CN219594908U - Hip joint prosthesis mounting device with bending angle - Google Patents
Hip joint prosthesis mounting device with bending angle Download PDFInfo
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- CN219594908U CN219594908U CN202223562796.9U CN202223562796U CN219594908U CN 219594908 U CN219594908 U CN 219594908U CN 202223562796 U CN202223562796 U CN 202223562796U CN 219594908 U CN219594908 U CN 219594908U
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- impactor
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Abstract
The utility model provides a hip joint prosthesis mounting device with a bending angle, which comprises an acetabular cup impactor and an adapter, wherein the acetabular cup impactor comprises an impact force input section, an impact movable section, an angle limiting section, an acetabular cup unloading knob and an adapter joint, the adapter comprises an acetabular cup mounting section and an impact rod joint, and the adapter joint of the acetabular cup impactor can be connected with the impact rod joint of the adapter to realize connection and fixation of the acetabular cup impactor and the adapter. Compared with the prior art, the hip joint prosthesis mounting device realizes the mounting of the acetabular cup with the folded angle through the universal joint, has a simple structure and convenient use, can avoid a blocking object by bending the acetabular cup mounting rod by one angle, improves the accuracy of the acetabular cup prosthesis mounting, further improves the operation precision, and can realize the adaptation of various acetabular cup prostheses with different specifications through the adapter.
Description
Technical Field
The utility model relates to the field of mechanical structures, in particular to the technical field of medical equipment, and specifically relates to a hip joint prosthesis mounting device with a bending angle.
Background
In recent years, there are more and more patients who perform an orthopedic hip surgery, and with the rapid development of computer-aided surgical techniques, surgical navigation systems are widely used in surgical operations.
However, the prosthesis mounting rod used in the current hip replacement surgery navigation positioning system is a straight rod, and when the acetabular cup prosthesis is mounted, the mounting rod can be difficult to reach a planned position due to different surgery or tissue blockage of a patient, so that the normal operation of the orthopedic robot navigation system is affected.
Disclosure of Invention
The utility model aims to solve the defects of the prior art scheme described in the background art, and provides the hip joint prosthesis mounting device with the bending angle, which is simple in structure and convenient to mount, and can improve the accuracy of the installation of the acetabular cup prosthesis by bending the acetabular cup mounting rod by an angle to avoid a blocking object, thereby improving the operation precision.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme: the utility model provides a take hip joint prosthesis installation device of angle of buckling, includes acetabular cup impacter and adapter, wherein, acetabular cup impacter includes impact force input section, impact movable section, angle limiting section, acetabular cup uninstallation knob, adapter junction, the adapter includes acetabular cup installation section, striking pole junction.
Further, the impact force input section is connected to an impact platform, and a doctor uses a bone hammer to strike the impact platform to transfer force to the acetabular cup impactor.
Further, the striking movable section of the acetabular cup striker is a main rod and can be matched with a mechanical arm tail end positioning tool, so that the acetabular cup striker can have proper activity in the mechanical arm tail end positioning tool.
Further, the inside draw-in groove structure that is provided with of angle restriction section can cooperate with the locating tool end, restricts the axial rotation of acetabular cup impacter, guarantees acetabular cup installation angle's precision.
Further, a universal joint is arranged in the acetabular cup unloading knob, and the inner universal joint can be driven to rotate by rotating the acetabular cup unloading knob.
Further, the joint of the adapter is provided with external threads which can be matched with the adapter.
Further, the joint of the adapter is internally provided with a clamping groove, so that the acetabular cup impactor and the adapter can be connected and fixed.
Further, the joint of the striking rod of the adapter is internally provided with threads, and the screw can be matched and fixed with the acetabular cup striker.
Further, after the impact rod connecting part is connected with the acetabular cup impactor, the tail groove of the adapter acetabular cup mounting section can be matched with the inner structure of the acetabular cup impactor, so that the rotation of the acetabular cup unloading knob drives the adapter acetabular cup mounting section to rotate, and the installation and unloading work of the acetabular cup is realized.
The utility model provides a hip joint prosthesis installation device with a bending angle, which realizes the installation of an acetabular cup with the bending angle through a universal joint, and has the advantages of simple structure and convenient use. Compared with the prior art, the hip joint prosthesis installation device has the advantages that the force transmission is simple and effective, the blocking object can be avoided by bending the acetabular cup installation rod by an angle, the accuracy of the acetabular cup prosthesis installation is improved, the operation accuracy is improved, and in addition, the adaptation of various acetabular cup prostheses with different specifications can be realized through the adapter.
Drawings
Features, advantages, and technical effects of exemplary embodiments of the present utility model will be described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of an acetabular cup impactor according to an embodiment of the utility model at an angle;
FIG. 2 is a schematic view of an adapter according to an embodiment of the present utility model at an angle;
reference numerals illustrate: 1. an impact force input section; 2. striking the movable section; 3. an angle limiting section; 4. an acetabular cup unloading knob; 5. the joint of the adapter; 6. an acetabular cup mounting section; 7. the impact bar connection.
Detailed Description
Features and exemplary embodiments of various aspects of the present disclosure will be described in detail below, and in order to make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure will be described in further detail below with reference to the accompanying drawings and the detailed embodiments. It should be understood that the specific embodiments described herein are intended to be illustrative of the present disclosure and not limiting. It will be apparent to one skilled in the art that the present disclosure may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present disclosure by showing examples of the present disclosure.
For a better understanding of the present utility model, embodiments of the present utility model are described in detail below with reference to the drawings.
As shown in fig. 1 and 2, the utility model provides a hip joint prosthesis mounting device with a bending angle, which comprises an acetabular cup impactor and an adapter, wherein the acetabular cup impactor comprises an impact force input section 1, an impact movable section 2, an angle limiting section 3, an acetabular cup unloading knob 4 and an adapter joint 5, and the adapter comprises an acetabular cup mounting section 6 and an impact rod joint 7.
As an alternative embodiment, the impact force input section 1 is connected to an impact platform, and the doctor strikes the impact platform using a bone hammer to transfer force to the acetabular cup impactor.
As an alternative embodiment, the striking active section 2 of the acetabular cup striker is a main rod that can be mated with a robotic arm end positioning tool so that the acetabular cup striker can have the proper amount of activity in the robotic arm end positioning tool.
As an optional implementation manner, the angle limiting section 3 is internally provided with a clamping groove structure, and can be matched with the tail end of a positioning tool to limit the axial rotation of the acetabular cup impactor, so that the accuracy of the installation angle of the acetabular cup is ensured.
As an alternative embodiment, a universal joint is arranged inside the acetabular cup unloading knob 4, and rotating the acetabular cup unloading knob 4 can drive the internal universal joint to rotate.
As an alternative embodiment, the adapter connection 5 is provided with an external thread, which can be engaged with the adapter.
As an optional implementation manner, a clamping groove is formed in the joint 5 of the adapter, so that the acetabular cup impactor and the adapter can be connected and fixed.
As an alternative embodiment, the striking rod joint 2 of the adapter is internally provided with threads, and can be matched and fixed with the acetabular cup striker.
As an optional implementation manner, after the impact rod connection part 2 is connected with the acetabular cup impactor, the tail groove of the adaptor acetabular cup installation section 1 can be matched with the internal structure of the acetabular cup impactor, so that the rotation of the acetabular cup unloading knob 4 drives the adaptor acetabular cup installation section 1 to rotate, and the installation and unloading of the acetabular cup are realized.
The utility model provides a hip joint prosthesis installation device with a bending angle, which realizes the installation of an acetabular cup with the bending angle through a universal joint, and has the advantages of simple structure and convenient use. Compared with the prior art, the hip joint prosthesis installation device has the advantages that the force transmission is simple and effective, the blocking object can be avoided by bending the acetabular cup installation rod by an angle, the accuracy of the acetabular cup prosthesis installation is improved, the operation accuracy is improved, and in addition, the adaptation of various acetabular cup prostheses with different specifications can be realized through the adapter.
While the utility model has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present utility model is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (8)
1. The utility model provides a take hip joint prosthesis installation device of angle of buckling, includes acetabular cup impacter and adapter, its characterized in that, acetabular cup impacter includes impact force input section, impact movable section, angle limiting section, acetabular cup uninstallation knob, adapter junction, the adapter includes acetabular cup installation section, striking pole junction, wherein, impact force input section connects the striking platform, and the doctor uses the bone hammer to strike the striking platform, will force transfer to on the acetabular cup impacter, the adapter junction of acetabular cup impacter can with the striking pole junction of adapter is connected, realizes the acetabular cup impacter with the connection of adapter is fixed.
2. The angled hip prosthesis mounting device of claim 1, wherein the impact movable section of the acetabular cup impactor is a main rod capable of mating with a robotic arm end positioning tool such that the acetabular cup impactor is capable of proper amount of movement in the robotic arm end positioning tool.
3. The hip joint prosthesis mounting device with bending angles according to claim 1, wherein the angle limiting section is internally provided with a clamping groove structure which can be matched with the tail end of a positioning tool to limit the axial rotation of the acetabular cup impactor and ensure the accuracy of the mounting angle of the acetabular cup.
4. The hip joint prosthesis mounting device with bending angle according to claim 1, wherein a universal joint is arranged inside the acetabular cup unloading knob, and rotating the acetabular cup unloading knob can drive the inner universal joint to rotate.
5. The hip prosthesis mounting device with bending angle according to claim 1, wherein the adapter connection is provided with an external thread which can be mated with the adapter.
6. The hip joint prosthesis mounting device with the bending angle according to claim 1, wherein a clamping groove is formed in the joint of the adapter, so that the acetabular cup impactor and the adapter can be connected and fixed.
7. The hip joint prosthesis mounting device with bending angles according to claim 1, wherein the joint of the striking rod of the adapter is internally provided with threads which can be matched and fixed with the acetabular cup striker.
8. The hip joint prosthesis installation device with the bending angle according to claim 1, wherein after the impact rod connection part is connected with the acetabular cup impactor, the tail groove of the adapter acetabular cup installation section can be matched with the inner structure of the acetabular cup impactor, so that the rotation of the acetabular cup unloading knob drives the adapter acetabular cup installation section to rotate, and the installation and the unloading of the acetabular cup are realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223562796.9U CN219594908U (en) | 2022-12-30 | 2022-12-30 | Hip joint prosthesis mounting device with bending angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223562796.9U CN219594908U (en) | 2022-12-30 | 2022-12-30 | Hip joint prosthesis mounting device with bending angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219594908U true CN219594908U (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223562796.9U Active CN219594908U (en) | 2022-12-30 | 2022-12-30 | Hip joint prosthesis mounting device with bending angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219594908U (en) |
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2022
- 2022-12-30 CN CN202223562796.9U patent/CN219594908U/en active Active
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