CN218614216U

CN218614216U - Operation skin preparation knife

Info

Publication number: CN218614216U
Application number: CN202222560513.0U
Authority: CN
Inventors: 刘艳琼
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-03-14
Anticipated expiration: 2032-09-27

Abstract

The utility model provides a skin preparation scalpel for operation, includes handle, blade holder, preforming, blade and angle limiting device, the front end of connection at the handle can be dismantled to the blade holder, preforming and blade compress tightly in proper order between handle and blade holder, just the front end contact of preforming and handle, angle limiting device fixed connection is on preforming bottom surface or handle, angle limiting device is including the gag lever post that is located the blade front end and skin contact, gag lever post and blade parallel arrangement. The front end of the blade of the skin preparation scalpel is provided with the limiting rod which is in contact with the skin, so that the blade and the skin can be always kept at a fixed angle when hairs are removed, and the effect of preventing the skin from being scratched is achieved.

Description

Operation skin preparation knife

Technical Field

The utility model belongs to the technical field of medical instrument, especially, relate to a skin preparation sword for operation.

Background

Skin preparation refers to surgical preparation for shaving hair at a corresponding surgical site and cleaning the body surface, and is the work of cleaning the surgical area before surgery for a patient to undergo surgery. The method for removing the hair mainly comprises the steps of direct electric hair clipper skin preparation, shaver skin preparation of a hairdresser, shaving skin preparation of a disposable safety knife rest and direct clamping of double-sided blade scalp preparation by a simple hemostatic forceps. The above methods are prone to cause accidental skin cutting, and even cause great pain to patients when the hairs are too hard. In the prior art, a razor is typically used for shaving. However, the angle between the skin preparation knife and the skin is not easy to control, and the skin is easy to scratch. Therefore, there is a need for a skin razor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a skin preparation for operation sword has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a skin preparation scalpel for operation, includes handle, blade holder, preforming, blade and angle limiting device, the front end of connection at the handle can be dismantled to the blade holder, preforming and blade compress tightly in proper order between handle and blade holder, just the front end contact of preforming and handle, angle limiting device fixed connection is on preforming bottom surface or handle, angle limiting device is including the gag lever post that is located the blade front end and skin contact, gag lever post and blade parallel arrangement.

On the basis of the scheme and as a preferable scheme of the scheme, the limiting rod enables an included angle between the handle and the skin to be alpha, and the alpha is more than or equal to 15 degrees and less than or equal to 20 degrees.

On the basis of the scheme, and as a preferable scheme of the scheme, the cross section of the limiting rod is circular.

On the basis of the above scheme and as a preferred scheme of the above scheme, the angle limiting device further comprises connecting rods located at two ends of the limiting rod, one end of each connecting rod is fixedly connected with the limiting rod, and the other end of each connecting rod is fixedly connected with the pressing sheet or the handle.

On the basis of the above scheme and as a preferable scheme of the above scheme, the connecting rod and the limiting rod are integrally formed.

On the basis of the above scheme and as a preferable scheme of the above scheme, the blade is a double-sided blade, and the angle limiting device is arranged on only one side of the blade.

On the basis of the scheme, the handle is connected with the tool holder through threads.

On the basis of the scheme, as a preferable scheme of the scheme, the bottom of the tool apron is provided with a positioning column, and the pressing sheet is provided with a positioning groove corresponding to the positioning column.

On the basis of the above scheme and as a preferable scheme of the above scheme, the width of the tabletting is smaller than the width of the blade.

The utility model discloses the beneficial effect who has does: the front end of the blade of the skin preparation scalpel is provided with the limiting rod which is contacted with the skin, so that the blade and the skin can be always kept at a fixed angle when hairs are removed, and the effect of preventing the skin from being scratched is achieved; the limiting rod is fixedly connected through the connecting rod, the space between the limiting rod and the blade is hollowed out, the width of the pressing sheet is smaller than that of the blade, and the removed hair cannot be accumulated between the blade and the cutter holder or between the pressing sheets; the blade is a double-sided blade and the angle limiting means is provided on only one side of the blade, and the other side of the blade can also be used for shaving when parts of the body are not suitable.

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 these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an explosion diagram of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is a side view of the present invention.

Fig. 5 is a partially enlarged view of a point a in fig. 4.

Fig. 6 is a schematic structural view of the angle limiting device.

The reference numbers are as follows:

1. a handle; 2. a tool apron; 21. a positioning column; 3. tabletting; 31. positioning a groove; 4. a blade; 5. an angle limiting device; 51. a limiting rod; 52. a connecting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 6, the skin knife for operation and preparation comprises a handle 1, a knife holder 2, a pressing sheet 3, a blade 4 and an angle limiting device 5, wherein the knife holder 2 is detachably connected to the front end of the handle 1, the pressing sheet 3 and the blade 4 are sequentially pressed between the handle 1 and the knife holder 2, the pressing sheet 3 is in contact with the front end of the handle 1, the angle limiting device 5 is fixedly connected to the bottom surface of the pressing sheet 3 or the handle 1, the angle limiting device 5 comprises a limiting rod 51 which is located at the front end of the blade 4 and is in contact with the skin, and the limiting rod 51 is arranged in parallel with the blade 4.

The limiting rod in contact with the skin is arranged at the front end of the blade of the skin preparation scalpel, and the limiting rod is in contact with the skin when the skin preparation scalpel is used, so that the purpose of fixing the angle between the blade and the skin is achieved, the blade and the skin can be always kept at a fixed angle when hairs are removed, and the effect of preventing the skin from being scratched is achieved.

The limiting rod 51 enables the included angle between the handle 1 and the skin to be alpha, the alpha is more than or equal to 15 degrees and less than or equal to 20 degrees, and the damage of the blade to the skin can be reduced to the maximum extent within the angle range.

The cross section of the limiting rod 51 is circular, and when the limiting rod is in contact with skin, the limiting rod can be prevented from scratching the skin.

The angle limiting device 5 further comprises a connecting rod 52 positioned at two ends of the limiting rod 51, one end of the connecting rod 52 is fixedly connected with the limiting rod 51, and the other end of the connecting rod 52 is fixedly connected with the pressing sheet 3 or the handle 1. The limiting rod is fixedly connected through the connecting rod, the space between the limiting rod and the blade is hollowed out, and the hair convenient to remove can fall off smoothly instead of being accumulated between the blade and the base.

Connecting rod 52 and gag lever post 51 integrated into one piece, connecting rod and gag lever post can be through the shaping of steel wire bending, then with the connecting rod welding on the bottom or the handle of preforming.

The blade 4 is a double-sided blade and the angle limiting means 5 are provided on only one side of the blade 4. The other side of the blade may also be used for shaving when parts of the body are not suitable.

The handle 1 is connected with the cutter holder 2 through threads, so that the blade is convenient to mount and dismount.

The bottom of the tool apron 2 is provided with a positioning column 21, and the pressing sheet 3 is provided with a positioning groove 31 corresponding to the positioning column 21, so that the positions of the pressing sheet and the blade can be conveniently fixed.

The width of the pressing sheet 3 is smaller than that of the blade 4, so that the removed hair can fall off directly instead of being accumulated between the pressing sheet and the blade.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A skin preparation scalpel is characterized in that: including handle (1), blade holder (2), preforming (3), blade (4) and angle limiting device (5), the front end of connection in handle (1) can be dismantled in blade holder (2), preforming (3) and blade (4) compress tightly in proper order between handle (1) and blade holder (2), just the front end contact of preforming (3) and handle (1), angle limiting device (5) fixed connection is on preforming (3) bottom surface or handle (1), angle limiting device (5) including lieing in gag lever post (51) with skin contact of blade (4) front end, gag lever post (51) and blade (4) parallel arrangement.

2. A surgical skin preparation knife as claimed in claim 1, wherein: the limiting rod (51) enables the included angle between the handle (1) and the skin to be alpha, and the alpha is more than or equal to 15 degrees and less than or equal to 20 degrees.

3. A surgical skin preparation knife as claimed in claim 1, wherein: the cross section of the limiting rod (51) is circular.

4. A surgical skin preparation knife as claimed in claim 1, wherein: the angle limiting device (5) further comprises connecting rods (52) located at two ends of the limiting rod (51), one end of each connecting rod (52) is fixedly connected with the limiting rod (51), and the other end of each connecting rod (52) is fixedly connected with the pressing sheet (3) or the handle (1).

5. The skin preparation scalpel of claim 4, wherein: the connecting rod (52) and the limiting rod (51) are integrally formed.

6. A surgical skin preparation knife as claimed in claim 1, wherein: the blade (4) is a double-sided blade, and the angle limiting device (5) is arranged on one side of the blade (4) only.

7. A surgical skin preparation knife as claimed in claim 1, wherein: the handle (1) is connected with the tool apron (2) through threads.

8. A surgical skin preparation knife as claimed in claim 1, wherein: the bottom of the tool apron (2) is provided with a positioning column (21), and the pressing sheet (3) is provided with a positioning groove (31) corresponding to the positioning column (21).

9. A surgical skin preparation knife as claimed in claim 1, wherein: the width of the pressing sheet (3) is smaller than that of the blade (4).