Prosthetic femoral components
US5226916A · kind A · utility
71Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 1992 |
| Grant date | Jul 13, 1993 |
| Priority date | — |
| Expiry date | Apr 27, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/3859
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prosthetic femoral component of tricompartmental form has tibial facet surfaces (21) of like spherical shape and a patellar facet groove (31) of circular arcuate longitudinal shape, the latter having a slightly larger radius of curvature than the former, by about 1.2:R, and with the center of curvature (34) of the latter being respectively off-set by about 0.4 R and 0.6 R superiorly and anteriorly relative to those (26) of the former as seen in a lateral aspect.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.