Knee prosthesis with four degrees freedom
US7871442B2 · kind B2 · utility
26Cited by
39References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 30, 2007 |
| Grant date | Jan 18, 2011 |
| Priority date | — |
| Expiry date | Oct 12, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/385
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Knee prosthesis for implanting in a knee joint has a femoral component, a tibial component and a hinge connecting the femoral component and the tibial component. The femoral component rotates around the transverse axis passing through center of the hinge and the center of rotation of the femoral component moves substantially along proximal-distal axis upon flexion of the knee joint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.