Wax model base for abutment of dental implant
US8360775B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 3, 2010 |
| Grant date | Jan 29, 2013 |
| Priority date | — |
| Expiry date | Mar 11, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C8/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
For proper fitness of a core portion of an abutment to a patient, a wax model base for an abutment of a dental implant includes an engagement portion 1 engaging with an implant fixture analog embedded in a gypsum model without rotation, a truncated conical portion 2, a building portion 4 provided directly on an inner peripheral edge of a ring-like first stepped portion 3, which is provided on an oral cavity inner side of the truncated conical portion 2, or through a cylindrical portion 4a having a low height to have a conical shape expanding toward the oral cavity inner side and have a cutoff portion 5 on an outer peripheral surface, a cylindrical portion 7 provided on an inner peripheral edge of a ring-like second stepped portion 6 provided on the building portion 4, and a screw hole 8 along a center axis of the base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.