sensor 4 is measured and is obtained faint potential difference on scalp; It is poor that described 5 Channel Micro EEG amplifiers 2 obtain coming from the weak electrical potentials that the finger sensor 4 in microminiaturized wireless self-adhesion brain electric transducer 1 collects, first through analog input and amplifier 5, the EEG signal be amplified, digital signal is obtained again through analog/digital conversion module 6, send the bluetooth module 8 in miniature bluetooth sending module 3 to by digital output 7, bluetooth module 8 sends the brain electric treatment system of rear end to the brain electricity digital signal obtained after process.
The described outside being pasted on the micro radio brain electric transducer of scalp surface is all coated with coated inorganic silica gel 9, for increasing the described exterior appearance being pasted on the micro radio brain electric transducer of scalp surface.
The electrode surface of described finger sensor 4 is coated with electric silica gel self-adhering electrode sheet 10, and electric silica gel nickel coated copper powder is filled, and silica gel adopts this high activity adsorbing material of electrodeless silica gel.
By reference to the accompanying drawings specific embodiment of the utility model is explained in detail above, but this utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from this utility model aim.
Claims (4)
1. be pasted on a micro radio brain electric transducer for scalp surface, it is characterized in that: comprise microminiaturized wireless self-adhesion brain electric transducer (1), 5 Channel Micro EEG amplifiers (2), miniature bluetooth sending module (3); Described microminiaturization is wireless, and self-adhesion brain electric transducer (1) comprises finger sensor (4) and electric silica gel self-adhering electrode sheet (10); Described 5 Channel Micro EEG amplifiers (2) comprise analog input and amplifier (5), analog/digital conversion module (6) and digital output (7);
Described microminiaturization is wireless, and self-adhesion brain electric transducer (1) adopts dry electrode technology to gather EEG signal, the electrode of finger sensor (4) is distributed with in it, finger sensor (4) is connected with amplifier (5) with the analog input in 5 Channel Micro EEG amplifiers (2), analog input is connected with analog/digital conversion module (6) with amplifier (5), analog/digital conversion module (6) is connected with digital output (7), and digital output (7) is connected with the bluetooth module (8) in miniature bluetooth sending module (3).
2. the micro radio brain electric transducer being pasted on scalp surface according to claim 1, it is characterized in that: when the neuron in cerebral nerve network carries out synchronous discharge, the electrode of described finger sensor (4) is measured and is obtained faint potential difference on scalp; It is poor that described 5 Channel Micro EEG amplifiers (2) obtain coming from the weak electrical potentials that the finger sensor (4) in microminiaturized wireless self-adhesion brain electric transducer (1) collects, first through analog input and amplifier (5), the EEG signal be amplified, digital signal is obtained again through analog/digital conversion module (6), send the bluetooth module (8) in miniature bluetooth sending module (3) to by digital output (7), bluetooth module (8) sends the brain electric treatment system of rear end to the brain electricity digital signal obtained after process.
3. the micro radio brain electric transducer being pasted on scalp surface according to claim 1, it is characterized in that: described in be pasted on the micro radio brain electric transducer of scalp surface outside be all coated with coated inorganic silica gel (9), for increasing the described exterior appearance being pasted on the micro radio brain electric transducer of scalp surface.
4. the micro radio brain electric transducer being pasted on scalp surface according to claim 1, it is characterized in that: the electrode surface of described finger sensor (4) is coated with electric silica gel self-adhering electrode sheet (10), electric silica gel nickel coated copper powder is filled, and silica gel adopts this high activity adsorbing material of electrodeless silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520350193.3U CN204765637U (en) | 2015-05-27 | 2015-05-27 | Paste in miniature wireless brain electric sensor on scalp surface |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520350193.3U CN204765637U (en) | 2015-05-27 | 2015-05-27 | Paste in miniature wireless brain electric sensor on scalp surface |
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| CN204765637U true CN204765637U (en) | 2015-11-18 |
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| CN201520350193.3U Expired - Fee Related CN204765637U (en) | 2015-05-27 | 2015-05-27 | Paste in miniature wireless brain electric sensor on scalp surface |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111110229A (en) * | 2019-12-25 | 2020-05-08 | 上海理工大学 | Portable wireless electroencephalogram detection cap |
| CN111481195A (en) * | 2020-04-23 | 2020-08-04 | 翟红 | Wireless acquisition system for electroencephalogram signal acquisition |
| CN112043264A (en) * | 2020-10-10 | 2020-12-08 | 江苏集萃脑机融合智能技术研究所有限公司 | Self-adhesion fixed scalp electroencephalogram electrode and electroencephalogram signal acquisition method |
| CN117017306A (en) * | 2022-12-19 | 2023-11-10 | 天津大学 | Multichannel miniature brain electricity acquisition system |
-
2015
- 2015-05-27 CN CN201520350193.3U patent/CN204765637U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111110229A (en) * | 2019-12-25 | 2020-05-08 | 上海理工大学 | Portable wireless electroencephalogram detection cap |
| CN111481195A (en) * | 2020-04-23 | 2020-08-04 | 翟红 | Wireless acquisition system for electroencephalogram signal acquisition |
| CN112043264A (en) * | 2020-10-10 | 2020-12-08 | 江苏集萃脑机融合智能技术研究所有限公司 | Self-adhesion fixed scalp electroencephalogram electrode and electroencephalogram signal acquisition method |
| CN117017306A (en) * | 2022-12-19 | 2023-11-10 | 天津大学 | Multichannel miniature brain electricity acquisition system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20151118 Termination date: 20180527 |