YAG泪道激光手术的动物试验

YAG Laser Surgery of Lacrimal Passage on Animal

目的:本文观察了三只做了泪道激光手术的狗泪小管组织,目的是为了解激光术后是否泪道会遗留瘢痕或狭窄。方法:三只成年狗用激光分别点击了泪小点,泪小管,泪囊。30天内取材。结果:泪道上皮及管道未见损害。结论:泪道YAG激光只要掌握能量和点击次数,术后不会遗留瘢痕。

Objective：This article reported the results of three adult dogs on which the YAG laser of lacrimal passages were operated,for clearing whether there were scar or narrow remain in lacrimal passages after laser surgery.Methods：Three adult dogs received laser surgery separately on lower little tuber,punctum and lacrimal cyst.Within thirty days after surgery we took the specimens of lacrimal tuber,and observed under microscope.Results：The epithelium of the lacrimal passages had no any damages.Conclusion：The YAG laser surgery on lacrimal passage can be operated on human body,but during the operation surgeon must keep the laser machine in the safe power and rate.