CN216908103U - Thumb pressing type bipolar electrode surgical knife head - Google Patents
Thumb pressing type bipolar electrode surgical knife head Download PDFInfo
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- CN216908103U CN216908103U CN202220126991.8U CN202220126991U CN216908103U CN 216908103 U CN216908103 U CN 216908103U CN 202220126991 U CN202220126991 U CN 202220126991U CN 216908103 U CN216908103 U CN 216908103U
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Abstract
The utility model provides a thumb pressing type bipolar electrode surgical knife head. The electrode guide wire penetrates through one end of the handle to be connected with a power wire, and the other end of the electrode guide wire is connected with the cutter head; the handle comprises a thumb pressing part and a palm holding part, and the thumb pressing part is movably connected with the palm holding part; the thumb pressing part, the palm holding part and the mounting end of the tool bit are arranged coaxially. According to the utility model, the angle between the handle and the electrode cutter head is reasonably set, so that the center of the hand and the center of the electrode cutter head are coaxially arranged in the operation process, the accurate gripping control performance of the pinch handle is realized, and the cutting, ablation and blood coagulation of clinical operation can be more accurately carried out.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a thumb pressing type bipolar electrode surgical knife head.
Background
The primary mode of surgical treatment is to target the optimal therapeutic effect with minimal tissue damage. The minimally invasive spine surgery technology avoids large incisions under certain medical risks, adopts micro incisions or puncture channels, applies special instruments and devices, reaches diseased parts from normal anatomical structures under the monitoring of an image instrument or the guidance of a navigation technology, and completes the whole operation process under a visual condition so as to achieve the purposes of smaller incision, less tissue trauma, less bleeding, high operation accuracy and quick postoperative function recovery compared with the traditional or standard spine surgery. "spinal surgery" is more widespread than "endoscopic surgery", "small incision surgery" and "microsurgery".
However, in the operation process of the radio frequency ablation electrode (cutter head) of the spine minimally invasive surgery in the current market, the center of a hand deviates from the center of the electrode cutter head due to the problem of the angle between the handle and the electrode cutter head, the kneading handle loses the accurate gripping and controlling performance, and the use is very inconvenient; and in the operation process, a doctor can not clearly know the orientation of the electrode tip, and the precision of the spine minimally invasive surgery is difficult to control, so that the operation difficulty is increased, the operation is very inconvenient, the operation difficulty is greatly increased, the ablation efficiency and effect are influenced, and the operation risk is increased.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a thumb-pressing type bipolar electrode surgical tool bit with convenient use and high precision. The specific scheme is as follows:
a thumb pressing type bipolar electrode surgical knife head, which comprises a handle, an electrode guide wire and a knife head,
one end of the electrode guide wire penetrates through the handle and is connected with a power line, and the other end of the electrode guide wire is connected with the cutter head;
the handle comprises a thumb pressing part and a palm holding part, and the thumb pressing part is movably connected with the palm holding part;
the center of the thumb pressing part, the center of the palm holding part and the cutter head are coaxially arranged.
Furthermore, one end of the thumb pressing part is movably inserted into the palm holding part,
the part of the thumb pressing part, which is positioned in the palm holding part, is a trapezoidal rod piece with the decreasing outer diameter size;
one end of the palm center holding part, which is contacted with the thumb pressing part, is provided with a trapezoid groove matched with the trapezoid rod piece in shape;
a spring is sleeved outside the ladder-shaped rod piece;
the spring is located the ladder type inslot, spring one end fixed connection is on ladder type pole, the other end fixed connection of spring is in the bottom in ladder type groove.
Furthermore, the inner diameter of the trapezoid groove is larger than the outer dimension of the trapezoid rod piece.
Furthermore, a thumb handle is arranged on the thumb pressing part,
the thumb handle is located the one end that trapezoidal member kept away from palm center portion of gripping, the thumb handle cup joints outside the thumb presses the splenium, thumb handle and thumb press splenium fixed connection.
Furthermore, one end of the palm holding part close to the thumb handle is provided with a palm limiting handle, and the outer side of the palm holding part is provided with an anti-skid groove;
the palm center limiting handle is parallel to the thumb handle.
Furthermore, an electrode rod, a first protective sleeve and a second protective sleeve are arranged outside the electrode guide wire,
the second protective sleeve is sleeved outside the electrode guide wire, one end of the second protective sleeve is fixedly connected with the cutter head, and the other end of the second protective sleeve is positioned in the first protective sleeve;
one end of the first protection sleeve is fixed at one end of the palm holding part far away from the thumb pressing part through the electrode rod, and the other end of the first protection sleeve is connected with the second protection sleeve in a sliding mode.
Further, the first protective sleeve is an insulating protective sleeve.
Further, the second protective sleeve is a double-cavity insulating sleeve.
The utility model has the beneficial effects that:
through reasonable design handle and electrode tool bit setting angle, realized the center of hand in operation process and the coaxial setting in center of electrode tool bit, realized mediating the accurate nature of controling of handle, cutting, ablation and the blood coagulation that carries out clinical operation that can be more accurate, the concrete embodiment is:
the mounting ends of the thumb pressing part 2, the palm holding part 4 and the cutter head 9 are coaxially arranged, so that the handle and the cutter head 9 are positioned on the same straight line, the orientation of the cutter head and the distance between the cutter head and diseased tissues can be intuitively known in an operation, and the problem that in the prior art, due to the fact that the handle and the cutter head are arranged at 90 degrees, a blind area exists in the operation due to the fact that a part of the hand blocks the operation in the operation;
through the elastic connection of the thumb pressing part and the palm holding part, the orientation and the telescopic distance of the surgical knife head can be timely adjusted according to actual requirements.
The tool bit is provided with the thumb handle, so that the steering of the tool bit can be conveniently and finely adjusted by horizontally shifting the thumb handle through a thumb, and the telescopic distance of the tool bit can be adjusted by vertically pushing the thumb handle through the thumb;
through set up the spacing handle of palm and antiskid groove on the portion is held to the palm, avoided because the slip of the horizontal direction and the vertical direction that the hand appears to cause the influence to the operation precision.
The electrode cutter head is pushed to stretch by a thumb to push the cutter head to stretch, the handle can be pushed to slide on the premise that the gripping mode is kept unchanged, the control center of gravity is not influenced, the electrode cutter head is more smooth and labor-saving when stretched and stretched, the operation in a spine minimally invasive surgery is facilitated, and the cutting, ablation and blood coagulation of a clinical operation can be more conveniently, accurately and easily carried out; the device can clearly know the orientation of the electrode tip and the control of the telescopic distance in the operation process, thereby improving the precision of the spine minimally invasive surgery.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of a thumb-operated bipolar surgical tool according to an embodiment of the present invention;
FIG. 2 is a schematic view of the handle;
the electrode comprises a power line 1, a thumb pressing part 2, a thumb handle 3, a palm holding part 4, an electrode rod 5, an electrode guide wire 6, a first protective sleeve 7, a second protective sleeve 8 and a cutter head 9.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
According to the thumb-pressing type bipolar electrode surgical knife head shown in the attached figures 1-2, which comprises a handle, an electrode guide wire 6 and a knife head 9,
one end of the electrode guide wire 6, which penetrates through the handle, is connected with the power line 1, and the other end of the electrode guide wire 6 is connected with the cutter head 9;
the handle comprises a thumb pressing part 2 and a palm holding part 4, and the thumb pressing part 2 is movably connected with the palm holding part 4;
the center of the thumb pressing part 2, the center of the palm holding part 4 and the cutter head 9 are coaxially arranged.
In one embodiment of the utility model, one end of the thumb pressing part 2 is movably inserted into the palm holding part 4,
the part of the thumb pressing part 2 positioned in the palm holding part 4 is a trapezoidal rod piece with the decreasing outer diameter size;
one end of the palm center holding part 4, which is contacted with the thumb pressing part 2, is provided with a trapezoid groove matched with the trapezoid rod piece in shape;
a spring 10 is sleeved outside the ladder-shaped rod piece;
In one embodiment of the utility model, the inner diameter of the trapezoid groove is larger than the outer dimension of the trapezoid rod piece.
In one embodiment of the present invention, the thumb pressing part 2 is further provided with a thumb handle 3,
In one embodiment of the utility model, one end of the palm holding part 4 close to the thumb handle 3 is provided with a palm limiting handle, and the outer side of the palm holding part 4 is provided with an anti-skidding groove;
the palm limiting handle is parallel to the thumb handle 3.
In one embodiment of the utility model, an electrode rod 5, a first protective sleeve 7 and a second protective sleeve 8 are arranged outside the electrode guide wire 6,
the second protective sleeve 8 is sleeved outside the electrode guide wire 6, one end of the second protective sleeve 8 is fixedly connected with the cutter head 9, and the other end of the second protective sleeve 8 is positioned in the first protective sleeve 7;
one end of the first protection sleeve 7 is fixed at one end of the palm holding part 4 far away from the thumb pressing part 2 through the electrode rod 5, and the other end of the first protection sleeve 7 is connected with the outside of the second protection sleeve 8 in a sliding mode.
In one embodiment of the present invention, the first protective sheath 7 is an insulating protective sheath.
In one embodiment of the present invention, the second protective sheath 8 is a double lumen insulating sheath.
It should be noted that:
the utility model provides a direct grasping electrode handle, wherein a palm is parallel to the handle and is in a concentric holding state, a tool bit is pushed to stretch by a thumb to push the handle to slide on the premise that the grasping mode is unchanged, the gravity center is not controlled vividly, the electrode tool bit is more smooth and labor-saving when stretching, the operation in a spine minimally invasive surgery is facilitated, and the cutting, ablation and blood coagulation of clinical surgery can be performed more conveniently, accurately and easily. The control handle is adopted to clearly know the orientation of the electrode tip and the control of the telescopic distance in the operation process, so that the precision of the spine minimally invasive surgery is improved.
The thumb pressing handle 3 is in an arc hook shape, and the arc hook faces to one end of the thumb pressing part 2 far away from the palm holding part 4; one end of the thumb pressing part 2, which is positioned on the power line 1, is circular, a through hole is formed in the handle along the axial direction, the second protective sleeve 8 penetrates through the through hole, and the connection mode of the second protective sleeve 8 and the electrode guide wire 6 is a conventional connection mode in the industry; the connection mode of the electrode guide wire 6 and the second protective sleeve 8 with the cutter head 9 is also a conventional connection mode in the industry; the palm limiting handle arranged at one end of the palm holding part 4 can be a handle in any shape, and the anti-skidding groove arranged in the palm holding part 4 can also be an anti-skidding groove in any shape; the cutter head 9 is a radio frequency bipolar ablation cutter head.
The installation process of the utility model is as follows:
mounting a handle, namely sleeving a thumb handle 3 on a thumb pressing part 2, connecting one end of the thumb handle 3, which is far away from a palm holding part 4, with a circular bulge of the thumb pressing part 2, and paying attention to the fact that the thumb handle 3 is parallel to a palm limiting handle arranged at the end part of the palm holding part 4;
the electrode lead 6 penetrates through the second protective sleeve 8, one end of the electrode lead 6 is electrically connected with the power line 1, and the other end of the electrode lead 6 is electrically connected with the cutter head 9;
a part of the second protective sleeve 8 is placed in the through hole of the handle and the first protective sleeve 7, and one end of the second protective sleeve extending out of the first protective sleeve 7 is fixedly connected with the cutter head 9;
the part of the first protective sleeve 7 extending out of the handle is fixed on the palm holding part 4 through the electrode rod 5;
after the power line 1 is electrically connected with the radio frequency device, the subsequent operation can be carried out by electrifying the power supply.
When in operation, the thumb is placed on the thumb pressing part 2, and the other four fingers are placed on the palm holding part 4.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A thumb pressing type bipolar electrode surgical knife head which is characterized by comprising a handle, an electrode guide wire (6) and a knife head (9),
one end of the electrode guide wire (6) penetrates through the handle to be connected with the power line (1), and the other end of the electrode guide wire (6) is connected with the cutter head (9);
the handle comprises a thumb pressing part (2) and a palm holding part (4), and the thumb pressing part (2) is movably connected with the palm holding part (4);
the thumb pressing part (2), the palm holding part (4) and the tool bit (9) are arranged coaxially.
2. The thumb-press type bipolar electrode surgical knife head according to claim 1, wherein one end of the thumb-press part (2) is movably inserted into the palm-holding part (4),
the part of the thumb pressing part (2) positioned in the palm holding part (4) is a trapezoidal rod piece with the decreasing outer diameter size;
one end of the palm center holding part (4) which is contacted with the thumb pressing part (2) is provided with a trapezoid groove matched with the trapezoid rod piece in shape;
a spring (10) is sleeved outside the ladder-shaped rod piece;
spring (10) are located ladder type inslot, spring (10) one end fixed connection is on ladder type pole, the other end fixed connection of spring (10) is in the bottom in ladder type groove.
3. The thumb-depressible bipolar electrode surgical tool of claim 2 wherein said trapezoidal shaped groove has an inner diameter dimension greater than an outer dimension of said trapezoidal shaped rod member.
4. The thumb-depressible bipolar electrode surgical tool bit of claim 2, wherein the thumb-depressible portion (2) is further provided with a thumb handle (3),
the thumb handle (3) is located at one end of the trapezoidal rod piece far away from the palm holding part (4), the thumb handle (3) is sleeved outside the thumb pressing part (2), and the thumb handle (3) is fixedly connected with the thumb pressing part (2).
5. The thumb-operated bipolar electrode scalpel head as claimed in claim 4, wherein a palm limiting handle is arranged at one end of the palm holding part (4) close to the thumb handle (3), and an anti-slip groove is arranged at the outer side of the palm holding part (4);
the palm center limiting handle is parallel to the thumb handle (3).
6. The thumb-depressible bipolar electrode surgical knife head according to claim 1, wherein an electrode rod (5), a first protective sleeve (7) and a second protective sleeve (8) are arranged outside the electrode guide wire (6),
the second protective sleeve (8) is sleeved outside the electrode guide wire (6), one end of the second protective sleeve (8) is fixedly connected with the cutter head (9), and the other end of the second protective sleeve (8) is positioned in the first protective sleeve (7);
one end of the first protective sleeve (7) is fixed at one end of the palm holding part (4) far away from the thumb pressing part (2) through the electrode rod (5), and the other end of the first protective sleeve (7) is connected with the second protective sleeve (8) in a sliding mode.
7. The thumb-depressible bipolar electrode surgical tool of claim 6, wherein said first protective sheath (7) is an insulating protective sheath.
8. The thumb-depressible bipolar electrode surgical tool of claim 6 wherein said second protective sheath (8) is a double lumen insulating sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220126991.8U CN216908103U (en) | 2022-01-18 | 2022-01-18 | Thumb pressing type bipolar electrode surgical knife head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220126991.8U CN216908103U (en) | 2022-01-18 | 2022-01-18 | Thumb pressing type bipolar electrode surgical knife head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216908103U true CN216908103U (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220126991.8U Active CN216908103U (en) | 2022-01-18 | 2022-01-18 | Thumb pressing type bipolar electrode surgical knife head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216908103U (en) |
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2022
- 2022-01-18 CN CN202220126991.8U patent/CN216908103U/en active Active
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