Hip replacement surgery, also called total hip arthroplasty, involves removing damaged bone and cartilage in your hip and replacing it with artificial parts. During a total hip replacement, your ...

The head of your femur, or thighbone, is shaped like a ball that fits into the socket of your pelvis. The labrum is a ring of cartilage along the edge of the socket that gives stability to the hip ...

Left: 3D models of the postcranial material of Sahelanthropus tchadensis. From left to right: the femur, in posterior and medial view; the right and left ulnae, in anterior and lateral view. Right: ...