CN216985140U - Electrosurgical electrode blade - Google Patents
Electrosurgical electrode blade Download PDFInfo
- Publication number
- CN216985140U CN216985140U CN202120760579.7U CN202120760579U CN216985140U CN 216985140 U CN216985140 U CN 216985140U CN 202120760579 U CN202120760579 U CN 202120760579U CN 216985140 U CN216985140 U CN 216985140U
- Authority
- CN
- China
- Prior art keywords
- blade
- coating
- electrode
- area
- cutting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses an electrode blade for electrosurgery, which comprises a blade end and a connecting end connected with an electric connector, wherein the blade end is connected with the connecting end; the knife edge end is provided with a plurality of inclined planes with an angle of 17-60 degrees, the length of the cutting edge part is 3-5 mm, the tip end of the knife edge is arranged in the middle of the thickness of the blade and is 15-100 um thick, the blade is provided with a coating area and a coating prohibition area, the connecting end and the tip end of the knife edge are the coating prohibition areas, an electrode coating of the coating area is a silicon elastomer coating, the blade is made of a metal material with an oxidation resistance temperature higher than 650 ℃ and a mechanical property higher than 400Mpa, point cutting and surface cutting are achieved, and the knife edge is high in hardness and high in temperature resistance and can be used for fine superficial surgery.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to an electrode blade for electrosurgery.
Background
Electrosurgical electrodes are specialized devices designed and manufactured for surgeons to provide tissue cutting, separation, hemostasis, and other functions during surgery. Because of the advantages of easy healing of scars, low infection rate, greatly reduced operation time and the like, the utility model gradually replaces the traditional scalpel blade and has wider and wider clinical application range. The currently developed surgical electrodes are of various types, and the electrode shapes include a blade type, a spherical shape, a cylindrical needle type, a wire type and the like. The needle-shaped and thread-shaped operation electrodes are mainly used for fine stripping operations of blood vessel nerves of otolaryngology department, pediatric surgery, mammary gland department and the like, and have the advantages of sharp cutting, small incision, easy wound healing and light pain of patients.
At present, the flat electrosurgical surgical blade on the market easily blocks the working sight line in the use process, and the visual field of users is blocked; the needle-shaped electrosurgical knife blade can only be suitable for point cutting and cannot perform large-area cutting operation; the filamentous electrosurgery electrode is easy to be oxidized in a working state; in addition, the existing electrosurgical electrode is difficult to avoid causing great cutting heat damage in the cutting process, generates great smoke gas in the cutting process, needs to perform fine cutting towards different directions, and is not favorable for good use.
As shown in fig. 1, the needle electrode for fine electrosurgery on the market is in the shape of a thin needle or a filament, only the tip of the needle electrode can be cut at a point, when discharging, the current density of the part except the tip is too low, so that the tissue cutting is not smooth, the cutting is not facilitated, the peripheral part of the electrode has no cutting edge structure, and if the electrode is in contact with the tissue, the thermal damage degree of the tissue around the cutting area can be increased. The wire electrode is easy to deform and bend due to insufficient hardness of the material in the using process, and great inconvenience is brought in the operation process.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides the electrode blade for the electrosurgery, which realizes point cutting and surface cutting, has high hardness and high temperature resistance, and can be used for fine superficial surgery.
Based on this, the utility model provides an electrode blade for electrosurgery, which comprises a blade end and a connecting end for connecting electrification; the blade end is provided with a plurality of inclined planes with an angle of 17-60 degrees, the length of a cutting edge part of the blade end is 3-5 mm, the blade edge tip end of the blade edge end is arranged in the middle of the thickness of the blade, the thickness of the blade edge tip end is 15-100 um, the blade is provided with a coating area and a coating forbidding area, the connecting end and the blade edge tip end are the coating forbidding areas, an electrode coating of the coating area is a silicon elastomer coating, and the blade is made of a metal material with an oxidation resistance temperature of more than 650 ℃ and a mechanical property of more than 400 Mpa.
In the technical scheme, the blade end is in the shape of an arrow-shaped double-edged blade.
In the technical scheme, the blade end is in a triangular-cone-shaped blade shape.
In the technical scheme, three surfaces of the blade end are connected in a triangular pyramid shape and are all straight-surface slopes, and the slopes of the three edges are 60 degrees.
In the technical scheme, the silicon elastomer coating comprises resin, high-temperature-resistant nano metal oxide, high-expansion glass nano suspension, adhesive and dispersion.
The utility model relates to an electrode blade for electrosurgery, which comprises a blade end and a connecting end for connecting and electrifying; the knife edge end is provided with a plurality of inclined planes with an angle of 17-60 degrees, the length of the cutting edge part is 3-5 mm, the tip end of the knife edge is arranged in the middle of the thickness of the blade and is 15-100 um thick, the blade is provided with a coating area and a coating prohibition area, the connecting end and the tip end of the knife edge are the coating prohibition areas, an electrode coating of the coating area is a silicon elastomer coating, the blade is made of a metal material with an oxidation resistance temperature higher than 650 ℃ and a mechanical property higher than 400Mpa, point cutting and surface cutting are achieved, and the knife edge is high in hardness and high in temperature resistance and can be used for fine superficial surgery.
Drawings
FIG. 1 is a schematic view of a prior art refined electrosurgical needle electrode blade;
FIG. 2 is a first schematic view of an electrode blade according to the present invention;
FIG. 3 is a schematic cross-sectional view of the blade end of FIG. 2;
FIG. 4 is a second schematic view of an electrode blade according to the present invention;
fig. 5 is a schematic cross-sectional view of the blade end of fig. 4.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
Referring to fig. 2 to 5, the electrosurgical electrode blade disclosed in the present invention includes a blade end 1 and a connecting end 2 for connecting to an electric source.
The cutting edge comprises a blade end 1 and is characterized in that the blade end 1 is provided with a plurality of inclined planes 11 with angles of 17-60 degrees, the length of a cutting edge part of the blade end 1 is 3-5 mm, the sharp end 12 of the blade end 1 is located in the middle of the thickness of a blade, and the thickness of the sharp end 12 of the blade is 15-100 um.
Further, the blade end 1 is in the shape of an arrow-shaped double-edged blade. Alternatively, the blade end 1 has a triangular pyramidal blade shape. Three surfaces of the blade end 1 are connected in a triangular pyramid shape and are all straight slopes, and the three slopes are 60 degrees.
The blade is provided with a coating area 3 and a coating prohibiting area, the connecting end 2 and the blade edge tip 12 are coating prohibiting areas, the electrode coating of the coating area 3 is a silicon elastomer coating, and the silicon elastomer coating comprises resin, high-temperature-resistant nano metal oxide, high-expansion glass nano suspension, adhesive and dispersion.
And the blade is made of a metal material with the oxidation resistance temperature of more than 650 ℃ and the mechanical property of more than 400 Mpa. Specifically, the silicone resin is used as a main base material, high-temperature-resistant nano metal oxide and high-expansion glass nano suspension for improving the thermal shock resistance of the coating are filled, and the silicone elastomer coating is formed under the action of an adhesive and a dispersion.
According to the silicon elastomer coating, the high-temperature resistance of the coating is improved by utilizing the high-temperature-resistant nano metal oxide with high Si-O bond energy and high-temperature resistance among the silicon resins, the non-adhesion property of the coating and the adhesive force effect of the coating and a base material are improved by the nano particles and the silicon resins with low surface energy, the thermal shock resistance of the coating is improved by the high-expansion glass, the added material has better insulating property, the formed silicon elastomer coating can ensure that the coating can be repeatedly bent, and the formed coating is non-toxic and harmless.
The water-based paint is sprayed by adopting an air spraying method, the water-based paint is dispersed into micromolecular liquid by utilizing the pressure of compressed air, the micromolecular liquid is brought to be adsorbed on the surface of a blade by flowing air, and a paint film is formed by baking and crystallizing in an oven. In order to improve the adhesive force of the coating, the surface of the blade can be subjected to oil removal, rust removal and sand blasting treatment before spraying, and in order to prevent the coating from generating flow marks and sagging phenomena, the blade needs to be subjected to preheating treatment and multiple times of spraying attempts.
In summary, the electrode blade for electrosurgery of the utility model comprises a blade end 1 and a connecting end 2 for connecting and electrifying; the knife edge is characterized in that a plurality of inclined planes 11 with the angles of 17-60 degrees are arranged at the knife edge end 1, the length of the cutting edge part is 3-5 mm, the knife edge tip 12 is arranged in the middle of the thickness of the blade and is 15-100 um in thickness, the blade is provided with a coating area 3 and a coating prohibiting area, the connecting end 2 and the knife edge tip 12 are coating prohibiting areas, an electrode coating of the coating area 3 is a silicon elastomer coating, the blade is made of a metal material with the oxidation resistance temperature of more than 650 ℃ and the mechanical property of more than 400Mpa, point cutting and surface cutting are achieved, and the knife edge is high in hardness and high in temperature resistance and can be used for fine superficial surgery.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (5)
1. An electrode blade for electrosurgery, which is characterized by comprising a blade end and a connecting end for connecting and electrifying; the blade comprises a blade end and is characterized in that a plurality of inclined planes with angles of 17-60 degrees are arranged at the blade end, the length of a cutting edge part of the blade end is 3-5 mm, the blade edge tip of the blade end is located in the middle of the thickness of the blade, the thickness of the blade edge tip is 15-100 um, the blade is provided with a coating area and a coating forbidding area, the connecting end and the blade edge tip are the coating forbidding areas, an electrode coating of the coating area is a silicon elastomer coating, and the blade is made of a metal material with the oxidation resistance temperature of more than 650 ℃ and the mechanical property of more than 400 Mpa.
2. The electrosurgical electrode blade of claim 1, wherein the blade end is in the shape of an arrow-shaped double-edged blade.
3. The electrosurgical electrode blade of claim 1, wherein the blade end is in the shape of a triangular pyramidal blade edge.
4. The electrosurgical electrode blade of claim 3, wherein the three sides of the blade end meet in a triangular pyramid, all being straight slopes, the slopes of the three edges being 60 °.
5. The electrosurgical electrode blade of claim 1, wherein the silicone elastomer coating is a silicone containing resin, high temperature resistant nano-metal oxide, high expansion glass nanosuspension, and binders and dispersions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120760579.7U CN216985140U (en) | 2021-04-14 | 2021-04-14 | Electrosurgical electrode blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120760579.7U CN216985140U (en) | 2021-04-14 | 2021-04-14 | Electrosurgical electrode blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216985140U true CN216985140U (en) | 2022-07-19 |
Family
ID=82366141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120760579.7U Active CN216985140U (en) | 2021-04-14 | 2021-04-14 | Electrosurgical electrode blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216985140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109379A (en) * | 2021-04-14 | 2021-07-13 | 湖南菁益医疗科技有限公司 | Electrosurgical electrode and coating failure detection method thereof |
-
2021
- 2021-04-14 CN CN202120760579.7U patent/CN216985140U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109379A (en) * | 2021-04-14 | 2021-07-13 | 湖南菁益医疗科技有限公司 | Electrosurgical electrode and coating failure detection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6951559B1 (en) | Utilization of a hybrid material in a surface coating of an electrosurgical instrument | |
| US6685704B2 (en) | Utilization of an active catalyst in a surface coating of an electrosurgical instrument | |
| JP5404605B2 (en) | Electrosurgical system with uniformly enhanced electric field and minimal collateral damage | |
| JP4502565B2 (en) | Electrosurgical scalpel with silicon coating directly bonded | |
| EP3407801B1 (en) | Tissue/vessel sealer and/or cutter with variable shapes of jaw assembly with partial dlc coating | |
| US6139547A (en) | Partially coated electrodes, manufacture and use | |
| US6783525B2 (en) | Application and utilization of a water-soluble polymer on a surface | |
| US8439910B2 (en) | Electrosurgical electrode with electric field concentrating flash edge | |
| US6802842B2 (en) | Electrosurgical tonsilar and adenoid electrode | |
| US5100402A (en) | Electrosurgical laparoscopic cauterization electrode | |
| US20030109865A1 (en) | Utilization of a multi-character material in a surface coating of an electrosurgical instrument | |
| CN216985140U (en) | Electrosurgical electrode blade | |
| EP1210022A4 (en) | Non-stick electrosurgical forceps | |
| US10952785B2 (en) | Device for medical lead extraction | |
| KR20070009484A (en) | Electrosurgical electrode with silver | |
| JP2018501934A (en) | Tapered precision blade electrosurgical instrument | |
| BR102019019866A2 (en) | FLUID SYSTEM CONNECTOR | |
| CN115024813B (en) | Plasma electrode assembly | |
| JP2007319677A (en) | High-frequency treatment tool for endoscope | |
| CN110269678A (en) | A kind of decorative sursery Bipolar plasmakinetic procedures electrode | |
| KR20180022723A (en) | Materials manipulators with conductive coatings | |
| CN102772251B (en) | Ablation adsorption electrode | |
| US20210169547A1 (en) | Method for cutting and hemostasis of biological tissue using high-pressure steam-based surgical tool | |
| CN217338819U (en) | Fixed rotary electrosurgical electrode | |
| RU184388U9 (en) | Electrosurgical Bipolar Forceps |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |