Orthopaedic Surgery is a medical specialty that focuses on the diagnosis, care and treatment of patients with disorders of the bones, joints, muscles, ligaments, tendons, nerves and skin. These elements make up the musculoskeletal system. The physicians who specialise in this area are called Orthopaedic surgeons or orthopaedists. Orthopaedists are involved in all aspects of heath care pertaining to the musculoskeletal system. They use medical, physical and rehabilitative methods as well as surgery.