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目的探讨内涵管置入术治疗鼻泪管阻塞的效果及方法。材料与方法对３例鼻泪管阻塞病人在鼻泪管与泪囊间连接部置放Ｓｏｎｇ ６０１型内涵管治疗。按Ｓｏｎｇ方法顺行引入导丝，逆行放入内涵管、术前与术后做泪囊造影。结果３例内涵管均置入成功，术后造影均通畅。随访６个月～１年．１只内涵管于５个月后不通，取出后重新置入，至今不溢泪已３个月，其余２只均通畅，不溢泪。结论内涵管置入术治疗界泪管阻塞是一种安全、简单及有效的方法。
Objective To investigate the effect and method of intubation for the treatment of nasolacrimal duct obstruction. Materials and Methods Three cases of nasolacrimal duct obstruction patients were treated with song type Song 601 in the junction between nasolacrimal duct and lacrimal duct. According to the Song method, the guide wire is introduced along the way, retrograde insertion into the intestine tube, and preoperative and postoperative do dacryocystography. Results 3 cases of endoscopic tube were inserted successfully, postoperative angiography were unobstructed. Follow-up 6 months to 1 year. 1 intestine tube barrier after 5 months, removed and re-inserted, so far no spilled tears have been 3 months, the remaining two were smooth, not overflowing tears. CONCLUSION: The inclusion of intubation for the treatment of tear duct obstruction is a safe, simple and effective method.