慢性泪囊炎 90例、91眼 ,其中女 89例 ,男 1例。病程 0 5～ 5年 ,无合并泪囊瘘者。手术在ＹＺ2 0ＴⅢ型手术显微镜下由 2人完成 ;麻醉及切口 (长约 1ｃｍ)与普通泪囊吻合术相同 ;贴内眦韧带下缘分离至眶缘 ,不切断内眦韧带 ;暴露泪囊及造骨孔与普通泪囊吻合术相同 ;显微镜下分 90 cases of chronic dacryocystitis, 91 eyes, of whom 89 cases of female, male in 1 case. Course of disease 0 5 to 5 years, no lacrimal sac fistula. The operation was performed by 2 persons under the YZ2 0TⅢ operating microscope. The anesthesia and incision (about 1cm in length) was the same as the common dacryocystorhinostomy. The lower edge of the ligament was separated to the orbital margin, the ligament of the ligament was not cut off, Bone hole and common dacryocystorhinostomy the same; under the microscope