CN219538478U

CN219538478U - Welding tongs with even stress

Info

Publication number: CN219538478U
Application number: CN202223300597.0U
Authority: CN
Inventors: 曾凡春; 孙启城; 孙中义; 仲元红
Original assignee: Shenzhen Huahan Biotechnology Co ltd
Current assignee: Shenzhen Huahan Biotechnology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-08-18
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a welding clamp with uniform stress, and relates to the technical field of biological welding. The utility model relates to a welding clamp with even stress, which comprises a shell, wherein a welding clamp assembly is arranged in the shell, a wire guide is arranged at the top of the shell, a reset rebound mechanism for resetting the welding clamp assembly is arranged on the surface of the shell and the surface of the welding clamp assembly, and a high-frequency welding head assembly for welding biological tissues is arranged on the opposite surface of the welding clamp assembly. The high-frequency electric welding plate is contacted with skin tissues under the pressure action of the clamp rod, the high-frequency electric welding plate is stressed to compress the elastic sheet, the contact force between the high-frequency electric welding plate and the skin tissues is uniform and the same under the elastic action of the elastic sheet, high-frequency current is generated by the high-frequency electric welding plate to convert electric energy into heat energy at a wound, the protein sub-denaturation at the wound is promoted, the wound anastomosis is achieved, and the welding effect of biological welding is improved.

Description

Welding tongs with even stress

Technical Field

The utility model relates to the technical field of biological welding, in particular to a welding clamp with uniform stress.

Background

The bioelectric welding technology is an emerging surgical anastomosis, in the surgical anastomosis process of the bioelectric welding technology, forceps are used for clamping two sides of a wound, electric energy is converted into heat energy at the wound to promote protein sub-denaturation at the wound so as to achieve the aim of wound anastomosis, in the bioelectric welding process, the bioelectric welding forceps are indispensable equipment, chinese patent publication No. CN208511167U discloses a bioelectric welding terminal device and a soft tissue high-frequency welding instrument, the bioelectric welding terminal device comprises a cutter handle and a cutter body which is electrified and heated during welding and can extend into the wound, the cutter body is provided with a first welding surface and a second welding surface which are respectively attached to two anastomosis surfaces of the wound, and the cutter body is arranged at the head end of the cutter handle.

Aiming at the above-mentioned open technology, the end of current biological welding tweezers is the end of pointed end, and adaptability is very poor, when having the skin tissue contact with human wound, the soldered connection of biological welding tweezers can not even laminate wound skin tissue, and then leads to the wound welding effect relatively poor easily.

For this purpose, a welding tongs with even stress is proposed.

Disclosure of Invention

The utility model aims at: the utility model provides a welding clamp with uniform stress, which aims to solve the problem that the welding effect at a wound is poor due to uneven stress when a welding head of the existing welding clamp is contacted with wound tissues.

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a welding tongs of even atress, includes the casing, the inside of casing is provided with the welding tongs subassembly, the top of casing is provided with the wire guide, the surface of casing and welding tongs subassembly is provided with the resilience mechanism that resets that is used for welding tongs subassembly to reset, the opposite face of welding tongs subassembly is provided with the high frequency welding head subassembly that is used for biological tissue welded.

Further, the welding tongs assembly comprises a first rotating shaft, the inner walls of the front side and the rear side of the shell are fixedly provided with the first rotating shaft, the surface of the first rotating shaft is rotatably sleeved with a tongs rod, and the opposite surfaces of the tongs rod are fixedly provided with anti-skid pads.

Further, the reset rebound mechanism comprises a first hydraulic damping rod, the opposite surfaces of the clamp rod and the inner walls of the left side and the right side of the shell are hinged to each other, a first spring is sleeved on the surface of the first hydraulic damping rod, a second hydraulic damping rod is hinged to the opposite surfaces of the clamp rod, and a second spring is sleeved on the surface of the second hydraulic damping rod.

Further, the high-frequency welding head assembly comprises a through groove, the surface of the clamp rod is provided with the through groove, the front side wall and the rear side wall of the through groove are fixedly provided with a second rotating shaft, the surface of the second rotating shaft is rotationally sleeved with a movable block, the free end of the movable block is fixedly provided with a movable plate, the surface of the movable plate is provided with a groove, the surface of the groove is fixedly provided with an elastic sheet, and the free end of the elastic sheet is fixedly provided with a high-frequency electric welding plate.

Further, the anti-skid pad is made of rubber materials, and anti-skid patterns are formed on the surface of the anti-skid pad.

Further, the middle part of the elastic sheet is arranged in a concave structure, and the elastic sheet is made of elastic materials.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the movable block and the second rotating shaft rotate, so that the high-frequency electric welding plate can be hinged with the clamp rod relatively, the high-frequency electric welding plate can be conveniently and well attached to skin tissues of a patient, the high-frequency electric welding plate is contacted with the skin tissues under the pressure action of the clamp rod, the high-frequency electric welding plate is stressed and then compresses the elastic sheet, the contact force between the high-frequency electric welding plate and the skin tissues is uniform and the same under the elastic action of the elastic sheet, high-frequency electric current is generated by the high-frequency electric welding plate and then electric energy is converted into heat energy at a wound, the protein sub-denaturation at the wound is promoted, the wound anastomosis is achieved, and the welding effect of biological welding is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the structure of a front view of the present utility model;

FIG. 3 is a schematic view in partial elevation and cross-section of the structure of the present utility model;

FIG. 4 is a schematic view of the structure of the present utility model in front cross section;

FIG. 5 is a schematic view of the enlarged view of the portion A of the present utility model;

reference numerals: 1. a housing; 2. a welding clamp assembly; 201. a first rotation shaft; 202. a clamp lever; 203. an anti-slip pad; 3. a wire guide; 4. resetting the rebound mechanism; 401. a first hydraulic damping lever; 402. a first spring; 403. a second hydraulic damping lever; 404. a second spring; 5. a high frequency welding head assembly; 501. a through groove; 502. a second rotation shaft; 503. a movable block; 504. a movable plate; 505. a groove; 506. a spring plate; 507. high frequency electric welding plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 5, a welding clamp with uniform stress comprises a shell 1, wherein a welding clamp assembly 2 is arranged in the shell 1, a wire guide 3 is arranged at the top of the shell 1, a reset rebound mechanism 4 for resetting the welding clamp assembly 2 is arranged on the surface of the shell 1, which is opposite to the welding clamp assembly 2, of the shell 1, and a high-frequency welding head assembly 5 for welding biological tissues is arranged on the opposite surface of the welding clamp assembly 2; specifically, when the welding tongs assembly 2 is used, a medical worker holds the welding tongs assembly 2 by hand, presses the welding tongs assembly 2 to enable the welding tongs assembly 2 to be close to each other, then enables the high-frequency welding tongs assembly 5 to be in contact with skin tissues at a wound site, enables the high-frequency welding tongs assembly 5 to be in close contact with the skin tissues through the high-frequency welding tongs assembly 5, enables the contact site to have the same force on the skin tissues, generates high-frequency current through the high-frequency welding tongs assembly 5, further converts electric energy into heat energy at the wound site, promotes protein sub-denaturation at the wound site, achieves wound anastomosis, enables the welding tongs assembly 2 to be far away from each other under the action of the reset rebound mechanism 4 by loosening the welding tongs assembly 2, and enables the high-frequency welding tongs assembly 5 to be separated from the skin tissues.

As shown in fig. 3 and 4, the welding tongs assembly 2 comprises a first rotating shaft 201, wherein the inner walls of the front side and the rear side of the shell 1 are fixedly provided with the first rotating shaft 201, the surfaces of the first rotating shaft 201 are rotatably sleeved with tongs bars 202, and the opposite surfaces of the tongs bars 202 are fixedly provided with anti-skid pads 203; specifically, the finger of the user contacts the two sets of anti-slip pads 203, and the two sets of clamp bars 202 are turned over along the first rotation axis 201 to approach each other by pressing the clamp bars 202.

As shown in fig. 2, 3 and 4, the reset rebound mechanism 4 comprises a first hydraulic damping rod 401, wherein the opposite surfaces of the clamp rod 202 and the inner walls of the left side and the right side of the shell 1 are respectively hinged with the first hydraulic damping rod 401, the surface of the first hydraulic damping rod 401 is sleeved with a first spring 402, the opposite surfaces of the clamp rod 202 are respectively hinged with a second hydraulic damping rod 403, and the surface of the second hydraulic damping rod 403 is sleeved with a second spring 404; specifically, when the two groups of clamp levers 202 approach each other to compress the second hydraulic damping lever 403 and the second spring 404, the first hydraulic damping lever 401 and the first spring 402 are stretched at the same time, and after the use is completed, the clamp levers 202 are reset under the action of the elasticity of the second hydraulic damping lever 403 and the second spring 404 and the tension of the first hydraulic damping lever 401 and the first spring 402.

As shown in fig. 1, 2, 3, 4 and 5, the high-frequency welding head assembly 5 comprises a through groove 501, the surface of the clamp rod 202 is provided with the through groove 501, the front and rear side walls of the through groove 501 are fixedly provided with a second rotating shaft 502, the surface of the second rotating shaft 502 is rotatably sleeved with a movable block 503, the free end of the movable block 503 is fixedly provided with a movable plate 504, the surface of the movable plate 504 is provided with a groove 505, the surface of the groove 505 is fixedly provided with a spring plate 506, and the free end of the spring plate 506 is fixedly provided with a high-frequency electric welding plate 507; specifically, through movable block 503 and second axis of rotation 502 rotation, and then make high frequency electric welding plate 507 can be articulated relatively with clip 202, and then be convenient for better laminating with patient's skin tissue mutually, high frequency electric welding plate 507 contacts with skin tissue under the pressure effect of clip 202, and high frequency electric welding plate 507 receives the pressure and then compresses shell fragment 506, makes high frequency electric welding plate 507 and skin tissue contact force even and the same under the elasticity effect of shell fragment 506.

As shown in fig. 1, 2, 3 and 4, the anti-slip pad 203 is made of rubber material, and the surface of the anti-slip pad 203 is provided with anti-slip patterns; specifically, the anti-slip pad 203 made of rubber material further prevents the medical staff from slipping during handling and taking.

As shown in fig. 4 and 5, the middle part of the elastic sheet 506 is provided in a concave structure, and the elastic sheet 506 is made of an elastic material; specifically, the spring 506 having a concave structure can be compressed.

To sum up: the user's finger is contacted with two sets of slipmats 203, make two sets of claw poles 202 upset along first axis of rotation 201 and be close to each other through pressing claw pole 202, and then compress second hydraulic damping pole 403 and second spring 404, and simultaneously, stretch first hydraulic damping pole 401 and first spring 402, rotate with second axis of rotation 502 through movable block 503, and then make high frequency electric welding board 507 can be articulated relatively with claw pole 202, and then be convenient for better laminating with patient's skin tissue, high frequency electric welding board 507 contacts with skin tissue under the pressure effect of claw pole 202, high frequency electric welding board 507 receives the pressure and compresses shell fragment 506, make high frequency electric welding board 507 and skin tissue contact force even and the same under the elasticity effect of shell fragment 506, produce high frequency electric current and then change electric energy into heat energy through high frequency electric welding board 507 in wound department, promote wound site protein subvariability, so as to reach wound anastomosis through loosening claw pole 202, make the pulling force reset to the claw pole under the effect of second hydraulic damping pole 403 and first hydraulic damping pole 401 and first spring 402.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a welding tongs of even atress, its characterized in that, includes casing (1), the inside of casing (1) is provided with welding tongs subassembly (2), the top of casing (1) is provided with wire guide (3), the surface of casing (1) and welding tongs subassembly (2) is provided with reset resilience mechanism (4) that are used for welding tongs subassembly (2) to reset, the opposite face of welding tongs subassembly (2) is provided with high frequency welding head subassembly (5) that are used for biological tissue welded.

2. The welding tongs with uniform stress according to claim 1, wherein the welding tongs assembly (2) comprises a first rotating shaft (201), the first rotating shaft (201) is fixedly installed on the inner walls of the front side and the rear side of the shell (1), a tong rod (202) is sleeved on the surface of the first rotating shaft (201) in a rotating mode, and anti-slip pads (203) are fixedly installed on the opposite surfaces of the tong rod (202).

3. The welding tongs with uniform stress according to claim 2, wherein the reset rebound mechanism (4) comprises a first hydraulic damping rod (401), the opposite surfaces of the tongs rod (202) and the inner walls of the left side and the right side of the shell (1) are hinged with each other to install the first hydraulic damping rod (401), the surface of the first hydraulic damping rod (401) is sleeved with a first spring (402), the opposite surfaces of the tongs rod (202) are hinged with each other to install a second hydraulic damping rod (403), and the surface of the second hydraulic damping rod (403) is sleeved with a second spring (404).

4. The welding tongs with uniform stress according to claim 2, wherein the high-frequency welding head assembly (5) comprises a through groove (501), the surface of the tongs bar (202) is provided with the through groove (501), the front and rear side walls of the through groove (501) are fixedly provided with second rotating shafts (502), the surface of the second rotating shafts (502) is rotationally sleeved with movable blocks (503), the free ends of the movable blocks (503) are fixedly provided with movable plates (504), the surface of the movable plates (504) is provided with grooves (505), the surface of the grooves (505) is fixedly provided with elastic sheets (506), and the free ends of the elastic sheets (506) are fixedly provided with high-frequency electric welding plates (507).

5. The welding tongs with even stress according to claim 2, wherein the anti-skid pad (203) is made of rubber material, and the surface of the anti-skid pad (203) is provided with anti-skid patterns.

6. The welding tongs of claim 4 wherein the middle of the spring (506) is concave and the spring (506) is made of an elastic material.