应用泪道穿线法治疗泪道阻塞方法很多，但均感到在鼻腔内找线头较难，易损伤鼻腔粘膜。我们采用一种方法为200例泪道阻塞患者治疗，颇感穿线较易，克服了在鼻腔内取线头难的缺点，现介绍如下。方法：患者仰卧位，泪点处点1％地卡因2次，用泪点扩张器扩大下泪点。按泪道探通法， Application of lacrimal thread method of treatment of lacrimal duct obstruction many ways, but are found in the nasal cavity to find the line more difficult to easily damage the nasal mucosa. We use a method for the treatment of 200 cases of lacrimal duct obstruction, rather threading easier to overcome the difficulty in taking the line in the nasal cavity, are described below. Methods: Patient supine position, 1% point punctaocaine 2 times, with the dilatation of the dilatation of tears punctum. By lacriulation Road exploration method,