CN210784622U - Implant positioning device - Google Patents
Implant positioning device Download PDFInfo
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- CN210784622U CN210784622U CN201920466949.9U CN201920466949U CN210784622U CN 210784622 U CN210784622 U CN 210784622U CN 201920466949 U CN201920466949 U CN 201920466949U CN 210784622 U CN210784622 U CN 210784622U
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- implant
- fixed part
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- fixed
- clamp plate
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Abstract
The utility model provides a positioner of implant, includes interconnect's stable bone fixed part and implant fixed part, and the implant fixed part is split type structure with stable bone fixed part, and the platelike structure of implant fixed part for having the bending, the tail end vertical cross of implant fixed part sets up slot and fixed slot, and the clamp plate inserts in the slot, and the clamp plate screw passes the fixed slot simultaneously, and the width of fixed slot is greater than the nail body diameter of clamp plate screw and is less than the pin fin diameter. The utility model discloses can ensure implant fixed part and stabilize stable connection between the bone fixed part, can not take place the position easily and remove, simultaneously, can also carry out the position fine setting when fixed mutually through clamp plate screw and stable bone to can make the fixed position of implant more accurate, the later stage also is difficult for taking place the skew.
Description
Technical Field
The utility model relates to the technical field of orthopedic medical equipment, in particular to a positioning device for an implant in orthopedic surgery.
Technical Field
Bone fracture is one of the most common injuries, and orthopedic instruments are used in orthopedic surgery to reconstruct the damaged bone body and restore the bone body to a normal state, and an orthopedic implant is one of the most common orthopedic instruments. Generally, the positioning device of the implant in the prior art generally comprises a stable bone fixing part and an implant fixing part which are connected with each other, wherein the stable bone fixing part is of a U-shaped structure and comprises a bottom end and an opening end, the stable bone fixing part is fixed with the bone of the stable bone, the two implant fixing parts are correspondingly arranged at the opening end of the stable bone fixing part, and the top end of the implant fixing part is provided with a fixing hook which is fixed with the implant through the fixing hook. However, since the individual conditions of different fracture patients are different, and the size, shape, fixing position and angle of the implant are also various, a plurality of implant fixing devices with different specifications are required, and the fixing mode can not be adjusted according to the actual condition unless the implant fixing device is replaced in the operation process.
The utility model has the following contents:
the utility model aims at providing a positioner of implant aiming at the defects of the prior art.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be:
the utility model relates to a positioning device of implant, which comprises a stable bone fixing part and an implant fixing part which are mutually connected, wherein the stable bone fixing part is of a U-shaped structure and comprises a bottom end and an opening end, the stable bone fixing part is fixed with a bone body of the stable bone, the implant fixing part is connected with the stable bone fixing part, the head end of the implant fixing part applies force to the implant, the pressing plate screw penetrates through the pressing plate to be fixed with the bone of the stable bone, the stable bone fixing part is arranged between the pressing plate and the bone of the stable bone and is fixed by the pressing plate applying force, the implant fixing part and the stable bone fixing part are of split structures, the implant fixing part is of a bent plate-shaped structure, the tail end of the implant fixing part is vertically crossed with an inserting groove and a fixing groove, the pressing plate is inserted into the inserting groove, meanwhile, the pressure plate screw penetrates through the fixing groove, and the width of the fixing groove is larger than the diameter of the nail body of the pressure plate screw and smaller than the diameter of the nail head.
The utility model discloses can also adopt following technical measure:
the pressing plate is provided with two parallel grooves with cambered surfaces at the bottom corresponding to one side of the stabilizing bone, and the stabilizing bone fixing part is correspondingly arranged in the grooves.
The fixing groove at the tail end of the implant fixing part is a U-shaped groove.
The outer edge of the fixing groove is provided with a recess, and the screw cap of the pressure plate screw is correspondingly arranged in the recess.
The head ends of the stable bone fixing part and the implant fixing part are respectively and oppositely provided with a fixing protrusion.
The utility model has the advantages and positive effects that:
the utility model discloses an among the positioner of implant, implant fixed part and stable bone fixed part are for dividing the body structure, and slot and the fixed slot that the afterbody of implant fixed part set up can ensure implant fixed part and stabilize stable connection between the bone fixed part, can not take place the position removal easily, simultaneously, can also carry out the position fine setting when fixed mutually with stable bone through clamp plate screw to the fixed position that can make the implant is more accurate, and the later stage is also difficult for taking place the skew.
Drawings
FIG. 1 is a schematic view of the positioning device of the present invention;
fig. 2 is a cross-sectional view of a positioning device for an implant according to the present invention.
Detailed Description
The technical solution of the present invention is explained in detail by the accompanying drawings and the specific embodiments.
As shown in fig. 1 to 2, the positioning device for implant of the present invention comprises a stable bone fixing portion 1 and an implant fixing portion 2 connected to each other, wherein the stable bone fixing portion is of a U-shaped structure and includes a bottom end and an open end, the stable bone fixing portion is fixed to a bone of the stable bone, the implant fixing portion is connected to the stable bone fixing portion, and a head end of the implant fixing portion applies force to the implant, a pressing plate screw 4 passes through a pressing plate 3 to be fixed to the bone of the stable bone, the stable bone fixing portion is disposed between the pressing plate and the bone of the stable bone and fixed by the pressing plate applying force, the implant fixing portion and the stable bone fixing portion are of a split structure, the implant fixing portion is of a plate structure with a bend, a slot 5 and a fixing slot 6 are vertically crossed at a tail end of the implant fixing portion, the pressing plate is inserted into the slot, and the pressing, the width of the fixing groove is larger than the diameter of the nail body of the pressure plate screw and smaller than the diameter of the nail head.
The clamp plate corresponds stable bone one side and sets up the recess that two parallels, bottom are the cambered surface, and stable bone fixed part corresponds the setting in the recess to guaranteed the clamp plate to the application of force effect of stabilizing the bone fixed part, stabilized the difficult relative clamp plate displacement of bone fixed part.
The fixing groove at the tail end of the implant fixing part is a U-shaped groove, and when the implant fixing part is matched with the pressing plate, the pressing plate screw and the fixing groove play a role in positioning and guiding.
The outward flange of fixed slot sets up sunken 7, and the nut of clamp plate screw corresponds the setting in sunken, and sunken bottom is the plane, and the face of being connected between bottom and the implant fixed part surface is the cambered surface to can make the clamp plate screw be unlikely to excessively outstanding in implant fixed part surface when fixed, do benefit to the postoperative and resume.
The head ends of the stable bone fixing part and the implant fixing part are respectively and oppositely provided with a fixing protrusion 8, so that the fixation with a bone body is facilitated.
The utility model discloses an among the positioner of implant, implant fixed part and stable bone fixed part are for dividing the body structure, and slot and the fixed slot that the afterbody of implant fixed part set up can ensure implant fixed part and stabilize stable connection between the bone fixed part, can not take place the position removal easily, simultaneously, can also carry out the position fine setting when fixed mutually with stable bone through clamp plate screw to the fixed position that can make the implant is more accurate, and the later stage is also difficult for taking place the skew. During the use earlier through the clamp plate screw that passes the clamp plate carry out the location of fixed position, then the position of bone fixed part and implant fixed part is stabilized in the adjustment, and rethread clamp plate is fixed the locking of stabilizing bone fixed part, implant fixed part.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiment, but the present invention is not limited to the above embodiments, and any skilled person in the art can make some changes or modifications without departing from the technical scope of the present invention, and the present invention will be equivalent to the present invention.
Claims (5)
1. The utility model provides a positioner of implant, includes interconnect's stable bone fixed part and implant fixed part, wherein stabilizes the bone fixed part and is U type structure, and it includes bottom and open end again, and stabilizes the bone fixed part and fixes mutually with the diaphysis of stable bone, and the implant fixed part is connected with stable bone fixed part, and the head end of implant fixed part is to the implant application of force, its characterized in that: the clamp plate screw passes the clamp plate and is fixed mutually with the diaphysis of stable bone, stabilize the bone fixed part and set up between the clamp plate and the diaphysis of stable bone, fixed by the clamp plate application of force, implant fixed part and stable bone fixed part are split type structure, the implant fixed part is for having the platelike structure of bending, the tail end vertically alternately of implant fixed part sets up slot and fixed slot, the clamp plate inserts in the slot, simultaneously the clamp plate screw passes the fixed slot, the width of fixed slot is greater than the nail body diameter of clamp plate screw and is less than the pin fin diameter.
2. The implant positioning device of claim 1, wherein: the pressing plate is provided with two parallel grooves with cambered surfaces at the bottoms corresponding to one side of the stabilizing bone, and the stabilizing bone fixing part is correspondingly arranged in the grooves.
3. The implant positioning device according to claim 1 or 2, wherein: the fixing groove at the tail end of the implant fixing part is a U-shaped groove.
4. A positioning device for an implant according to claim 3, wherein: the outward flange of fixed slot sets up sunkenly, and the nut of clamp plate screw corresponds the setting in sunken.
5. A positioning device for an implant according to claim 3, wherein: the head ends of the stable bone fixing part and the implant fixing part are respectively and oppositely provided with a fixing protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920466949.9U CN210784622U (en) | 2019-04-09 | 2019-04-09 | Implant positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920466949.9U CN210784622U (en) | 2019-04-09 | 2019-04-09 | Implant positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210784622U true CN210784622U (en) | 2020-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920466949.9U Active CN210784622U (en) | 2019-04-09 | 2019-04-09 | Implant positioning device |
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| Country | Link |
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| CN (1) | CN210784622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110074852A (en) * | 2019-04-09 | 2019-08-02 | 创美得医疗器械（天津）有限公司 | The positioning device of implantation material |
-
2019
- 2019-04-09 CN CN201920466949.9U patent/CN210784622U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110074852A (en) * | 2019-04-09 | 2019-08-02 | 创美得医疗器械（天津）有限公司 | The positioning device of implantation material |
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