Chemically crosslinked ultrahigh molecular weight polyethylene for artificial human joints
US6281264A · kind A · utility
204Cited by
52References
72Claims
0Family size
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Key dates
| Filing date | Sep 27, 1999 |
| Grant date | Aug 28, 2001 |
| Priority date | — |
| Expiry date | Sep 27, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2323/06
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention discloses a method for enhancing the wear-resistance of polymers by crosslinking them, especially before irradiation sterilization. In particular, this invention presents the use of chemically crosslinked ultrahigh molecular weight polyethylene in in vivo implants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.