Artificial joint member with grafted polymer surface
US7785372B2 · kind B2 · utility
6Cited by
7References
8Claims
0Family size
Assignees
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Key dates
| Filing date | Feb 19, 2003 |
| Grant date | Aug 31, 2010 |
| Priority date | — |
| Expiry date | Jul 22, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7532
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An artificial joint member made of a polymeric material including a portion made of a polymeric substance has a sliding surface composed of a polymer having phosphoryl choline groups. With such an arrangement, the artificial joint member is provided with a sliding part capable of keeping a satisfactory lubricating state for a long time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.