CN211244047U

CN211244047U - Double-eyelid scalpel

Info

Publication number: CN211244047U
Application number: CN201922127749.3U
Authority: CN
Inventors: 魏淑娟
Original assignee: Beijing Meishen Xuyanmeila Medical Cosmetology Clinic Co ltd
Current assignee: Beijing Meishen Xuyanmeila Medical Cosmetology Clinic Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-08-14
Anticipated expiration: 2029-11-29

Abstract

The utility model relates to a medical appliance, in particular to a double-eyelid scalpel with simple structure and convenient operation. Two mirror symmetry blades are arranged above and below the end of the cutter head, and the two blades have a common end, so that the two blades are in a V shape. The utility model discloses a double eyelid scalpel is provided with two mirror symmetry's cutting edge above and below the tip of tool bit, and these two cutting edges have a common end for two cutting edges become the V font, no matter grip the front of scalpel or the reverse side can both operate, make doctor convenient operation, have simple structure's characteristics moreover. The scale marks are marked on the cutting edge, so that the scale marks can be aligned by a doctor at any time when the doctor performs an operation, accurate positioning is realized, and the quality of the operation is improved. Through the design of the first through hole, the second through hole and the third through hole of different widths, three through holes cooperate different stoppers, play multiple spacing, have reduced not hard up possibility, have improved stability.

Description

Double-eyelid scalpel

Technical Field

The utility model relates to a medical appliance, in particular to a double eyelid scalpel with simple structure, accurate positioning and convenient operation.

Background

In the operation of the double-eyelid operation, a scalpel is required to be used, in order to prevent cross infection, the medical plastic mechanism usually uses a disposable blade and a hilt matched with the disposable blade, and the blade and the hilt are connected through a notch arranged on the blade and a clamping groove on the hilt. In order to ensure the reliability and safety of the operation, the reusable scalpel is generally made of an excellent material, and both the reusable scalpel and the disposable scalpel have one edged surface, can be held in one direction for use when in use, and are quite inconvenient. In addition, the width of the double-fold eyelid is generally positioned according to the hand feeling and experience of a doctor during operation, sometimes the width is not uniform, and the operation quality and effect are influenced. In addition, the existing fixing structure of the blade and the knife handle is not stable enough, slight looseness easily occurs, and in the high-precision operation process of the double-fold eyelid operation, the slight looseness can seriously affect the operation quality.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a double-eyelid scalpel with simple structure and convenient operation.

The utility model adopts the technical proposal that: the double-eyelid scalpel comprises a blade, a shell for fixing a blade body of the blade and a protective cover for protecting a blade head of the blade, wherein two mirror-symmetrical cutting edges are arranged on the upper side and the lower side of the end part of the blade head, the two cutting edges have a common end, so that the two cutting edges are V-shaped, the included angle between the two cutting edges is alpha, and the alpha is more than or equal to 45 degrees and less than or equal to 75 degrees; the shell is detachably connected with the protective cover.

To better implement the present invention, α satisfies α ═ 60 °.

In order to better realize the utility model, the whole length of the cutting edge is 3mm, and scale marks of trisection are marked on the cutting edge.

For realizing better the utility model discloses blade central point put and offered length for blade length 2/3 ~ 4/5's erection joint hole, this erection joint hole cooperation has the fixture block that runs through the casing, the fixture block pass through locking structure and lock casing and blade.

In order to better realize the utility model, the installation connecting hole comprises a first through hole, a second through hole and a third through hole which are sequentially connected, the width of the first through hole is larger than that of the second through hole, and the width of the second through hole is larger than that of the third through hole; the fixture blocks are correspondingly and sequentially arranged into a first matching block, a second matching block and a third matching block.

In order to better realize the utility model, the locking structure comprises two first pin holes arranged on the first matching block and two second pin holes arranged on the second matching block; the first pin hole and the second pin hole are in one group, and the two groups are respectively positioned on two sides of the shell; the first pin hole is matched with a first pin shaft, and the second pin hole is matched with a second pin shaft.

For realizing better the utility model discloses the left end inboard of casing be provided with the chucking piece the right-hand member of visor be provided with this chucking piece complex elasticity recess.

For realizing better the utility model discloses, blade, tool bit and cutting edge integrated design, and adopt the preparation of titanium alloy material to form.

The beneficial effects of the utility model are embodied in: the utility model discloses a double eyelid scalpel the higher authority of tip of tool bit and following be provided with two mirror symmetry's cutting edge, these two cutting edges have a common end for two cutting edges become the V font, after designing like this, no matter grip the front of scalpel or the reverse side can both operate, make doctor convenient operation, have simple structure's characteristics moreover. The scale marks are marked on the cutting edge, so that a doctor can align the scales at any time during operation, and the operation quality is improved. Through the design of the first through hole, the second through hole and the third through hole of different widths, when the cooperation handle of a knife, the different stopper of three through-hole cooperation plays multiple spacing, has reduced not hard up possibility, has improved stability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of a blade of the double-eyelid scalpel according to the present invention;

fig. 2 is a schematic structural view of the blade fitting housing of the double-eyelid scalpel according to the present invention;

fig. 3 is a schematic structural view of the double-eyelid scalpel when the protective cover is opened;

fig. 4 is a schematic structural view of the clamping block of the double-eyelid scalpel of the present invention;

in the attached drawings, 1-a blade, 2-a cutter head, 3-a cutting edge, 4-a first through hole, 5-a second through hole, 6-a third through hole, 8-a protective cover, 9-a shell, 10-a fixture block, 11-a first matching block, 12-a second matching block, 13-a third matching block, 14-a first pin hole, 15-a second pin hole, 16-a first pin shaft, 17-a second pin shaft, 18-a clamping block and 19-an elastic groove.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

Example 1:

as shown in fig. 1 to 4, the double-eyelid scalpel of the present invention comprises a blade 1, a housing 9 for fixing the blade of the blade 1, and a protective cover 8 for protecting the blade head 2 of the blade 1, wherein two mirror-symmetrical cutting edges 3 are arranged at the upper and lower sides of the end portion of the blade head 2, the two cutting edges 3 have a common end, so that the two cutting edges 3 form a V shape, the included angle between the two cutting edges 3 is α, and α is not less than 45 ° and not more than 75 °; the shell 9 is detachably connected with the protective cover 8. The utility model discloses a double eyelid scalpel the higher authority of tip of tool bit 2 and following be provided with two mirror symmetry's cutting edge 3, these two cutting edges 3 have one and hold jointly for two cutting edges 3 become the V font, after designing like this, no matter the front or the reverse side that grip the scalpel can both operate, make doctor convenient operation, have simple structure's characteristics moreover, as an preferred angle, alpha satisfy alpha 60.

Example 2:

on the basis of the above embodiment, for further better implementing the utility model discloses, cutting edge 3 whole length be 3mm to mark the scale mark of trisection on this cutting edge 3. The whole length of the blade 3 is 3 mm. Because the width of double-edged eyelid is generally within 3mm, consequently set up whole length 3mm of cutting edge 3 and can satisfy the operation demand promptly, make things convenient for doctor's operation cutting edge 3 on mark the scale mark that has the trisection, every 1mm promptly can make things convenient for doctor's operation, can implement the location by accurate scale constantly when the doctor operates, improve the quality of operation. It is noted that the scale can be further subdivided according to the actual requirements.

Example 3:

on the basis of above-mentioned embodiment, for further carrying out better the utility model discloses blade central point put and offered length for blade length 2/3 ~ 4/5's erection joint hole, this erection joint hole cooperation has the fixture block 10 that runs through casing 9, fixture block 10 through locking structure with casing 9 and blade locking. After the design like this, the length of erection joint hole occupies the most of the length of blade, when being connected the cooperation with fixture block 10, can improve connection stability greatly, reduces not hard up condition. The central position of the knife body is provided with the mounting connecting hole, namely the position of the mounting connecting hole is uniform from the positions in the width directions of the two sides and is uniform from the position in the length direction of the knife body.

Example 4:

on the basis of the above embodiment, in order to further better implement the utility model, the installation and connection holes comprise a first through hole 4, a second through hole 5 and a third through hole 6 which are sequentially connected, the width of the first through hole 4 is greater than that of the second through hole 5, and the width of the second through hole 5 is greater than that of the third through hole 6; the fixture block 10 is correspondingly and sequentially provided with a first matching block 11, a second matching block 12 and a third matching block 13. After the design like this, the width of three through-hole is different, and is the size different promptly, when cooperating with first cooperation piece 11, second cooperation piece 12 and third cooperation piece 13 of fixture block 10, has multiple spacing effect, can set up the end of third through-hole 6 into triangle-shaped, and triangle-shaped's stability has in addition reduced not hard up possibility, has improved stability.

Example 5:

on the basis of the above embodiment, in order to further implement the present invention better, the locking structure includes two first pin holes 14 disposed on the first mating block 11, and two second pin holes 15 disposed on the second mating block 12; one first pin hole 14 and one second pin hole 15 are in one group, and the two groups are respectively positioned at two sides of the shell 9; the first pin hole 14 is matched with a first pin shaft 16, and the second pin hole 15 is matched with a second pin shaft 17. After the design, can conveniently install and dismantle, convenient cleaning and disinfection improves the security. During disassembly, the protective cover 8 is opened, the first pin shaft 16 and the second pin shaft 17 are withdrawn, then the fixture block 10 is taken out, and the shell 9 is separated from the blade, so that disassembly is realized; and vice versa, quite conveniently.

Example 6:

on the basis of the above embodiment, for further better implementing the utility model discloses, the terminal edge rounding off design of blade. A clamping block 18 is arranged on the inner side of the left end of the shell 9, and an elastic groove 19 matched with the clamping block 18 is arranged at the right end of the protective cover 8. After the design, the protective cover 8 and the shell 9 can be conveniently mounted and dismounted, the vicinity of the elastic groove 19 can be pinched by hand during mounting, and meanwhile, the elastic groove 19 is matched with the clamping block 18 to realize mounting; vice versa, it is fairly convenient to use, and visor 8 can play better guard action, reduces the bacterium on the one hand and gets into, on the other hand can be able to protect blade 3.

Example 7:

on the basis of above-mentioned embodiment, for further carrying out better the utility model discloses, blade, tool bit 2 and cutting edge 3 integrated design, and adopt the titanium alloy material preparation to form. The integrated design can facilitate the production and the manufacture of the whole double-eyelid scalpel, thereby greatly reducing the cost. The titanium alloy material has stronger hardness, so that the cutting edge 3 is quite sharp, and the operation is convenient.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. Double eyelid scalpel, its characterized in that: the knife comprises a blade (1), a shell (9) for fixing a blade body of the blade (1) and a protective cover (8) for protecting a knife head (2) of the blade (1), wherein two mirror-symmetrical cutting edges (3) are arranged on the upper side and the lower side of the end part of the knife head (2), the two cutting edges (3) have a common end, so that the two cutting edges (3) form a V shape, the included angle between the two cutting edges (3) is alpha, and the included angle is more than or equal to 45 degrees and less than or equal to 75 degrees; the shell (9) is detachably connected with the protective cover (8).

2. The double-eyelid scalpel according to claim 1, wherein: the alpha satisfies alpha 60 degrees.

3. The double-eyelid scalpel according to claim 1 or 2, wherein: the whole length of the cutting edge (3) is 3mm, and trisection scale marks are marked on the cutting edge (3).

4. The double-eyelid scalpel according to claim 1, wherein: the knife body center position seted up the length and be the installation connecting hole of knife body length 2/3 ~ 4/5, this installation connecting hole cooperation has a fixture block (10) that runs through casing (9), fixture block (10) through locking structure with casing (9) and knife body locking.

5. The double-eyelid scalpel according to claim 4, wherein: the mounting and connecting hole comprises a first through hole (4), a second through hole (5) and a third through hole (6) which are sequentially connected, the width of the first through hole (4) is greater than that of the second through hole (5), and the width of the second through hole (5) is greater than that of the third through hole (6); the fixture block (10) is correspondingly and sequentially provided with a first matching block (11), a second matching block (12) and a third matching block (13).

6. The double-eyelid scalpel according to claim 5, wherein: the locking structure comprises two first pin holes (14) arranged on the first matching block (11) and two second pin holes (15) arranged on the second matching block (12); the first pin hole (14) and the second pin hole (15) form a group, and the two groups are respectively positioned on two sides of the shell (9); the first pin hole (14) is matched with a first pin shaft (16), and the second pin hole (15) is matched with a second pin shaft (17).

7. The double-eyelid scalpel according to claim 1, wherein: a clamping block (18) is arranged on the inner side of the left end of the shell (9), and an elastic groove (19) matched with the clamping block (18) is arranged at the right end of the protective cover (8).

8. The double-eyelid scalpel according to claim 1, wherein: the knife body, the knife head (2) and the knife edge (3) are designed integrally and are made of titanium alloy materials.