Intra-articulatary surgical prosthesis has plastics cup screwed into place and formed of casing separated from multiple layer lining by fluid gap

摘要

The surgical prosthesis for limb joint replacement has a plastics cup threaded into place in the bone. The cup shell is formed from multiple layers of plastics which can be integrated or separate and an outer case (1) which is deformable. The case and shell are separated by a volume which can be filled.