CN114886543A - Scissor type radio frequency plasma surgical knife head and control method - Google Patents
Scissor type radio frequency plasma surgical knife head and control method Download PDFInfo
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- CN114886543A CN114886543A CN202210481204.6A CN202210481204A CN114886543A CN 114886543 A CN114886543 A CN 114886543A CN 202210481204 A CN202210481204 A CN 202210481204A CN 114886543 A CN114886543 A CN 114886543A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/042—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating using additional gas becoming plasma
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00005—Cooling or heating of the probe or tissue immediately surrounding the probe
- A61B2018/00011—Cooling or heating of the probe or tissue immediately surrounding the probe with fluids
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00577—Ablation
- A61B2018/00583—Coblation, i.e. ablation using a cold plasma
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00571—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for achieving a particular surgical effect
- A61B2018/00607—Coagulation and cutting with the same instrument
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Abstract
The invention discloses a scissor type radio frequency plasma surgical knife head and a control method, and relates to the technical field of medical instruments. The scissors comprise a first scissors body and a second scissors body which are hinged with each other and are symmetrically arranged, wherein one ends of the first scissors body and the second scissors body are respectively provided with an arc-shaped handle which is convenient to hold; one end of the first scissor body, which is far away from the handle, is provided with an electrode wire, and the end part of the electrode wire is provided with a water suction hole and is connected with a water suction pipe and a negative pressure water suction device; one end of the second scissor body, which is far away from the handle, is provided with an outer steel pipe, and the end part of the outer steel pipe is provided with a water delivery hole and is connected with a water delivery pipe; the first scissors body and the second scissors body are connected to the host through cables. Through the scissors type surgical knife head structure, the operation difficulty of a user is low, and the scissors type surgical knife head has the characteristics of a radio frequency plasma surgical knife head, has the functions of cutting, melting, coagulating and hemostasis, and can provide a good operation environment for an operation; the surgical knife head has two control modes of knife head control and pedal control, is accurate and convenient to operate, and contributes to improving the quality of surgery.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a scissor type radio frequency plasma surgical knife head and a control method.
Background
At present, the plasma surgical knife head on the market has basically the same structural form, is a plastic handle and is processed into an electrode, and the electrode is placed at the position needing surgery to work by holding the handle during use. The handle of plasma scalpel head is bulky, and it is relatively poor to hold the sense, and the during operation user needs to spend bigger strength and skill and accomplishes the operation, is applicable to the relatively less operation environment of surface of a wound, when meetting the operation environment of big surface of a wound or great tissue cutting, needs extra cooperation surgical knife usually to accomplish, and the energy output of the plasma scalpel head commonly used at present basically through pedal control, and control mode is single, does not have convenient manual control mode.
At present, the surgical scissors are widely used in the medical industry, particularly clinically, and are light, convenient and fast. Chinese patent with publication number CN205083574U discloses a surgical scissors for surgery, the surgical scissors sets up to symmetrical structure, the surgical scissors includes scissors body and articulated shaft, the scissors body includes left scissors body and right scissors body, connects through the articulated shaft between left scissors body and the right scissors body, the scissors body includes shear blade and scissor handle, is provided with the arc ring on the scissor handle, is provided with the slipmat on scissor handle and the shear blade arc ring, be provided with the arch on the arc ring.
More than synthesizing, the market needs a scissors type radio frequency plasma scalpel head at present to the convenience of scissors type scalpel and the ablation and hemostatic functionality of radio frequency plasma scalpel head concurrently, and the scalpel head can have manual control and two kinds of functions of foot control concurrently, then the person of facilitating the use that can be more operates, can improve operation quality greatly.
Disclosure of Invention
The invention aims to provide a scissor type radio frequency plasma surgical knife head and a control method thereof.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a scissor type radio frequency plasma surgical knife head which comprises a first scissor body and a second scissor body, wherein the first scissor body and the second scissor body are hinged and symmetrically arranged, and arc-shaped handles for convenient holding are arranged at one ends of the first scissor body and the second scissor body;
the end, far away from the handle, of the first scissor body is provided with an electrode wire, the end part of the electrode wire is provided with a water suction hole, the water suction hole is a through hole penetrating to the tail end of the handle of the first scissor body, the end part of the water suction hole is connected with a water suction pipe, and the water suction pipe is connected with a negative pressure water suction device; an outer steel pipe is arranged at one end, far away from the handle, of the second scissor body, a water delivery hole is formed in the end part of the outer steel pipe, the water delivery hole is a through hole penetrating to the tail end of the handle of the second scissor body, and a water delivery pipe is connected to the end part of the water delivery hole;
the first scissors body and the second scissors body are both connected with cables, and the other ends of the cables are connected with a host which is used for providing power and sending control commands.
As a preferable technical scheme of the invention, the ends of the electrode wire and the outer steel tube are in a blade structure with a cutting edge tangent plane.
As a preferable technical solution of the present invention, the first scissor body and the second scissor body are provided at corresponding positions with a first limit clip and a second limit clip for preventing the short circuit caused by the contact between the wire electrode and the outer steel tube.
In a preferred embodiment of the present invention, the first and second scissors bodies are wrapped with an insulating layer structure except for the electrode wires and the outer steel pipes.
As a preferable technical scheme of the invention, the electrode wire and the surface of the outer steel pipe are both provided with stable metal coatings.
As a preferable technical scheme of the present invention, the handles of the first and second scissors bodies are provided with contact switches at corresponding positions, the contact switches are electrically connected to the main machine, when the handles of the first and second scissors bodies approach each other, the wire electrode and the outer steel pipe approach each other, and the contact switches touch each other to close the switches.
As a preferable technical solution of the present invention, the handle ends of the first and second scissor bodies are respectively provided with a function switch for switching a function mode, and the function switch is electrically connected to the host.
The invention also relates to a control method of the scissor type radio frequency plasma surgical knife head, which comprises two control modes of knife head control and foot control;
under a cutter head control mode, the working mode of the surgical cutter head is controlled by the contact switch and the function switch together, when the contact switch is touched, the switch is closed, an instruction is sent to the host computer at the same time, energy is switched on, plasma is generated at the end parts of the electrode wire and the outer steel tube, the surgical cutter head enters a working state, and when the contact switch is separated, the energy is switched off, and the surgical cutter head stops working;
under the pedal control mode, the working mode of the surgical knife head is controlled by the pedal and the function change-over switch which are electrically connected with the host, when the pedal is closed, an instruction is sent to the host to switch on energy, plasma is generated at the end parts of the electrode wire and the outer steel tube, the surgical knife head enters a working state, and when the pedal is disconnected, the energy is disconnected, and the surgical knife head stops working.
As a preferable technical scheme of the invention, the function switch comprises two working modes of cutting ablation and coagulation hemostasis, and the two modes are switched back and forth by operating the function switch.
The invention has the following beneficial effects:
the invention has the operation advantages of the scissor type surgical knife head, has low operation difficulty for a user, has the characteristics of the radio frequency plasma surgical knife head, has the functions of cutting, melting, coagulating and hemostasis, and can quickly discharge waste liquid by arranging the water suction hole on the knife head so as to provide a good operation environment; simultaneously, the operation tool bit possesses two kinds of control mode of tool bit control and foot control, and two kinds of control mode homoenergetic are effectual control energy output, and it is convenient again to operate, helps improving the quality of operation.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a scissor type RF plasma surgical blade according to the present invention;
FIG. 2 is a logic block diagram of a method for controlling a scissor type RF plasma surgical tool according to the present invention;
in the drawings, the reference numbers indicate the following list of parts:
1-a first scissor body, 2-a second scissor body, 3-a cable, 4-a contact switch, 5-a function switch, 101-an electrode wire, 102-a water suction hole, 103-a water suction pipe, 104-a first limit clamp, 201-an outer steel pipe, 202-a water delivery hole, 203-a water delivery pipe, and 204-a second limit clamp.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.
Example one
Referring to fig. 1, the invention is a scissor type rf plasma surgical knife head, including a first scissor body 1 and a second scissor body 2 hinged and symmetrically disposed, an end of each of the first scissor body 1 and the second scissor body 2 is provided with an arc handle for facilitating holding, one end of the first scissor body 1 far away from the handle is provided with a wire electrode 101, an end of the wire electrode 101 is provided with a water suction hole 102, the water suction hole 102 is a through hole penetrating to a tail end of the handle of the first scissor body 1 and is connected with a water suction pipe 103 at the end, and the other end of the water suction pipe 103 is connected with a negative pressure water suction device; an outer steel pipe 201 is arranged at one end, far away from the handle, of the second scissor body 2, a water delivery hole 202 is arranged at the end part of the outer steel pipe 201, the water delivery hole 202 is a through hole penetrating to the tail end of the handle of the second scissor body 2, and the end part of the water delivery hole is connected with a water delivery pipe 203; the first scissors body 1 and the second scissors body 2 are both connected with a cable 3, and the other end of the cable 3 is connected with a host which is used for providing a power supply and sending a control command.
Referring to fig. 1, a first limiting clamp 104 and a second limiting clamp 204 are disposed at corresponding positions inside handles of the first scissors body 1 and the second scissors body 2, and are used for preventing the wire electrode 101 from touching the outer steel tube 201 to cause short circuit, generate high temperature, and cause thermal damage to the tissue; the ends of the wire electrode 101 and the outer steel tube 201 are both of a blade structure with a cutting edge tangent plane, and are provided with stable metal coatings which meet biocompatibility and do not damage tissues; except the electrode wire 101 and the outer steel pipe 201, the rest parts of the first scissors body 1 and the second scissors body 2 are all wrapped with an insulating layer structure to protect the safety of users.
Referring to fig. 1, the contact switches 4 are disposed at the corresponding positions of the handles of the first scissors body 1 and the second scissors body 2, the contact switches 4 are electrically connected to the host, when the handles of the first scissors body 1 and the second scissors body 2 are close to each other, the wire electrode 101 and the outer steel pipe 201 are close to each other, and the contact switches 4 touch each other to close the switches; the end parts of the handles of the first scissors body 1 and the second scissors body 2 are also provided with a function switch 5 for switching function modes, and the function switch 5 is electrically connected with the host.
Referring to fig. 2, the present invention further includes a method for controlling the scissors-type rf plasma surgical knife, when a user grips the scissors handles, the first scissors 1 and the second scissors 1 approach each other, the contact switch 4 touches the rear switch to close, and at the same time, sends a command to the host to turn on energy, generate plasma at the ends of the wire electrode 101 and the outer steel tube 201, and the surgical knife enters a working state, when the user opens the scissors handles, the contact switch is opened, the energy is turned off, and the surgical knife stops working.
The function switch 5 at the end of the handle comprises two working modes of cutting ablation and coagulation hemostasis, and a user can realize the switching of the two working modes by operating the function switch 5.
Example two
Referring to fig. 2, the difference from the first embodiment is that the control method for controlling a scissors-type rf plasma surgical knife according to the present invention further includes a pedal control mode, wherein the pedal and the function switch 5 electrically connected to the host control the working mode of the surgical knife, when the pedal is closed, the host sends a command to turn on energy, plasma is generated at the ends of the wire electrode 101 and the outer steel tube 201, the surgical knife enters a working state, and when the pedal is opened, the energy is turned off, and the surgical knife stops working.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides a scissors type radio frequency plasma surgical knife head, includes first scissors body (1) and second scissors body (2) that articulated each other and symmetry set up, first scissors body (1) and second scissors body (2) one end all set up and are used for conveniently taking the arc handle of holding, its characterized in that:
one end, far away from the handle, of the first scissor body (1) is provided with an electrode wire (101), the end part of the electrode wire (101) is provided with a water suction hole (102), the water suction hole (102) penetrates through the tail end of the handle of the first scissor body (1) and is connected with a water suction pipe (103), and the water suction pipe (103) is connected with a negative pressure water suction device;
an outer steel pipe (201) is arranged at one end, far away from the handle, of the second scissor body (2), a water delivery hole (202) is arranged at the end part of the outer steel pipe (201), and the water delivery hole (202) penetrates through the tail end of the handle of the second scissor body (2) and is connected with a water delivery pipe (203);
the scissors are characterized in that the first scissors body (1) and the second scissors body (2) are both connected with a cable (3), and the other end of the cable (3) is connected to a host machine which is used for providing a power supply and sending a control command.
2. A scissor rf plasma surgical cutter according to claim 1, wherein the ends of the wire electrode (101) and the outer steel tube (201) are blade structures having a cutting edge profile.
3. A scissor rf plasma surgical knife according to claim 1, wherein the first scissor body (1) and the second scissor body (2) are provided with a first limit clip (104) and a second limit clip (204) at corresponding positions for preventing the wire electrode (101) from contacting the outer steel tube (201) and causing short circuit.
4. A scissor rf plasma surgical knife according to claim 1, wherein the first and second scissor bodies (1, 2) are wrapped with an insulating layer structure except for the electrode wires (101) and the outer steel tube (201).
5. A scissor rf plasma surgical knife according to claim 1, wherein the electrode wires (101) and the outer steel tube (201) are provided with a stable metal coating on their surfaces.
6. A scissor type radio frequency plasma surgical knife head according to any one of claims 1 to 5, wherein the handles of the first scissor body (1) and the second scissor body (2) are respectively provided with a contact switch (4), the contact switches (4) are electrically connected with a host, when the handles of the first scissor body (1) and the second scissor body (2) are close to each other, the electrode wire (101) and the outer steel tube (201) are close to each other, and the contact switches (4) on the first scissor body (1) and the second scissor body (2) touch to close the switches.
7. A scissor radio frequency plasma surgical knife head according to claim 6, wherein the handle ends of the first scissor body (1) and the second scissor body (2) are provided with a function switch (5) for switching a function mode, and the function switch (5) is electrically connected with a host machine.
8. The method of claim 7, comprising two control modes, a cutting head control mode and a foot control mode:
under a cutter head control mode, the working mode of the surgical cutter head is controlled through the contact switch (4) and the function switch (5), when the contact switches (4) on the first scissor body (1) and the second scissor body (2) touch, the switches are closed, and simultaneously, an instruction is sent to a host to switch on energy, plasma is generated at the end parts of the wire electrode (101) and the outer steel tube (201), the surgical cutter head enters a working state, and when the contact switches (4) are separated, the energy is switched off, and the surgical cutter head stops working;
under the pedal control mode, the working mode of the surgical knife head is controlled by the pedal and the function switch (5) which are electrically connected with the host, when the pedal is closed, an instruction is sent to the host to switch on energy, plasma is generated at the end parts of the electrode wire (101) and the outer steel tube (201), the surgical knife head enters a working state, and when the pedal is disconnected, the energy is disconnected, and the surgical knife head stops working.
9. A control method of a scissor type radio frequency plasma surgical knife head according to claim 8, wherein the function switch (5) comprises two working modes of cutting ablation and coagulation hemostasis, and the two working modes are switched by operating the function switch (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210481204.6A CN114886543A (en) | 2022-05-05 | 2022-05-05 | Scissor type radio frequency plasma surgical knife head and control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210481204.6A CN114886543A (en) | 2022-05-05 | 2022-05-05 | Scissor type radio frequency plasma surgical knife head and control method |
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| CN114886543A true CN114886543A (en) | 2022-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210481204.6A Pending CN114886543A (en) | 2022-05-05 | 2022-05-05 | Scissor type radio frequency plasma surgical knife head and control method |
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| CN (1) | CN114886543A (en) |
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- 2022-05-05 CN CN202210481204.6A patent/CN114886543A/en active Pending
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