“…The interposition arthroplasty is one of the oldest reconstructive options for elbow arthritis and other joints, described for a variety of disorders [ 6 ]. For years, different elbow interposition tissues have been utilized, varying from synthetic grafts to Achilles tendon allografts [ 2 ], free rectus abdominis muscle flaps [ 7 ], scapular flaps [ 2 , 6 ], and the anconeus muscle [ 6 , 8 , 9 ], with or without the addition of a hinged external fixator [ 1 , 10 , 11 ]. This procedure is considered as a salvage option in patients for whom conservative treatment failed, and total elbow arthroplasty is contraindicated [ 12 ].…”