Cross-linked ultra-high molecular weight polyethylene for medical implant use
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United States of America Patent
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Apr 27, 2004
Grant Date -
Jul 10, 2003
app pub date -
Oct 16, 2002
filing date -
Feb 23, 2001
priority date (Note) -
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Abstract
The present invention relates to the prevention and decrease of osteolysis produced by wear of the ultrahigh molecular weight polyethylene (UHMWPE). Methods are disclosed for the isolation of wear particles, preparation of implants exhibiting decreased wear in comparison to conventional UHMWPE and preparation of implants that cause decreased biological response in comparison to conventional UHMWPE. The implants created by these methods are also included in the present invention.
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