Hip replacement (Total Hip Replacement) is a surgical procedure in which the hip joint is replaced by a prosthetic implant. Replacing the hip joint consists of replacing both the acetabulum and the femoral head. Such joint replacement orthopaedic surgery generally is conducted to relieve arthritis pain or fix severe physical joint damage as part of hip fracture treatment. Hip replacement is currently the most successful and reliable orthopaedic operation with 97% of patients reporting improved outcome. Rates of death for elective hip replacements are much less than 1%.