CN214971165U - Transcranial electrical stimulation system capable of improving use tolerance - Google Patents
Transcranial electrical stimulation system capable of improving use tolerance Download PDFInfo
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- CN214971165U CN214971165U CN202120601030.3U CN202120601030U CN214971165U CN 214971165 U CN214971165 U CN 214971165U CN 202120601030 U CN202120601030 U CN 202120601030U CN 214971165 U CN214971165 U CN 214971165U
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Abstract
The utility model discloses a can improve transcranial electrical stimulation system who uses tolerance, include host system, output voltage adjustment module, current generation module, cooling module, stimulating electrode, electric current and electrode impedance detection module, communication module, energy supply module and application software and constitute, host system is connected with output voltage adjustment module, current generation module, cooling module, electric current and electrode impedance detection module, communication module and energy supply module. The utility model discloses during the use, act on human biggest pressure drop, reduce the temperature of electrode effect region simultaneously through control transcranial current stimulation equipment to and the application software of dispersible attention, transcranial electrical stimulation system's use tolerance, operation security obtain improving.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a transcranial electrical stimulation system capable of improving use tolerance.
Background
Transcranial electrical stimulation is a non-invasive cranial nerve intervention technology and is widely applied to the fields of mental nerve brain disease intervention, cognitive function improvement and the like. Although transcranial electrical stimulation has the advantages of simplicity in operation, high safety and the like, the transcranial electrical stimulation also has side effects, generally speaking, common side effects of transcranial electrical stimulation include skin pain, pruritus, skin redness and the like, particularly for low-tolerance people such as old people, children and patients, the side effects brought by transcranial electrical stimulation treatment are more remarkable, and the method has great significance on how to improve the use tolerance of transcranial electrical stimulation.
At present, most of transcranial electrical stimulation devices are designed without considering the problem of improving use tolerance, and only means such as reducing output current intensity and the like are adopted during operation, which causes obstruction to further application of transcranial electrical stimulation technology and also brings certain safety problem, on the other hand, the transcranial electrical stimulation devices also bring many limitations for low-tolerance people such as old people and children to use transcranial electrical stimulation. Accordingly, the present invention provides a transcranial electrical stimulation system that improves use tolerance to address the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a transcranial electrical stimulation system capable of improving the use tolerance so as to solve the problems in the prior art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a can improve transcranial electrical stimulation system who uses tolerance, includes main control module, output voltage adjustment module, current generation module, cooling module, stimulation electrode, current and electrode impedance detection module, communication module, energy supply module and application software constitute, main control module is connected with output voltage adjustment module, current generation module, cooling module, current and electrode impedance detection module, communication module and energy supply module, and current generation module is connected with output voltage adjustment module and current and electrode impedance detection module respectively, and stimulation electrode is connected with cooling module and current generation module respectively.
As a further proposal of the utility model, the current generation module is used for generating electrical stimulation current, consists of a voltage-controlled current pump circuit, can output +/-4 mA, 0-300Hz transcranial electrical stimulation current, and each output channel can be independently self-defined to output, all the output channels form a current output closed loop.
As the utility model discloses scheme further again, output voltage adjustment module mainly comprises digital analog converter, voltage conditioning circuit and operating voltage generation circuit.
As the utility model discloses further scheme again, cooling module is attached to on the stimulating electrode, and stimulating electrode mainly comprises sponge overcoat and rubber electrode piece nestification, wholly design as an organic whole.
As the utility model discloses scheme further still, the cooling module contains semiconductor refrigeration piece and temperature sensor, the semiconductor refrigeration piece is used for stimulating the regional local cooling of scalp region down of electrode, temperature sensor is used for stimulating the regional temperature detection of scalp region down of electrode.
As the utility model discloses further scheme again, semiconductor refrigeration piece also can realize with liquid cooling circulation mode.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses during the use, act on human biggest pressure drop, reduce the temperature of electrode effect region simultaneously through control transcranial current stimulation equipment to and the application software of dispersible attention, transcranial electrical stimulation system's use tolerance, operation security obtain improving.
2. The utility model discloses during the use, according to the biggest output voltage of individual difference dynamic adjustment electric current gradual-in-process, it is significant to tolerance crowd's clinical use.
Drawings
Fig. 1 is a schematic structural diagram of a transcranial electrostimulator capable of automatically injecting a conductive medium of a transcranial electrostimulation system capable of improving use tolerance.
Fig. 2 is a schematic structural diagram of an output voltage adjusting module in a transcranial electrical stimulation system capable of improving use tolerance.
Fig. 3 is a schematic structural diagram of the components of a cooling module and a stimulation electrode in a transcranial electrical stimulation system capable of improving use tolerance.
In the figure: 1. a main control module; 2. an output voltage adjustment module; 3. a current generation module; 4. a cooling module; 5. a stimulation electrode; 6. a current and electrode impedance detection module; 7. a communication module; 8. an energy supply module; 9. application software; 21. a digital-to-analog converter; 22. a voltage conditioning circuit; 23. a working voltage generating circuit; 41. a semiconductor refrigeration sheet; 42. a temperature sensor; 51. a sponge coat; 52. a rubber electrode sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1 is an example of a transcranial electrical stimulation system of the present invention that improves use tolerance
The transcranial electrical stimulation system capable of improving the use tolerance comprises a main control module 1, an output voltage adjusting module 2, a current generating module 3, a cooling module 4, a stimulating electrode 5, a current and electrode impedance detecting module 6, a communication module 7, an energy supply module 8 and application software 9, wherein the main control module 1 is connected with the output voltage adjusting module 2, the current generating module 3, the cooling module 4, the current and electrode impedance detecting module 6, the communication module 7 and the energy supply module 8, the current generating module 3 is respectively connected with the output voltage adjusting module 2 and the current and electrode impedance detecting module 6, and the stimulating electrode 5 is respectively connected with the cooling module 4 and the current generating module 3.
The main control module 1 is used for system function control and data processing of the transcranial electrical stimulation instrument.
The current generation module 3 is used for generating electrical stimulation current, consists of a voltage-controlled current pump circuit, and can output transcranial electrical stimulation current of +/-4 mA and 0-300Hz, each output channel can be independently output in a self-defined mode, and all the output channels form a current output closed loop.
The current and electrode impedance detection module 6 is used for detecting the output current and the contact impedance of each stimulation electrode 5. The output current intensity of each stimulating electrode 5 is measured by adopting a high-side current detection mode, and the single-electrode contact impedance is obtained by the voltage difference between the voltage of the stimulating electrode and the voltage of the reference electrode.
The stimulation electrode 5 is used for current output of the transcranial electrical stimulator.
The communication module 7 is used for data communication between the transcranial electric stimulator and the outside.
The energy supply module 8 is used for supplying working power to the whole transcranial electrical stimulation system.
The application software 9 is used for setting and controlling parameters in the treatment process, is matched with an attention training type intelligence developmental mini game or a cognitive test task, and can attract a patient to transfer attention from the electrical stimulation treatment process to the game or the task in the electrical stimulation process, so that subjective discomfort is reduced.
The output voltage adjusting module 2 mainly comprises a digital-to-analog converter 21, a voltage conditioning circuit 22 and a working voltage generating circuit 23, and the output voltage adjusting module 2 is used for providing program-controlled variable working voltage for the current generating module 3, dynamically adjusting the terminal voltage value acting on a human body according to the individual tolerance of a patient, and reducing the pain feeling in the stimulation process. The basic principle is as follows: the current density and total delivered charge during electrical stimulation are considered to be the main parameters responsible for tissue damage and pain perception, and when the electrode voltage is increased, it leads to unwanted electrochemical reactions, producing unwanted chemical products and pH changes that may contribute to painful skin sensation. During the electrical stimulation, the peak voltage drop acting on the human body usually occurs in the current gradual-in stage where the therapeutic device gradually increases the current from zero to the required output current intensity, and during this process, the voltage acting on the human body dynamically changes with the transmission impedance across the electrodes and the output current to maintain the required output current intensity. The utility model discloses be different from current transcranial electrical stimulation equipment and lie in, can be in the electric current gradual-in stage with the current generation module 3's of keeping the programme-controlled setting of the biggest output operating voltage in stage, consequently the electric current gradually goes into and keeps the stage to act on human voltage and can not exceed the setting value, reduces painful reaction to a certain extent.
The stimulating electrode 5 is mainly formed by nesting a sponge outer sleeve 51 and a rubber electrode slice 52, is integrally designed and is convenient to replace; the cooling module 4 is attached to the stimulating electrode 5, comprises a semiconductor refrigeration piece 41 and a temperature sensor 42, and is used for local cooling and temperature detection of the scalp area under the stimulating electrode 5 area respectively.
The utility model discloses a theory of operation is:
the utility model discloses during the use, energy supply module 8 supplies power for entire system, and outside application software 9 passes through communication module 7 and establishes two-way communication with host system 1, can set up the relevant parameter of transcranial electrical stimulation process through outside application software 9, is fixed in the corresponding amazing region of scalp with stimulation electrode 5 and cooling module 4, pours into proper amount conducting medium into the electrode into for skin and electrode impedance contact are good, through electric current and electrode impedance detection module 6 measurable quantity inter-electrode impedance size. Before stimulation is started, the temperature reduction module 4 carries out local temperature reduction on the scalp area under the area of the stimulation electrode 5, and the temperature sensor 42 measures the temperature in real time and is used for feedback adjustment of the working state of the temperature reduction module 4. After receiving a stimulation starting instruction, the main control module 1 enters a current gradual-in stage, the current generation module 3 gradually outputs stimulation current from zero, the voltage of the two ends of the electrode gradually rises, the maximum value of the voltage of the output end of the current generation module 3 is determined by an operator according to the individual tolerance of a patient, and after stimulation starts, the patient can carry out an attention training type intelligence developmental game or a cognitive test task on control software to prompt the user to add a conductive medium.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A transcranial electrical stimulation system capable of improving use tolerance comprises a main control module (1), an output voltage adjusting module (2), a current generating module (3), a cooling module (4), a stimulation electrode (5), a current and electrode impedance detection module (6), a communication module (7), an energy supply module (8) and application software (9), the device is characterized in that the main control module (1) is connected with the output voltage adjusting module (2), the current generating module (3), the cooling module (4), the current and electrode impedance detecting module (6), the communication module (7) and the energy supply module (8), the current generating module (3) is connected with the output voltage adjusting module (2) and the current and electrode impedance detecting module (6) respectively, and the stimulating electrode (5) is connected with the cooling module (4) and the current generating module (3) respectively.
2. The transcranial electrical stimulation system with the use tolerance being improved according to claim 1, wherein the current generation module (3) is used for generating electrical stimulation current and is composed of a voltage-controlled current pump circuit, transcranial electrical stimulation current of +/-4 mA and 0-300Hz can be output, each output channel can be output in a customized mode independently, and all the output channels form a current output closed loop.
3. The system for improving the usage tolerance of transcranial electrical stimulation according to claim 1, wherein the output voltage adjusting module (2) mainly comprises a digital-to-analog converter (21), a voltage conditioning circuit (22) and an operating voltage generating circuit (23).
4. The transcranial electrical stimulation system with the improved use tolerance as claimed in claim 1, wherein the cooling module (4) is attached to a stimulation electrode (5), and the stimulation electrode (5) mainly comprises a sponge casing (51) and a rubber electrode sheet (52) which are nested, and is integrally designed.
5. The transcranial electrical stimulation system with improved use tolerance according to claim 1, characterized in that the cooling module (4) comprises a semiconductor cooling sheet (41) and a temperature sensor (42), wherein the semiconductor cooling sheet (41) is used for local cooling of scalp areas under the area of the stimulation electrodes (5), and the temperature sensor (42) is used for temperature detection of scalp areas under the area of the stimulation electrodes (5).
6. The system for transcranial electrical stimulation with improved use tolerance according to claim 5, wherein the semiconductor cooling plate (41) can also be achieved through liquid cooling circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601030.3U CN214971165U (en) | 2021-03-24 | 2021-03-24 | Transcranial electrical stimulation system capable of improving use tolerance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120601030.3U CN214971165U (en) | 2021-03-24 | 2021-03-24 | Transcranial electrical stimulation system capable of improving use tolerance |
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| CN214971165U true CN214971165U (en) | 2021-12-03 |
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| CN202120601030.3U Active CN214971165U (en) | 2021-03-24 | 2021-03-24 | Transcranial electrical stimulation system capable of improving use tolerance |
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2021
- 2021-03-24 CN CN202120601030.3U patent/CN214971165U/en active Active
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