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目的：总结探讨Nd ：YAG 激光泪道成形术治疗泪道阻塞的疗效。方法应用国产 Nd YAG 激光治疗机对57例62只眼，由各种原因造成的泪道阻塞进行激光治疗，留置泪道插管，术后定期冲洗泪道。结果随访6~18个月，治愈57只眼，好转3只眼，总有效率96.78%；无效2只眼。结论用 YAG 激光治疗泪道阻塞操作简便，对组织损伤小，不留瘢痕，其对无炎症的泪道阻塞治疗效果好于慢性泪囊炎及其他原因引起的泪道阻塞。“,”Objective Evaluate the value of Nd :YAG laser lacrimal passage plasty in the treatment of lacrimal passage obstruction. Methods: the application of domestic Nd YAG laser treatment on57cases 62 eyes, from a variety of causes of obstruction of lacrimal passage laser therapy, indwel ing intubation of lacrimal duct lacrimal passage regularly after operation. Result The fol ow-up of 6--18 months, the cure in 57 cases, improvement in 3cases, the total ef iciency of 96.78%; inef ective in 2 eyes. Conclusion Use of YAG laser in the treatment of lacrimal passage obstruction has the advantages of simple operation, less damage to tissue, leaving no scar, no inflammation of the lacrimal duct obstruction treatment ef ect on chronic dacryocystitis and other causes of obstruction of lacrimal passage.