US4767328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for securing a plurality of teeth
Assignee: Institute for Applied Biotechnology
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Filing: 1986-07-21
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Granted: 1988-08-30
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Expires: 2006-07-21
Abstract
Abstract The present invention relates to a device for securing a plurality of teeth to at least two attachment elements (2) implanted in the alveolar bone (1), said device comprising an essentially rigid splint (3), preferably of titanium or titanium alloy, and assembly means (5) for removably fastening a row of teeth (6) to said splint (3), the splint being arranged at least between said attachment elements (2) to absorb and distribute the load arising upon use.
Inventors
- 👤 Per-Ingvar Branemark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:58
CPC Classifications
A; A61; A61C; A61C8/00; A61C8/0048
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
86 words
A device for securing a plurality of teeth to the alveolar bone, comprising, a plurality of implant attachment elements capable of being attached to the alveolar bone, an essentially rigid splint having an arc shape to fit the curve of the alveolar bone and being attachable to said plurality of implant attachment elements, a plurality of attached false teeth, an assembly means for removably attaching said plurality of attached false teeth to said splint, wherein said rigid splint functions as a force distribution means during use.
Claim 2
Independent Claim
86 words
A device for securing a plurality of teeth to the alveolar bone, comprising, a plurality of implant attachment elements capable of being attached to the alveolar bone, an essentially rigid splint having an arc shape to fit the curve of the alveolar bone and being attachable to said plurality of implant attachment elements, a plurality of attached false teeth, an assembly means for removably attaching said plurality of attached false teeth to said splint, wherein said rigid splint functions as a force distribution means during use.
Claim 3
Dependent Claim
20 words
The device according to claim 1, wherein a resilient member is positioned between said false teeth and said rigid splint.
Claim 4
Dependent Claim
25 words
The device according to claim 2, wherein said resilient member is resilient strip or layer positioned between said plurality of false teeth and said splint.
Claim 5
Dependent Claim
33 words
The device according to claim 2, wherein said resilient member comprises a plurality of resilient rings, one of which is positioned between each of said plurality of implant attachment elements and said splint.
Claim 6
Dependent Claim
25 words
The device according to claim 1, wherein said assembly means comprises a plurality of screws capable of screwing said plurality of teeth to said splint.
Claim 7
Dependent Claim
22 words
The device according to claim 1, wherein said splint is removably attached to said implant attachment elements by a plurality of screws.
Claim 8
Dependent Claim
19 words
The device according to claim 1, wherein said splint is glued or welded to said plurality of attachment elements.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-08-30 | 1992-02-29 | 1992-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-08-30 | 1996-02-29 | 1996-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-08-30 | 2000-02-29 | 2000-08-30 | $7700.00 | Window Closed / Lapsed |