HYBRID ACETABULAR BEARING FOR ARTIFICIAL HIP

摘要

The invention features acetabular components for an artificial hip. The invention also features methods and tools for assembling a hip prosthesis that includes the acetabular components of the invention.

主权项

1. A hybrid bearing surface acetabular component, comprising:
an acetabular cup for fitting with a patient's acetabulum; a hybrid bearing for fitting with the acetabular cup, the hybrid bearing including a polar portion for fitting with a first chamber of the acetabular cup, and a rim bearing for fitting with a second chamber of the acetabular cup and atop the polar portion, and a locking component for displacing the rim bearing radially outward against an interior surface of the second chamber, to secure the hybrid bearing within the acetabular cup.