CN217525341U - Patella fracture tension band operation auxiliary device - Google Patents
Patella fracture tension band operation auxiliary device Download PDFInfo
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- CN217525341U CN217525341U CN202221331372.9U CN202221331372U CN217525341U CN 217525341 U CN217525341 U CN 217525341U CN 202221331372 U CN202221331372 U CN 202221331372U CN 217525341 U CN217525341 U CN 217525341U
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Abstract
The utility model discloses a patella fracture tension band operation auxiliary device, which comprises a first movable jaw and a second movable jaw, wherein the first movable jaw and the second movable jaw are movably connected through a fixed shaft to form a three-jaw patella reduction forceps, the first movable jaw and the second movable jaw are both provided with movable holes corresponding to the fixed shaft, and the fixed shaft is arranged in the two movable holes in a penetrating way so that the first movable jaw and the second movable jaw can rotate within a certain range; one end of the first movable claw is provided with a claw opening structure, the claw opening structure is composed of a claw A and a claw B, an arc-shaped groove structure is formed between the claw A and the claw B, and the depth of the arc-shaped groove structure is ten millimeters. In the using process, the three-jaw patella reduction forceps are used for reducing the tension band; then, the proper height is selected on the C-shaped claw according to the fracture condition, hollow steel pipes with different depths are selected to be driven into the Kirschner wires with different diameters according to the requirements, so that the internal fixation is completed, and the problem of the positioning depth of the Kirschner wires in the fixing operation in the patellar fracture tension band is solved.
Description
Technical Field
The utility model relates to an operation auxiliary field specifically is a patella fracture tension band operation auxiliary device.
Background
Currently, the surgery for patellar fracture requires the use of tension bands for fixation. Namely, two Steiner pins penetrate through the patella, and the outside is bound by a steel wire. Thus, the two fracture blocks slide along the Steiner through the tension belts, and the pressure of the fracture end is generated to facilitate fracture healing. But the problem that the positioning depth of the kirschner wire is difficult to grasp in the process of fixing the tension belt, and further the operation effect is influenced. Accordingly, one skilled in the art provides a tension band surgical aid for patellar fracture to solve the problems set forth in the background art.
Disclosure of Invention
An object of the utility model is to provide a patella fracture tension band operation auxiliary device to solve the problem that provides among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a patellar fracture tension band operation auxiliary device comprises a first movable jaw and a second movable jaw, wherein the first movable jaw and the second movable jaw are movably connected through a fixed shaft to form a three-jaw patellar reduction forceps, the first movable jaw and the second movable jaw are respectively provided with a movable hole corresponding to the fixed shaft, and the fixed shaft penetrates through the two movable holes to enable the first movable jaw and the second movable jaw to rotate within a certain range; one end of the first movable claw is provided with a claw opening structure, the claw opening structure is composed of a claw A and a claw B, an arc-shaped groove structure is formed between the claw A and the claw B, and the depth of the arc-shaped groove structure is ten millimeters; one end of the second movable claw is provided with a C claw, hollow steel pipes are arranged at positions away from the top end of the C claw by five millimeters and ten millimeters respectively, the hollow steel pipes are arranged to be cylindrical structures with heights of twenty millimeters and diameters of two millimeters, and the first movable claw (1) and the second movable claw (2) are made of stainless steel materials.
As a further aspect of the present invention: the first movable claw is arranged into an S-shaped structure, and arc-shaped structures with the same angle are arranged at the left parts of the first movable claw and the second movable claw on the fixed shaft.
As the utility model discloses further scheme again: the fixed shaft is one hundred thirty millimeters away from the top end of the claw A, and the fixed shaft is one hundred millimeters away from the other top end of the movable claw; the fixed shaft is one hundred thirty millimeters away from the top end of the claw C, and the fixed shaft is one hundred millimeters away from the other top end of the movable claw II.
Compared with the prior art, the beneficial effects of the utility model are that:
in the using process, the three-jaw patella reduction forceps are used for reducing the tension band; then, the proper height is selected on the C-shaped claw according to the fracture condition, hollow steel pipes with different depths are selected to be driven into the Kirschner wires with different diameters according to the requirements, so that the internal fixation is completed, and the problem of the positioning depth of the Kirschner wires in the fixing operation in the patellar fracture tension band is solved.
Drawings
Fig. 1 is a schematic structural diagram of a patella fracture tension band surgical auxiliary device.
Fig. 2 is a schematic view of a jaw structure in a patella fracture tension band surgical auxiliary device.
In the figure: 1-movable jaw I, 2-movable jaw II, 3-fixed shaft, 4-hollow steel pipe, 5-jaw structure
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-2, in an embodiment of the present invention, an operation assisting device for patellar fracture tension band includes a first movable jaw 1 and a second movable jaw 2, the first movable jaw 1 and the second movable jaw 2 are movably connected by a fixing shaft 3 to form a three-jaw patellar reduction forceps, the first movable jaw l and the second movable jaw 2 are both provided with a movable hole corresponding to the fixing shaft 3, and the fixing shaft 3 is inserted into the two movable holes to enable the first movable jaw 1 and the second movable jaw 2 to rotate within a certain range; one end of the first movable claw 1 is provided with a claw opening structure 5, the claw opening structure 5 is composed of a claw A and a claw B, an arc-shaped groove structure is formed between the claw A and the claw B, and the depth of the arc-shaped groove structure is ten millimeters; one end of the second movable claw 2 is provided with a C claw, hollow steel pipes 4 are arranged at positions five millimeters and ten millimeters away from the top end of the C claw respectively, and the hollow steel pipes are arranged to be cylindrical structures with the height of twenty millimeters and the diameter of two millimeters.
The first movable claw 1 is arranged into an S-shaped structure, the left parts of the first movable claw 1 and the second movable claw 2 on the fixed shaft 3 are provided with arc structures with the same angle, the length of the fixed shaft 3 from the top end of the claw A is one hundred thirty millimeters, and the length of the fixed shaft 3 from the top end of the first movable claw 1 to the other top end of the movable claw is one hundred millimeters; the length of the fixed shaft 3 from the top end of the claw C is one hundred thirty millimeters, and the length of the fixed shaft 3 from the other top end of the movable claw II 2 is one hundred millimeters;
the utility model discloses a theory of operation is:
in the using process, the three-jaw patella reduction forceps are used for reducing the tension band; then, the proper height is selected on the C-shaped claw according to the fracture condition, hollow steel pipes with different depths are selected to be driven into the Kirschner wires with different diameters according to the requirements, so that the internal fixation is completed, and the problem of the positioning depth of the Kirschner wires in the fixing operation in the patellar fracture tension band is solved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (4)
1. A patellar fracture tension band operation auxiliary device comprises a movable claw I (1) and a movable claw II (2), which is characterized in that,
the movable claw I (1) and the movable claw II (2) are movably connected through the fixed shaft (3) to form a three-claw patella reduction forceps, movable holes corresponding to the fixed shaft (3) are formed in the movable claw I (1) and the movable claw II (2), and the fixed shaft (3) penetrates through the two movable holes to enable the movable claw I (1) and the movable claw II (2) to rotate within a certain range;
one end of the first movable claw (1) is provided with a claw opening structure (5), the claw opening structure (5) is composed of a claw A and a claw B, an arc-shaped groove structure is formed between the claw A and the claw B, and the depth of the arc-shaped groove structure is ten millimeters;
one end of the second movable claw (2) is provided with a C claw, hollow steel pipes (4) are arranged at positions five millimeters and ten millimeters away from the top end of the C claw respectively, and the hollow steel pipes are arranged into cylindrical structures with heights of twenty millimeters and diameters of two millimeters.
2. The patellar fracture tension band surgical assistant device according to claim 1, wherein the movable jaw I (1) is arranged in an S-shaped structure, and the movable jaw I (1) and the movable jaw II (2) are arranged in arc structures with the same angle at the left side part of the fixed shaft (3).
3. The patellar fracture tension band surgical assistant device according to claim 2, wherein the fixed shaft (3) is one hundred thirty millimeters away from the tip of the A claw, and the fixed shaft (3) is one hundred millimeters away from the other tip of the first movable claw (1); the length of the fixed shaft (3) from the top end of the claw C is one hundred thirty millimeters, and the length of the fixed shaft (3) from the other top end of the movable claw II (2) is one hundred millimeters.
4. The patellar fracture tension band surgical assistant apparatus according to claim 1, wherein the first moveable jaw (1) and the second moveable jaw (2) are made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221331372.9U CN217525341U (en) | 2022-05-30 | 2022-05-30 | Patella fracture tension band operation auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221331372.9U CN217525341U (en) | 2022-05-30 | 2022-05-30 | Patella fracture tension band operation auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217525341U true CN217525341U (en) | 2022-10-04 |
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ID=83440796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221331372.9U Active CN217525341U (en) | 2022-05-30 | 2022-05-30 | Patella fracture tension band operation auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217525341U (en) |
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2022
- 2022-05-30 CN CN202221331372.9U patent/CN217525341U/en active Active
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