The surgical method was as follows: topical anesthesia, dilataltion of infra-lacrimal punctum, using a probe which can clusis to get through the diaphragm.

• 手术方法：表麻后，扩张下泪点，用冲洗式探针由下泪点进针行探通术，至鼻泪管下端阻塞处刺破隔膜进入鼻腔。