Abutment, coping and method of connecting thereof in a dental multi-unit system
US10610334B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 23, 2016 |
| Grant date | Apr 7, 2020 |
| Priority date | — |
| Expiry date | Nov 23, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C8/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An abutment for a dental multi-unit system is provided. The abutment comprises a coping connecting means to secure to a coping, the coping connecting means comprising a cavity extending downwards inside the abutment from a top thereof. The cavity is at least partially defined, at a top portion thereof, by an inward-tapering surface. The inward-tapering surface may comprise an internal conical surface. The cavity may further be defined, at least partially, by an internally threaded portion disposed below the inward-tapering surface. A coping configured to secure onto an abutment in a dental multi-unit system is also provided. The coping comprises an abutment connecting means comprising a frusto-conical section extending downwards in a bottom section of the coping and adjacently surrounding a through-hole through the coping. A method of securing a coping to an abutment in a dental multi-unit system is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.