CN202538169U - Transcranial DC electric stimulator - Google Patents
Transcranial DC electric stimulator Download PDFInfo
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- CN202538169U CN202538169U CN 201220061537 CN201220061537U CN202538169U CN 202538169 U CN202538169 U CN 202538169U CN 201220061537 CN201220061537 CN 201220061537 CN 201220061537 U CN201220061537 U CN 201220061537U CN 202538169 U CN202538169 U CN 202538169U
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- cranium galvanic
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Abstract
The utility model relates to a transcranial DC electric stimulator, comprising a housing and surface electrodes, wherein the housing is provided with a display screen and keys, inside the housing there is provided a circuit board, a plurality of surface electrodes are connected with the circuit board through wires, each surface electrode comprises four negative electrode plates and one positive electrode plate, the positive electrode plate is arranged at middle of the surface electrode, the four negative electrode plates are uniformly distributed around the positive electrode plate, the five electrode plates are respectively a circular conductive rubber electric plate, the bottom surface of the electrode plate is provided with a fine sponge layer, the five electrode plates are simultaneously arranged on a rubber pad, and the electrode plates are mutually insulated. The transcranial DC electric stimulator is reasonable in arrangement and convenient in use, and because the direction of a current is from the positive electrode to the negative electrode, when one brain zone is simulated, the transcranial DC electric stimulator can generate simulation which is focused at the center of the brain zone and accurately positioned.
Description
Technical field
This utility model relates to a kind of armarium, and is particularly a kind of through cranium galvanic stimulation appearance.
Background technology
Of the prior art through the cranium galvanic stimulation appearance tDCS appearance part that comes with some shortcomings: 1, electric current mainly is distributed in the edge of electrode slice rather than focuses on the center; And many at present with 5 * 7cm, 5 * 5cm electrode slice, swash specific brain domain thereby can not accurately locate the ground deburring.2, when stimulating, thereby the normal saline in the foam-rubber cushion maybe too much or very few the inconsistent of resistance, the stimulus intensity instability of causing.3, when estimating the application of tDCS in certain disordered brain function; The treatment group continues tDCS to stimulate 20-30 minute; Stimulate then stop to stimulate some seconds earlier and matched group is normal; The fiber crops when yet part treatment group patient can feel that tDCS stimulates, sensation such as itch, and the matched group patient did not just have this sensation after some seconds, the inconsistent and experimental result that can cause studying basic condition receives the influence of subjectivity.Be that so-called double-blind study is not realized real double blinding.4, the tDCS instrument is only established single a pair of stimulation at present, i.e. an anelectrode and a negative electrode.Yet the adjusting of many brain functioies relates to the neutral net in more than 1 brain district, needs 2 pairs or above electrode to stimulate simultaneously just to reach the adjustment of neutral net function and reinvents.
Summary of the invention
This utility model technical problem to be solved is the deficiency to prior art, provide a kind of structure setting more reasonable, can safety, focusing, multichannel ground stimulation brain function cortex through cranium galvanic stimulation appearance.
This utility model technical problem to be solved is to realize through following technical scheme.This utility model is that a kind of it comprises housing and surface electrode through cranium galvanic stimulation appearance, and housing is provided with display screen and button; Be provided with circuit board in the housing; Surface electrode is connected with circuit board through lead, is characterized in: described surface electrode is several, and each surface electrode includes 4 negative electricity pole pieces and 1 positive electrical level sheet; In the middle of wherein the positive electrical pole piece was located at, 4 negative electricity pole pieces were around positive electrical pole piece uniform distribution; Described 5 electrode slices are circular conductive rubber electrode sheet, are provided with thin matter spongy layer in the bottom surface of electrode slice, and 5 electrode slices are located on the valve rubber simultaneously, and electrode slice insulate each other.
This utility model is described in cranium galvanic stimulation appearance technical scheme: the diameter of described electrode slice is preferably 8mm, and the thickness of thin matter spongy layer is preferably 5mm, and it is the square of 5 * 7cm that valve rubber is preferably size.
This utility model is described in cranium galvanic stimulation appearance technical scheme: described surface electrode is preferably 2-4.
This utility model is described in cranium galvanic stimulation appearance technical scheme: described circuit board can be for prior art in disclosed custom circuit plate applicable to this utility model.The optimal technical scheme of circuit board is: it comprises single-chip microcomputer, power amplifier, booster, constant-current source and AD transducer; Display screen is connected with AD converter through lead; Surface electrode is connected with constant-current source through lead; Constant-current source is connected with power amplifier, booster through lead; Power amplifier is connected with booster through lead, and button, AD converter, power amplifier, booster all are connected with single-chip microcomputer through lead.
This utility model is described in cranium galvanic stimulation appearance technical scheme: described circuit board can also comprise dermohygrometer, and dermohygrometer is connected with surface electrode, single-chip microcomputer through lead respectively; Said dermohygrometer is by resistance and the bridge type measuring circuit that the variable resistance polyphone is formed of 5 fixed values.
This utility model is described in cranium galvanic stimulation appearance technical scheme: described circuit board can also comprise trigger, and trigger is connected with single-chip microcomputer through lead.
Compared with prior art, this utility model of this utility model cranium galvanic stimulation appearance and further design has the following advantages through cranium galvanic stimulation appearance:
One, being provided with rationally of this utility model surface electrode, electrode slice is easy to use.Because sense of current flows to negative pole from positive pole, when stimulating certain brain district, can produce and focus on central authorities, pinpoint stimulation.Can accurately stimulate specified brain domain with locating, help exploring brain function and localized scientific research; Can be more safety with stably carry out the tDCS treatment; Can carry out the stimulation based on the brain function network of multi-path simultaneously, adjust corticocerebral function on the whole.
Two, this utility model tDCS can carry out many to anelectrode, negative electrode output simultaneously.Can select 2 or a plurality of brain domain to stimulate simultaneously, thereby reach the integral body adjustment of brain function network.Patient for only needing single brain district to stimulate then can carry out multidigit patient's treatment simultaneously, has improved service efficiency.
Three, this utility model is through set dermohygrometer; The monitoring of dynamic skin resistance can be provided; Exceed certain limit alarm can be set, extrude too much normal saline or in time replenish normal saline, thereby keep the stable concordance that guarantees stimulus intensity of resistance.
Four, this utility model provides noise stimulation at random through set trigger, can cause fiber crops, the gargalesthesia of skin, makes the experimental subject stimulating group of can't distinguishing the true from the false, thereby realizes double blinding truly.
Description of drawings
Fig. 1 is a kind of structural representation of this utility model;
Fig. 2 is a kind of sketch map of surface electrode;
Fig. 3 is the theory diagram of the circuit board of this utility model;
Fig. 4 is the circuit diagram of dermohygrometer;
Fig. 5 is the circuit diagram of trigger.
The specific embodiment
Following with reference to accompanying drawing, further describe the concrete technical scheme of this utility model, so that those skilled in the art understands this utility model further, and do not constitute restriction to its right.
Embodiment 1, and is with reference to Fig. 1-2, a kind of through cranium galvanic stimulation appearance; It comprises housing 2 and surface electrode 4, and housing 2 is provided with display screen 1 and button 3, is provided with circuit board in the housing 2; Surface electrode 4 is connected with circuit board through lead, and described surface electrode 4 is several, and each surface electrode 4 includes 4 negative electricity pole pieces 5 and 1 positive electrical level sheet 5; In the middle of wherein positive electrical pole piece 5 was located at, 4 negative electricity pole pieces 5 were around positive electrical pole piece 5 uniform distribution; Described 5 electrode slices 5 are circular conductive rubber electrode sheet, are provided with thin matter spongy layer in the bottom surface of electrode slice 5, and 5 electrode slices 5 are located on the valve rubber simultaneously, and electrode slice 5 insulate each other.
Embodiment 2, and embodiment 1 is described in cranium galvanic stimulation appearance: described surface electrode 4 is 2-4.
Embodiment 3, and embodiment 1 or 2 described in cranium galvanic stimulation appearance: the diameter of described electrode slice 5 is 8mm, and the thickness of thin matter spongy layer is 5mm, and valve rubber is that size is the square of 5 * 7cm.
Embodiment 4, and with reference to Fig. 3, embodiment 1 or 2 or 3 described in cranium galvanic stimulation appearance: described circuit board comprises single-chip microcomputer, power amplifier, booster, constant-current source and AD transducer; Display screen 1 is connected with AD converter through lead; Surface electrode 4 is connected with constant-current source through lead; Constant-current source is connected with power amplifier, booster through lead; Power amplifier is connected with booster through lead, and button 3, AD converter, power amplifier, booster all are connected with single-chip microcomputer through lead.
Embodiment 6, and with reference to Fig. 5, any one is described in cranium galvanic stimulation appearance for embodiment 1-4: described circuit board also comprises trigger, and trigger is connected with single-chip microcomputer through lead.
Claims (6)
1. one kind through cranium galvanic stimulation appearance, and it comprises housing and surface electrode, and housing is provided with display screen and button; Be provided with circuit board in the housing; Surface electrode is connected with circuit board through lead, it is characterized in that: described surface electrode is several, and each surface electrode includes 4 negative electricity pole pieces and 1 positive electrical level sheet; In the middle of wherein the positive electrical pole piece was located at, 4 negative electricity pole pieces were around positive electrical pole piece uniform distribution; Described 5 electrode slices are circular conductive rubber electrode sheet, are provided with thin matter spongy layer in the bottom surface of electrode slice, and 5 electrode slices are located on the valve rubber simultaneously, and electrode slice insulate each other.
2. according to claim 1 through cranium galvanic stimulation appearance, it is characterized in that: the diameter of described electrode slice is 8mm, and the thickness of thin matter spongy layer is 5mm, and valve rubber is that size is the square of 5 * 7cm.
3. according to claim 1 through cranium galvanic stimulation appearance, it is characterized in that: described surface electrode is 2-4.
4. according to claim 1 through cranium galvanic stimulation appearance, it is characterized in that: described circuit board comprises single-chip microcomputer, power amplifier, booster, constant-current source and AD transducer; Display screen is connected with AD converter through lead; Surface electrode is connected with constant-current source through lead; Constant-current source is connected with power amplifier, booster through lead; Power amplifier is connected with booster through lead, and button, AD converter, power amplifier, booster all are connected with single-chip microcomputer through lead.
5. according to claim 4 through cranium galvanic stimulation appearance, it is characterized in that: described circuit board also comprises dermohygrometer, and dermohygrometer is connected with surface electrode, single-chip microcomputer through lead respectively; Said dermohygrometer is by resistance and the bridge type measuring circuit that the variable resistance polyphone is formed of 5 fixed values.
6. according to claim 4 or 5 described through cranium galvanic stimulation appearance, it is characterized in that: described circuit board also comprises trigger, and trigger is connected with single-chip microcomputer through lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220061537 CN202538169U (en) | 2012-02-24 | 2012-02-24 | Transcranial DC electric stimulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220061537 CN202538169U (en) | 2012-02-24 | 2012-02-24 | Transcranial DC electric stimulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202538169U true CN202538169U (en) | 2012-11-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220061537 Expired - Fee Related CN202538169U (en) | 2012-02-24 | 2012-02-24 | Transcranial DC electric stimulator |
Country Status (1)
| Country | Link |
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| CN (1) | CN202538169U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580235A (en) * | 2012-02-24 | 2012-07-18 | 江苏苏云医疗器材有限公司 | Transcranial direct current stimulation instrument |
| CN105311742A (en) * | 2015-11-17 | 2016-02-10 | 深圳市一体太糖科技有限公司 | Mobile terminal based treatment device and treatment system for treating cognitive disorder |
| CN105664357A (en) * | 2016-01-04 | 2016-06-15 | 天津大学 | Multi-parameter adjustable transcranial current stimulation system |
| CN106955414A (en) * | 2016-01-12 | 2017-07-18 | 王晖 | Through cranium galvanic current stimulation smart machine |
| CN108744273A (en) * | 2018-05-29 | 2018-11-06 | 西安交通大学 | It is a kind of for neural circuitry through the noninvasive deep brain bifocus stimulating system of cranium and method |
| US11253730B2 (en) | 2014-12-26 | 2022-02-22 | Greenvalley Braintech (Shenzhen) Medical Technology Co., Ltd. | Ultrasound deep brain stimulation method and system |
-
2012
- 2012-02-24 CN CN 201220061537 patent/CN202538169U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580235A (en) * | 2012-02-24 | 2012-07-18 | 江苏苏云医疗器材有限公司 | Transcranial direct current stimulation instrument |
| US11253730B2 (en) | 2014-12-26 | 2022-02-22 | Greenvalley Braintech (Shenzhen) Medical Technology Co., Ltd. | Ultrasound deep brain stimulation method and system |
| CN105311742A (en) * | 2015-11-17 | 2016-02-10 | 深圳市一体太糖科技有限公司 | Mobile terminal based treatment device and treatment system for treating cognitive disorder |
| CN105664357A (en) * | 2016-01-04 | 2016-06-15 | 天津大学 | Multi-parameter adjustable transcranial current stimulation system |
| CN106955414A (en) * | 2016-01-12 | 2017-07-18 | 王晖 | Through cranium galvanic current stimulation smart machine |
| CN108744273A (en) * | 2018-05-29 | 2018-11-06 | 西安交通大学 | It is a kind of for neural circuitry through the noninvasive deep brain bifocus stimulating system of cranium and method |
| CN108744273B (en) * | 2018-05-29 | 2020-04-28 | 西安交通大学 | Transcranial noninvasive deep brain bifocal stimulation system and method for neural circuit |
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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 |
Granted publication date: 20121121 Termination date: 20170224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |