CN212486834U

CN212486834U - Temperature control system for transcranial magnetic stimulation beat

Info

Publication number: CN212486834U
Application number: CN202021364823.XU
Authority: CN
Inventors: 蔡宇霄
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-02-05
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a transcranial magnetic stimulation beat temperature control system, which comprises a stimulation beat body and a water cooling circulation system; the stimulation racket body comprises a racket handle, an upper cover, a lower cover and a stimulation coil encapsulated by colloid, the upper cover, the lower cover and the racket handle are detachably connected, and the stimulation coil is arranged in a containing cavity formed by the upper cover and the lower cover; the side wall of the lower cover is provided with a water inlet hole, the side wall of the upper cover is provided with a water outlet hole, and the water inlet hole and the water outlet hole are respectively communicated with the water cooling circulation system; the inside a plurality of temperature sensor that are equipped with of body is clapped in the stimulation, temperature sensor is connected with water cooling circulation system electricity. The utility model discloses a water cooling circulation system openly cools off stimulating coil with the cooling liquid from the leading-in lower cover of inlet opening, and the cooling liquid gets into the upper cover through first through-hole again and cools off stimulating coil reverse side to the delivery port through the lower cover lateral wall is retrieved the cooling liquid, has realized stimulating coil's two-sided cooling, its simple structure, and the cooling effect is good.

Description

Temperature control system for transcranial magnetic stimulation beat

Technical Field

The utility model belongs to the technical field of medical instrument, specifically a transcranial magnetic stimulation beats temperature control system.

Background

Transcranial Magnetic Stimulation (TMS) is a stimulation method for inducing induced current in the cranium to the cerebral cortex by a pulse magnetic field passing through the cranium, has the advantages of no pain, no damage, simple and convenient operation, safety, reliability and the like, is not limited to intracranial nerve stimulation in practical application, can stimulate peripheral neuromuscular nerve, and is widely applied clinically. Because a high-voltage pulse needs to be applied to the coil to obtain a strong magnetic field, and the resistance of the coil should be as small as possible, instantaneous large current can be generated when the coil discharges, so that the coil generates heat, and if the coil discharges continuously, the temperature of the coil rises continuously, and even a human body can be burnt.

At present, natural cooling, fan cooling and liquid cooling are generally adopted as cooling modes of the stimulating coil. In the actual use process, the cooling efficiency of natural cooling is low. The cooling mode with the highest efficiency in the cooling of the fan is that the cooling fan is placed above the stimulating coil and is used for carrying out air blowing cooling on the stimulating coil, the magnetic field of the stimulating coil forms a maximum output point at the center of the coil, the cooling fan is driven by the motor, the motor can influence the output magnetic field of the coil at the center of the stimulating coil, the stimulating depth and precision are influenced, and the cooling effect is poor due to the low thermal conductivity of air and the limited heat dissipation area. The magnetic stimulation coil is liquid-state cooled and internally cooled and externally cooled, the liquid-state internal cooling is cooling liquid inside the stimulation coil conductor, the cooling liquid is in direct contact with the inside of the stimulation coil conductor at the moment, the risk of water leakage and electrification exists, potential safety hazards exist, and the cooling liquid circularly flows in the conductor tube for a long time and can react with the conductor to form oxides, block a cooling liquid flowing channel and even influence the magnetic field of the coil.

Patent publication No. CN203253060U discloses a water circulation cooling device outside a magnetic stimulation coil, which includes a stimulation coil, a cooling liquid, a cooling circulation unit for circulating and conducting the cooling liquid and cooling the stimulation coil, wherein the cooling liquid flows through a cavity on the upper surface of the stimulation coil to absorb heat generated by the stimulation coil during operation. The cooling liquid is arranged in the closed cavity on the upper surface of the stimulating coil, the cooling liquid is contacted with the stimulating coil on the upper surface of the whole stimulating coil, the contact area is large, and the heat dissipation effect is good; the radiator of the cooling circulation unit can reduce the temperature of cooling liquid, the power device provides power for the cooling liquid, so that the cooling liquid continuously flows on the upper surface of the exciting coil, the heat emitted by the exciting coil is taken away, the exciting coil is continuously excited, the situation that a fan motor is just cut at a place where magnetic induction lines are dense in the cooling of the fan, the stimulating depth and precision are influenced is avoided, and the defects that the winding processing of the coil in a coil inner cooling mode is difficult, the water cooling in a copper pipe has potential safety hazards and the like are also avoided. The liquid state external cooling mode in this patent technique is single face liquid cooling, because the area of contact of coolant liquid and stimulating coil is limited, and the cooling effect is poor.

Disclosure of Invention

The utility model aims at providing a transcranial magnetic stimulation beats temperature control system solves the poor problem of liquid external cooling mode cooling effect among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme:

a transcranial magnetic stimulation beat temperature control system comprises a stimulation beat body and a water cooling circulation system; the stimulation racket body comprises a racket handle, an upper cover, a lower cover and a stimulation coil encapsulated by colloid, the upper cover, the lower cover and the racket handle are detachably connected, and the stimulation coil is arranged in a containing cavity formed by the upper cover and the lower cover; the side wall of the lower cover is provided with a water inlet hole, the side wall of the upper cover is provided with a water outlet hole, and the water inlet hole and the water outlet hole are respectively communicated with the water cooling circulation system; the inside a plurality of temperature sensor that are equipped with of body is clapped in the stimulation, temperature sensor is connected with water cooling circulation system electricity.

Specifically, a ring column is arranged in the middle of the bottom surface of the lower cover, a positioning hole is arranged in the middle of the stimulating coil, and the inner diameter of the positioning hole is matched with the outer diameter of the ring column; the lateral wall of ring post is equipped with a plurality of first through-holes. When the stimulating coil is installed, the stimulating coil is directly sleeved on the ring column, and the stimulating coil can be fixed through interference fit between the inner wall of the positioning hole and the outer wall of the ring column; through set up a plurality of first through-holes at the lateral wall of ring post, the coolant liquid in the lower cover that can be convenient for gets into the upper cover and cools off the another side of stimulating the coil, and this internal coolant liquid is clapped in the stimulation through the delivery port of upper cover lateral wall to the while retrieves.

Furthermore, convex edges are arranged on the outer edge of the top end of the lower cover and the outer edge of the bottom end of the upper cover, notches are arranged on the convex edges of the upper cover and the lower cover, and the positions of the notches correspond to the positions of the water inlet holes/the water outlet holes; the binding post of stimulation coil installs in the breach on upper cover protruding edge and lower cover protruding edge, after stimulation coil installed, stimulation coil's binding post just stretches out through the breach of upper cover and lower cover, binding post's cross sectional shape, size and the breach cross sectional shape of upper cover and lower cover, size match.

Furthermore, the inner wall surface of the lower cover is provided with a limiting ring, the inner diameter of the limiting ring is smaller than the outer diameter of the stimulating coil, the stimulating coil is convenient to mount by arranging the limiting ring, and when the bottom surface of the stimulating coil supports against the top surface of the limiting ring, the wiring terminal of the stimulating coil is just clamped in the notch.

Specifically, be equipped with a plurality of second through-holes on the stimulating coil, through set up a plurality of second through-holes on the stimulating coil for coolant liquid in the lower cover can flow to in the upper cover more fast, improves the circulation efficiency of coolant liquid, promotes the cooling effect.

Specifically, a sealing ring is arranged at the connecting part of the convex edge of the upper cover and the convex edge of the lower cover, and a sealing sleeve is arranged outside the wiring terminal. The sealing ring is arranged at the joint of the upper cover and the lower cover, and the sealing sleeve is arranged outside the wiring terminal, so that the sealing effect of the upper cover and the lower cover can be ensured, and the leakage of cooling liquid is avoided.

Specifically, the water-cooling circulation system comprises a water storage tank, a water suction pump, a water return pump, a heat dissipation copper bar, a heat dissipation fan and a controller, wherein the controller is electrically connected with the water suction pump, the water return pump, the heat dissipation fan and a temperature sensor respectively; the water storage tank is communicated with the water suction pump and the water inlet hole through a water inlet pipe; the water storage tank is communicated with the heat dissipation copper bar, the water return pump and the water outlet hole through a water return pipe. The intercommunication of inlet tube and inlet opening, wet return and the intercommunication of apopore have all set up seal structure.

Furthermore, a display screen and a control button are arranged on the racket handle, and the display screen and the control button are respectively connected with the controller. The utility model discloses a temperature sensor real-time detection stimulating coil's temperature data to show through the display screen, the controller realizes amazing intelligent accuse temperature of clapping according to current temperature data control suction pump, the flow of return water pump.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the utility model installs the stimulating coil on the ring post of the lower cover, and sets a plurality of first through holes on the side wall of the ring post, sets a water inlet hole on the lower cover, and sets a water outlet hole on the upper cover; cooling liquid is guided into the lower cover from the water inlet hole through the water cooling circulation system to cool the front side of the stimulating coil, then enters the upper cover through the first through hole to cool the back side of the stimulating coil, and is recovered through the water outlet hole in the side wall of the lower cover, so that double-side cooling of the stimulating coil is realized, the structure is simple, and the cooling effect is good; (2) the utility model arranges notches on the convex edge of the upper cover and the convex edge of the lower cover, installs the wiring terminal of the stimulating coil in the notch, and arranges the spacing ring on the inner wall of the lower cover, thereby facilitating the installation of the stimulating coil; (3) the utility model discloses a set up the sealing washer at the combination position of upper cover and lower cover to set up the seal cover in the binding post outside, can guarantee the sealed effect of upper cover and lower cover, avoid the coolant liquid to leak.

Drawings

Fig. 1 is a schematic structural view of a transcranial magnetic stimulation beat temperature control system of the present invention;

FIG. 2 is an exploded view of the mounting structure of the upper cover, the lower cover and the stimulating coil in the embodiment of the present invention;

fig. 3 is a schematic view of the overall structure of the embodiment of the present invention after the upper cover, the lower cover and the stimulating coil are mounted;

in the figure: 1. a stimulation bat body; 2. a water-cooling circulation system; 3. a racket handle; 4. an upper cover; 5. a lower cover; 6. a stimulating coil; 7. a water inlet hole; 8. a water outlet hole; 9. a temperature sensor; 10. a ring column; 11. positioning holes; 12. a first through hole; 13. a convex edge; 14. a notch; 15. a wiring terminal; 16. a limiting ring; 17. a second through hole; 18. a water storage tank; 19. a water pump; 20. a water return pump; 21. a heat dissipation copper bar; 22. a heat radiation fan; 23. a controller; 24. a water inlet pipe; 25. a water return pipe; 26. a display screen; 27. a control button; 28. and (4) bolts.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of 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.

As shown in fig. 1, the present embodiment provides a transcranial magnetic stimulation beat temperature control system, which includes a stimulation beat body 1 and a water cooling circulation system 2; the stimulation racket body 1 comprises a racket handle 3, an upper cover 4, a lower cover 5 and a stimulation coil 6 encapsulated by colloid, wherein the upper cover 4, the lower cover 5 and the racket handle 3 are detachably connected, and the stimulation coil 6 is arranged in a containing cavity formed by the upper cover 4 and the lower cover 5; a water inlet hole 7 is formed in the side wall of the lower cover 5, a water outlet hole 8 is formed in the side wall of the upper cover 4, and the water inlet hole 7 and the water outlet hole 8 are respectively communicated with the water cooling circulation system 2; the inside a plurality of temperature sensor 9 that are equipped with of body is clapped in the stimulation, temperature sensor 9 is connected with water cooling circulation system 2 electricity.

Specifically, as shown in fig. 2 and 3, a ring pillar 10 is arranged in the middle of the bottom surface of the lower cover 5, a positioning hole 11 is arranged in the middle of the stimulating coil 6, and the inner diameter of the positioning hole 11 matches with the outer diameter of the ring pillar 10; the side wall of the ring column 10 is provided with a plurality of first through holes 12. When the stimulating coil 6 is installed, the stimulating coil 6 is directly sleeved on the ring column 10, and the stimulating coil 6 can be fixed by interference fit of the inner wall of the positioning hole 11 and the outer wall of the ring column 10; through set up a plurality of first through-holes 12 at the lateral wall of ring post 10, the coolant liquid that can be convenient for in the lower cover 5 gets into upper cover 4 and cools off the another side of stimulating

coil

6, and 8 apopores through the 4 lateral walls of upper cover retrieve the coolant liquid that the body 1 was clapped in the stimulation simultaneously.

Furthermore, convex edges 13 are arranged on the outer edge of the top end of the lower cover 5 and the outer edge of the bottom end of the upper cover 4, notches 14 are arranged on the convex edges 13 of the upper cover 4 and the convex edges 13 of the lower cover 5, and the positions of the notches 14 correspond to the positions of the water inlet holes 7/the water outlet holes 8; the wiring terminal 15 of the stimulating coil 6 is arranged in the gap 14 of the convex edge 13 of the upper cover 4 and the convex edge 13 of the lower cover 5, after the stimulating coil 6 is arranged, the wiring terminal 15 of the stimulating coil 6 just extends out through the gap 14 of the upper cover 4 and the lower cover 5, and the sectional shape and the size of the wiring terminal 15 are matched with the sectional shape and the size of the gap 14 of the upper cover 4 and the lower cover 5. In this embodiment, the cross-sectional shape of the connection terminal 15 is circular, the cross-sections of the notches 14 of the upper cover 4 and the lower cover 5 are both semicircular, and the cross-sectional radius of the connection terminal 15 is matched with the cross-sectional radius of the notch 14.

Furthermore, the inner wall surface of the lower cover 5 is provided with a limiting ring 16, the inner diameter of the limiting ring 16 is smaller than the outer diameter of the stimulating coil 6, the limiting ring 16 is arranged, so that the stimulating coil 6 can be conveniently installed, and when the bottom surface of the stimulating coil 6 is propped against the top surface of the limiting ring 16, the wiring terminal 15 of the stimulating coil 6 is just clamped in the notch 14.

Specifically, the stimulating coil 6 is provided with the plurality of second through holes 17, and the plurality of second through holes 17 are formed in the stimulating coil 6, so that the cooling liquid in the lower cover 5 can flow into the upper cover 4 more quickly, the circulation efficiency of the cooling liquid is improved, and the cooling effect is improved.

Specifically, a sealing ring (not shown in the figure) is arranged at the connecting part of the convex edge 13 of the upper cover 4 and the convex edge 13 of the lower cover 5, and a sealing sleeve (not shown in the figure) is arranged outside the connecting terminal 15. By arranging the sealing ring at the joint part of the upper cover 4 and the lower cover 5 and arranging the sealing sleeve outside the wiring terminal 15, the sealing effect of the upper cover 4 and the lower cover 5 can be ensured, and the leakage of cooling liquid is avoided. During specific implementation, a convex ring can be arranged on the bottom surface of the convex edge 13 of the upper cover 4, a concave ring groove is arranged on the top surface of the convex edge 13 of the lower cover 5, a sealing ring is arranged in the concave ring groove, and the sealing ring is cut off at the position of the notch 14. In this embodiment, the upper cover 4 and the lower cover 5 are detachably connected by a bolt 28, and the convex edge 13 of the upper cover 4 and the convex edge 13 of the lower cover 5 are provided with corresponding mounting holes for mounting the bolt 28; the handle 3 can be detachably connected with the convex edges 13 of the upper cover 4 and the lower cover 5 through bolts 28.

Specifically, the water-cooling circulation system 2 comprises a water storage tank 18, a water suction pump 19, a water return pump 20, a heat dissipation copper bar 21, a heat dissipation fan 22 and a controller 23, wherein the controller 23 is electrically connected with the water suction pump 19, the water return pump 20, the heat dissipation fan 22 and the temperature sensor 9 respectively; the water storage tank 18 is communicated with the water suction pump 19 and the water inlet hole 7 through a water inlet pipe 24; the water storage tank 18 is communicated with the heat dissipation copper bar 21, the water return pump 20 and the water outlet hole 8 through a water return pipe 25. And the water inlet pipe 24 is communicated with the water inlet hole 7, and the water return pipe 25 is communicated with the water outlet hole 8 to form a sealing structure.

Further, a display screen 26 and a control button 27 are arranged on the handle 3, and the display screen 26 and the control button 27 are respectively connected with the controller 23. The utility model discloses a temperature sensor 9 real-time detection stimulating coil 6's temperature data to show through display screen 26, controller 23 realizes amazing intelligent accuse temperature of clapping according to current temperature data control suction pump 19, return water pump 20's flow.

In this embodiment, the temperature sensor 9 is disposed inside the stimulating coil 6.

The working principle of the temperature control system of the embodiment is as follows: firstly, the temperature sensor 9 in the stimulation pat body 1 detects the temperature data of the stimulation coil 6 in real time and transmits the temperature data to the controller 23, the controller 23 controls the water suction pump 19, the water return pump 20 and the cooling fan 22 to start working according to the current temperature data, the water suction pump 19 pumps out the cooling liquid in the water storage tank 18, the cooling liquid is guided into a cavity formed by the lower cover 5 and the front side of the stimulation coil 6 through the water inlet pipe 24 and the water inlet hole 7 to cool the front side of the stimulation coil 6, meanwhile, the cooling liquid in the lower cover 5 enters a cavity formed by the upper cover 4 and the back side of the stimulation coil 6 through the first through hole 12 and the second through hole 17 to cool the back side of the stimulation coil 6, and therefore double-sided cooling of the stimulation coil 6 is achieved; the cooling liquid in the upper cover 4 flows into the heat dissipation copper bar 21 through the water outlet hole 8 and the water return pipe 25 under the action of the water return pump 20 to dissipate heat, the heat dissipation copper bar 21 exchanges heat with the external atmosphere under the action of the heat dissipation fan 22, so that the cooling liquid in the heat dissipation copper bar 21 is cooled, and the cooled cooling liquid flows back into the water storage tank 18, so that the circular cooling of the stimulation swatter is realized; when the temperature data detected by the temperature sensor 9 continuously rises, the controller 23 controls the power of the water suction pump 19, the water return pump 20 and the cooling fan 22 to rise, so that the cooling effect is improved; the user can also manually increase/decrease the power of the water pump 19, the water return pump 20 and the heat radiation fan 22 through the control button 27 on the racket handle 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A transcranial magnetic stimulation beat temperature control system comprises a stimulation beat body and a water cooling circulation system; the stimulation racket is characterized in that the stimulation racket body comprises a racket handle, an upper cover, a lower cover and a stimulation coil encapsulated by colloid, the upper cover, the lower cover and the racket handle are detachably connected, and the stimulation coil is arranged in a containing cavity formed by the upper cover and the lower cover; the side wall of the lower cover is provided with a water inlet hole, the side wall of the upper cover is provided with a water outlet hole, and the water inlet hole and the water outlet hole are respectively communicated with the water cooling circulation system; the inside a plurality of temperature sensor that are equipped with of body is clapped in the stimulation, temperature sensor is connected with water cooling circulation system electricity.

2. The transcranial magnetic stimulation beat temperature control system according to claim 1, wherein a ring column is arranged in the middle of the bottom surface of the lower cover, a positioning hole is arranged in the middle of the stimulation coil, and the inner diameter of the positioning hole is matched with the outer diameter of the ring column; the lateral wall of ring post is equipped with a plurality of first through-holes.

3. The transcranial magnetic stimulation beat temperature control system according to claim 2, wherein the outer edge of the top end of the lower cover and the outer edge of the bottom end of the upper cover are both provided with a convex edge, the convex edges of the upper cover and the lower cover are both provided with a notch, and the notches correspond to the positions of the water inlet holes/the water outlet holes; and the wiring terminal of the stimulating coil is arranged in the gaps of the convex edge of the upper cover and the convex edge of the lower cover.

4. The transcranial magnetic stimulation beat temperature control system according to claim 3, wherein a limiting ring is arranged on the inner wall surface of the lower cover, and the inner diameter of the limiting ring is smaller than the outer diameter of the stimulation coil.

5. The system of claim 2, wherein the stimulation coil has a plurality of second through holes.

6. The transcranial magnetic stimulation beat temperature control system according to claim 3, wherein a sealing ring is arranged at the connecting portion of the convex edge of the upper cover and the convex edge of the lower cover, and a sealing sleeve is arranged outside the connecting terminal.

7. The transcranial magnetic stimulation beat temperature control system according to claim 1, wherein the water cooling circulation system comprises a water storage tank, a water suction pump, a water return pump, a heat dissipation copper bar, a heat dissipation fan and a controller, and the controller is electrically connected with the water suction pump, the water return pump, the heat dissipation fan and a temperature sensor respectively; the water storage tank is communicated with the water suction pump and the water inlet hole through a water inlet pipe; the water storage tank is communicated with the heat dissipation copper bar, the water return pump and the water outlet hole through a water return pipe.

8. The transcranial magnetic stimulation beat temperature control system according to claim 7, wherein a display screen and control buttons are arranged on the beat handle, and the display screen and the control buttons are respectively connected with the controller.