CN213787752U

CN213787752U - Ceramic head applied to plasma surgical knife head

Info

Publication number: CN213787752U
Application number: CN202022409979.1U
Authority: CN
Inventors: 刘岳宇; 但家兵
Original assignee: Nanjing Meichun Medical Co ltd
Current assignee: Nanjing Meichun Medical Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-07-27
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a ceramic head applied to a plasma surgical knife head, which comprises a connecting piece, wherein a ceramic head is arranged at the upper end of the connecting piece, the top of the ceramic head is arranged in an upward inclined way from the front to the back and forms an inclined plane, the inclined plane at the top of the ceramic head and the rear end of the connecting piece are provided with a first inclined plane, the inclined plane at the top of the ceramic head and the front end of the connecting piece are provided with a second inclined plane, and a discharge hole is arranged at the central position of the inclined plane at the top of the ceramic head, the utility model provides a ceramic head of a plasma surgical knife head, which adopts an irregular quadrilateral structure, the upper and lower ends of the ceramic head are changed into straight lines from arc lines, thereby shortening the distance between two electrodes, enabling the electrode energy to act on an affected part more quickly, and enabling the energy of the electrode to be more concentrated due to the reduction of the area of the ceramic head, the effect is better.

Description

Ceramic head applied to plasma surgical knife head

Technical Field

The utility model relates to a be applied to ceramic head of plasma surgical knife head.

Background

The plasma surgical knife head is medical equipment used for minimally invasive treatment in cooperation with a plasma surgical system, and can achieve the purpose of treatment quickly and safely. The plasma surgical knife head is characterized in that a special high-radio-frequency electric field is provided by the main machine to act on the front end of the knife head, and a plasma layer is formed in physiological saline and human tissue fluid. The host monitors and optimizes the amplitude and frequency of the voltage applied to the plasma thin layer in real time according to different characteristics and working environment types, so that the functions of cutting, vaporizing and coagulating tissues and the like are achieved, no redundant heat is generated, and the purpose of treating related diseases is achieved.

When the existing circular ceramic head of the plasma surgical knife head is used for minimally invasive surgery, the visual field area observed through an endoscope is small, the affected part cannot be searched favorably, the distance between two electrodes is increased due to the circular structure, the energy of the electrodes cannot be concentrated quickly, and the surgical effect and efficiency are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a ceramic head applied to a plasma surgical knife head is provided.

The utility model discloses a realize through following technical scheme:

the utility model provides a be applied to ceramic head of plasma surgical knife head which characterized in that: including a connecting piece the connecting piece upper end is provided with a ceramic head, the top of ceramic head is from the past backward tilt up setting to form an inclined plane the inclined plane at ceramic head top with the rear end of connecting piece is provided with first inclined plane the inclined plane at ceramic head top with the front end of connecting piece is provided with the second inclined plane the inclined plane central point department at ceramic head top sets up a discharge hole be located on the inclined plane at ceramic head top one side of discharge hole is provided with 3 electrode holes the symmetry is provided with 3 first electrode holes on the inclined plane at ceramic head top.

Preferably, the discharge hole and the inclined surface of the ceramic head are in circular arc transition.

Preferably, circular arc transition is adopted at the connection position of the edges of the ceramic heads.

Preferably, the angle a between the first inclined surface and the connecting member is 161 °.

Preferably, the angle b between the first inclined surface and the inclined surface of the top of the ceramic head is 78 °.

Preferably, the angle c between the second inclined surface and the inclined surface of the top of the ceramic head is 138 °.

Preferably, the diameter of 3 electrode holes and 3 first electrode holes is equal to phi 0.35.

The utility model has the advantages that: compared with the prior art, the utility model provides a ceramic head of plasma surgical knife head, this ceramic head adopts the trapezium structure, the upper and lower both ends of ceramic head change the straight line into by the pitch arc, the distance between two electrodes has been shortened, make electrode energy can be more quick act on the affected part, and because ceramic head's area diminishes, make the energy of electrode more concentrated, the effect is better, in addition, ceramic head area diminishes, also make in the minimal access surgery, the field of vision area of scope increases, the more easy quick affected part of looking for, reduce the operation risk.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a left side view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a perspective view of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, 2 and 3, the ceramic head applied to the plasma scalpel head comprises a connecting piece 1, a ceramic head 2 is arranged at the upper end of the connecting piece 1, the top of the ceramic head 2 is arranged in a manner of inclining upwards from the front to the back to form an inclined plane 3, a first inclined plane 4 is arranged at the inclined plane 3 at the top of the ceramic head 2 and the rear end of the connecting piece 1, a second inclined plane 5 is arranged at the inclined plane 3 at the top of the ceramic head 2 and the front end of the connecting piece 1, a discharge hole 6 is arranged at the center of the inclined plane 3 at the top of the

ceramic head

2, 3 electrode holes 7 are arranged at one side of the discharge hole 6 on the inclined plane 3 at the top of the

ceramic head

2, and 3 first electrode holes 8 are symmetrically arranged on the inclined plane 3 at the top of the ceramic head 2.

The utility model discloses in the embodiment of a preferred, the discharge hole with circular arc transition between the inclined plane of ceramic head can make waste liquid can not stick or hang on the ceramic head when discharging, makes waste liquid's emission more smooth and easy, has saved the time for the operation.

The utility model discloses in the embodiment of a preferred 2 edge connection departments of ceramic head all adopt circular arc 9 to pass through, compare the right angle design commonly used, have avoided fish tail histocyte when the operation, make the operation safer.

In a preferred embodiment of the present invention, the included angle a between the first inclined plane 4 and the connecting member 1 is 161 °.

In a preferred embodiment of the present invention, the angle b between the first inclined surface 4 and the inclined surface 3 of the top of the ceramic head is 78 °.

In a preferred embodiment of the present invention, the angle c between the second inclined surface 5 and the inclined surface 3 of the top of the ceramic head is 138 °.

In a preferred embodiment of the present invention, 3

electrode holes

7 and 3 are the same diameter of the first electrode hole 8, which is phi 0.35.

Further, the included angles a, b, and c are not limited to the above-mentioned angles, and may be adjusted before machining according to actual operating conditions.

The specific working steps are as follows:

1. inserting electrode wires into electrodes at the left end and the right end of the ceramic head, and penetrating through the steel pipe to be connected with the cable;

2. opening the main machine to operate the plasma scalpel, and concentrating the generated electrode on the electrode wire on the ceramic head;

3. the generated electrode acts on the affected part;

4. cutting waste liquid generated in the operation enters the drain pipe through the discharge hole on the ceramic head and is discharged through the negative pressure pump.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a be applied to ceramic head of plasma surgical knife head which characterized in that: including a connecting piece the connecting piece upper end is provided with a ceramic head, the top of ceramic head is from the past backward tilt up setting to form an inclined plane the inclined plane at ceramic head top with the rear end of connecting piece is provided with first inclined plane the inclined plane at ceramic head top with the front end of connecting piece is provided with the second inclined plane the inclined plane central point department at ceramic head top sets up a discharge hole be located on the inclined plane at ceramic head top one side of discharge hole is provided with 3 electrode holes the symmetry is provided with 3 first electrode holes on the inclined plane at ceramic head top.

2. The ceramic tip for use with a plasma surgical tool tip of claim 1, wherein: and the discharge hole and the inclined surface of the ceramic head are in arc transition.

3. The ceramic tip for use with a plasma surgical tool tip of claim 1, wherein: and arc transition is adopted at the connection position of the edges of the ceramic heads.

4. The ceramic tip for use with a plasma surgical tool tip of claim 1, wherein: the included angle a between the first inclined surface and the connecting piece is 161 degrees.

5. The ceramic tip for use with a plasma surgical tool tip of claim 1, wherein: the included angle b between the first inclined surface and the inclined surface at the top of the ceramic head is 78 degrees.

6. The ceramic tip for use with a plasma surgical tool tip of claim 1, wherein: and an included angle c between the second inclined surface and the inclined surface at the top of the ceramic head is 138 degrees.

7. The ceramic tip for use with a plasma surgical tool tip of claim 1, wherein: the diameters of the 3 electrode holes and the 3 first electrode holes are the same and are phi 0.35.