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下泪小管在人类泪液导流上占有十分重要的地位，尤其是在休息（睡眠）以外的时间里泪液主要由下泪小管排泄。最近几年来由于交通肇事及意外伤害的增多，下泪小管断裂伤也逐年增多，特别是拳击伤后泪道损伤主要为下泪小管断裂。为了重新恢复下泪小管解剖位置及排泪功能，我们采
The lacrimal duct occupies a very important position in the flow of human tears, especially when the tear is mainly excreted by the lacrimal duct during periods other than rest (sleep). In recent years due to increased traffic accidents and accidental injuries, tear duct injury also increased year by year, especially after the boxer injury lacrimal duct injury is mainly broken tear canaliculus. In order to regain the location of tear canal anatomy and tear function, we adopt