Tools and methods for removing an acetabular ball from an acetabular cup of a hip replacement prosthesis

摘要

A surgical tool for extracting an acetabular ball from an acetabular cup of an implanted hip prosthesis, the acetabular ball using a Morse taper on the stem extending from the bottom of the concave surface of the acetabular cup Attached. The surgical tool allows the surgeon to remove the ball without pulling the acetabular cup and without crushing any bone ingrowth, because it counters the pulling of the ball This is because the tool maintains the pressure on the cup while exerting pressure.