CN215584832U

CN215584832U - Electric needle-pulling knife with replaceable needle head

Info

Publication number: CN215584832U
Application number: CN202120918123.9U
Authority: CN
Inventors: 吴志鹏; 孙剑峰; 李慧; 何成诗; 郭鸿
Original assignee: Teaching Hospital of Chengdu University of TCM
Current assignee: Teaching Hospital of Chengdu University of TCM
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-01-21
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses an electric needle-pulling knife with a replaceable needle head, which comprises a handle and a needle head, wherein the needle head is detachably connected with the handle, the distal end part of the needle head is a blunt port, a vibration assembly is arranged in the handle and is positioned at the joint of the needle head and the handle, a power supply interface is arranged on the handle, and the vibration assembly is electrically connected with the power supply interface. The utility model can control the cutting force, avoid damaging normal tissues, change the needle head according to the actual condition, meet the requirement of the operation, is convenient to use and improves the operation efficiency.

Description

Electric needle-pulling knife with replaceable needle head

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an electric needle-pulling knife with a replaceable needle head.

Background

The needle knife is invented in the last 60 th century by the professor of Zhuhan chapter, is based on the traditional acupuncture theory, combines the open scalpel of western medicine with the acupuncture therapy of traditional Chinese medicine, is inserted into the human body by the needle concept without long-running incision by combining the modern surgical medicine, can play the therapeutic role of the knife in the human body, and achieves the purposes of stimulating, loosening, cutting and stripping the focus under the closed condition by applying the basic theories of needle knife medicine such as the bow-string mesh theory, the chronic soft tissue injury, the meridian muscle theory and the like to dialectically select points and by using needle knife manipulation such as knife adjustment, knife control and the like, thereby having obvious clinical curative effect.

When treating cervical vertebra related diseases, a needle-pulling knife is often used, and an operator firstly uses the scalpel to cut an incision at a focus, then inserts the needle-pulling knife, and uses the needle-pulling knife to cut connective tissues in the focus. The end part of the existing needle-pulling knife is of a common needle knife structure, so that the normal tissues around the focus are easily damaged during use, the length of the needle head is fixed, the situation that the length is insufficient can occur, and during cutting operation, due to the difference of force holding, the situation that the needle head is too heavy or too light can occur, the cutting cannot be completed due to too light force, and the normal tissues around the needle head are easily damaged due to too heavy force.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide the electric needle-pulling knife with the replaceable needle head, which can control the cutting force, avoid the damage to normal tissues, replace the needle head according to the actual condition, meet the requirements of operations, be convenient to use and improve the operation efficiency.

In order to achieve the purpose, the electric needle-pulling knife with the replaceable needle head comprises a handle and a needle head, wherein the needle head is detachably connected with the handle, the far end part of the needle head is a blunt port, a vibration assembly is arranged in the handle and is positioned at the connection part of the needle head and the handle, a power interface is arranged on the handle, and the vibration assembly is electrically connected with the power interface.

Preferably, a built-in power supply is arranged in the handle, a start-stop switch is arranged on the surface of the handle, the built-in power supply is electrically connected with the vibration assembly, the start-stop switch is electrically connected with the vibration assembly, and the built-in power supply is electrically connected with the power supply interface.

Furthermore, a groove corresponding to the hand holding is formed in the handle.

Furthermore, the middle part of the handle is provided with a bend.

Further, the vibration component is a high-speed motor.

Preferably, the distal end of the needle is spherical.

Further, the needles may be of a variety of types, each type having a different length.

Further, the start-stop switch is located on the side face of the handle.

Further, the power interface is located at the tail end of the handle.

Compared with the prior art, the utility model has the following technical effects:

1. the utility model can control the cutting force and avoid damaging normal tissues;

2. the needle head is replaced according to the actual condition, so that the requirement of the operation is met;

3. the utility model is convenient to use and improves the operation efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic longitudinal sectional view of the embodiment;

FIG. 3 is a schematic structural view of a trailing end face of the embodiment;

icon: 1-handle, 2-needle, 3-vibration component, 4-built-in power supply, 5-start-stop switch, 6-power interface, 7-groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present application, it should be noted that the indication of orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which is usually placed when the product of the application is used, or the orientation or positional relationship which is usually understood by those skilled in the art, or the orientation or positional relationship which is usually placed when the product of the application is used, and is only for the convenience of describing the application and simplifying the description, but does not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Examples

The utility model provides an electronic needle sword of pulling out of removable syringe needle, includes handle 1, syringe needle 2 can be dismantled with handle 1 and be connected, and the distal end portion of syringe needle 2 is blunt mouthful, is provided with vibration subassembly 3 in the handle 1, and vibration subassembly 3 is located the junction of syringe needle 2 and handle 1, is provided with power source 6 on the handle 1, and vibration subassembly 3 is connected with power source 6 electricity.

A built-in power supply 4 is arranged in the handle 1, a start-stop switch 5 is arranged on the surface of the handle 1, the built-in power supply 4 is electrically connected with the vibration component 3, the start-stop switch 5 is electrically connected with the vibration component 3, and the built-in power supply 4 is electrically connected with the power interface 6; the handle 1 is provided with a groove 7 corresponding to the handle; the middle part of the handle 1 is provided with a bend; the vibration component 3 is a high-speed motor; the distal end of the needle 2 is spherical; the needles 2 have various types, and the length of each type of needle 2 is different; the start-stop switch 5 is positioned on the side surface of the handle 1; the power interface 6 is located at the rear end of the handle 1.

When the surgical knife is used, an opening is formed in a focus position through the surgical knife, then the needle head 2 with the corresponding length is selected according to actual conditions, the needle head 2 is installed on the handle 1 and is inserted into the focus, the vibration component 3 is started, the vibration component 3 drives the needle head 2 to cut connective tissues in the focus, and the start-stop switch 5 can also adjust the vibration strength to meet the requirements of surgery; the groove 7 on the handle 1 is convenient for holding and applying force by an operator; the distal end of the needle 2 is not blunt or bulbous to avoid damage to normal tissue.

The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an electronic needle sword of pulling out of removable syringe needle which characterized in that: including handle (1), syringe needle (2) can be dismantled with handle (1) and be connected, and the distal end portion of syringe needle (2) is blunt mouthful, is provided with vibration subassembly (3) in handle (1), and vibration subassembly (3) are located the junction of syringe needle (2) and handle (1), are provided with power source (6) on handle (1), and vibration subassembly (3) are connected with power source (6) electricity.

2. The electric needle-drawing knife with replaceable needle head as claimed in claim 1, wherein: the handle is characterized in that a built-in power supply (4) is arranged in the handle (1), a start-stop switch (5) is arranged on the surface of the handle (1), the built-in power supply (4) is electrically connected with the vibration component (3), the start-stop switch (5) is electrically connected with the vibration component (3), and the built-in power supply (4) is electrically connected with the power interface (6).

3. The electric needle drawing knife with replaceable needle head as claimed in claim 1 or 2, wherein: the handle (1) is provided with a groove (7) corresponding to the handle in hand holding.

4. The electric needle drawing knife with replaceable needle head as claimed in claim 1 or 2, wherein: the middle part of the handle (1) is provided with a bend.

5. The electric needle drawing knife with replaceable needle head as claimed in claim 1 or 2, wherein: the vibration component (3) is a high-speed motor.

6. The electric needle-drawing knife with replaceable needle head as claimed in claim 1, wherein: the distal end of the needle (2) is spherical.

7. The electric needle drawing knife with replaceable needle head as claimed in claim 1 or 6, wherein: the needles (2) have various types, and the length of each type of needle (2) is different.

8. The electric needle-drawing knife with replaceable needle head as claimed in claim 2, wherein: the start-stop switch (5) is positioned on the side surface of the handle (1).

9. The electric needle-drawing knife with replaceable needle head as claimed in claim 2, wherein: the power interface (6) is positioned at the tail end of the handle (1).