If your hip has been damaged by arthritis, a fracture, or other conditions, common activities such as walking or getting in and out of a chair may be painful and difficult. Your hip may be stiff, and it may be hard to put on your shoes and socks. You may even feel uncomfortable while resting. Hip replacement surgery is one of the most successful operations in all of medicine. The ball is the femoral head, which is the upper end of the femur (thighbone). For more details please contact us 9069066699.