CN212853684U - Implant prosthesis for edentulous jaw - Google Patents
Implant prosthesis for edentulous jaw Download PDFInfo
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- CN212853684U CN212853684U CN202020880953.2U CN202020880953U CN212853684U CN 212853684 U CN212853684 U CN 212853684U CN 202020880953 U CN202020880953 U CN 202020880953U CN 212853684 U CN212853684 U CN 212853684U
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- implant
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- fibula
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Abstract
The utility model provides a false body is planted to edentulous jaw, including fibula implant, planting body and abutment, wherein, fibula implant sets up the alveolar bone depressed part that lacks the tooth jaw, the planting body is fixed to be set up on the fibula implant, a plurality of installation screws have been seted up to the planting body upper end, the abutment passes through installation screw-thread fit installs on the planting body, the abutment includes the base that sets gradually from bottom to top, wears gum structure and installation department, wherein, it is the toper structure that the diameter gradually enlarges to wear the gum structure for from bottom to top, the upper surface curvature and the gum curvature of toper structure are continuous. Implant and base station are sectional type integrated configuration, make things convenient for the maintenance of base station to change, have reduced the maintenance degree of difficulty and the maintenance cost in edentulous jaw false body later stage, and a plurality of base stations set up on same implant, have avoided the problem of single tooth false body interlock stress concentration, wear the design of gum structure simultaneously and can protect the gum tissue.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to implant prosthesis for edentulous jaw.
Background
At present, the current fibula of fixing prosthetic mode is generally implanted in the alveolar bone to the edentulous patient, fill patient's edentulous position with the fibula, then integrative implant and the base station that sets up of installation on the fibula, and only install a base station on an implant, so set up when making the base station take place to damage, will change the implant of fixing this base station simultaneously, and the implant need implant through the operation, make the maintenance degree of difficulty and the maintenance cost in edentulous jaw false body later stage higher, and the cooperation mode of single implant and single base station also makes the interlock stress too concentrated.
SUMMERY OF THE UTILITY MODEL
The utility model provides a dental-jaw-free implant prosthesis, which is used for solving the technical problem.
An embodiment of the utility model provides a no tooth jaw implantation prosthesis, it includes: a fibula implant, an implant and a plurality of abutments, wherein the fibula implant is arranged at an alveolar bone depression part which lacks a dental jaw, the implant is fixedly arranged on the fibular implant, the curvature of the lower surface of the implant is matched with the curvature of the upper surface of the fibular implant, the curvature of the upper surface of the alveolar bone and the curvature of the upper surface of the alveolar bone are continuously arranged, a plurality of mounting screw holes are formed in the upper end of the implant, a plurality of base stations are arranged on the implant in a threaded fit manner through the mounting screw holes, each base station comprises a base, a gum penetrating structure and an installation part which are sequentially arranged from bottom to top, wherein, wear the gum structure for the taper structure that up diameter gradually increases from bottom to top, the upper surface curvature and the gum curvature of taper structure are continuous, just the junction of the upper surface of taper structure and toper side is the arc transition setting.
Preferably, the bottom of the implant is provided with a plurality of fixing parts protruding downwards, the fixing parts are provided with transverse screw holes, and the implant passes through the transverse screw holes through screws and is fixedly arranged on the fibular implant.
Preferably, the transverse screw hole is a conical screw hole.
Preferably, the outer wall of the implant is a trabecular bone structure.
Preferably, the trabecular bone structure is made of tantalum.
Preferably, the mounting part is provided with a stepped clamping groove matched with the dental crown.
Among the artificial body is planted to edentulous jaw, the planting body is sectional type integrated configuration with the base station, makes things convenient for the maintenance of base station to change, does not need to operate again and implants, has reduced the maintenance degree of difficulty and the maintenance cost in edentulous jaw artificial body later stage, and a plurality of base stations setting has avoided single artificial tooth body interlock stress concentration's problem on same planting body, wears the design of gum structure simultaneously and can protect the gum tissue, avoids haring the gum tissue.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view illustrating a fibular implant installed on an alveolar bone according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of an implant according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of the base station according to embodiment 1 of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
An embodiment of the utility model provides a no tooth jaw implantation prosthesis, it includes: a fibula implant 1, an implant 2 and a plurality of abutments 3, wherein the fibula implant 1 is arranged at an alveolar bone depression part lacking a dental jaw, the implant 2 is fixedly arranged on the fibular implant 1, the curvature of the lower surface of the implant is matched with the curvature of the upper surface of the fibular implant 1, the curvature of the upper surface of the implant is continuously arranged with the curvature of the upper surface of the alveolar bone, the upper end of the implant 2 is provided with a plurality of mounting screw holes, a plurality of the base stations 3 are arranged on the implant 2 through the mounting screw holes in a threaded fit, the abutment 3 comprises a base 31, a gum penetrating structure 32 and a mounting part 33 which are arranged from bottom to top in sequence, wherein, wear gum structure 32 for from the top down the gradually increasing toper structure of diameter, the upper surface curvature and the gum curvature of toper structure are continuous, just the upper surface of toper structure is the arc transition setting with the junction of toper side.
Example 1
The embodiment 1 of the utility model provides a no tooth jaw implantation prosthesis, it includes: a fibular implant 1, an implant 2 and an abutment 3.
For a patient without a dental jaw, the alveolar bone of the patient needs bone augmentation according to the disease condition, part of fibula of a human body is cut, the fibula is trimmed according to the mirror image of the alveolar bone, as shown in fig. 1, the height of the fibula is equal to the bottom of a tooth root at the other side, and the trimmed fibula implant 1 is arranged at the depressed part of the alveolar bone lacking the dental jaw.
The implant 2 is designed by matching the mirror image of the mandible on the healthy side of the patient to the affected side, so that the affected side implant 2 is ensured to be symmetrical to the healthy side and well occluded with the maxillary teeth, the curvature of the lower surface 201 of the implant is matched with the curvature of the upper surface of the fibular implant 1, the combination is stable, the contact area is large, the bone can grow into the implant in a larger area, the medium-term stability of the prosthesis is improved, and the acting force during occlusion can be dispersed; the curvature of the upper surface 202 of the implant and the curvature of the upper surface of the alveolar bone are continuously arranged, so that the normal dental arch form of a patient is recovered, the smile line is normal, and the attractive effect is achieved; in addition, the outer wall of the implant 2 is of a trabecular bone structure, the trabecular bone structure is made of tantalum, the thickness of the trabecular bone structure is preferably 0.5-1.5mm, the trabecular bone structure is favorable for cell adhesion and growth, the bone bonding rate is increased, and the weight of the prosthesis is reduced.
The implant 2 is fixedly arranged on the fibular implant 1, specifically as shown in fig. 2, a plurality of fixing portions 21 protruding downwards are arranged at the bottom of the implant 2, transverse screw holes 211 are formed in the fixing portions 21, the implant 2 passes through the transverse screw holes 211 through screws and is fixedly arranged on the fibular implant 1, and the transverse screw holes 211 are conical screw holes. Preferably, the taper of the conical screw hole is 8 degrees, so that the screw can be fixed in multiple directions conveniently.
The upper end of the implant 2 is provided with a plurality of mounting screw holes, the base platforms 3 are mounted on the implant 2 through the mounting screw holes in a threaded fit mode, the implant 2 and the base platforms 3 are of a sectional type combined structure, the problem that occlusion stress of a single dental prosthesis is concentrated is solved, when the base platforms 3 are damaged and need to be replaced, only the new base platforms 3 need to be replaced, the implants 2 do not need to be implanted again in an operation mode, and the later maintenance difficulty and maintenance cost of the dental-free prosthesis are reduced.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention, including other drive and transmission means, such as pneumatics, chains, etc. Thus, if such modifications and variations of the present invention fall within the scope of the present invention and its equivalent technology, it is intended that the present invention also include such modifications and variations.
Claims (6)
1. An edentulous jaw implant prosthesis, comprising: a fibula implant, an implant and a plurality of abutments, wherein the fibula implant is arranged at an alveolar bone depression part which lacks a dental jaw, the implant is fixedly arranged on the fibular implant, the curvature of the lower surface of the implant is matched with the curvature of the upper surface of the fibular implant, the curvature of the upper surface of the alveolar bone and the curvature of the upper surface of the alveolar bone are continuously arranged, a plurality of mounting screw holes are formed in the upper end of the implant, a plurality of base stations are arranged on the implant in a threaded fit manner through the mounting screw holes, each base station comprises a base, a gum penetrating structure and an installation part which are sequentially arranged from bottom to top, wherein, wear the gum structure for the taper structure that up diameter gradually increases from bottom to top, the upper surface curvature and the gum curvature of taper structure are continuous, just the junction of the upper surface of taper structure and toper side is the arc transition setting.
2. The edentulous jaw implant prosthesis of claim 1, wherein the implant body has a plurality of fixing portions protruding downward from the bottom thereof, the fixing portions having transverse screw holes, and the implant body is fixed to the fibular implant body by screws passing through the transverse screw holes.
3. The edentulous implant prosthesis of claim 2, wherein the transverse screw hole is a conical screw hole.
4. The edentulous jaw implant prosthesis of claim 1, wherein the outer wall of the implant is a trabecular bone structure.
5. The edentulous implant prosthesis of claim 4, wherein the trabecular bone structure is tantalum.
6. The edentulous jaw implant prosthesis of claim 1, wherein the mounting portion has a stepped slot that fits over a crown of a tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020880953.2U CN212853684U (en) | 2020-05-23 | 2020-05-23 | Implant prosthesis for edentulous jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020880953.2U CN212853684U (en) | 2020-05-23 | 2020-05-23 | Implant prosthesis for edentulous jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212853684U true CN212853684U (en) | 2021-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020880953.2U Active CN212853684U (en) | 2020-05-23 | 2020-05-23 | Implant prosthesis for edentulous jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212853684U (en) |
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2020
- 2020-05-23 CN CN202020880953.2U patent/CN212853684U/en active Active
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