Radio frequency microneedle handle

Abstract

The utility model discloses a radio frequency microneedle handle, which comprises a handle body and a treatment head, the treatment head is detachably connected with one end of the handle body, and the other end of the handle body is provided with a thread tail seat; a driving assembly is arranged in the handle body, a microneedle assembly is arranged in the treatment head, and the driving assembly is used for driving the microneedle assembly to extend out of the treatment head; a first connecting plate is arranged at one end, close to the treatment head, of the handle body, a first air vent is formed in the first connecting plate, a first negative pressure pipe is arranged in the handle body, one end of the first negative pressure pipe is communicated with the wire tail seat, and the other end of the first negative pressure pipe is communicated with the first air vent; a negative pressure groove is formed in the head of the treatment head, a second vent is formed in the bottom of the negative pressure groove, a second negative pressure pipe communicated with the second vent is arranged in the treatment head, and the end, away from the second vent, of the second negative pressure pipe is communicated with the first vent. The first negative pressure pipe and the second negative pressure pipe of the handle are both arranged inside, in the using process of the handle, a user does not need to worry about falling off of the negative pressure pipeline, and the handle is more convenient to use, higher in reliability and more attractive.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely relates to a radio frequency microneedle handle. BACKGROUND

[0002] The radio frequency microneedle handle is a kind of treatment handle that micro-needle and radio frequency technology are combined, it uses gold-plated small micro-needle to guide radio frequency energy into human tissue to produce heat effect, to realize the treatment skin relaxation, reduce skin wrinkle, contract pore, tighten / skin tissue lifting, or treat acne, scar, or reduce fat (fat softening or decomposition) effect.

[0003] The application number CN201710185945.9 discloses a kind of microneedle treatment head and microneedle treatment device, negative pressure bin is equipped with negative pressure pass-through hole for negative pressure output device communication at treatment mouth.It can be known from the combination of drawings that its negative pressure pipeline is exposed outside the shell after being connected from the negative pressure pass-through hole of treatment head, when waving handle adjusts treatment angle and moves treatment position, it is easy to cause negative pressure pipe and medical staff arm or other articles to collide and fall off, affect use experience, reliability is low, and it is not beautiful. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problems of overcoming the deficiencies of prior art, and provides a radio frequency microneedle handle without worrying about negative pressure pipeline falling off, which is more convenient to use.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme:

[0006] A radio frequency microneedle handle, comprising a handle body and a treatment head, the treatment head is detachably connected to one end of the handle body, the other end of the handle body is provided with a wire tail seat;The handle body is provided with a driving assembly, the treatment head is provided with a microneedle assembly, the driving assembly is used to drive the microneedle assembly to extend out of the treatment head;

[0007] The end of the handle body close to the treatment head is provided with a first connecting plate, the first connecting plate is provided with a first air vent, the handle body is provided with a first negative pressure pipe, one end of the first negative pressure pipe is communicated with the wire tail seat, the other end of the first negative pressure pipe is communicated with the first air vent;

[0008] The head of the treatment head is provided with a negative pressure groove, the bottom of the negative pressure groove is provided with a second air vent, the treatment head is provided with a second negative pressure pipe communicated with the second air vent, one end of the second negative pressure pipe away from the second air vent is communicated with the first air vent.

[0009] As a further improvement to the above technical solution: the handle body is also provided with a first adapter, and the first vent is provided with a protruding first connector on the side near the first negative pressure tube. One end of the first adapter is sleeved on the outside of the first connector, and the other end of the first adapter extends into the first negative pressure tube.

[0010] As a further improvement to the above technical solution: the treatment head is also provided with a second adapter, one side of the second adapter is inserted into the second negative pressure tube, and the other side of the second adapter is provided with a sealing protrusion, which is arranged opposite to the first vent.

[0011] As a further improvement to the above technical solution: a filter element is provided inside the second negative pressure tube.

[0012] As a further improvement to the above technical solution: the inner wall of the handle is provided with multiple spaced reinforcing ribs, and each reinforcing rib is provided with a limiting groove for placing the first negative pressure tube.

[0013] As a further improvement to the above technical solution: the handle body includes an upper shell and a lower shell, and the reinforcing rib is provided on the lower shell.

[0014] As a further improvement to the above technical solution: the driving assembly includes a base, a driving component, a guide rail, a sliding seat, and a push rod. The base is disposed on the lower shell, the first negative pressure tube is located between the base and the lower shell, the driving component and the guide rail are disposed on the base, the sliding seat is slidably disposed on the guide rail, and the push rod is disposed on the sliding seat. The push rod is used to push the microneedle assembly out of the treatment head.

[0015] As a further improvement to the above technical solution: the treatment head includes a shell, a second connecting plate, a microneedle seat and a return spring. The second connecting plate is disposed on the shell and is detachably connected to the first connecting plate. A limiting ring is provided on the second connecting plate. A guide post is provided on the microneedle seat and passes through the limiting ring. The microneedle assembly is disposed on the microneedle seat. The return spring abuts between the shell and the microneedle seat.

[0016] As a further improvement to the above technical solution: the outer shell is provided with a first spring seat around the microneedle assembly, and a second spring seat corresponding to the first spring seat is provided around the microneedle seat. There are four reset springs, which abut against the corresponding first spring seat and second spring seat respectively.

[0017] As a further improvement to the above technical solution: the first connecting plate is provided with a slot, and the second connecting plate is provided with a buckle, the buckle cooperating with the slot.

[0018] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0019] The radiofrequency microneedle handle disclosed in this utility model is driven by a drive component to extend the treatment head of the microneedle assembly, thereby achieving the action of piercing human tissue. The drive component includes, but is not limited to, a drive motor, a screw assembly, a telescopic cylinder, an electric telescopic rod, and other devices. The first negative pressure tube is connected to an external negative pressure pump through a wire end seat. The first negative pressure tube, the first air vent, the second air vent, and the second negative pressure tube constitute a negative pressure pipeline. All components are located internally, so there is no need to worry about the negative pressure pipeline falling off during the use of the handle, making it more convenient to use, more reliable, and more aesthetically pleasing. Attached Figure Description

[0020] Figure 1 This is a three-dimensional structural diagram of the radio frequency microneedle handle in this utility model.

[0021] Figure 2 This is a three-dimensional structural diagram of the handle body in this utility model.

[0022] Figure 3 This is an exploded structural diagram showing the connection relationship of the first negative pressure tube inside the handle of this utility model.

[0023] Figure 4 This is a schematic diagram of the structure of the back of the treatment head in this utility model.

[0024] Figure 5 This is a schematic diagram of the exploded structure of the treatment head in this utility model.

[0025] Figure 6 This is a schematic diagram of the back of the treatment head shell in this utility model.

[0026] The labels in the diagram represent: 10. Handle; 11. Cable end holder; 12. Drive assembly; 121. Base; 122. Drive component; 123. Guide rail; 124. Sliding seat; 125. Push rod; 13. First connecting plate; 131. First vent; 132. First connector; 133. Slot; 14. First negative pressure pipe; 15. First adapter; 16. Reinforcing rib; 161. Limiting groove; 17. Upper shell; 1 8. Lower shell; 20. Treatment head; 21. Microneedle assembly; 22. Negative pressure groove; 221. Second vent; 23. Second negative pressure tube; 24. Second adapter; 241. Sealing protrusion; 25. Filter element; 26. Outer shell; 27. Second connecting plate; 271. Limiting ring; 272. Buckle; 28. Microneedle seat; 281. Guide post; 29. ​​Reset spring; 291. First spring seat; 292. Second spring seat. Detailed Implementation

[0027] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0028] As illustrated in this invention, unless the context clearly indicates otherwise, words such as "a," "an," "a kind," and / or "the" do not specifically refer to the singular and may also include the plural. The terms "first," "second," and similar words used in this invention do not indicate any order, quantity, or importance, but are merely used to distinguish different components. Similarly, words such as "comprising" or "including" mean that the element or object preceding the word encompasses the elements or objects listed after the word and their equivalents, without excluding other elements or objects. Words such as "connected" or "linked" are not limited to physical or mechanical connections but can include electrical connections, whether direct or indirect.

[0029] Figures 1 to 6 An embodiment of the present invention is shown. The radio frequency microneedle handle of this embodiment includes a handle body 10 and a treatment head 20. The treatment head 20 is detachably connected to one end of the handle body 10, and the other end of the handle body 10 is provided with a wire tail seat 11. A drive component 12 is provided inside the handle body 10, and a microneedle component 21 is provided inside the treatment head 20. The drive component 12 is used to drive the microneedle component 21 to extend out of the treatment head 20.

[0030] A first connecting plate 13 is provided at one end of the handle 10 near the treatment head 20. A first vent 131 is provided on the first connecting plate 13. A first negative pressure tube 14 is provided inside the handle 10. One end of the first negative pressure tube 14 is connected to the wire end seat 11, and the other end of the first negative pressure tube 14 is connected to the first vent 131.

[0031] The head of the treatment head 20 is provided with a negative pressure groove 22, and the bottom of the negative pressure groove 22 is provided with a second vent 221. The treatment head 20 is provided with a second negative pressure tube 23 that communicates with the second vent 221. The end of the second negative pressure tube 23 that is away from the second vent 221 is connected to the first vent 131.

[0032] The radiofrequency microneedle handle is driven by the microneedle assembly 21 to extend the treatment head 20 through the drive assembly 12 to achieve the action of piercing human tissue. The drive assembly 12 includes, but is not limited to, a drive motor, a screw assembly, a telescopic cylinder, an electric telescopic rod, and other devices. The first negative pressure tube 14 is connected to an external negative pressure pump through the wire end seat 11. The first negative pressure tube 14, the first vent 131, the second vent 221, and the second negative pressure tube 23 form a negative pressure pipeline. All components are set inside, so there is no need to worry about the negative pressure pipeline falling off during the use of the handle, making it more convenient to use, more reliable, and more aesthetically pleasing.

[0033] In this embodiment, the handle 10 is further provided with a first adapter 15. The first vent 131 has a protruding first connector 132 on the side near the first negative pressure tube 14. One end of the first adapter 15 is sleeved on the outside of the first connector 132, and the other end of the first adapter 15 extends into the first negative pressure tube 14. Specifically, the first adapter 15 serves as the connecting carrier between the first negative pressure tube 14 and the first vent 131, thus achieving a sealed connection.

[0034] In this embodiment, the treatment head 20 is further provided with a second adapter 24. One side of the second adapter 24 is inserted into the second negative pressure tube 23, and the other side of the second adapter 24 is provided with a sealing protrusion 241, which is disposed opposite to the first vent 131. Specifically, the second adapter 24 enables communication between the second negative pressure tube 23 and the first vent 131, and the sealing protrusion 241 can maintain the sealing performance of the pipeline after the treatment head 20 is connected to the handle 10, further improving reliability.

[0035] In this embodiment, a filter element 25 is provided inside the second negative pressure tube 23. Specifically, the filter element 25 filters out impurities adsorbed by negative pressure. Since the treatment head 20 is a consumable, the filter element 25 prevents impurities from entering the first negative pressure tube 14 of the handle 10, which helps to keep the first negative pressure tube 14 clean and improve the service life of the handle 10.

[0036] In this embodiment, the inner wall of the handle 10 is provided with multiple spaced reinforcing ribs 16, and each reinforcing rib 16 is provided with a limiting groove 161 for placing the first negative pressure tube 14. Specifically, the reinforcing ribs 16 ensure the strength of the inner wall, the limiting grooves 161 restrict the position of the first negative pressure tube 14, and save internal space of the handle 10.

[0037] In this embodiment, the handle 10 includes an upper shell 17 and a lower shell 18, with reinforcing ribs 16 disposed on the lower shell 18. Specifically, the two shells facilitate installation.

[0038] In this embodiment, the driving assembly 12 includes a base 121, a driving component 122, a guide rail 123, a sliding seat 124, and a push rod 125. The base 121 is disposed on the lower shell 18, and the first negative pressure tube 14 is located between the base 121 and the lower shell 18. The driving component 122 and the guide rail 123 are disposed on the base 121, the sliding seat 124 is slidably disposed on the guide rail 123, and the push rod 125 is disposed on the sliding seat 124. The push rod 125 is used to push the microneedle assembly 21 out of the treatment head 20. Specifically, the base 121 can serve as an upper limit plate for the first negative pressure tube 14 to further prevent the first negative pressure tube 14 from being misaligned within the handle 10. The driving component 122 can be selected from devices such as a stepper motor, a linear motor, and a screw motor. The output shaft of the driving component 122 drives the sliding seat 124 to slide on the guide rail 123, thereby driving the push rod 125 to move and push the microneedle assembly 21 out of the treatment head 20.

[0039] In this embodiment, the treatment head 20 includes a housing 26, a second connecting plate 27, a microneedle seat 28, and a return spring 29. The second connecting plate 27 is disposed on the housing 26 and is detachably connected to the first connecting plate 13. A limiting ring 271 is provided on the second connecting plate 27. A guide post 281 passing through the limiting ring 271 is provided on the microneedle seat 28. The microneedle assembly 21 is disposed on the microneedle seat 28. The return spring 29 abuts against the housing 26 and the microneedle seat 28. Specifically, when the push rod 125 pushes the microneedle seat 28 to move, it is guided by the cooperation of the guide post 281 and the limiting ring 271, and the return spring 29 resets the microneedle seat 28 and the microneedle assembly 21. The microneedle assembly 21 includes multiple microneedles arranged at intervals.

[0040] In this embodiment, the outer shell 26 is provided with first spring seats 291 around the microneedle assembly 21, and the microneedle seat 28 is provided with second spring seats 292 corresponding to the first spring seats 291 around its perimeter. Four reset springs 29 are provided, and they respectively abut against the corresponding first spring seats 291 and second spring seats 292. Specifically, the four reset springs 29 enable more stable reset.

[0041] In this embodiment, the first connecting plate 13 is provided with a slot 133, and the second connecting plate 27 is provided with a buckle 272, which engages with the slot 133. Specifically, the detachable connection is achieved through the engagement of the slot 133 and the buckle 272.

[0042] Although the present invention has been disclosed above with reference to preferred embodiments, it is not intended to limit the present invention. Any person skilled in the art can make many possible variations and modifications to the present invention, or modify it into equivalent embodiments, without departing from the scope of the present invention. Therefore, any simple modifications, equivalent changes, and modifications made to the above embodiments based on the technical essence of the present invention, without departing from the content of the present invention, should fall within the protection scope of the present invention.

Claims

1. A radiofrequency microneedle handle, comprising a handle body (10) and a treatment head (20), wherein the treatment head (20) is detachably connected to one end of the handle body (10), and the other end of the handle body (10) is provided with a wire tail seat (11); a drive assembly (12) is provided inside the handle body (10), and a microneedle assembly (21) is provided inside the treatment head (20), wherein the drive assembly (12) is used to drive the microneedle assembly (21) to extend out of the treatment head (20); characterized in that: The handle (10) is provided with a first connecting plate (13) at one end near the treatment head (20), and a first vent (131) is provided on the first connecting plate (13). A first negative pressure tube (14) is provided inside the handle (10). One end of the first negative pressure tube (14) is connected to the thread end seat (11), and the other end of the first negative pressure tube (14) is connected to the first vent (131). The head of the treatment head (20) is provided with a negative pressure groove (22), and the bottom of the negative pressure groove (22) is provided with a second air vent (221). The treatment head (20) is provided with a second negative pressure tube (23) that communicates with the second air vent (221). The end of the second negative pressure tube (23) away from the second air vent (221) is connected to the first air vent (131).

2. The radio frequency microneedle handle according to claim 1, characterized in that: The handle (10) is also provided with a first adapter (15). The first vent (131) is provided with a protruding first connector (132) on the side near the first negative pressure tube (14). One end of the first adapter (15) is sleeved on the outside of the first connector (132), and the other end of the first adapter (15) extends into the first negative pressure tube (14).

3. The radio frequency microneedle handle according to claim 1, characterized in that: The treatment head (20) is also provided with a second adapter (24). One side of the second adapter (24) is inserted into the second negative pressure tube (23), and the other side of the second adapter (24) is provided with a sealing protrusion (241). The sealing protrusion (241) is arranged opposite to the first vent (131).

4. The radiofrequency microneedle handle according to claim 3, characterized in that: The second negative pressure tube (23) is equipped with a filter element (25).

5. The radiofrequency microneedle handle according to any one of claims 1 to 4, characterized in that: The inner wall of the handle (10) is provided with a plurality of spaced reinforcing ribs (16), and each of the reinforcing ribs (16) is provided with a limiting groove (161) for placing the first negative pressure tube (14).

6. The radio frequency microneedle handle according to claim 5, characterized in that: The handle (10) includes an upper shell (17) and a lower shell (18), and the reinforcing rib (16) is provided on the lower shell (18).

7. The radio frequency microneedle handle according to claim 6, characterized in that: The drive assembly (12) includes a base (121), a drive member (122), a guide rail (123), a sliding seat (124), and a push rod (125). The base (121) is disposed on the lower shell (18). The first negative pressure tube (14) is located between the base (121) and the lower shell (18). The drive member (122) and the guide rail (123) are disposed on the base (121). The sliding seat (124) is slidably disposed on the guide rail (123). The push rod (125) is disposed on the sliding seat (124). The push rod (125) is used to push the microneedle assembly (21) to extend out of the treatment head (20).

8. The radiofrequency microneedle handle according to any one of claims 1 to 4, characterized in that: The treatment head (20) includes a housing (26), a second connecting plate (27), a microneedle seat (28), and a return spring (29). The second connecting plate (27) is disposed on the housing (26) and is detachably connected to the first connecting plate (13). The second connecting plate (27) is provided with a limiting ring (271). The microneedle seat (28) is provided with a guide post (281) passing through the limiting ring (271). The microneedle assembly (21) is disposed on the microneedle seat (28). The return spring (29) abuts between the housing (26) and the microneedle seat (28).

9. The radio frequency microneedle handle according to claim 8, characterized in that: The outer shell (26) is provided with a first spring seat (291) around the microneedle assembly (21). The microneedle seat (28) is provided with a second spring seat (292) corresponding to the first spring seat (291) around its perimeter. There are four reset springs (29), which abut against the corresponding first spring seat (291) and second spring seat (292) respectively.

10. The radio frequency microneedle handle according to claim 8, characterized in that: The first connecting plate (13) is provided with a slot (133), and the second connecting plate (27) is provided with a buckle (272), which cooperates with the slot (133).

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