眼睑和面部的切割伤常伴有泪道的损伤，尤其是下泪小管断裂最为常见。完全断裂的泪小管由于其固有的弹性回缩，使寻找断端发生困难，虽然近年来利用手术显微镜使泪小管吻合术的成功率大大提高，但由于各种原因造成的寻找断端困难，常使该手术不能成功，给病人带来了终生的... Eyelid and face cut wounds often accompanied by lacrimal damage, especially the most common tear ductal rupture. Due to its inherent elastic retraction, the completely broken lacrimal canaliculus makes it difficult to find the stump. Although the successful rate of lacrimal duct anastomosis has been greatly improved with the operation microscope in recent years, it is often difficult to find the stump because of various reasons So that the surgery can not be successful, giving the patient a lifetime of ...