在内窥镜下进行泪囊鼻腔造孔术，因保留了泪窝上部的骨壁，避免了传统的泪囊鼻腔造孔术对泪囊及泪窝骨壁的切除，而保留泪囊的生理功能。作者对连续８１侧（男４０例，女３３例，其中８例为双侧手术，年龄２６～９３岁）下泪道阻塞病人于内窥镜下行泪囊鼻腔造孔术，术中和术后 In the endoscopic dacryocystorhinostomy, due to the retention of the upper part of the bone wall of the tear, to avoid the traditional dacryocystorhinostomy and lacrimal sac of the bone wall resection, and retain the physiology of the lacrimal sac Features. The author of continuous 81 side (40 males and 33 females, including 8 cases of bilateral surgery, aged 26 to 93 years) lacrimal duct obstruction in patients with endoscopic nasal lacrimal surgery, intraoperative and postoperative