泪小管断裂伤在眼外伤中较为常见,泪小管吻合术成功关键在于寻找泪小管鼻侧断端。临床医生都知道,泪小管鼻侧断端的寻找常常较为困难,尤其是泪小管根部断裂者寻找困难更大,使手术时间大大延长,甚至有的断端根本无法找到,使手术失败。现介绍一种简便实用的寻找泪小管鼻侧断 Traumatic canalicular laceration injury is more common in ocular trauma, the key to the success of lacrimal canal anastomosis is to look for nasal end of canalicular stump. Clinicians are aware that the search of the nasal end of the canaliculus is often more difficult to find, especially in the rupture of the canaliculus root more difficult to find, so that the operation time greatly extended, and even some can not find the broken ends, the surgery failed. Is to introduce a simple and practical to find the canaliculus nasal broken