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1·Objective To explore new method and analysis nodus of treatment in obstructive lacrimal sac.

目的探索解决泪囊阻塞的新手术方法、分析其治疗难点。

2·There are three kinds of relationships between the lacrimal sac fossa and anterior ethmoid artery.

泪囊窝与筛前动脉存在三种毗邻关系。

3·Surgical methods included direct searching method, curved needle method and lacrimal sac incision.

手术方法分别采用直接寻找法，弯针法，泪囊切开法。

4·Objective To study the causes and treatment of the lacrimal sac insufficiency after lower lid blepharoplasty.

目的探讨睑袋成形术导致泪囊功能不全的原因和治疗方法。

5·To evaluate the effect of excision of the fistulous tract in the treatment of congenital lacrimal sac fistula.

目的评估泪囊瘘摘除术治疗先天性泪囊瘘的效果。

6·Inner canthal ligament projects on the middle of the lacrimal sac, almost equal to the level of common lacrimal canaliculus.

内眦韧带横压于泪囊的中部，几乎与总泪小管平行。

7·Results 25 cases (27 eyes) have achieved good results, unobstructed lacrimal irrigation, and 1 case failed because of the lacrimal sac adhesions.

结果25例(27眼)均取得良好效果，泪道冲洗通畅，1例因未能定期复查，再诊时泪囊粘连。

8·RESULTS: in 73 cases, 56 cases underwent direct searching method, 15 cases adopted curve needle method and 2 cases underwent incision of lacrimal sac.

结果：经治疗73例患者中直接寻找法吻合56例，弯针法吻合15例，泪囊切开法吻合2例。

9·Objective to explore the advantages and the disadvantages of nasal cavity and lacrimal sac intubations and nasal cavity and lacrimal sac anastomoses under the nasal endoscope.

目的探讨鼻内镜下鼻腔泪囊插管术与鼻腔泪囊吻合术治疗慢性泪囊炎的优缺点。