CN212438769U

CN212438769U - Costal cartilage scratch knife capable of adjusting scratch depth

Info

Publication number: CN212438769U
Application number: CN202020328576.1U
Authority: CN
Inventors: 陈远琨
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-17
Filing date: 2020-03-17
Publication date: 2021-02-02
Anticipated expiration: 2030-03-17

Abstract

The costal cartilage scratch knife capable of adjusting the scratch depth comprises a scalpel body, a fixing screw rod, a nut and a limiting plate; the front end and the rear end of the middle part of the blade part of the scalpel body are respectively provided with a guide hole; the limiting plate is provided with two layers; the lower end of the middle part of the limiting plate is provided with a limiting groove, and the width of the front end and the rear end of the limiting groove is larger than that of the costal cartilage for operation; the front end and the rear end of the limiting plate are respectively provided with a vertically distributed adjusting groove; the front-back distance of the two guide holes of the scalpel body blade is consistent with the front-back distance of the two adjusting grooves of the limiting plate; the limiting plate is sleeved on the blade from top to bottom and is fixed by a screw nut. This novel operation doctor during the operation, just can guarantee the needs of mar degree of depth with hard operation a little, and can not reach the effect of release costal cartilage stress because the mar is too shallow, and the mar leads to costal cartilage intensity to diminish or the fracture too deeply, and then leads to the fact the problem of unable continuation of use. The utility model can ensure the operation effect as much as possible and bring convenience to the operation of the operating doctor.

Description

Costal cartilage scratch knife capable of adjusting scratch depth

Technical Field

The utility model relates to an instrument field for the plastic surgery operation of cosmetology, especially a costal cartilage mar sword of adjustable mar degree of depth.

Background

In plastic surgery and other operations, the use of autologous costal cartilage of plastic cosmetologists is often involved, for example, as a material for nose augmentation. Therefore, during the operation, the surgeon needs to cut a section of costal cartilage of the patient for subsequent operation. The most common complication of the plastic cosmetology surgery for nose augmentation by using autologous costal cartilage is the bending deformation of costal cartilage, the appearance of the nose can be affected to different degrees after the bending deformation of the costal cartilage, the main reason for the bending deformation of the costal cartilage is the internal stress of the costal cartilage, and in the actual operation, in order to avoid the bending internal stress influence of the costal cartilage, the surface of the costal cartilage needs to be scratched by using a surgical tool, so that the scratches can effectively release the internal stress of the costal cartilage, and the possibility of the bending deformation after the costal cartilage nose augmentation is greatly reduced.

The operation doctor adopts ordinary operation cutter to carry out the mar operation to costal cartilage, in actual operation, receive operation doctor operation experience and the influence such as effort is not of uniform size is applyed to the hand, can cause the mar depth to differ, follow-up application still probably leads to costal cartilage bending deformation, use to bring certain influence to normal operation, and because costal cartilage's thickness is thin, cause costal cartilage because of the scratch is too dark and fracture easily when the application of force is too big, and then cause unable continuation of use. Based on the above, it is necessary to provide a costal cartilage scoring knife capable of adjusting the scoring depth and effectively preventing cutting of costal cartilage.

Disclosure of Invention

In order to overcome the defects that the rib cartilage scratch is performed by adopting a common surgical cutter in the existing plastic cosmetic surgery and is influenced by the operation experience of an operator, different acting forces exerted by hands and the like, the scratch is different in depth, too shallow scratch cannot achieve the effect of releasing the stress of the rib cartilage, too deep scratch can cause the strength of the rib cartilage to be reduced, has certain influence on normal operation, and can easily cause the costal cartilage to be broken due to the over-deep scratch when the force is applied excessively, thereby causing the defect that the scalpel can not be used continuously, the utility model provides a limiting plate with adjustable height arranged at the middle part of the blade of the scalpel body, but in practical application easy to assemble and dismantlement, and can conveniently set up the mar depth of costal cartilage, effectively prevented that the mar depth differs, fracture and costal cartilage bending deformation, can guarantee the operation effect as far as possible to the costal cartilage mar sword of the adjustable mar depth of operation has brought the convenience for the doctor.

The utility model provides a technical scheme that its technical problem adopted is:

the costal cartilage scratch knife capable of adjusting the scratch depth comprises a scalpel body, a fixing screw rod and a nut, and is characterized by further comprising a limiting plate; the front end and the rear end of the middle part of the blade part of the scalpel body are respectively provided with a guide hole; the limiting plate is provided with two layers, the upper end of the limiting plate is of a closed structure, and the lower end of the limiting plate is of an open structure; the lower end of the middle part of the limiting plate is provided with a limiting groove, and the width of the front end and the rear end of the limiting groove is larger than that of the rib cartilage for operation; the front end and the rear end of the limiting plate are respectively provided with a vertically distributed adjusting groove; the front-back distance of the two guide holes of the scalpel body blade is consistent with the front-back distance of the two adjusting grooves of the limiting plate; the limiting plate is sleeved on the blade from top to bottom and fixed through a screw nut.

Furthermore, the scalpel body, the fixing screw rod, the nut and the limiting plate are all made of stainless steel.

Further, the inner side distance between the two layers of limiting plates is larger than the thickness of the scalpel body blade.

Further, the outer diameter of the two manual nuts is larger than the transverse width of the adjusting groove.

The utility model has the advantages that: the utility model discloses before using, according to costal cartilage's mar degree of depth needs, loosen two manual nut, then upwards or adjust the limiting plate position on the blade downwards, make the spacing groove of limiting plate and the height between the middle part of blade lower extreme unanimous with costal cartilage needs the degree of depth of mar, adjust respectively with two manual nut screw just can after good. In using, the operation doctor holds the sword handle and just can be on costal cartilage even mar, because height between the spacing groove of limiting plate and the blade lower extreme middle part is unanimous with the costal cartilage mar degree of depth that needs, consequently, when the operation doctor operates, just can guarantee the needs of mar degree of depth with hard operation slightly, and can not reach the effect of release costal cartilage stress because the mar is too shallow, the mar leads to costal cartilage intensity to diminish or the fracture deeply, and then causes the problem that can't continue to use. The utility model can ensure the operation effect as much as possible and bring convenience to the operation of the operating doctor. Based on the above, so this novel application prospect that has.

Drawings

The invention will be further explained with reference to the drawings and examples.

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

Fig. 2 is a schematic structural view of the scalpel body of the present invention.

Detailed Description

As shown in fig. 1 and 2, the costal cartilage scratch knife capable of adjusting scratch depth comprises a scalpel body 1, a fixing screw rod 2 and a nut 3, and is further provided with a limiting plate 4; the front end and the rear end of the middle part of the blade 101 of the scalpel body are respectively provided with an opening as a guide hole 102; the limiting plate 4 is provided with two layers, the upper end of the limiting plate is of a closed structure, and the lower end of the limiting plate is of an open structure; the limiting plate 4 is rectangular, a rectangular opening is formed in the lower end of the middle of the limiting plate to serve as a limiting groove 41, and the width of the front end and the rear end of the limiting groove 41 is larger than the front width and the rear width of the surgical costal cartilage by 3 cm; the front end and the rear end of the limiting plate 4 are respectively provided with a rectangular open slot which is vertically distributed and is used as an adjusting slot 42; the front-back distance of the two guide holes 102 of the limiting plate is consistent with the front-back distance of the two adjusting grooves 42 of the limiting plate; the limiting plate 4 is sleeved on the middle part of the blade 101 from top to bottom, and the two guide holes 102 and the two adjusting grooves 42 are aligned respectively; the two screw rods 2 respectively transversely penetrate through one side of the two guide holes 102, the two adjusting grooves 42 and the other side of the two guide holes 102, and the two manual nuts 3 are respectively screwed into the external threads of the two screw rods 2. The scalpel body 1, the fixing screw rod 2, the nut 3 and the limiting plate 4 are all made of stainless steel. The inner side distance between the two layers of limiting plates 4 is slightly larger than the thickness of the scalpel body blade 101 by 0.2 mm. The outer diameter of the nut part of the two manual nuts 3 is larger than the outer diameter of the guide hole 102 and the transverse width of the adjusting groove 42.

As shown in fig. 1 and 2, before the utility model is applied, two manual nuts 3 are loosened according to the scratch depth requirement of costal cartilage, and then the upper and lower positions of the limiting plate 4 on the blade 101 are adjusted upwards or downwards, so that the height between the limiting groove 41 of the limiting plate and the middle part of the lower end of the blade 101 is consistent with the scratch depth required by the costal cartilage; the limiting plate 4 is adjusted to a proper position along the blade 101 when the scratch depth is large, the limiting plate 4 is adjusted to a proper position along the blade 101 when the scratch depth is small, and the two manual nuts 3 are screwed after the adjustment. In application, the operation process is completely consistent with the existing operation process, the novel costal cartilage cutting instrument is firstly disinfected by the disinfectant liquid, and then the cut costal cartilage can be scratched by the novel costal cartilage cutting instrument; during the operation, operation doctor is taken on one hand the operation anchor clamps and is cliied a costal cartilage side, operation doctor holds this neotype handle of a knife just can be on costal cartilage even mar in another hand, because height between the spacing groove 41 of limiting plate and the blade 101 lower extreme middle part is unanimous with the costal cartilage mar degree of depth that needs, therefore, operation doctor is during the operation, the needs of costal cartilage mar degree of depth just can be guaranteed in the operation of exerting oneself slightly, and can not reach the effect of release costal cartilage stress because the mar is too shallow, the mar leads to costal cartilage intensity to diminish or the fracture too deeply, and then cause the problem that can't continue to use. This novel both ends width is greater than about the preceding back width 3cm of rib cartilage for the operation around the spacing groove 41, therefore during the mar operation, can guarantee that rib cartilage is located between the front and back of spacing groove 41, has guaranteed the needs of mar degree of depth. The utility model can ensure the operation effect as much as possible and bring convenience to the operation of the operating doctor.

The basic principles and essential features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of being embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The costal cartilage scratch knife capable of adjusting the scratch depth comprises a scalpel body, a fixing screw rod and a nut, and is characterized by further comprising a limiting plate; the front end and the rear end of the middle part of the blade part of the scalpel body are respectively provided with a guide hole; the limiting plate is provided with two layers, the upper end of the limiting plate is of a closed structure, and the lower end of the limiting plate is of an open structure; the lower end of the middle part of the limiting plate is provided with a limiting groove, and the width of the front end and the rear end of the limiting groove is larger than that of the rib cartilage for operation; the front end and the rear end of the limiting plate are respectively provided with a vertically distributed adjusting groove; the front-back distance of the two guide holes of the scalpel body blade is consistent with the front-back distance of the two adjusting grooves of the limiting plate; the limiting plate is sleeved on the blade from top to bottom and fixed through a screw nut.

2. The costal cartilage scratch knife capable of adjusting scratch depth according to claim 1, wherein the scalpel body, the fixing screw, the nut and the limiting plate are all made of stainless steel.

3. The costal cartilage scoring knife of claim 1 wherein the inner spacing between the two layers of limiting plates is greater than the thickness of the scalpel body blade.

4. The costal cartilage scoring knife of claim 1 wherein the two hand nuts have an outer diameter greater than the transverse width of the adjustment slot.