Arthrotomy (from the ancient Greek arthros joint + tome incision) is an operation of dissecting the anterior wall of the joint according to the plan of one of its bags or along the circumference of the joint - semilunar (at the discretion of the operating surgeon). It is used for purulent processes in the synovial bursa, purulent arthritis due to injury to the joint by a projectile, as well as for infection from the bone marrow canal during suppurating fractures of the bones of the forearm and shoulder, and for osteomyelitis. Resection of the head of the radial bone is done for damage to blood vessels, nerves, flexor tendons and