Conclusions The silicone stent placement in nasolacrimal duct is a simple, safe and effective method for nasolacrimal duct obstruction, slightly disturbing the local normal anatomy.

• 结论鼻泪管内置入硅胶管术是一种简单、安全、有效的治疗鼻泪管阻塞的方法，且对局部解剖结构影响较小。