CN218420671U - Magnetic field holding type transcranial magnetic therapeutic apparatus - Google Patents
Magnetic field holding type transcranial magnetic therapeutic apparatus Download PDFInfo
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- CN218420671U CN218420671U CN202122907077.5U CN202122907077U CN218420671U CN 218420671 U CN218420671 U CN 218420671U CN 202122907077 U CN202122907077 U CN 202122907077U CN 218420671 U CN218420671 U CN 218420671U
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- 230000001225 therapeutic effect Effects 0.000 title claims abstract description 26
- 230000000638 stimulation Effects 0.000 claims abstract description 51
- 230000002441 reversible effect Effects 0.000 claims abstract description 32
- 238000007599 discharging Methods 0.000 claims description 38
- 238000004146 energy storage Methods 0.000 claims description 22
- 239000003990 capacitor Substances 0.000 claims description 21
- 238000002653 magnetic therapy Methods 0.000 claims description 7
- 230000005347 demagnetization Effects 0.000 claims description 5
- 229910000828 alnico Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims 3
- 230000014759 maintenance of location Effects 0.000 claims 1
- 230000005389 magnetism Effects 0.000 abstract description 10
- 238000002560 therapeutic procedure Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 8
- 239000000696 magnetic material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical class [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 2
- 238000011491 transcranial magnetic stimulation Methods 0.000 description 2
- 208000014644 Brain disease Diseases 0.000 description 1
- 229910003962 NiZn Inorganic materials 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 206010015037 epilepsy Diseases 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a magnetic field keeps type through cranium magnetism therapeutic instrument, can dismantle the treatment cap of being connected including the controller and through cable and controller, the treatment cap includes at least one magnetism stimulation executor, the magnetism stimulation executor includes reversible magnet and twines at the outside conductive coil of reversible magnet, the controller includes the power module who is connected with the conductive coil of magnetism stimulation executor, power module is including providing direct current's power supply, and power supply through power module provides the direct current power supply, produces magnetic field after the conductive coil circular telegram, magnetizes reversible magnet, keeps certain magnetic field after reversible magnet withdraws the electric current, just so can still can wear the treatment cap and carry out the magnetism therapy after the disconnection between controller and treatment cap, suitable daily use, and conveniently carry to this magnetic field keeps type through cranium magnetism therapeutic instrument adopts and is providing direct current's power supply, further made things convenient for daily use.
Description
Technical Field
The utility model relates to the technical field of magnetic therapy, in particular to a magnetic field maintaining type transcranial magnetic therapeutic apparatus.
Background
The transcranial magnetic therapeutic apparatus technology is one of effective methods for treating brain diseases, has the advantages of no pain, no wound and the like, and is widely applied to the treatment of Parkinson, epilepsy, depression and the like at present. However, the existing therapeutic equipment for hospitals has large volume although the magnetic field intensity is high, and needs high voltage such as 380V, and the like, so that the application of ordinary people at home or in daily life is limited.
In addition, the magnetic stimulation actuator of the existing transcranial magnetic therapeutic apparatus is basically in a structure of an iron core soft magnetic material externally-wound coil, for example, the Chinese patent invention with the patent application number of 201680019936.6 discloses a coil device for a transcranial magnetic stimulation device, wherein the coil is formed by a lead, and a magnet is made of the iron core or soft magnetic materials such as NiZn ferrite, and the like, and can enhance the magnetic field generated by the coil after being placed, so that the corresponding induced current is increased. The magnetic stimulation actuator is characterized in that the magnetic stimulation actuator only works under the condition of passing current, namely the magnetic stimulation actuator is connected with a controller and can generate a corresponding magnetic field after being electrified, thereby having the function of magnetic field treatment.
In order to meet the portable requirement, for example, a Chinese utility model patent with the patent application number of 201822036084.0 discloses a portable transcranial magnetic stimulation therapeutic apparatus, which adopts a rechargeable battery as a power supply and is matched with a therapeutic cap consisting of an elastic band. Similarly, the therapeutic cap must be connected to the therapeutic apparatus to allow the magnetic field to occur.
The utility model discloses a chinese utility model patent with patent application number 200520010938.8 discloses a multi-functional therapeutic massage magnetotherapy cap, though it is portable and outward appearance fashion, only relies on the permanent magnet to make a invariable magnetic field, does not have the adjustability, and the effect has certain limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a magnetic field maintaining type transcranial magnetic therapeutic apparatus which is suitable for daily use, is portable and can still maintain the magnetic field after power failure.
The utility model discloses the technical scheme who adopts is, a magnetic field keeps type through cranium magnetism therapeutic instrument, can dismantle the treatment cap of being connected including the controller and through cable and controller, the treatment cap includes at least one magnetism stimulation executor, magnetism stimulation executor includes reversible magnet and twines at the outside conductive coil of reversible magnet, the controller includes the power module who is connected with the conductive coil of magnetism stimulation executor, power module is including providing direct current power supply.
The utility model has the advantages that: the magnetic field maintaining type transcranial magnetic therapeutic apparatus with the structure supplies power by direct current through the power supply of the power supply module, generates a magnetic field after the conductive coil is electrified, and magnetizes the reversible magnet.
Preferably, the power module further comprises a charging circuit, an energy storage circuit connected with the charging circuit and a discharging circuit connected with the energy storage circuit, the charging circuit is connected with a power supply, the discharging circuit is connected with a conductive coil of the magnetic stimulation actuator, the power supply supplies direct current by adopting the structure, the charging circuit charges the energy storage circuit, then the energy storage circuit discharges the magnetic stimulation actuator through the discharging circuit, the conductive coil generates a magnetic field after being electrified to magnetize the reversible magnet, and after the magnetic stimulation actuator is magnetized, the magnetic field of the magnetic stimulation actuator is still maintained after power failure, so that the magnetic stimulation actuator can be carried around and is convenient to use.
Preferably, the charging circuit comprises a charging switch device connected with a power supply, the discharging circuit comprises a discharging switch device connected with a conductive coil of the magnetic stimulation actuator, the energy storage circuit comprises at least one capacitor, one end of the capacitor is connected between the charging switch device and the discharging switch device, the other end of the capacitor is grounded, the power supply charges the capacitor through the charging switch device, the charged capacitor discharges the magnetic stimulation actuator through the discharging switch device, the conductive coil generates a magnetic field after being electrified to magnetize the reversible magnet, and the magnetic field of the magnetic stimulation actuator is still maintained after being powered off after the magnetic stimulation actuator is magnetized, so that the magnetic stimulation actuator can be carried around and is convenient to use.
Preferably, the controller further comprises an operation control module, the operation control module comprises a charging driving module connected with the charging switch device, a discharging driving module connected with the discharging switch device, a vibration actuator and a vibration driving module connected with the vibration actuator, and by adopting the structure, the charging driving module controls the charging switch device to work, so that the energy storage circuit is charged; similarly, the discharge driving module controls the discharge switch device to work, so that the energy storage circuit is discharged; and the charging driving module controls the charging switch device to be used for adjusting the charging time of the energy storage module by outputting waveforms with different frequencies, so that the electric quantity stored by the energy storage module is adjusted, and the effect of adjusting the size of the magnetic field is achieved. The vibration driving module controls the vibration actuator to implement a vibration effect, and the user experience is improved.
Preferably, the controller further comprises an inverter circuit connected with the power supply and a demagnetization module connected with the inverter circuit, and by adopting the structure, the power supply is connected with the inverter circuit, the inverter circuit converts direct current into alternating current, and the function of demagnetizing the magnetic stimulation module is realized by generating alternating current waveforms of several cycles.
Preferably, the material of the reversible magnet is at least one of AlNiCo, feCrCo or FeNiAl, and the coercive force of the reversible magnet is 30-150kA/m.
Drawings
FIG. 1 is a schematic view of the magnetic field maintaining transcranial magnetic therapeutic apparatus of the present invention;
FIG. 2 is a circuit block diagram of a magnetic field maintaining transcranial magnetic therapeutic apparatus of the present invention;
fig. 3 is a schematic circuit diagram of a controller according to the present invention;
fig. 4 is a schematic circuit diagram of the present invention when there are a plurality of charging switching devices and discharging switching devices;
fig. 5 is a schematic circuit diagram of the present invention when there are a plurality of capacitors in the tank circuit.
As shown in the figure: 1. a power supply; 2. a capacitor; 3. a charging switch device; 4. a discharge switching device; 5. a magnetic stimulation actuator; 6. a charging driving module; 7. a discharge driving module; 8. a vibration driving module; 9. a vibration actuator; 10. an inverter circuit; 11. a housing; 12. an indicator light; 13. a magnetizing button; 14. vibrating the key; 15. demagnetizing the key; 16. stopping the key pressing; 17. a therapeutic cap; 18. a cable; 19. a controller; 20. a charging circuit; 21. a discharge circuit; 22. a tank circuit; 24. and a demagnetization module.
Detailed Description
The invention is further described below with reference to the accompanying drawings in combination with the embodiments so that those skilled in the art can implement the invention with reference to the description, and the scope of the invention is not limited to the embodiments.
It will be understood by those skilled in the art that in the disclosure of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships that are based on those shown in the drawings, which are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the terms described above should not be considered limiting to the present invention.
The application relates to a magnetic field holding type transcranial magnetic therapy apparatus, as shown in figure 1, comprising a controller 19 and a therapy cap 17 detachably connected with the controller 19 through a cable 18, wherein the detachable structure is the prior art, namely, a structure such as a buckle and a clamp can be adopted, the therapy cap 17 comprises at least one magnetic stimulation actuator 5, the magnetic stimulation actuators 5 are uniformly distributed on the top and the periphery of the therapy cap 17, and the magnetic stimulation actuators can work simultaneously or sequentially, so that the magnetic stimulation effect is better generated; the magnetic stimulation actuator 5 comprises a reversible magnet and a conductive coil wound outside the reversible magnet, namely, the magnetic core of the magnetic stimulation actuator 5 adopts the reversible magnet, the coil is wound outside the reversible magnet, the outer diameter of the coil can adopt 18mm, the inner diameter adopts 10mm, the height adopts 3mm, the magnetic field strength can be changed by changing the size of the coil, namely, the coil with the outer diameter of 24mm, the inner diameter of 16mm and the height of 3mm is changed, and then the magnetic stimulation actuator is matched with the reversible magnet, so that the larger magnetic field strength can be generated under the condition of the same input, and the treatment effect is enhanced; the controller 19 comprises a power supply module connected with the conductive coil of the magnetic stimulation actuator 5, the power supply module comprises a power supply 1 for supplying direct current, the power supply 1 is direct current, and a direct current power supply or a daily rechargeable lithium battery can be used as the power supply 1, so that the magnetic stimulation actuator is suitable for daily use.
The magnetic field maintaining type transcranial magnetic therapeutic apparatus in fig. 1 supplies direct current power through the power supply 1 of the power module, the power supply 1 can adopt a rechargeable lithium battery to provide 5V direct current voltage, the conductive coil generates a magnetic field after being electrified, and the reversible magnet is magnetized, because the coercive force of the reversible magnet is higher than that of a soft magnetic material by more than one order of magnitude, certain magnetic field intensity is maintained after the current of the reversible magnet is removed (namely after the magnetization is finished), so that the therapeutic cap 17 can be still worn for magnetic therapy after the disconnection between the controller 19 and the therapeutic cap 17, the magnetic field maintaining type transcranial magnetic therapeutic apparatus is suitable for daily use and convenient to carry, and the magnetic field maintaining type transcranial magnetic therapeutic apparatus adopts the power supply 1 for supplying direct current, further facilitates the daily use, and is safe and reliable.
As shown in fig. 2, the power module further includes a charging circuit 20, an energy storage circuit 22 connected to the charging circuit 20, and a discharging circuit 21 connected to the energy storage circuit 22, the charging circuit 20 is connected to the power supply 1, the discharging circuit 21 is connected to the conductive coil of the magnetic stimulation actuator 5, the power supply 1 provides direct current, the charging circuit 20 charges the energy storage circuit 22, then the energy storage circuit 22 discharges the magnetic stimulation actuator 5 through the discharging circuit 21, the conductive coil generates a magnetic field after being energized to magnetize the reversible magnet, and after the magnetic stimulation actuator 5 is magnetized, the magnetic field is still maintained after the power is cut off, so that the power module can be carried around and is convenient to use.
As shown in fig. 3, the charging circuit 20 includes a charging switching device 3 connected to a power supply 1, the power supply 1 is connected in series with contacts of the charging switching device 3, the discharging circuit 21 includes a discharging switching device 4 connected to a conductive coil of the magnetic stimulation actuator 5, the conductive coil of the magnetic stimulation actuator 5 is connected in series with contacts of the discharging switching device 4, the energy storage circuit 22 includes a capacitor 2, one end of the capacitor 2 is connected between the charging switching device 3 and the discharging switching device 4, and the other end is grounded, the power supply 1 charges the capacitor 2 through the charging switching device 3, the charged capacitor 2 discharges the magnetic stimulation actuator 5 through the discharging switching device, the conductive coil generates a magnetic field after being energized, the reversible magnet is charged, and after the magnetic stimulation actuator 5 is charged, the magnetic field is maintained after being de-energized, so that the magnetic stimulation actuator can be carried around and is convenient to use.
As shown in fig. 2, the controller 19 further includes an operation control module, the operation control module includes a charging driving module 6 connected to the charging switch device 3, a discharging driving module 7 connected to the discharging switch device 4, a vibration actuator 9, and a vibration driving module 8 connected to the vibration actuator 9, the charging driving module 6 is connected to the coil of the charging switch device 3, and a main functional element of the charging driving module 6 is a triode, and conduction of the triode is controlled by a pulse signal, so as to control operation of the charging switch device 3, and thus the energy storage circuit 22 is charged; similarly, the discharge driving module 7 controls the discharge switching device 4 to operate, so that the energy storage circuit 22 is discharged; in addition, the charging driving module 6 controls the conduction time of the charging switching device 3 by outputting waveforms with different frequencies, and the discharging driving module 7 controls the conduction time of the discharging switching device 4 by outputting waveforms with different frequencies, so that the effect of adjusting the size of the magnetic field is achieved.
The vibration driving module 8 has an enhancement function except for the magnetic stimulation actuator 5, controls the vibration actuator 9 to implement a vibration effect, and improves user experience. The vibration driving module 8 is connected with a vibration element, the vibration element and the magnetic stimulation actuator 5 are arranged in pairs and are placed on the treatment cap 17 together, and the vibration element can adopt a direct current eccentric motor. The vibration driving module 8 is connected with the vibration actuator 9, and by generating a pulse signal with a certain frequency, the vibration actuator 9 can vibrate with a certain frequency, such as 0.1-10 Hz.
As shown in fig. 4, the number of the charge switching devices 3 is not limited to one, and may be many, such as n charge switching devices 3 in fig. 4: k1- (8230); 8230; K1-n; the number of the discharge switching devices 4 is not limited to one, and may be many, such as n discharge switching devices 4 in fig. 4: k2-1, 8230, 8230and K2-n; the energy storage circuit 22 can adjust the number of capacitors according to the structures of the charging switch device 3 and the discharging switch device 4, for example, when only one charging switch device 3 and one discharging switch device 4 are provided, the energy storage circuit 22 can use one capacitor 2EC1-1 as shown in fig. 3, or can use a plurality of capacitors 2 connected in parallel, for example, the capacitors 2EC1-1 8230, EC1-n are connected in parallel to increase the capacity; when a plurality of charging switch devices 3 and discharging switch devices 4 exist, namely, a plurality of paths of charging switch devices 3 and discharging switch devices 4 connected together exist, two situations exist, one is that each path of charging switch device 3 and each path of discharging switch device 4 are correspondingly connected with one capacitor 2; in another embodiment, as shown in fig. 5, each of the charging switching device 3 and the discharging switching device 4 is connected to a set of capacitors, and in fig. 5, there are n sets of capacitors, i.e., EC1-1 \ 8230; \8230, EC1-n, EC2-1 \ 8230; \8230, EC2-n, ECn-1 \ 8230; \8230, ECn-n; a plurality of electric capacity 2 can play the increase discharge current, increase the purpose in magnetic field, reuse charge drive module 6 and discharge drive module 7 through using PWM signal control charge switch device 3 and the action of discharge switch device 4, thereby the break-make of 4 contacts of control charge switch device 3 and discharge switch device makes its regular rhythm of adjusting the charge-discharge, make the magnetic field that the module that magnetizes produce stronger more rhythmically, play the function of adjusting the magnetic field intensity, in order to reach better treatment.
The charging switching device 3 and the discharging switching device 4 can both be implemented by using relays;
the charging switching device 3 and the discharging switching device 4 can also be implemented by MOS transistors; the MOS module has the advantages of high switching speed, no need of considering the service life problem of a mechanical contact and the like, and can prolong the service life better.
According to the application, a boosting module is added on the basis of providing the power supply 1 with direct current to boost the voltage to 12V or 24V, and the voltage requirement can be met by changing the number of the rechargeable battery packs, so that the charging voltage of the energy storage circuit 22 is increased, the discharging current is increased, and the treatment effect of the magnetic stimulation actuator 5 is enhanced.
The controller 19 further comprises an inverter circuit 10 connected with the power supply 1 and a demagnetization module 24 connected with the inverter circuit 10, wherein the power supply 1 is connected with the inverter circuit 10, the inverter circuit 10 converts direct current into alternating current, and the function of demagnetizing the magnetic stimulation module is realized by outputting alternating current waveforms of several cycles, so that the magnetic field intensity of the magnetic stimulation actuator 5 is restored to be close to zero; because the coercive force of the reversible magnet is lower than that of a high-coercive-force magnet (such as neodymium iron boron (NdFeB), samarium cobalt (SmCo) and the like, the coercive force exceeds 200 kA/m), the reversible magnet can be demagnetized by oscillating the reduced alternating current, and thus the magnetic field of the reversible magnet is close to zero.
The reversible magnet is made of at least one of AlNiCo, feCrCo or FeNiAl, and the coercive force of the reversible magnet is 30-150kA/m. Since the coercivity of a reversible magnet is more than an order of magnitude higher than that of a soft magnetic material (soft magnetic materials are usually less than 1 kA/m), the reversible magnet can maintain a certain magnetic field after the current is removed (the magnetic field of the magnet is substantially zero after the magnetic field of the soft magnetic material is removed).
As shown in fig. 1, the actuator includes a housing 11, a magnetizing button 13, a vibration button 14, a demagnetizing button 15 and an indicator light 12 are arranged on the housing 11, after the power is turned on, the magnetizing button 13 is pressed to perform magnetic stimulation treatment, the vibration button 14 is pressed to perform enhanced treatment, after the demagnetizing button 15 is pressed, the magnetic stimulation actuator 5 can complete demagnetization, and after the stop button 16 is pressed, the therapeutic apparatus can stop working.
Claims (6)
1. A magnetic field holding type transcranial magnetic therapeutic apparatus is characterized in that: the device comprises a controller (19) and a treatment cap (17) detachably connected with the controller (19) through a cable (18), wherein the treatment cap (17) comprises at least one magnetic stimulation actuator (5), the magnetic stimulation actuator (5) comprises a reversible magnet and a conductive coil wound outside the reversible magnet, the controller (19) comprises a power supply module connected with the conductive coil of the magnetic stimulation actuator (5), and the power supply module comprises a power supply source (1) for supplying direct current.
2. The magnetic field maintenance type transcranial magnetic therapy apparatus according to claim 1, wherein: the power supply module further comprises a charging circuit (20), an energy storage circuit (22) connected with the charging circuit (20) and a discharging circuit (21) connected with the energy storage circuit (22), the charging circuit (20) is connected with a power supply (1), and the discharging circuit (21) is connected with a conductive coil of the magnetic stimulation actuator (5).
3. The magnetic field maintenance type transcranial magnetic therapy apparatus according to claim 2, wherein: the charging circuit (20) comprises a charging switch device (3) connected with a power supply (1), the discharging circuit (21) comprises a discharging switch device (4) connected with a conductive coil of the magnetic stimulation actuator (5), the energy storage circuit (22) comprises at least one capacitor (2), one end of the capacitor (2) is connected between the charging switch device (3) and the discharging switch device (4), and the other end of the capacitor is grounded.
4. A magnetic field maintenance type transcranial magnetic therapy apparatus according to claim 3, wherein: the controller (19) further comprises an operation control module, and the operation control module comprises a charging driving module (6) connected with the charging switch device (3), a discharging driving module (7) connected with the discharging switch device (4), a vibration actuator (9) and a vibration driving module (8) connected with the vibration actuator (9).
5. The apparatus according to claim 1, 2, 3 or 4, wherein: the controller (19) further comprises an inverter circuit (10) connected with the power supply (1) and a demagnetization module (24) connected with the inverter circuit (10).
6. A magnetic field retention type transcranial magnetic therapy apparatus according to claim 1, wherein: the material of the reversible magnet is at least one of AlNiCo, feCrCo or FeNiAl, and the coercive force of the reversible magnet is 30-150kA/m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122907077.5U CN218420671U (en) | 2021-11-25 | 2021-11-25 | Magnetic field holding type transcranial magnetic therapeutic apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122907077.5U CN218420671U (en) | 2021-11-25 | 2021-11-25 | Magnetic field holding type transcranial magnetic therapeutic apparatus |
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| Publication Number | Publication Date |
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| CN218420671U true CN218420671U (en) | 2023-02-03 |
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| CN202122907077.5U Active CN218420671U (en) | 2021-11-25 | 2021-11-25 | Magnetic field holding type transcranial magnetic therapeutic apparatus |
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| TR01 | Transfer of patent right |
Effective date of registration: 20231027 Address after: Room 1847, No. 755, Liyuan North Road, Haishu District, Ningbo City, Zhejiang Province, 315000 Patentee after: Ningbo Brain Magnetic Information Technology Co.,Ltd. Address before: 315201 No. 1219 Zhongguan West Road, Zhenhai District, Ningbo City, Zhejiang Province Patentee before: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCES |
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