目的:观察改良泪囊鼻腔吻合术治疗慢性泪囊炎的效果。方法:49例慢性泪囊炎患者行改良式泪囊鼻腔吻合术,术中吻合道填塞止血纱布,仅吻合前瓣并悬吊于骨膜上。结果:术后随访3个月~1年,治愈48例(97.96%)。结论:改良泪囊鼻腔吻合术操作简便、成功率高,是治疗慢性泪囊炎的有效方法。 Objective: To observe the effect of modified dacryocystorhinostomy on chronic dacryocystitis. Methods: Forty-nine patients with chronic dacryocystitis underwent modified dacryocystorhinostomy, and the anastomosis was filled with hemostatic gauze during operation. Only the anterior flap was matched and suspended on the periosteum. Results: All patients were followed up for 3 months to 1 year, 48 cases were cured (97.96%). Conclusion: Modified dacryocystorhinostomy is simple and convenient to operate with high success rate. It is an effective method to treat chronic dacryocystitis.