arthroscopy /ärthros″kəpē/ [Gk, arthron + skopein, to watch] , the examination of the interior of a joint, performed by inserting a specially designed endoscope through a small incision. The procedure, used chiefly in knee problems, permits biopsy of cartilage or synovium, diagnosis of a torn meniscus, and, in some instances, removal of loose bodies in the joint space. −arthroscopic, adj.
