Orthopedic surgery
（重定向自Orthopaedics）
Orthopaedic surgery or orthopaedics (sometimes spelled orthopedic surgery and orthopedics) is the branch of surgery concerned with conditions involving the musculoskeletal system. Orthopaedic surgeons use both surgical and nonsurgical means to treat musculoskeletal trauma, sports injuries, degenerative diseases, infections, tumors, and congenital disorders.