CN213525377U

CN213525377U - Special scalpel of thoracic surgery

Info

Publication number: CN213525377U
Application number: CN202020952005.5U
Authority: CN
Inventors: 陈嘉琪; 王茂芸
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-06-25
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a special scalpel of thoracic surgery, which comprises a blade, the blade includes cutting edge, first hexagonal through-hole, the one end of blade is provided with the hilt, the hilt includes shell, second hexagonal through-hole, be provided with fixed establishment between blade, the hilt, fixed establishment includes the inserted bar of first hexagonal through-hole and the inside inserted bar of second hexagonal through-hole, the threaded rod of shell front end, the interior nut of shell rear end. A special scalpel of thoracic surgery, the installation of blade is more firm, avoids the blade to rock in the use, is favorable to going on of operation, and not hard up interior nut can take the inserted bar out, and then makes blade and handle of a knife separation, can change the blade, need not abandon whole scalpel, practices thrift the cost, and it is more convenient to operate.

Description

Special scalpel of thoracic surgery

Technical Field

The utility model relates to the technical field of medical science, in particular to special scalpel of thoracic surgery.

Background

The scalpel refers to a special knife tool which consists of a blade and a handle and is used for cutting human or animal tissues, and is an indispensable important surgical tool in surgical operations, the scalpel is usually made of pure titanium, titanium alloy, stainless steel or carbon steel, is generally disposable, the blade edge is used for cutting skin and muscle during dissection, the knife tip is used for repairing blood vessels and nerves, the handle is used for blunt separation, and a blade and a knife handle with proper types are selected according to the size requirement of a wound; the existing scalpel is of an integrated structure, a blade cannot be separated from a scalpel handle, the whole scalpel is discarded after an operation, the whole scalpel cannot be recycled, and resource waste is caused.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a special scalpel for thoracic surgery, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a special scalpel of thoracic surgery, includes the blade, the blade includes cutting edge, first hexagonal through-hole, the one end of blade is provided with the hilt, the hilt includes shell, second hexagonal through-hole, be provided with fixed establishment between blade, the hilt, fixed establishment includes the inserted bar of first hexagonal through-hole and the inside inserted bar of second hexagonal through-hole, the threaded rod of shell front end, the interior nut of shell rear end.

Preferably, the one end of cutting edge is provided with the handle of a knife, cutting edge and handle of a knife be connected as an organic whole, cutting edge, handle of a knife are stainless steel material, the lower extreme of cutting edge is the arc, first hexagonal through-hole is seted up in the inside of handle of a knife, the one end of handle of a knife is located the inside of shell.

Through adopting above-mentioned technical scheme, carry out the cutting operation to skin through the cutting edge, can be connected cutting edge and handle of a knife through the handle of a knife.

Preferably, the knife handle further comprises anti-slip patterns, the anti-slip patterns are located on the outer surfaces of the front end and the rear end of the shell, one end of the shell is of a hollow structure, the second hexagonal through hole is the same as the first hexagonal through hole in size, a fixing groove is formed in the other end of the shell, and the fixing groove is circular.

Through adopting above-mentioned technical scheme, can increase the frictional force between finger and the shell through anti-skidding line, the shell landing when avoiding performing the operation is favorable to placing of shell through the fixed slot.

Preferably, the tangent plane of inserted bar is regular hexagon, inserted bar and first hexagonal through-hole, second hexagonal through-hole looks adaptation, the surface of inserted bar and the internal surface connection of first hexagonal through-hole, second hexagonal through-hole.

By adopting the technical scheme, the knife handle can be connected with the shell through the inserted bar.

Preferably, the front end surface of inserted bar is provided with the knob, the rear end surface of knob and the front end surface fixed connection of inserted bar, the diameter of inserted bar is four fifths of the knob diameter, and the diameter of knob is the same with the external diameter of interior nut.

Through adopting above-mentioned technical scheme, can be fixed with the front end of inserted bar through the knob.

Preferably, the front end surface of threaded rod and the rear end surface fixed connection of inserted bar, the diameter of threaded rod is the same with the diameter of inserted bar, threaded rod and interior nut looks adaptation, the surface of threaded rod and the internal surface of interior nut pass through threaded connection, the blade passes through fixed establishment and hilt fixed connection.

Through adopting above-mentioned technical scheme, twist in the threaded rod outside through interior nut and can be fixed the rear end of threaded rod.

Compared with the prior art, the utility model discloses following beneficial effect has: the scalpel special for thoracic surgery can align the first hexagonal through hole and the second hexagonal through hole by inserting the scalpel handle into one end of the shell, the inserting rod is inserted into the first hexagonal through hole and the second hexagonal through hole, the rear end of the knob is abutted against the surface of the front end of the shell, the inner screw cap is rotated to be fixed on the outer side of the threaded rod, so that the inner nut is pressed against the surface of the rear end of the shell, the inserted bar can be fixed in the first hexagonal through hole and the second hexagonal through hole through the matching of the knob and the inner nut, thereby connecting the blade with the handle, the blade is more firmly installed, the blade is prevented from shaking in the using process, the operation is facilitated, the inserted bar can be drawn out by loosening the inner nut, and then make blade and handle of a knife separation, can change the blade, need not abandon whole scalpel, practice thrift the cost, and the operation is more convenient, and the effect of using is better for traditional mode.

Drawings

FIG. 1 is a schematic view of the overall structure of a scalpel for thoracic surgery of the present invention;

FIG. 2 is an exploded view of the scalpel for thoracic surgery of the present invention;

FIG. 3 is a schematic structural view of a fixing mechanism of the scalpel for thoracic surgery of the present invention;

FIG. 4 is a schematic structural view of a blade of the scalpel for thoracic surgery of the present invention;

fig. 5 is a schematic structural view of a handle of the scalpel special for thoracic surgery of the present invention.

In the figure: 1. a blade; 11. a blade; 12. a knife handle; 13. a first hexagonal through hole; 2. a hilt; 21. a housing; 22. a second hexagonal through hole; 23. anti-skid lines; 24. fixing grooves; 3. a fixing mechanism; 31. a knob; 32. inserting a rod; 33. a threaded rod; 34. an inner nut.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-5, a thoracic surgery special scalpel comprises a blade 1, the blade 1 comprises a cutting edge 11 and a first hexagonal through hole 13, a handle 2 is arranged at one end of the blade 1, the handle 2 comprises a shell 21 and a second hexagonal through hole 22, a fixing mechanism 3 is arranged between the blade 1 and the handle 2, and the fixing mechanism 3 comprises an inserted rod 32 inside the first hexagonal through hole 13 and the second hexagonal through hole 22, a threaded rod 33 at the front end of the shell 21, and an inner nut 34 at the rear end of the shell 21.

One end of cutting edge 11 is provided with handle of a knife 12, and cutting edge 11 and handle of a knife 12 are connected as an organic whole, and cutting edge 11, handle of a knife 12 are stainless steel material, and the lower extreme of cutting edge 11 is the arc, and first hexagonal through-hole 13 is seted up in the inside of handle of a knife 12, and the one end of handle of a knife 12 is located the inside of shell 21.

The hilt 2 still includes anti-skidding line 23, can increase the frictional force between finger and the shell 21 through anti-skidding line 23, shell 21 landing when avoiding performing the operation, and anti-skidding line 23 is located the front and back end surface of shell 21, and the one end of shell 21 is hollow structure, and second hexagonal through-hole 22 is the same with the size of first hexagonal through-hole 13, and fixed slot 24 has been seted up to the other end of shell 21 is inside, is favorable to placing of shell 21 through fixed slot 24, and fixed slot 24 is circular.

The section of the inserted rod 32 is regular hexagon, the inserted rod 32 is matched with the first hexagonal through hole 13 and the second hexagonal through hole 22, and the outer surface of the inserted rod 32 is connected with the inner surfaces of the first hexagonal through hole 13 and the second hexagonal through hole 22.

The outer surface of the front end of the insertion rod 32 is provided with a knob 31, the outer surface of the rear end of the knob 31 is fixedly connected with the outer surface of the front end of the insertion rod 32, the diameter of the insertion rod 32 is four fifths of the diameter of the knob 31, and the diameter of the knob 31 is the same as the outer diameter of the inner nut 34.

The outer surface of the front end of the threaded rod 33 is fixedly connected with the outer surface of the rear end of the inserted rod 32, the diameter of the threaded rod 33 is the same as that of the inserted rod 32, the threaded rod 33 is matched with the inner nut 34, the outer surface of the threaded rod 33 is in threaded connection with the inner surface of the inner nut 34, and the blade 1 is fixedly connected with the hilt 2 through the fixing mechanism 3.

It should be noted that, the utility model relates to a thoracic surgery special scalpel, the user inserts the handle 12 into one end of the housing 21 to align the first hexagonal through hole 13 with the second hexagonal through hole 22, inserts the inserted link 32 into the first hexagonal through hole 13 and the second hexagonal through hole 22, the rear end of the knob 31 can be supported against the front end surface of the housing 21, the inner nut 34 is fixed outside the threaded rod 33 by rotation, and then the inner nut 34 is supported against the rear end surface of the housing 21, the inserted link 32 is fixed in the first hexagonal through hole 13 and the second hexagonal through hole 22 by the cooperation of the knob 31 and the inner nut 34, and then the blade 1 is connected with the handle 2, the installation of the blade 1 is firmer, the skin can be cut by holding the housing 21 by hand through the blade 11, the inserted link 32 is pulled out by loosening the inner nut 34 after the use is completed, and then the blade 1 is separated from the handle 2, and the blade 1 can be replaced, need not abandon whole scalpel, practice thrift the cost, can increase the frictional force between finger and the shell 21 through anti-skidding line 23, shell 21 landing when avoiding performing the operation, and be favorable to placing of shell 21 through fixed slot 24, it is comparatively practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A special scalpel for thoracic surgery, comprising a blade (1), characterized in that: blade (1) includes cutting edge (11), first hexagonal through-hole (13), the one end of blade (1) is provided with sword handle (2), the sword handle (2) are including shell (21), second hexagonal through-hole (22), be provided with fixed establishment (3) between blade (1), sword handle (2), fixed establishment (3) include inserted bar (32) inside first hexagonal through-hole (13) and second hexagonal through-hole (22), threaded rod (33) of shell (21) front end, interior nut (34) of shell (21) rear end.

2. The special surgical knife for thoracic surgery of claim 1, wherein: the one end of cutting edge (11) is provided with handle of a knife (12), cutting edge (11) and handle of a knife (12) be connected as an organic whole, cutting edge (11), handle of a knife (12) are stainless steel material, the lower extreme of cutting edge (11) is the arc, the inside in handle of a knife (12) is seted up in first hexagonal through-hole (13), the one end of handle of a knife (12) is located the inside of shell (21).

3. The special surgical knife for thoracic surgery of claim 1, wherein: the hilt (2) still includes anti-skidding line (23), anti-skidding line (23) are located the front and back end surface of shell (21), the one end of shell (21) is hollow structure, second hexagonal through-hole (22) are the same with the size of first hexagonal through-hole (13), fixed slot (24) have been seted up to the other end inside of shell (21), fixed slot (24) are circular.

4. The special surgical knife for thoracic surgery of claim 1, wherein: the tangent plane of inserted bar (32) is regular hexagon, inserted bar (32) and first hexagonal through-hole (13), second hexagonal through-hole (22) looks adaptation, the surface of inserted bar (32) and the internal surface connection of first hexagonal through-hole (13), second hexagonal through-hole (22).

5. The special surgical knife for thoracic surgery of claim 1, wherein: the front end surface of inserted bar (32) is provided with knob (31), the rear end surface of knob (31) is connected with the front end surface fixed connection of inserted bar (32), the diameter of inserted bar (32) is four fifths of knob (31) diameter, and the diameter of knob (31) is the same with the external diameter of interior nut (34).

6. The special surgical knife for thoracic surgery of claim 1, wherein: the utility model discloses a cutter blade, including threaded rod (33), rear end surface fixed connection of the front end surface of threaded rod (33) and inserted bar (32), the diameter of threaded rod (33) is the same with the diameter of inserted bar (32), threaded rod (33) and interior nut (34) looks adaptation, the surface of threaded rod (33) passes through threaded connection with the internal surface of interior nut (34), blade (1) is through fixed establishment (3) and handle of a knife (2) fixed connection.