TUBE STRUCTURE BODY FOR TREATING LACRIMAL PASSAGE OCCLUSION

摘要

PROBLEM TO BE SOLVED: To provide a lacrimal passage occlusion treatment instrument capable of easily and securely preventing occlusion of a lacrimal passage from a lacrimal canaliculus to an inferior nasal passage.;SOLUTION: The tube structure body for treating the lacrimal passage occlusion comprises a flexible cylindrical body 2 disposed inside a nasolacrimal duct 15 from a lacrimal sac 13 to the inferior nasal passage 17, and a string-like holding means 3 extending from one end of the cylindrical body 2 for holding the cylindrical body 2 at a prescribed position inside the nasolacrimal duct 15. An opening piercing through a side surface of the cylindrical body 2 and a slit 2d extending from an edge of the opening to one end of the cylindrical body 2 for clasping the other end of the holding means 3 are formed at the center in the longitudinal direction of the cylindrical body 2.;COPYRIGHT: (C)2005,JPO&NCIPI