CN210277985U - Magnetic stimulator - Google Patents
Magnetic stimulator Download PDFInfo
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- CN210277985U CN210277985U CN201920424394.1U CN201920424394U CN210277985U CN 210277985 U CN210277985 U CN 210277985U CN 201920424394 U CN201920424394 U CN 201920424394U CN 210277985 U CN210277985 U CN 210277985U
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- power supply
- magnetic stimulator
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Abstract
The utility model provides a magnetic stimulator, including the casing that has accommodating space, accept in accommodating space's power supply module and set up in the casing outer and with the stimulating coil that power supply module connects, its characterized in that, power supply module includes the charging unit who is connected with external circuit, the charging unit is low-voltage heavy current charging source. The magnetic stimulator adopts a low-voltage large-current charging power supply, and the power device can be small, so that the whole volume of the power supply assembly can be greatly reduced, the power supply assembly is safe to take power and is matched with a storage battery for use, and the magnetic stimulator is convenient to carry; meanwhile, the output voltage of the charging unit has a large application range, so that the magnetic field intensity generated by the stimulating coil can also obtain a large range to meet different application requirements.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the technical field of medical equipment, especially, relate to a magnetic stimulator.
[ background of the invention ]
Magnetic stimulation is performed on a nerve pathway by a dynamic pulsed magnetic field with appropriate intensity, the magnetic field generates an induced current in the stimulated nerve tissue to cause nerve excitation conduction, and an evoked compound potential can be recorded on a certain muscle innervated by the nerve.
In the related technology, the charging unit of the magnetic stimulator is charged with high voltage, and has the disadvantages that the instantaneous voltage is high, the requirement on the power MOS is strict, and the circuit is more unstable when the frequency is higher, so the volume of the charging unit is large, and the electricity taking is inconvenient; the device is not portable. At present, no magnetic stimulator charged by low voltage and large current exists in the market.
Therefore, there is a need to provide a new magnetic stimulator to solve the above problems.
[ Utility model ] content
The defect to the magnetic stimulator among the prior art, the utility model provides a magnetic stimulator, including the casing that has accommodating space, accept in accommodating space's power supply module and set up in the casing outside and with the stimulating coil that power supply module connects, power supply module includes the charging unit who is connected with external circuit, the charging unit is low-voltage heavy current charging source.
Preferably, the input voltage of the charging unit is 12V, the charging current is up to 100A, and the output voltage is 60V-1000V.
Preferably, the charging unit is selected from a DC-DC power supply.
Preferably, the power supply assembly further comprises an energy storage unit connected with the charging unit and the stimulation coil and a control unit for controlling the power supply assembly to operate, wherein the energy storage unit is used for storing energy and supplying power to the stimulation coil.
Preferably, the control unit includes an inductor installed in the energy storage unit and detecting a voltage value of the energy storage unit, a controller connected to the inductor, a first actuator installed in a circuit connecting the charging unit and the energy storage unit, and a second actuator installed in a circuit connecting the energy storage unit and the stimulation coil, and the controller controls the first actuator and the second actuator to be turned on and off.
Preferably, the control unit is a single chip microcomputer, and the type of the control unit is selected from one of a 51 series single chip microcomputer, an ARM series single chip microcomputer, an FPGA, a CPLD and a DSP.
Compared with the prior art, the magnetic stimulator adopts the low-voltage large-current charging power supply, and the power device can be small, so that the whole volume of the power supply assembly can be greatly reduced, the electricity can be safely obtained, and the magnetic stimulator is matched with a storage battery for use and is convenient to carry; meanwhile, the output voltage of the charging unit has a large application range, so that the magnetic field intensity generated by the stimulating coil can also obtain a large range to meet different application requirements.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic perspective view of a magnetic stimulator according to the present invention;
fig. 2 is a block diagram of the magnetic stimulator according to the present invention.
[ detailed description ] embodiments
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the present invention provides a magnetic stimulator 100, which includes a housing 1 having an accommodating space, a power module 2 accommodated in the accommodating space, and a stimulating coil 3 disposed outside the housing 1 and connected to the power module 2.
The housing 1 is used for accommodating and protecting other components of the magnetic stimulator 100, and preferably, the housing 1 is made of plastic, so that the weight is light, the carrying is easy, the processing and forming are simple, and the cost is low.
The power supply assembly 2 supplies power to the stimulation coil 3 and comprises a charging unit 21, an energy storage unit 22 and a control unit 23.
The charging unit 21 is connected to the energy storage unit 22 and an external circuit, and is configured to charge the energy storage unit 22 and store electric energy in the energy storage unit 22. Specifically, the charging unit 21 is a low-voltage large-current charging power supply, the input voltage of the charging unit is 12V, the charging current is up to 100A, and the output voltage is 60V-1000V, and it can be understood that the charging unit 21 has a small charging voltage and a large current, so that the overall volume of the power supply assembly 2 can be greatly reduced, and the power supply assembly is convenient to carry; meanwhile, the output voltage of the charging unit 21 has a wider application range, so that the magnetic field intensity generated by the stimulating coil 3 can also obtain a wider range to meet different application requirements. Preferably, the charging unit is selected from a DC-DC power supply.
The energy storage unit 22 is used for storing electric energy, and the energy storage unit 22 is connected with the stimulation coil 3, and can output the stored electric energy to the stimulation coil 3 to supply power to the stimulation coil 3.
The control unit 23 is configured to control the operation of the power supply assembly 2, that is, the control unit 23 controls the charging of the charging unit 21 and the power supply of the stimulation coil 3 by the charging energy storage unit 22. Preferably, the control unit 23 is a single chip microcomputer, and the type of the single chip microcomputer is one selected from a 51 series single chip microcomputer, an ARM series single chip microcomputer, an FPGA, a CPLD or a DSP.
Further, the control unit 23 includes a sensor 231, a controller 232, a first actuator 233 and a second actuator 234. The inductor 231 is installed in the energy storage unit 22 and is used for detecting a voltage value of the energy storage unit 22; the controller 232 is connected to the sensor 231, and configured to receive a sensing signal of the sensor 231, process the sensing signal, and send a control signal to the first actuator 233 and the second actuator 234 to control the first actuator 233 and the second actuator 234 to open or close.
The first actuator 233 is disposed on a circuit connecting the charging unit 21 and the energy storage unit 22, and when the actuator 233 is turned on, the charging unit 21 charges the energy storage unit 22; when the first actuator 233 is closed, the charging unit 21 stops charging the energy storage unit 22.
The second actuator 234 is disposed on a circuit connecting the energy storage unit 22 and the stimulation coil 3, when the second actuator 234 is turned on, the energy storage unit 22 supplies power to the stimulation coil 3, and when the second actuator 234 is turned off, the energy storage unit 22 stops supplying power to the stimulation coil 3.
Specifically, the work flow of the power supply module 2 is as follows: the charging unit 21 is connected with an external circuit, when receiving a charging instruction, the controller 232 sends a control signal to the first actuator 233, the first actuator 233 is turned on, and the charging unit 21 starts to charge the energy storage unit 22; the inductor 231 monitors the voltage value of the energy storage unit 22 in real time, and feeds back a detection signal to the controller 232, when the inductor 231 detects that the voltage of the energy storage unit 22 rises to a preset voltage, the controller 231 controls the second actuator 234 to be turned on, and the energy storage unit 22 starts to supply power to the stimulation coil 3. Preferably, in this embodiment, the preset voltage is 800V, and in other embodiments, the preset voltage may be another value.
It can be understood that the stimulating coil 3 is connected with the power supply assembly 2 through a lead, the stimulating coil 3 generates a time-varying pulse magnetic field after being electrified, the magnetic field generates an induced current in stimulated nerve tissues to cause nerve excitation conduction, and the purpose of medical treatment is achieved, and the green and painless characteristics are achieved.
Compared with the related art, the magnetic stimulator 100 of the present invention employs a wide-voltage low-current charging power supply, so that the overall volume of the power supply assembly 2 can be greatly reduced, and the magnetic stimulator is convenient to carry; meanwhile, the output voltage of the charging unit 21 has a wider application range, so that the magnetic field intensity generated by the stimulating coil 3 can also obtain a wider range to meet different application requirements.
The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.
Claims (7)
1. A magnetic stimulator comprises a shell with an accommodating space, a power supply assembly accommodated in the accommodating space and a stimulating coil arranged outside the shell and connected with the power supply assembly, and is characterized in that the power supply assembly comprises a charging unit connected with an external circuit, and the charging unit is a low-voltage large-current charging power supply.
2. The magnetic stimulator of claim 1, wherein the charging unit has an input voltage of 12V, a charging current of up to 100A, and an output voltage of 60V-1000V.
3. The magnetic stimulator of claim 1, wherein the charging unit is selected from a DC-DC power supply.
4. The magnetic stimulator of claim 1, wherein the power supply assembly further comprises an energy storage unit connected to the charging unit and the stimulation coil, and a control unit for controlling the operation of the power supply assembly, wherein the energy storage unit is configured to store electrical energy and supply power to the stimulation coil.
5. The magnetic stimulator of claim 1, wherein the magnetic stimulator is portable when used with a battery.
6. The magnetic stimulator according to claim 4, wherein the control unit comprises an inductor installed in the energy storage unit and detecting a voltage value of the energy storage unit, a controller connected to the inductor, a first actuator installed in a circuit connecting the charging unit and the energy storage unit, and a second actuator installed in a circuit connecting the energy storage unit and the stimulation coil, wherein the controller controls the first actuator and the second actuator to be turned on and off.
7. The magnetic stimulator of claim 4, wherein the control unit is a single-chip microcomputer, and the type of the single-chip microcomputer is one selected from a 51-series single-chip microcomputer, an ARM-series single-chip microcomputer, an FPGA, a CPLD, and a DSP.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019201619445 | 2019-01-30 | ||
| CN201920161944 | 2019-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210277985U true CN210277985U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920424394.1U Active CN210277985U (en) | 2019-01-30 | 2019-03-29 | Magnetic stimulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210277985U (en) |
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2019
- 2019-03-29 CN CN201920424394.1U patent/CN210277985U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 330000 workshop 5, Innovation workshop, Jingdong Avenue, Nanchang high tech Industrial Development Zone, Nanchang City, Jiangxi Province Patentee after: Jiangxi Huaheng Jingxing Medical Technology Co., Ltd Address before: 330000 workshop 5, Innovation workshop, Jingdong Avenue, Nanchang hi tech Industrial Development Zone, Nanchang City, Jiangxi Province Patentee before: JIANGXI JINGXIN MEDICAL TECHNOLOGY Co.,Ltd. |