既往治疗慢性泪囊炎多采用经内眦部切口行泪囊鼻腔吻合术。自 1997年 1月以来 ,我们在内窥镜下行泪囊鼻腔造孔术 ,疗效较好 ,且面部无切口瘢痕 ,无损伤内眦韧带之虞。1　资料与方法1 1　解剖　泪囊位于前后泪嵴间的泪囊窝中 ,长约 12ｍｍ ,宽约 4～ 7ｍｍ ,下接鼻泪管 ,开口于 Previous treatment of chronic dacryocystitis mostly by dural incision dacryocystorhinostomy. Since January 1997, we dipped lacrimal sac rhinoplasty in the endoscope, the curative effect is better, and the face has no incision scar, without damaging the internal ligament. 1 Materials and Methods 1 1 anatomy dacryocyst is located in the lacrimal sac between the anterior and posterior tear crest, about 12mm, width of 4 ~ 7mm, then nasolacrimal duct, opening in