AIDS IN RESTORING PATENCY IN OBSTRUCTIONS OF THE LACRIMAL DRAINAGE SYSTEM.
D006801:Humans; D007765:Lacrimal Apparatus; D007767:Lacrimal Duct Obstruction; D013523:Surgical Equipment; D013514:Surgical Procedures, Operative
LACRIMAL APPARATUS; LACRIMAL DUCT OBSTRUCTION; SURGERY, OPERATIVE; SURGICAL EQUIPMENT