Implantable hinged knee prosthesis having tibial baseplate
US6143034A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 30, 1998 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Jul 30, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/384
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An implantable orthopedic knee joint prosthesis. A femoral component has a first body including a surface for engaging femoral bone and a second body including a surface for engaging another component. Means are provided for hingedly connecting the first and second bodies together for relative pivoting motion about a fixed pivot axis. A tibial component has a baseplate that includes a surface for engaging tibial bone and a surface for engaging another component. An adapter bearing is disposed intermediate the second body and the baseplate and includes means for engagement with and affixation to the baseplate, and means for engagement with and affixation to the second body. A keel depends from the tibial bone engaging surface of the baseplate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.