Patent ID: 8888860
Filing Date: 2014-11-18
Classification: A61F,A61L,B29C,B29K,B29L,B33Y

Abstract:
1. An acetabular cup prosthesis comprising: an inner layer formed from a carbon fiber reinforced polyaryletherketone; a first outer layer adjacent to said inner layer formed from a porous polyaryletherketone, at least some of said pores having located therein hydroxyapatite to promote osteointegration, said hydroxyapatite having a crystallinity of from about 60% to about 90%; and a second outer layer adjacent to said first outer layer formed from a porous polyaryletherketone, at least a portion of said pores having located therein hydroxyapatite to promote osteointegration, said hydroxyapatite having a crystallinity of less than about 50%, the first outer layer being disposed between the inner layer and the second outer layer.