Restoration of mobility in stiff and ankylosed joints. ... Origin: arthro-+ G. Lysis, a loosening ... (05 Mar 2000) ... 
(ahr-throl´ә-sis) operative loosening of adhesions in an ankylosed joint.
Type: Term Pronunciation: ar-throl′i-sis Definitions: 1. Restoration of mobility in stiff and ankylosed joints through the process of disrupting intraarticular and extraarticular adhesions.