CN215937637U

CN215937637U - Electric coagulation tool bit for high-frequency electric knife

Info

Publication number: CN215937637U
Application number: CN202120426954.4U
Authority: CN
Inventors: 姜含彬; 苗华明; 吴雪琪; 王菊庆
Original assignee: Jiaxing Jiacheng Stomatological Hospital Co ltd
Current assignee: Jiaxing Jiacheng Stomatological Hospital Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2022-03-04
Anticipated expiration: 2031-02-26

Abstract

The utility model discloses an electric coagulation cutter head for a high-frequency electrotome, which relates to the field of medical instruments and comprises a cutter body, wherein one end of the cutter body is in a round table shape, the cutter head is arranged at one end of the cutter body, a threaded sleeve is arranged at one end of the cutter head close to the cutter body, and a first through groove matched with the cutter head is formed in the surface of one end of the threaded sleeve close to the cutter head. The threaded sleeve is arranged on the outer side of the cutter head and is in threaded connection with the threaded groove, so that the threaded sleeve and the cutter body are fixed, the cutter head is further fixed on the cutter body, a worker can replace the cutter head conveniently, the cutter head can be taken down by the worker conveniently to replace or clean the cutter head, the working efficiency of the worker is improved, the movable rod is arranged, the movable rod is driven by the pressing plate to move, the conductive rod moves, the cutter head is contracted into the threaded sleeve, the cutter head is prevented from being stuck with bacteria or damaged due to exposure outside, and the practicability of the device is improved.

Description

Electric coagulation tool bit for high-frequency electric knife

Technical Field

The utility model relates to the field of medical instruments, in particular to an electric coagulation scalpel head for a high-frequency electrotome.

Background

A high-frequency electric knife (high-frequency operation device) is a point surgical instrument for replacing a mechanical operation knife to cut tissues, the high-frequency (usually 200kHz to 3MHz) high-voltage current generated by the tip of an effective electrode is contacted with a human body to heat the tissues and separate and solidify the tissues of the human body, thereby achieving the purposes of cutting and stopping bleeding.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an electric coagulating cutter head for a high-frequency electric knife, which solves the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: an electric coagulation knife head for a high-frequency electric knife comprises a knife body, wherein one end of the knife body is round platform-shaped, one end of the knife body is provided with a knife head, one end of the knife head close to the knife body is provided with a thread sleeve, the surface of one end of the thread sleeve close to the knife head is provided with a first through groove matched with the knife head, one end of the knife head penetrates through the first through groove and extends to the outer side of the thread sleeve, the surface of one side of the knife body is provided with a thread groove matched with the thread sleeve, the thread sleeve is in threaded connection with the thread groove, the other side of the thread sleeve is provided with a connecting block, one end of the knife head extending to the outer side of the thread sleeve is fixedly connected with the connecting block, the wall of one side of the thread groove is provided with a first groove matched with the connecting block, the surface of one side of the connecting block far away from the knife head is fixedly connected with a conductive rod, and the wall of one side of the first groove is provided with a second through groove matched with the conductive rod, one end of the conducting rod, which is far away from the connecting block, penetrates through the first groove and extends into the second through groove, and an inner cavity is formed in the cutter body.

Preferably, the inner part of the inner cavity is fixedly connected with a conductive block, and the inner cavity is communicated with the second through groove.

Preferably, the second through slot is internally provided with a conductive plate, the outer side surface of the conductive plate is attached to the slot wall of the second through slot, and the conductive plate is movably connected with the conductive block through a spring.

Preferably, the conducting rod extends to one end of the inside of the second through groove and abuts against the conducting plate, the movable rod is arranged in the first groove, the second groove is formed in the top of the one end of the cutter body, and the sliding groove matched with the movable rod is formed in the bottom of the second groove.

Preferably, the sliding groove is communicated with the first groove, a pressing plate is arranged in the second groove, the top end of the movable rod penetrates through the sliding groove and is fixedly connected with the bottom end of the pressing plate, and a clamping groove is formed in the bottom end of the outer side of the conductive rod.

Preferably, a third through groove matched with the conducting rod is formed in the surface of one side of the bottom end of the movable rod, and iron blocks are fixedly connected to the surfaces of the two sides of the pressing plate.

Preferably, the lateral groove walls on two sides of the second groove are embedded with magnet blocks, the other end of the cutter body is fixedly connected with a power line, and the conductive blocks are electrically connected with the power line through wires.

The utility model has the technical effects and advantages that:

1. the threaded sleeve is arranged on the outer side of the cutter head and is in threaded connection with the threaded groove, so that the threaded sleeve and the cutter body are fixed, the cutter head is further fixed on the cutter body, a worker can replace the cutter head conveniently, the cutter head can be taken down by the worker conveniently to replace or clean the cutter head, the working efficiency of the worker is improved, the movable rod is arranged, the movable rod is driven by the pressing plate to move, the conductive rod moves, the cutter head is contracted into the threaded sleeve, the cutter head is prevented from being stuck with bacteria or damaged due to exposure outside, and the practicability of the device is improved;

2. according to the utility model, the second through groove is formed in one side of the first groove, the conductive rod extends into the second through groove, the conductive block passes through the power line, the conductive block guides electric energy into the conductive rod and the tool bit through the spring and the conductive plate, the use of a worker is facilitated, the iron blocks are arranged on the two sides of the pressing plate and matched with the iron blocks to limit the pressing plate, and the stability of the tool bit during the working of the device is ensured.

Drawings

Fig. 1 is a schematic cross-sectional view of the overall structure of the present invention.

Fig. 2 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

FIG. 3 is a side cross-sectional schematic view of the platen structure of the present invention.

In the figure: 1. a cutter body; 2. a cutter head; 3. a threaded sleeve; 4. a first through groove; 5. a thread groove; 6. connecting blocks; 7. a first groove; 8. a conductive rod; 9. a second through groove; 10. an inner cavity; 11. a conductive block; 12. A conductive plate; 13. a movable rod; 14. a second groove; 15. a chute; 16. pressing a plate; 17. a card slot; 18. A third through groove; 19. an iron block; 20. a magnet block; 21. a power line.

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.

The utility model provides an electric coagulation knife head for a high-frequency electrotome, as shown in fig. 1-3, which comprises a knife body 1, wherein one end of the knife body 1 is in a circular truncated cone shape, one end of the knife body 1 is provided with a knife head 2, a patient is operated by the knife head 2 heated by electrification, an inner cavity 10 is formed in the knife body 1, a conductive block 11 is fixedly connected in the inner cavity 10, electric energy of an external power supply is led into the knife head 2 through the conductive block 11, the inner cavity 10 is communicated with a second through groove 9, the other end of the knife body 1 is fixedly connected with a power cord 21, the conductive block 11 is electrically connected with the power cord 21 through a lead, and the electric energy is led into the conductive block 11 through the power cord 21, so that the knife head 2 is electrified.

As shown in fig. 2 and 3, a thread bushing 3 is arranged at one end of the cutter head 2 close to the cutter body 1, a first through groove 4 matched with the cutter head 2 is arranged on one end surface of the thread bushing 3 close to the cutter head 2, one end of the cutter head 2 penetrates through the first through groove 4 and extends to the outer side of the thread bushing 3, the thread bushing 3 is movably sleeved on the outer side of the cutter head 2, the cutter head 2 can move inside the first through groove 4, so that medical personnel can pack the cutter head 2 conveniently, a thread groove 5 matched with the thread bushing 3 is arranged on one side surface of the cutter body 1, the thread bushing 3 is in threaded connection with the thread groove 5, so that the cutter head 2 is convenient to disassemble and replace, the working efficiency of the medical personnel is improved, a connecting block 6 is arranged at the other side of the thread bushing 3, one end of the cutter head 2 extending to the outer side of the thread bushing 3 is fixedly connected with the connecting block 6, the connecting block 6 is used for connecting the conductive rod 8 with the cutter head 2, and plays a fibrous role on the cutter head 2, a first groove 7 matched with the connecting block 6 is arranged on one side groove wall of the thread groove 5, the connecting block 6 moves in the first groove 7, a conductive rod 8 is fixedly connected with the surface of one side of the connecting block 6 far away from the tool bit 2, a second groove 9 matched with the conductive rod 8 is arranged on one side groove wall of the first groove 7, the conductive rod 8 moves in the second groove 9, one end of the conductive rod 8 far away from the connecting block 6 penetrates through the first groove 7 and extends into the second groove 9, a conductive plate 12 is arranged in the second groove 9, the outer side surface of the conductive plate 12 is attached to the groove wall of the second groove 9, the conductive plate 12 is movably connected with the conductive block 11 through a spring, the spring is made of a conductive material, the electric energy led in the conductive block 11 is transferred into the conductive plate 12 and the conductive rod 8 through the spring, one end of the conductive rod 8 extending into the second groove 9 is abutted to the conductive plate 12, a movable rod 13 is arranged in the first groove 7 and is clamped with the conductive rod 8 through the movable rod 13, so that the movable rod 13 is driven to move in the first groove 7 when moving, and further the position control of the tool bit 2 is realized, a second groove 14 is arranged at the top of one end of the tool body 1, a pressing plate 16 moves in the second groove 14, a sliding groove 15 matched with the movable rod 13 is arranged at the bottom of the second groove 14, the sliding groove 15 is communicated with the first groove 7, a pressing plate 16 is arranged in the second groove 14, the top end of the movable rod 13 penetrates through the sliding groove 15 and is fixedly connected with the bottom end of the pressing plate 16, the movable rod 13 is driven to move in the sliding groove 15 through the moving pressing plate 16, a clamping groove 17 is arranged at the bottom end of the outer side of the conductive rod 8, a third through groove 18 matched with the conductive rod 8 is arranged on the side surface of the bottom end of the movable rod 13, when the tool bit 2 is installed, one end of the conductive rod 8 penetrates through the third through groove 18, simultaneously through the joint of third logical groove 18 with draw-in groove 17, make medical staff's accessible remove clamp plate 16 and control conducting rod 8, and then realize the control to tool bit 2, the equal fixedly connected with iron plate 19 in both sides surface of clamp plate 16, the both sides side cell wall of second recess 14 all inlays and is equipped with magnet piece 20, through iron plate 19 and the cooperation of magnet piece 20, square medical staff fixes clamp plate 16 to guarantee the stability of tool bit 2 when work and place.

The working principle of the utility model is as follows:

when the device is used, one end of a tool bit 2 is firstly sleeved on a threaded sleeve 3, then the threaded sleeve 3 is in threaded connection with a threaded groove 5, the other end of the tool bit 2 is placed inside the threaded groove 5, at the moment, a pressing plate 16 is pressed to enable a movable rod 13 to move downwards, one end of a conducting rod 8 penetrates through a third through groove 18 and extends to the inside of a second through groove 9 to be abutted against a conducting plate 12 inside the second through groove 9, after the pressing plate 16 is loosened, the movable rod 13 is reset under the reaction force of a spring to drive the movable rod 13 to move upwards, then the movable rod 13 is clamped with a clamping groove 17, then a conducting block 11 is electrified through a power line 21, electricity is conducted into the conducting rod 8 through the spring and the conducting plate 12, so that the tool bit 2 is electrified, when the tool bit is not used, the pressing plate 16 is firstly moved, the movable rod 13 and the conducting rod 8 clamped with the movable rod 13 are driven by the pressing plate 16 to move, until the iron block 19 and the magnet block 20 arranged on one side of the pressing plate 16 attract each other and are attached, at the moment, the tool bit 2 is completely contracted into the thread bush 3, so that the tool bit 2 is prevented from being stuck with bacteria or damaged due to being exposed outside, and the service life of the tool bit 2 is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a high frequency is electric coagulation tool bit for electrotome, includes cutter body (1), its characterized in that: one end of the cutter body (1) is round platform-shaped, one end of the cutter body (1) is provided with a cutter head (2), one end of the cutter head (2) close to the cutter body (1) is provided with a threaded sleeve (3), one end surface of the threaded sleeve (3) close to the cutter head (2) is provided with a first through groove (4) matched with the cutter head (2), one end of the cutter head (2) penetrates through the first through groove (4) and extends to the outer side of the threaded sleeve (3), one side surface of the cutter body (1) is provided with a threaded groove (5) matched with the threaded sleeve (3), the threaded sleeve (3) is in threaded connection with the threaded groove (5), the other side of the threaded sleeve (3) is provided with a connecting block (6), one end of the cutter head (2) extending to the outer side of the threaded sleeve (3) is fixedly connected with the connecting block (6), one side groove wall of the threaded groove (5) is provided with a first groove (7) matched with the connecting block (6), one side fixed surface that tool bit (2) were kept away from in connecting block (6) is connected with conducting rod (8), the second that matches with conducting rod (8) is led to groove (9) is seted up to one side cell wall of first recess (7), the one end that connecting block (6) were kept away from in conducting rod (8) runs through first recess (7) and extends to inside second lead to groove (9), inner chamber (10) have been seted up to cutter body (1) inside.

2. The electric coagulation scalpel head for a high-frequency electric knife according to claim 1, wherein: the inner part of the inner cavity (10) is fixedly connected with a conductive block (11), and the inner cavity (10) is communicated with the second through groove (9).

3. The electric coagulation scalpel head for a high-frequency electric knife according to claim 2, wherein: the current-conducting plate (12) is arranged inside the second through groove (9), the outer side surface of the current-conducting plate (12) is attached to the groove wall of the second through groove (9), and the current-conducting plate (12) is movably connected with the current-conducting block (11) through a spring.

4. The electric coagulation scalpel head for a high-frequency electric knife according to claim 3, wherein: the conducting rod (8) extends to one end inside the second through groove (9) and is abutted against the conducting plate (12), the movable rod (13) is arranged inside the first groove (7), the second groove (14) is formed in the top of one end of the cutter body (1), and the sliding groove (15) matched with the movable rod (13) is formed in the bottom of the second groove (14).

5. The electric coagulation scalpel head for a high-frequency electric knife according to claim 4, wherein: the sliding groove (15) is communicated with the first groove (7), the pressing plate (16) is arranged inside the second groove (14), the top end of the movable rod (13) penetrates through the sliding groove (15) and is fixedly connected with the bottom end of the pressing plate (16), and the bottom end of the outer side of the conducting rod (8) is provided with a clamping groove (17).

6. The electric coagulation scalpel head for a high-frequency electric knife according to claim 5, wherein: the third that passes through groove (18) with conducting rod (8) looks adaptation is seted up to one side surface of bottom of movable rod (13), the equal fixedly connected with iron plate (19) in both sides surface of clamp plate (16).

7. The electric coagulation scalpel head for a high-frequency electric knife according to claim 6, wherein: magnet blocks (20) are embedded in the side groove walls of the two sides of the second groove (14), the other end of the cutter body (1) is fixedly connected with a power line (21), and the conductive block (11) is electrically connected with the power line (21) through a wire.