CN216535446U

CN216535446U - Skin knife for burn plastic surgery

Info

Publication number: CN216535446U
Application number: CN202122722554.0U
Authority: CN
Inventors: 阮鸿儒; 傅明星
Original assignee: Zhenjiang First Peoples Hospital
Current assignee: Zhenjiang First Peoples Hospital
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-05-17
Anticipated expiration: 2031-11-08

Abstract

The utility model discloses a skin-removing knife for burn plastic surgery in the technical field of surgical cutters, which comprises a holding component and a knife head component, wherein the holding component comprises a main rod, one end of the main rod is provided with a mounting groove, the other end of the main rod is fixedly connected with a holding handle, the knife head component comprises a rotating block and a clamping cylinder, and the rotating block is movably connected in the mounting groove through a shaft. According to the utility model, the two ends of the rotating block are fixedly connected with the clamping blocks, the two clamping blocks are respectively connected with the first tool bit and the second tool bit in different shapes, the clamping cylinder movably connected on the main rod can be used for clamping the clamping block at one end, the clamping cylinder and the clamping blocks are stably clamped through friction force, one end of the rotating block is limited through the clamping cylinder, the first tool bit at one end of the rotating block is used for performing skin taking operation, and when the second tool bit in another shape needs to be replaced, the rotating block is rotated to swing out the second tool bit, so that the two tool bits can be conveniently replaced.

Description

Skin knife for burn and plastic surgery

Technical Field

The utility model relates to the technical field of surgical cutters, in particular to a skin-removing knife for burn plastic surgery.

Background

Burn plastic refers to plastic repair after a burn. Deformities after burn trauma are manifested as tissue defects, displacement, or hyperplasia. The patients with mild clinical manifestations involve aesthetic appearance, and the patients with severe clinical manifestations often suffer from dysfunction and heavy psychological burdens. The treatment of burn and plastic surgery should select different operation modes according to the specific conditions of patients. In principle, for tissue displaced patients, tissue reduction is used; if the tissue is too much, tissue resection should be adopted; for those with tissue defects, tissue transplantation should be used.

Through retrieval, chinese patent No. CN211704771U discloses a dermatotome for burn and plastic surgery, which adjusts the length of the dermatotome according to the arm length of the user to adapt to different parts of the patient, and through the arrangement of a protective sleeve, the dermatotome can be prevented from being contaminated by dust, and through the arrangement of an opening and a fixed block at one end of a connecting block, the blade can be conveniently replaced, and the service life of the dermatotome can be prolonged.

However, most of the existing skin-removing knives for the burn and plastic surgery only have one knife head, cannot meet the requirements of different skin-removing scenes, and are not wide enough in application range.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a skin-removing knife for burn and plastic surgery to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: skin knife is got in burn plastic surgery, including gripping subassembly and tool bit subassembly, the subassembly that grips includes the mobile jib, the one end of mobile jib is provided with the mounting groove, the other end fixedly connected with gripping handle of mobile jib, the tool bit subassembly includes a turning block and a joint section of thick bamboo, the turning block passes through axle swing joint in the mounting groove, the both ends fixedly connected with joint piece of turning block, two the first tool bit of joint piece difference fixedly connected with and second tool bit, movable joint has a joint section of thick bamboo on the mobile jib, a joint section of thick bamboo matches the joint on the joint piece.

Preferably, the width of the holding handle is larger than that of the main rod, and the holding handle is provided with a plurality of anti-slip strips.

Preferably, the inside of the handle is hollow, and the plurality of anti-slip strips are made of elastic rubber.

Preferably, be provided with two curved spacing grooves in the mobile jib, two the limited pole of the equal fixedly connected with dislocation of one side of joint piece, the spacing groove matches the joint with the limited pole.

Preferably, two sets of when spacing groove matches the joint with the gag lever post, first tool bit and second tool bit all are with the well face parallel and level of mobile jib.

Preferably, one side of the main rod is fixedly connected with a limiting block, one side of the clamping cylinder is connected with an elastic clamping plate, and the clamping plate is matched with the clamping limiting block.

Preferably, one side of the clamping plate is connected with the side lug, and the clamping end of the clamping plate is arc-shaped.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, the two ends of the rotating block are fixedly connected with the clamping blocks, the two clamping blocks are respectively connected with the first tool bit and the second tool bit which are different in shape, the clamping cylinder movably connected to the main rod can be used for clamping the clamping block at one end, the clamping cylinder and the clamping blocks are stably clamped through friction force, one end of the rotating block is limited through the clamping cylinder, the first tool bit at one end of the rotating block is used for performing skin removing operation, when the second tool bit with another shape needs to be replaced, the rotating block is rotated to swing out the second tool bit, so that the two tool bits can be conveniently replaced;

(2) according to the tool bit, the limiting groove is formed in the main rod, the limiting rod is connected to the clamping block, the rotating angle of the rotating block is limited through the two limiting rods, the rotating block rotates excessively, the elastic clamping plate is connected to one side of the clamping cylinder, the clamping plate is clamped with the limiting block in a matched mode, the clamping cylinder is clamped and limited through the clamping plate, the clamping cylinder is prevented from being accidentally separated, meanwhile, the side lug on one side of the clamping plate is convenient for hand stirring, the clamping plate clamping limitation is relieved, the clamping cylinder is convenient to pull back, and the tool bit is convenient to replace.

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 perspective view of the skin-removing knife for burn and plastic surgery of the present invention;

FIG. 2 is an enlarged view of the skin-removing knife of the present invention shown at A in FIG. 1;

FIG. 3 is an exploded view of the skin-removing knife of the present invention;

fig. 4 is a bottom perspective view of the skin-removing knife for burn and plastic surgery of the utility model.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a gripping assembly; 11. a main rod; 12. mounting grooves; 13. a grip; 14. anti-slip strips; 15. a limiting block; 16. a limiting groove; 2. a cutter head assembly; 21. rotating the block; 22. a clamping block; 23. a restraining bar; 24. a first cutter head; 25. a second cutter head; 26. a clamping cylinder; 27. the joint board.

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.

Referring to fig. 1-4, the present invention provides a technical solution: skin knife for burn and plastic surgery comprises a holding component 1 and a knife head component 2, wherein the holding component 1 comprises a main rod 11, one end of the main rod 11 is provided with a mounting groove 12, the other end of the main rod 11 is fixedly connected with a holding handle 13, the width of the holding handle 13 is greater than that of the main rod 11, a plurality of anti-slip strips 14 are arranged on the holding handle 13, the inside of the holding handle 13 is arranged in a hollow mode, and the anti-slip strips 14 are made of elastic rubber.

Wherein, at the one end fixedly connected with grip 13 of mobile jib 11, great grip 13 is convenient for the hand to grip, and the movable mounting of tool bit subassembly 2 is carried out to mounting groove 12 that sets up on the mobile jib 11, and hollow grip 13 reduces the whole weight of device, and antislip strip 14 on the grip 13 increases frictional force, lets the hand grip more stably.

Referring to fig. 1-4, the tool bit assembly 2 includes a rotating block 21 and a clamping cylinder 26, the rotating block 21 is movably connected in the mounting groove 12 through a shaft, two ends of the rotating block 21 are fixedly connected with clamping blocks 22, the two clamping blocks 22 are respectively fixedly connected with a first tool bit 24 and a second tool bit 25, the main rod 11 is movably clamped with the clamping cylinder 26, the clamping cylinder 26 is clamped on the clamping blocks 22 in a matching manner, two arc-shaped limiting grooves 16 are arranged in the main rod 11, one sides of the two clamping blocks 22 are fixedly connected with staggered limiting rods 23, the limiting grooves 16 are clamped with the limiting rods 23 in a matching manner, when the two sets of limiting grooves 16 are clamped with the limiting rods 23 in a matching manner, the first tool bit 24 and the second tool bit 25 are flush with the middle plane of the main rod 11, one side of the main rod 11 is fixedly connected with the limiting blocks 15, one side of the clamping cylinder 26 is connected with an elastic clamping plate 27, the clamping plate 27 is clamped with the limiting blocks 15 in a matching manner, one side of clamping plate 27 is connected with the side ear, and the joint end of clamping plate 27 is the arc.

Wherein, the rotating block 21 is movably arranged in the mounting groove 12 through a shaft, the two ends of the rotating block 21 are fixedly connected with a clamping block 22, the two clamping blocks 22 are respectively connected with a first tool bit 24 and a second tool bit 25 which are different in shape, a clamping cylinder 26 movably connected on the main rod 11 can clamp the clamping block 22 at one end, the clamping cylinder 26 and the clamping block 22 are stably clamped through friction force, one end of the rotating block 21 is limited through the clamping cylinder 26, the first tool bit 24 at one end of the rotating block 21 is used for performing a skin taking operation, when the second tool bit 25 in another shape needs to be replaced, the rotating block 21 is rotated to swing out the second tool bit 25 for convenient replacement of the two tool bits, a limiting groove 16 is arranged in the main rod 11, the clamping block 22 is connected with a limiting rod 23, the rotating angle of the rotating block 21 is limited through the two limiting rods 23, and the rotating block 21 excessively rotates, be connected elastic joint board 27 in one side of a joint section of thick bamboo 26, joint board 27 and the 15 cooperation joints of limiting block, carry out the joint through joint board 27 to a joint section of thick bamboo 26 and inject, avoid the accident of a joint section of thick bamboo 26 to break away from, the side ear of 27 one sides of joint board is convenient for the hand to stir simultaneously, carries out the removal that the joint board 27 joint was injectd, and the pull-back of a joint section of thick bamboo 26 of being convenient for is convenient for change the tool bit, and it is convenient to use.

The integral working principle is that a holding handle 13 is fixedly connected to one end of a main rod 11, the larger holding handle 13 is convenient for hand holding, a mounting groove 12 formed in the main rod 11 is used for movably mounting a tool bit assembly 2, the hollow holding handle 13 reduces the overall weight of the device, an anti-slip strip 14 on the holding handle 13 increases friction force to enable the hand holding to be more stable, a rotating block 21 is movably mounted in the mounting groove 12 through a shaft, clamping blocks 22 are fixedly connected to both ends of the rotating block 21, the two clamping blocks 22 are respectively connected with a first tool bit 24 and a second tool bit 25 which are different in shape, a clamping cylinder 26 movably connected to the main rod 11 can clamp the clamping block 22 at one end, the clamping cylinder 26 and the clamping blocks 22 are stably clamped through friction force, one end of the rotating block 21 is limited through the clamping cylinder 26, the first tool bit 24 at one end of the rotating block 21 is used for performing skin taking operation, when the second tool bit 25 in another shape needs to be replaced, rotatory turning block 21, put out second tool bit 25, carry out the convenient change of two kinds of tool bits, be provided with spacing groove 16 in the inside of mobile jib 11, it has limit pole 23 to connect on the joint piece 22, prescribe a limit to the turned angle of turning block 21 through two limit poles 23, turning block 21 excessively rotates, be connected elastic joint board 27 in one side of a joint section of thick bamboo 26, joint board 27 and the 15 cooperation joints of limit piece, it prescribes a limit to carry out the joint to a joint section of thick bamboo 26 through joint board 27, avoid the accident of a joint section of thick bamboo 26 to break away from, the side ear of joint board 27 one side is convenient for the hand to stir simultaneously, carry out the release that the joint board 27 joint was prescribed a limit to, be convenient for joint section of thick bamboo 26's pullback, be convenient for change the tool bit.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model 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 utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. Skin knife for burn and plastic surgery comprises a holding component (1) and a knife head component (2), and is characterized in that: the utility model discloses a joint, including mobile jib (11), the one end of mobile jib (11) is provided with mounting groove (12), the other end fixedly connected with of mobile jib (11) grips handle (13), tool bit subassembly (2) include turning block (21) and a joint section of thick bamboo (26), turning block (21) are through a swing joint in mounting groove (12), the both ends fixedly connected with joint piece (22) of turning block (21), two joint piece (22) are the first tool bit of fixedly connected with (24) and second tool bit (25) respectively, movable joint has a joint section of thick bamboo (26) on mobile jib (11), a joint section of thick bamboo (26) match the joint on joint piece (22).

2. The skin resurfacing scalpel according to claim 1, wherein: the width of the holding handle (13) is larger than that of the main rod (11), and a plurality of anti-slip strips (14) are arranged on the holding handle (13).

3. The skin resurfacing surgical knife of claim 2, wherein: the interior of the holding handle (13) is hollow, and the anti-slip strips (14) are made of elastic rubber.

4. The skin resurfacing scalpel according to claim 1, wherein: be provided with two curved spacing grooves (16), two in mobile jib (11) the equal fixedly connected with dislocation of one side of joint piece (22) spacing pole (23), spacing groove (16) and spacing pole (23) match the joint.

5. The skin resurfacing surgical knife of claim 4, wherein: two sets of when spacing groove (16) and limiting rod (23) match the joint, first tool bit (24) and second tool bit (25) all are with the mid-plane parallel and level of mobile jib (11).

6. The skin resurfacing scalpel according to claim 1, wherein: one side of the main rod (11) is fixedly connected with a limiting block (15), one side of the clamping cylinder (26) is connected with an elastic clamping plate (27), and the clamping plate (27) is matched with the clamping limiting block (15).

7. The skin resurfacing surgical knife of claim 6, wherein: one side of the clamping plate (27) is connected with the side lug, and the clamping end of the clamping plate (27) is arc-shaped.