CN218979169U

CN218979169U - Double-joint titanium cage scissors convenient to maintain

Info

Publication number: CN218979169U
Application number: CN202223531402.3U
Authority: CN
Inventors: 黄剑生
Original assignee: Zhangjiagang Sanxing Medical Apparatus Co ltd
Current assignee: Zhangjiagang Sanxing Medical Apparatus Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-09
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a double-joint titanium cage shear convenient to maintain, which comprises: the novel multifunctional pliers comprise a first pliers handle, a second pliers handle, gill shaft screws, a first clamping plate, a second clamping plate, a first pliers head and a second pliers head, wherein the first pliers handle and the second pliers handle are distributed oppositely, the upper parts of the first pliers handle and the second pliers handle are movably connected through the gill shaft screws, the first pliers head is arranged at the top of the first pliers handle in a swinging mode, the second pliers head is arranged at the top of the second pliers handle in a swinging mode, a first shearing blade is detachably arranged on the inner side of the first pliers head, a second shearing blade opposite to the first shearing blade is detachably arranged on the inner side of the second pliers head, the first clamping plate is arranged on the front faces of the first pliers head and the second pliers head, and the second clamping plate is arranged on the back faces of the first pliers head and the second pliers head. Through the mode, the double-joint titanium cage scissors convenient to maintain can be used for shearing a titanium cage, and the first shearing blade and the second shearing blade are independently replaced after being damaged, so that maintenance cost is reduced.

Description

Double-joint titanium cage scissors convenient to maintain

Technical Field

The utility model relates to the field of medical equipment, in particular to a pair of double-joint titanium cage scissors convenient to maintain.

Background

And the patient with spinal tumor or fracture is subjected to vertebral resection or vertebrotomy, and the titanium cage is matched with an internal fixing instrument to provide support in front of, in the center of and behind the spinal column after operation, so that the integrity of spinal biomechanics can be recovered.

The hardness of titanium cage is higher, and ordinary steel wire shears are difficult to cut the titanium cage, need adopt dedicated titanium cage to cut, like double-joint titanium cage cuts, but double-joint titanium cage cuts the cost higher, only can carry out holistic scrapping after the shearing sword damages, can't restore, and the waste is serious, needs to improve.

Disclosure of Invention

The utility model mainly solves the technical problem of providing the double-joint titanium cage scissors convenient to maintain, which are suitable for shearing the titanium cage and reduce the maintenance cost.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a two joint titanium cage scissors convenient to maintain, include: the novel clamp comprises a first clamp handle, a second clamp handle, gill shaft screws, a first clamping plate, a second clamping plate, a first clamp head and a second clamp head, wherein the first clamp handle and the second clamp handle are distributed oppositely, the upper parts of the first clamp handle and the second clamp handle are movably connected through the gill shaft screws, the first clamp head is arranged at the top of the first clamp handle in a swinging mode, the second clamp head is arranged at the top of the second clamp handle in a swinging mode, the inner side of the first clamp head is detachably provided with a first shearing blade, the inner side of the second clamp head is detachably provided with a second shearing blade opposite to the first shearing blade, the first clamping plate is arranged on the front face of the first clamp head and the second clamp head, the second clamping plate is arranged on the back face of the first clamp head and the second clamp head, the first clamping plate is connected with the second clamping plate through the first clamping plate screw, the first clamping plate penetrates through the combining face of the first clamp head and the second clamp head, the second clamping plate is arranged between the first clamping plate and the second clamping plate through the first clamping screw, and the second clamping plate is arranged on the first clamping plate through the first clamping plate and the first clamping plate through the first clamping plate.

In a preferred embodiment of the present utility model, a first joint screw connected to the first binding clip is provided at the top of the first grip.

In a preferred embodiment of the present utility model, a second joint screw connected to the second binding clip is provided at the top of the second grip.

In a preferred embodiment of the present utility model, the inner sides of the first cutting edge and the second cutting edge are respectively provided with an arc groove corresponding to the clip.

In a preferred embodiment of the present utility model, the first clamping plate screw, the second clamping plate screw and the third clamping plate screw are distributed in an isosceles triangle shape.

In a preferred embodiment of the utility model, the inner side of the first clamp handle is provided with a first supporting spring extending upwards, and the inner side of the second clamp handle is provided with a second supporting spring extending upwards and intersecting with the first supporting spring.

In a preferred embodiment of the utility model, the upper part of the first supporting spring is provided with a jack, and the top of the second supporting spring is provided with a plug rod penetrating through the jack.

In a preferred embodiment of the present utility model, a first stepped hole pointing to the first shearing blade is provided at the outer side of the first clamp head, a first screw connected to the first shearing blade is provided in the first stepped hole, a first threaded hole corresponding to the first screw is provided in the first shearing blade, a second stepped hole pointing to the second shearing blade is provided at the outer side of the second clamp head, a second screw connected to the second shearing blade is provided in the second stepped hole, and a second threaded hole corresponding to the second screw is provided in the second shearing blade.

In a preferred embodiment of the present utility model, a first positioning hole is formed inside the first clamp head, a second positioning hole opposite to the first positioning hole is formed outside the first cutting edge, and a first positioning pin extending into the second positioning hole is formed in the first positioning hole.

In a preferred embodiment of the present utility model, a third positioning hole is formed inside the second clamp head, a fourth positioning hole opposite to the third positioning hole is formed outside the second shearing edge, and a second positioning pin extending into the fourth positioning hole is formed in the third positioning hole.

The beneficial effects of the utility model are as follows: the double-joint titanium cage scissors convenient to maintain adopt a double-joint structure, and the first clamping plate and the second clamping plate are utilized for structural reinforcement, so that the double-joint titanium cage scissors can be used for shearing titanium cages, the first shearing blade and the second shearing blade can be detached, and the double-joint titanium cage scissors are singly replaced after being damaged, so that the maintenance cost is reduced.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a schematic view of a two-joint titanium cage shear for easy maintenance according to a preferred embodiment of the present utility model;

FIG. 2 is a left side view of FIG. 1;

fig. 3 is a schematic view of the first and second clamping plates of fig. 1 removed.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, an embodiment of the present utility model includes:

the double-joint titanium cage shears convenient to maintain as shown in fig. 1 and 2 comprise: the first forceps handle 1, the second forceps handle 2, the gill shaft screw 5, the first clamping plate 15, the second clamping plate 16, the first forceps head 9 and the second forceps head 14 are distributed oppositely, the first forceps handle 1 and the second forceps handle 2 are movably connected through the gill shaft screw 5, and the first forceps handle 1 and the second forceps handle 2 are convenient to hold. In this embodiment, a first supporting spring 3 extending upward is disposed on the inner side of the first clamp handle 1, a second supporting spring 4 extending upward and intersecting with the first supporting spring 3 is disposed on the inner side of the second clamp handle 2, an insertion hole is disposed on the upper portion of the first supporting spring 3, and an insertion rod 24 penetrating through the insertion hole is disposed on the top of the second supporting spring 4, so that the elastic outer support of the first clamp handle 1 and the second clamp handle 2 after being held is reset.

The first binding clip 9 can swing and set up at the top of first pincers handle 1, and the second binding clip 14 can swing and set up at the top of second pincers handle 2, and in this embodiment, the top of first pincers handle 1 is provided with first joint screw 8 that is connected with first binding clip 9, and the top of second pincers handle 2 is provided with second joint screw 6 that is connected with second binding clip 14, and as shown in fig. 1, the length ratio of first pincers handle 1 and second pincers handle 2 is great, and the operation is more laborsaving.

The first clamping plate 15 is arranged on the front surfaces of the first clamp head 9 and the second clamp head 14, the second clamping plate 16 is arranged on the back surfaces of the first clamp head 9 and the second clamp head 14, the first clamping plate 15 is connected with the second clamping plate 16 through the first clamping plate screw 7, and as shown in fig. 3, the first clamping plate screw 7 penetrates through the joint surface of the first clamp head 9 and the second clamp head 14 to position the first clamping plate 15 and the second clamping plate 16.

In this embodiment, a second clamping plate screw 10 penetrating through the first clamping plate and a third clamping plate screw 13 penetrating through the second clamping plate 14 are arranged between the first clamping plate 15 and the second clamping plate 16, as shown in fig. 1, the first clamping plate screw 7, the second clamping plate screw 10 and the third clamping plate screw 13 are distributed in an isosceles triangle shape, and a double-joint structure is formed, so that the first clamping plate 9 and the second clamping plate 14 can swing synchronously but reversely under the action of the first clamping handle 1 and the second clamping handle 2.

As shown in fig. 3, a first cutting edge 11 is detachably arranged on the inner side of the first clamp head 9, a second cutting edge 12 opposite to the first cutting edge 11 is detachably arranged on the inner side of the second clamp head 14, a clamp 18 positioned above the first clamp plate screw 7 is arranged between the first clamp plate 15 and the second clamp plate 16, the clamp 18 adopts a cylindrical structure, and circular arc grooves corresponding to the clamp 18 are respectively arranged on the inner sides of the first cutting edge 11 and the second cutting edge 12, so that the first cutting edge 11 and the second cutting edge 12 act by taking the clamp 18 as a circle center during cutting.

The outside of the first clamp head 9 is provided with a first stepped hole 22 pointing to the first shearing blade 11, a first screw 17 connected with the first shearing blade 11 is arranged in the first stepped hole 22 to fix the first shearing blade 11, and a first threaded hole 23 corresponding to the first screw 17 is arranged in the first shearing blade 11, so that the disassembly and replacement are convenient. Similarly, a second stepped hole pointing to the second shearing blade 12 is formed in the outer side of the second clamp head 14, a second screw connected with the second shearing blade 12 is arranged in the second stepped hole, and a second threaded hole corresponding to the second screw is formed in the second shearing blade 12, so that the second shearing blade 12 can be conveniently fixed and quickly replaced during maintenance.

In order to improve the stability of the first shearing blade 11, a first positioning hole 21 is provided inside the first clamp head 9, a second positioning hole 19 opposite to the first positioning hole 21 is provided outside the first shearing blade 11, and a first positioning pin 20 extending into the second positioning hole 19 is provided in the first positioning hole 21 to perform positioning when the first shearing blade 11 is mounted. Similarly, a third positioning hole is formed in the inner side of the second clamp head 14, a fourth positioning hole opposite to the third positioning hole is formed in the outer side of the second shearing blade 12, a second positioning pin extending into the fourth positioning hole is arranged in the third positioning hole, and the second shearing blade 12 is positioned, so that the convenience of assembly and the position stability after assembly are improved.

In conclusion, the double-joint titanium cage scissors convenient to maintain are labor-saving in operation, can be used for shearing titanium cages, and can be independently replaced after the first shearing blade and the second shearing blade are damaged, so that maintenance cost is reduced.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model or by other related art, either directly or indirectly, are intended to be included within the scope of the utility model.

Claims

1. Double-joint titanium cage scissors convenient to maintain, characterized by comprising: the novel clamp comprises a first clamp handle, a second clamp handle, gill shaft screws, a first clamping plate, a second clamping plate, a first clamp head and a second clamp head, wherein the first clamp handle and the second clamp handle are distributed oppositely, the upper parts of the first clamp handle and the second clamp handle are movably connected through the gill shaft screws, the first clamp head is arranged at the top of the first clamp handle in a swinging mode, the second clamp head is arranged at the top of the second clamp handle in a swinging mode, the inner side of the first clamp head is detachably provided with a first shearing blade, the inner side of the second clamp head is detachably provided with a second shearing blade opposite to the first shearing blade, the first clamping plate is arranged on the front face of the first clamp head and the second clamp head, the second clamping plate is arranged on the back face of the first clamp head and the second clamp head, the first clamping plate is connected with the second clamping plate through the first clamping plate screw, the first clamping plate penetrates through the combining face of the first clamp head and the second clamp head, the second clamping plate is arranged between the first clamping plate and the second clamping plate through the first clamping screw, and the second clamping plate is arranged on the first clamping plate through the first clamping plate and the first clamping plate through the first clamping plate.

2. The easy-to-maintain double-joint titanium cage shears of claim 1, wherein the top of the first jaw handle is provided with a first joint screw connected with the first jaw head.

3. The easy-to-maintain double-joint titanium cage shears according to claim 1, wherein the top of the second clamp handle is provided with a second joint screw connected with the second clamp head.

4. The double-joint titanium cage shear convenient to maintain according to claim 1, wherein the inner sides of the first shearing edge and the second shearing edge are respectively provided with an arc groove corresponding to the clamping nail.

5. The easy-to-maintain double-joint titanium cage shears of claim 1, wherein the first clamping plate screw, the second clamping plate screw and the third clamping plate screw are distributed in an isosceles triangle.

6. The easy-to-maintain double-joint titanium cage shears according to claim 1, wherein the first clamp handle is provided with a first supporting spring extending upward on the inner side thereof, and the second clamp handle is provided with a second supporting spring extending upward and intersecting the first supporting spring on the inner side thereof.

7. The easy-to-maintain double-joint titanium cage shears of claim 6, wherein the first bracing spring upper portion is provided with a socket, and the second bracing spring top portion is provided with a plug rod penetrating through the socket.

8. The double-joint titanium cage shear convenient to maintain according to claim 1, wherein a first stepped hole pointing to a first shearing blade is formed in the outer side of the first clamp head, a first screw connected with the first shearing blade is arranged in the first stepped hole, a first threaded hole corresponding to the first screw is formed in the first shearing blade, a second stepped hole pointing to a second shearing blade is formed in the outer side of the second clamp head, a second screw connected with the second shearing blade is arranged in the second stepped hole, and a second threaded hole corresponding to the second screw is formed in the second shearing blade.

9. The double-joint titanium cage shear convenient to maintain according to claim 1, wherein a first positioning hole is formed in the inner side of the first clamp head, a second positioning hole opposite to the first positioning hole is formed in the outer side of the first shearing blade, and a first positioning pin extending into the second positioning hole is arranged in the first positioning hole.

10. The double-joint titanium cage shear convenient to maintain according to claim 1, wherein a third positioning hole is formed in the inner side of the second clamp head, a fourth positioning hole opposite to the third positioning hole is formed in the outer side of the second shearing blade, and a second positioning pin extending into the fourth positioning hole is arranged in the third positioning hole.