A surgical instrument designed to hold the lens by suction in cataract extraction; now seldom used. ... Origin: G. Erysis, a drawing, + phakos, lentil ... (05 Mar 2000) ... 
Type: Term Pronunciation: e-ris′ō-fāk Definitions: 1. A surgical instrument designed to hold the lens by suction in cataract extraction; now seldom used.