CN214073468U

CN214073468U - Hook knife

Info

Publication number: CN214073468U
Application number: CN202022684783.3U
Authority: CN
Inventors: 管习超
Original assignee: Jiangxi Zegao Medical Technology Co ltd
Current assignee: Jiangxi Zegao Medical Technology Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-31
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a hook knife, which comprises a hook knife main body, a knife rod, a handle and a handle cap, and is characterized in that one end of the knife rod is provided with the hook knife main body, the other end of the knife rod is provided with the handle, and the tail end of the handle is provided with the handle cap; the knife hooking body comprises a connecting rod, a knife tip, a knife edge, a bent part and a knife back, the knife tip is arranged at the end part of the knife tip, the knife edge is formed between the knife tip and the upper part of the rod body of the connecting rod, the bent part is arranged between the knife tip and the knife back, and an included angle between the knife back and the knife tip is 23 degrees. The utility model has the advantages of simple structure and reasonable design, convenient to use can be used for going the spur or burring operation, going on smoothly of the operation of being convenient for.

Description

Hook knife

Technical Field

The utility model relates to the technical field of medical equipment, specifically a collude sword.

Background

The rheumatism is called as 'rheumatic disease' or rheumatic diseases, and includes diseases which invade skeletal muscular system (such as joints, muscles, ligaments, tendons, bursa and the like) and take pain as main clinical manifestation.

The operation of the needle knife mirror therapy mainly comprises 1, observing the pathological condition in joints under the mirror, determining the treatment method under the mirror and the postoperative medication, 2, removing and diluting inflammatory cytokines, fibronectin, cellulose and other immune complexes in the joints by irrigating the joint fluid continuously under the mirror, removing various cartilages and synovial debris in the joints, keeping the cartilages and synovial debris away from the body of the patient, 3, loosening, dredging adhesion tissues, adhesion, 4, cartilage repair, 5, synovial resection, 6 and foreign body removal.

In clinical operation in the fields of osteoarthritis and gout, different tools are often needed to remove bone spurs or burrs, and a traditional hook knife is easy to accidentally injure, has large wound, insufficient accuracy and poor operation hand feeling, and is not beneficial to smooth operation, so that a new hook knife needs to be designed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a collude sword.

The utility model provides a technical scheme of above-mentioned problem is:

a hook knife comprises a hook knife main body, a knife bar, a handle and a handle cap, wherein the hook knife main body is arranged at one end of the knife bar, the handle is arranged at the other end of the knife bar, and the handle cap is arranged at the tail end of the handle; the knife hooking body comprises a connecting rod, a knife tip, a knife edge, a bent part and a knife back, the knife tip is arranged at the end part of the knife tip, the knife edge is formed between the knife tip and the upper part of the rod body of the connecting rod, the bent part is arranged between the knife tip and the knife back, and an included angle between the knife back and the knife tip is 23 degrees.

Preferably, the cutting edge comprises a straight section and a curved section, the radius of curvature of the curved section is 0.93 mm, and the radius of curvature of the curved section is 2 mm.

Preferably, the one end that handle and cutter arbor are connected is equipped with the toper connector, and the length of handle cap is 15mm, and the front end of toper connector is 100mm to the terminal distance of handle cap, and the main part of handle is long tubular structure, and the external diameter is 7 mm, all is equipped with anti-skidding line on handle and the handle cap.

Preferably, the anti-skid patterns are cross-hatched knurls or straight knurls.

Preferably, the handle is made of 0Cr18Ni9 stainless steel.

Preferably, the hook knife is made of 3Cr13 stainless steel.

The utility model has the advantages of simple structure and reasonable design, convenient to use can be used for going the spur or burring operation, going on smoothly of the operation of being convenient for.

Drawings

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

fig. 2 is a schematic structural diagram of a preferred embodiment 2 of the present invention;

FIG. 3 is a schematic view of the hook blade main body with dimensions according to the preferred embodiment of the present invention;

FIG. 4 is a schematic view of the handle and the size of the handle band according to the preferred embodiment of the present invention;

in the figure: the hook knife comprises a hook knife main body 1, a knife bar 2, a handle 3, a tapered connector 4, a handle cap 5, a connecting rod 11, a knife tip 12, a knife tip 13, a knife edge 14, a bent part 15, a knife back 16, a straight section 141 and a bent section 142.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

In embodiment 1, referring to fig. 1-4, a hook knife includes a hook knife main body 1, a knife bar 2, a handle 3 and a handle cap 5, wherein one end of the knife bar 2 is provided with the hook knife main body 1, the other end of the knife bar 2 is provided with the handle 3, and the tail end of the handle 3 is provided with the handle cap 5; the knife hooking body 1 comprises a connecting rod 11, a knife tip 12, a knife blade 13, a knife edge 14, a bending part 15 and a knife back 16, wherein the knife tip 12 is arranged at the end part of the knife blade 13, the knife edge 14 is formed between the knife tip 12 and the upper part of the rod body of the connecting rod 11, the bending part 15 is arranged between the knife blade 13 and the knife back 16, and an included angle between the knife back 16 and the knife tip 12 is 23 degrees.

In this embodiment, the cutting edge 14 includes a straight section 141 and a curved section 142, the curved section 142 has a radius of curvature of 0.93 mm, and the curved section 15 has a radius of curvature of 2 mm.

In this embodiment, the one end that handle 3 and cutter arbor 2 are connected is equipped with tapered connector 4, and the length of handle cap 5 is 15mm, and the distance from the front end of tapered connector 4 to the handle cap 5 end is 100mm, and the main part of handle 3 is long tubular structure, and the external diameter is 7 mm, all is equipped with anti-skidding line on handle 3 and the handle cap 5. The anti-slip pattern can be conveniently held by hand. It is further preferred that the conical connection 4 is plugged or screwed into the end of the tool holder 2.

In this embodiment, the anti-slip pattern is a cross-hatched knurl.

In this embodiment, the handle is made of 0Cr18Ni9 stainless steel.

In this embodiment, the hooking knife is made of 3Cr13 stainless steel.

The difference between the embodiment 2 and the embodiment 1 is that the antiskid lines are straight knurled.

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 hook knife comprises a hook knife main body (1), a knife rod (2), a handle (3) and a handle cap (5), and is characterized in that the hook knife main body (1) is arranged at one end of the knife rod (2), the handle (3) is arranged at the other end of the knife rod (2), and the handle cap (5) is arranged at the tail end of the handle (3); collude sword main part (1) and include connecting rod (11), knife tip (12), blade tip (13), cutting edge (14), flexion (15) and back of a knife blade (16), blade tip (13) tip has knife tip (12), is formed with cutting edge (14) between the pole body upper portion of knife tip (12) and connecting rod (11), be equipped with flexion (15) between blade tip (13) and back of a knife blade (16), the contained angle between back of a knife blade (16) and knife tip (12) is 23.

2. The hooking knife according to claim 1, characterized in that the cutting edge (14) comprises a straight section (141) and a curved section (142), the curved section (142) having a radius of curvature of 0.93 mm and the curved section (15) having a radius of curvature of 2 mm.

3. The utility model discloses a collude sword of claim 1, characterized in that, the one end that handle (3) and cutter arbor (2) are connected is equipped with toper connector (4), the length of handle cap (5) is 15mm, the distance of the tip of toper connector (4) to handle cap (5) terminal is 100mm, the main part of handle (3) is long tubular structure, the external diameter is 7 mm, handle (3) and handle cap (5) are all equipped with anti-skidding line.

4. The hook knife according to claim 3, wherein the anti-slip pattern is a cross-hatched knurl or a straight knurl.

5. The pointing knife of claim 1, wherein the handle is made of 0Cr18Ni9 stainless steel.

6. The hooking knife of claim 1, wherein the hooking knife is made of 3Cr13 stainless steel.