Patent ID: 6355067
Filing Date: 2002-03-12
Classification: A61B,A61F

Abstract:
A prosthetic joint system for substantially mated fit of a prosthetic joint component with and cemented attachment to a prepared patient bone, said system comprising:a prosthetic joint component defining an attachment surface, and a flow restrictor wall bounding at least a portion of said attachment surface, said attachment surface and said flow restrictor wall cooperatively defining an open-sided cavity for receiving a quantity of bone cement; said flow restrictor wall having a size and shape for substantially mated fit with the prepared patient bone; said flow restrictor wall defining means for preventing escape of any substantial portion of the bone cement within said cavity from between said attachment surface and the prepared patient bone when the prosthetic joint component is fitted with the prepared patient bone; and further including means for forming a shallow recess in the prepared patient bone, said recess having a size and shape for substantially mated fit reception of said flow restrictor wall when said prosthetic component is fitted with the prepared patient bone.