APPARATUS AND METHOD OF DETERMINING ACETABULAR CENTER AXIS

摘要

An apparatus and method is disclosed for aligning the anteversion and the inclination of an acetabular prosthetic cup within an acetabulum of a patient. The apparatus and method comprises calculating the orientation of acetabulum center axis. The acetabular prosthetic cup is aligned relative to the calculated acetabulum center axis. The acetabulum center axis is calculated from selecting rim points located about the acetabulum of the patient.