CN219230721U

CN219230721U - Disposable temperature-control internal heat needle for pain treatment

Info

Publication number: CN219230721U
Application number: CN202320223250.6U
Authority: CN
Inventors: 徐阳; 吴玉秀
Original assignee: Beijing Beiqi Medical Technology Co ltd
Current assignee: Beijing Beiqi Medical Technology Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-06-23
Anticipated expiration: 2033-02-07

Abstract

The application relates to a disposable temperature-control internal heating needle for pain treatment, which relates to the technical field of medical instruments, and comprises a needle body, a handle and a cable connector, wherein one end of the needle body is provided with a needle head, the other end of the needle body is connected with the handle, a heating wire and a temperature measuring point are arranged in the needle body, threads are arranged on one end, far away from the needle body, of the handle and the cable connector, and the cable connector is connected with the handle through threads; the handle is internally provided with a temperature control component, the heating wire and the temperature measuring point are electrically connected with the temperature control component, and the temperature control component is connected with a power line. The needle body is used for being inserted into a human body for treatment, the heating wire is used for heating the needle body, the temperature measuring point is used for temperature detection, the handle is connected with the cable connector through threads, the handle and the needle body can be detached from the cable connector on the premise of being fixed and stable, and the cable connector can be reused; the temperature control assembly is used for controlling the heating wire and the temperature measuring point, and the power wire is used for supplying power to the temperature control assembly, the heating wire and the temperature measuring point.

Description

Disposable temperature-control internal heat needle for pain treatment

Technical Field

The application relates to the technical field of medical instruments, in particular to a disposable temperature-control internal heating needle for pain treatment.

Background

The traditional acupuncture treatment mainly adopts a moxibustion method, the method has the defect that the temperature of a needle body cannot be accurately controlled, and according to actual measurement, no matter a gold needle, a silver needle or a stainless steel needle, when a handle mugwort burns, the temperature of a needle handle can be up to 400-450 ℃, the temperature of a needle body at a contact point of the needle body and skin is up to 128-150 ℃, and the temperature of the needle body at about 1 cm under the skin is kept at 37-37.5 ℃, so that the skin surface of a patient has burning sensation when the patient is treated, but the subcutaneous deep layer is still at 37 ℃, and the iatrogenic damage phenomenon that the skin surface is burnt due to high heat often occurs.

At present, although domestic internal heat needle type acupuncture for acupuncture treatment achieves the temperature control effect, the needle tube is poor in heat conduction efficiency, low in temperature rise and small in heating range, the needle handle is not convenient to connect with a connecting wire, the length thickness specification of the internal heat needle is limited, more treatment positions cannot be met, the needle handle of the internal heat needle is thick, and the internal heat needle is easy to topple over due to the weight of a cable during treatment to cause discomfort of a patient or can not achieve the treatment effect.

For the related art, since the inner heat needle needs to contact different human bodies, the disposable inner heat needle needs to be used to ensure that the cross infection is avoided, but the connector which is connected with the inner heat needle and used for power supply does not need to be replaced each time and can be used for multiple times, but the inner heat needle and the connector for power supply are often fixed together, which leads to the fact that the replacement of the inner heat needle needs to replace the connector for power supply together, so that the use cost is increased.

Disclosure of Invention

The utility model aims at providing a disposable temperature-control internal heating needle for pain treatment, which can realize the detachable connection of the internal heating needle and a power supply connector.

The application provides a disposable temperature-control internal heating needle for pain treatment. The following technical scheme is adopted: the disposable temperature-control internal heating needle for pain treatment comprises a needle body, a handle and a cable joint, wherein one end of the needle body is provided with a needle head, the other end of the needle body is connected with the handle, a heating wire and a temperature measuring point are arranged in the needle body, threads are arranged on one end, far away from the needle body, of the handle and the cable joint, and the cable joint is connected with the handle through threads; the handle is internally provided with a temperature control assembly, the heating wire and the temperature measuring point are electrically connected with the temperature control assembly, and the temperature control assembly is connected with a power line.

By adopting the technical scheme, the needle body is used for being inserted into a human body for treatment, the heating wire is used for heating the needle body, the temperature measuring point is used for temperature detection, the handle is connected with the cable connector through threads, the handle and the needle body can be detached from the cable connector on the premise of being fixed and stable, and the cable connector which can be kept clean can be reused after the handle and the needle body are replaced; the temperature control assembly is used for controlling the heating wire and the temperature measuring point, and the power wire is used for supplying power to the temperature control assembly, the heating wire and the temperature measuring point.

Optionally, the temperature control assembly includes flexible circuit board, flexible circuit board sets up in the handle, the heater strip with the temperature measurement point all with flexible circuit board electricity is connected, the power cord sets up in the cable joint, the power cord with flexible circuit board can dismantle the connection.

By adopting the technical scheme, the flexible circuit board can be used as a controller to control the opening and closing of the heating wire, meanwhile, the temperature of the temperature measuring point can be read, the control of the heating wire is completed, and the power wire is used for supplying power to the flexible circuit board, the heating wire and the temperature measuring point; the flexible circuit board is not easy to damage in the use process due to the flexible arrangement.

Optionally, be provided with circular circuit board in the handle, be provided with the spring contact base in the cable joint, circular circuit board with flexible circuit board interconnect, the spring contact base with power cord interconnect, the spring contact base with circular circuit board is followed the length direction of needle is contradicted each other.

Through adopting above-mentioned technical scheme, through the setting of circular circuit board and spring contact base, guarantee to be connected the back with the cable joint at the handle, circular circuit board and spring contact base are contradicted each other for the contact on the circular circuit board can be put through by oneself with the spring contact that spring contact base corresponds, and then makes power cord, circular circuit board, spring contact base and flexible circuit board communicate each other, thereby can realize the real-time reading to the control of heater strip and temperature data of temperature measurement point.

Optionally, an ID chip is disposed in the handle, and the ID chip is soldered on the flexible circuit board.

Through adopting above-mentioned technical scheme, the setting of ID chip can discern different interior hot needles for interior hot needle can match with corresponding host computer.

Optionally, the handle includes a fixed end and a connection end, the fixed end is connected with the needle body in an interconnection manner, the connection end is connected with the cable joint in an interconnection manner, the fixed end is inserted into the connection end and is connected with the connection end in a rotation manner; the outer wall of the fixed end is radially provided with a sliding block along the self, the inner wall of the connecting end is radially provided with an annular sliding groove along the self, and the sliding block is inserted into the annular sliding groove and is in sliding connection with the inner wall of the annular sliding groove.

Through adopting above-mentioned technical scheme, the setting of slider and annular spout can be with stiff end and link along axial locking, prevents that link and stiff end from breaking away from each other, also can guarantee simultaneously to follow circumference rotation each other between stiff end and the link for when twisting to move the link and carrying out threaded connection with cable joint, the stiff end can not rotate, thereby can not destroy the interior temperature control subassembly of stiff end.

Optionally, the heating wire is spiral, the temperature measurement point is arranged at one end of the heating wire, which is close to the needle head.

Through adopting above-mentioned technical scheme, the heater strip can heat the needle body, and the heliciform setting can lengthen heater strip length, and then improves the heating efficiency of needle body.

Optionally, one end of the handle is provided with a glue injection hole, one end of the needle body is inserted into the glue injection hole, the needle body is inserted into the handle, and fixed glue is injected into the glue injection hole.

Through adopting above-mentioned technical scheme, the downthehole fixed glue that pours into of injecting glue can realize injecting glue to the needle body and fix, increases the joint strength of needle body and handle.

Optionally, the heating wire is made of constantan wire.

By adopting the technical scheme, the heating speed and the strength of the heating wire can be ensured by adopting the constantan wire material.

Optionally, the needle body is made of stainless steel.

By adopting the technical scheme, the strength of the needle body can be ensured by adopting stainless steel.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the needle body is used for being inserted into a human body for treatment, the heating wire is used for heating the needle body, the temperature measuring point is used for temperature detection, the handle is connected with the cable connector through threads, the handle and the needle body can be detached from the cable connector on the premise of being fixed and stable, and the fact that the clean cable connector can be kept for repeated use after the handle and the needle body are replaced is achieved; the temperature control assembly is used for controlling the heating wire and the temperature measuring point, and the power wire is used for supplying power to the temperature control assembly, the heating wire and the temperature measuring point.

2. Through the setting of circular circuit board and spring contact base, guarantee to be connected the back with the cable joint at the handle, circular circuit board and spring contact base are contradicted each other to make circular circuit board and spring contact base switch on each other, and then make power cord, circular circuit board, spring contact base and flexible circuit board communicate each other, thereby can realize the real-time reading to the control of heater strip and temperature data of temperature measurement point.

The ID chip is arranged to identify different inner heat pins, so that the inner heat pins can be matched with corresponding hosts.

Drawings

Fig. 1 is a schematic view of the overall structure of the inner heat pin in the present application.

Fig. 2 is a schematic cross-sectional view of an inner heat pin in the present application.

Fig. 3 is an enlarged partial schematic view of the portion a in fig. 2.

In the figure, 1, a needle body; 11. a needle; 12. a heating wire; 13. a temperature measuring point; 2. a handle; 21. a fixed end; 211. a glue injection hole; 212. a second connection hole; 213. a slide block; 214. a mounting cavity; 215. a first clamping groove; 22. a connection end; 221. a first connection hole; 222. an annular chute; 223. an annular connecting block; 3. a cable joint; 31. a third connection hole; 32. a cable plug PCB; 33. a power line; 4. a temperature control assembly; 41. a flexible circuit board; 42. a circular circuit board; 43. a spring contact base; 44. an ID chip.

Detailed Description

The present application is described in further detail below with reference to fig. 1-3.

A disposable temperature-controlled hot needle for pain treatment, referring to fig. 1, comprises a needle body 1, a handle 2 for fixing the needle body 1, and a cable connector 3 for supplying power to devices in the needle body 1 and the handle 2.

Referring to fig. 2 and 3, one end of the needle body 1 is provided with a conical needle head 11, and the needle head 11 adopts a conical arrangement so as to facilitate the insertion of the internal heat needle into a human body; the needle body 1 is arranged in a hollow way, a spiral heating wire 12 is arranged in the hollow cavity of the needle body 1, the heating wire 12 can heat the needle body 1, and the spiral arrangement can lengthen the length of the heating wire 12, so that the heating efficiency of the needle body 1 is improved; a temperature measuring point 13 is arranged in the needle body 1 at a position close to the needle head 11, and the temperature measuring point 13 can detect the temperature of the position of the needle head 11.

Referring to fig. 2, the handle 2 includes a fixed end 21, the needle body 1 is inserted into the fixed end 21, a glue injection hole 211 is formed at one end of the fixed end 21, which is close to the needle body 1, the needle 11 passes through the glue injection hole 211 and is inserted into the fixed end 21 to be fixedly connected with the fixed end 21, and fixing glue is injected into the glue injection hole 211, so that the fixation of glue injection to the needle body 1 is realized, and the connection strength between the needle body 1 and the handle 2 is increased.

Referring to fig. 2, the handle 2 further includes a connecting end 22, the fixed end 21 and the connecting end 22 are both cylindrical, a first connecting hole 221 is formed in the connecting end 22 along an axis, a second connecting hole 212 is formed in the fixed end 21 along the axis, the fixed end 21 is inserted into the first connecting hole 221 and the second connecting hole 212 are coaxially arranged, an annular sliding groove 222 is formed in the first connecting hole 221, an annular sliding block 213 is arranged on the outer wall of the fixed end 21, the annular sliding block 213 is correspondingly inserted into the annular sliding groove 222 and is in sliding connection with the inner wall of the annular sliding groove 222, the sliding block 213 and the annular sliding groove 222 are arranged to axially lock the fixed end 21 and the connecting end 22, the connecting end 22 and the fixed end 21 are prevented from being separated from each other, and meanwhile, the fixed end 21 and the connecting end 22 can be guaranteed to be connected in a mutual rotating manner along the circumferential direction.

Referring to fig. 2, the cable joint 3 is connected with one end of the connecting end 22 far away from the needle body 1, a third connecting hole 31 is axially formed in the cable joint 3, an inner thread is formed in the inner wall of one side of the cable joint 3 close to the connecting end 22, an annular connecting block 223 with a diameter smaller than that of the connecting end 22 is arranged on one side wall of the connecting end 22 close to the cable joint 3 in the axial direction, an outer thread is formed on the outer wall of the annular connecting block 223, the cable joint 3 and the connecting end 22 are in threaded connection with the outer thread on the annular connecting block 223 through the inner thread on the inner wall of the first connecting hole 221, the handle 2 and the cable joint 3 are conveniently fixed in a threaded connection mode, and meanwhile, due to the fact that the fixed end 21 and the connecting end 22 can mutually rotate along the circumferential direction, when the connecting end 22 and the cable joint 3 are screwed, the fixed end 21 cannot rotate, and therefore equipment inside the fixed end cannot be affected; after the cable connector 3 is connected with the connection end 22, a side surface of the cable connector 3, which is close to the connection end 22, can be mutually abutted against a side surface of the connection end 22, which is close to one end of the cable connector 3, so that the length of threaded connection between the cable connector 3 and the connection end 22 can be limited.

Referring to fig. 2, a mounting cavity 214 is formed in the fixed end 21 along the axial direction, a temperature control assembly 4 is arranged in the mounting cavity 214, the temperature control assembly 4 comprises a flexible circuit board 41, the flexible circuit board 41 adopts a PCB circuit board, the routing of the PCB circuit board is an annular contact pad, and a heating wire 12 and a temperature measuring point 13 in the needle body 1 are connected with the flexible circuit board 41 through pins, so that the flexible circuit board 41 can control the heating of the heating wire 12 and detect the temperature of the position of the needle head 11 in real time through the temperature measuring point 13, and the temperature control of the needle body 1 is realized; the flexible circuit board 41 is also soldered with an ID chip 44, and the ID chip 44 is configured to identify different inner heat pins, so that the inner heat pins can be matched with a corresponding host.

Referring to fig. 2, the mounting cavity 214 is coaxially arranged with the second connection hole 212, a first clamping groove 215 is axially formed on a side surface of the fixed end 21 far from the needle body 1, the first clamping groove 215 is coaxially arranged with the second connection hole 212, a circular circuit board 42 is arranged in the first clamping groove 215, and one side of the circular circuit board 42 in the axial direction is mutually abutted against a side wall of the first clamping groove 215 near to the needle body 1, so that the circular circuit board 42 can be mounted and limited; one end of the flexible circuit board 41 is connected to the circular circuit board 42.

Referring to fig. 2, the second connection hole 212 and the third connection hole 31 are internally and axially inserted with a spring contact base 43, one end of the spring contact base 43 along the axial direction is mutually abutted against the circular circuit board 42, and the spring contact base 43 can be communicated and communicated with each other when being mutually abutted against the circular circuit board 42; also in the third connection hole 31 is a cable plug PCB32, one end of the cable plug PCB32 is connected with the spring contact base 43, the other end is connected with a power cord 33, the power cord 33 is inserted into the cable connector 3 from the end of the cable connector 3 far from the needle body 1 and is connected with the cable plug PCB32, the spring contact base 43, the circular circuit board 42 and the flexible circuit board 41 can be communicated with each other, and the power cord 33 can provide power.

Referring to fig. 2, the third connecting hole 31 is provided in a stepped manner, and the diameter of the third connecting hole 31 near one end of the handle 2 is larger than the diameter of the third connecting hole 31 far from one end of the handle 2, so that one end of the spring contact base 43 along the axial direction is in contact with the inner wall of the stepped position of the third connecting hole 31, and the other end is in contact with the annular connecting block 223, thereby being capable of installing and limiting the spring contact base 43 and preventing the spring contact base 43 from shaking; the inner wall at the step position of the third connecting hole 31 is provided with a chamfer, one end of the cable plug PCB32 is spliced in one end of the third connecting hole 31 far away from the handle 2, and the cable plug PCB32 sees that one end of the handle 2 is provided with a chamfer attached to the inner wall chamfer at the step position of the third connecting hole 31, so that the cable plug PCB32 can be limited, and the cable plug PCB32 is prevented from shaking in the cable connector 3.

The implementation principle of the embodiment of the application is as follows: the internal heating needle is identified according to the ID chip 44, the host is matched, the handle 2 is screwed into the corresponding cable connector 3, when the handle 2 cannot rotate, the handle 2 is connected with the cable connector 3, the circular circuit board 42 is communicated with the spring contact base, the power wire 33 is connected with electricity, the heating wire 12 can generate heat, the temperature measuring point 13 detects the temperature of the needle body 1 in real time, and the needle body 1 can be inserted into the human body for treatment; when the treatment is completed, the power line 33 is disconnected, the handle 2 can be disconnected from the cable connector 3 by reversing the handle 2, and the replacement of the internal heating needle is realized.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The disposable temperature-control internal heating needle for pain treatment comprises a needle body (1), a handle (2) and a cable joint (3), and is characterized in that one end of the needle body (1) is provided with a needle head (11), the other end of the needle body is connected with the handle (2), a heating wire (12) and a temperature measuring point (13) are arranged in the needle body (1), threads are arranged on one end, away from the needle body (1), of the handle (2) and the cable joint (3), and the cable joint (3) is connected with the handle (2) through threads; the handle (2) is internally provided with a temperature control component (4), the heating wire (12) and the temperature measuring point (13) are electrically connected with the temperature control component (4), and the temperature control component (4) is connected with a power line (33).

2. A disposable temperature-controlled inner heating needle for pain treatment according to claim 1, wherein the temperature-controlled assembly (4) comprises a flexible circuit board (41), the flexible circuit board (41) is arranged in the handle (2), the heating wire (12) and the temperature measuring point (13) are electrically connected with the flexible circuit board (41), the power wire (33) is arranged in the cable joint (3), and the power wire (33) is detachably connected with the flexible circuit board (41).

3. A disposable temperature-controlled inner heating needle for pain treatment according to claim 2, wherein a circular circuit board (42) is arranged in the handle (2), a spring contact base (43) is arranged in the cable connector (3), the circular circuit board (42) is mutually connected with the flexible circuit board (41), the spring contact base (43) is mutually connected with the power wire (33), and the spring contact base (43) and the circular circuit board (42) are mutually abutted along the length direction of the needle body (1).

4. A disposable temperature-controlled hot needle for pain treatment according to claim 2, wherein an ID chip (44) is provided in the handle (2), the ID chip (44) being soldered to the flexible circuit board (41).

5. A disposable temperature-controlled inner heating needle for pain treatment according to claim 1, wherein the handle (2) comprises a fixed end (21) and a connecting end (22), the fixed end (21) is connected with the needle body (1), the connecting end (22) is connected with the cable joint (3), the fixed end (21) is inserted in the connecting end (22) and the fixed end (21) and the connecting end (22) are connected in a rotating way;

the outer wall of the fixed end (21) is radially provided with a sliding block (213) along the self, the inner wall of the connecting end (22) is radially provided with an annular sliding groove (222) along the self, the sliding block (213) is inserted into the annular sliding groove (222) and the sliding block (213) is in sliding connection with the inner wall of the annular sliding groove (222).

6. A disposable temperature-controlled hot needle for pain treatment according to claim 1, wherein the heating wire (12) is spiral, and the temperature measuring point (13) is disposed on the heating wire (12) near one end of the needle (11).

7. The disposable temperature-controlled internal heating needle for pain treatment according to claim 1, wherein one end of the handle (2) is provided with a glue injection hole (211), one end of the needle body (1) is inserted into the glue injection hole (211) and the needle body (1) is inserted into the handle (2), and the glue injection hole (211) is injected with fixed glue.

8. A disposable temperature-controlled heat pin for pain management as set forth in claim 1, wherein: the heating wire (12) is made of constantan wire materials.

9. A disposable temperature-controlled heat pin for pain management as set forth in claim 1, wherein: the needle body (1) is made of stainless steel.