角巩膜穿通伤是严重的眼外伤，它不仅使眼球结构遭到破坏，而且还会使视功能受到不同程度的损害，甚至导致失明。许多原因可导致角巩膜穿通伤。如果角膜裂口较小，裂口边缘整齐，角膜裂口会自行闭合；如果角膜裂口较大、裂口边缘不整齐，角膜裂口不能自行闭合，房水流出，... Corneal scleral penetration injury is a serious ocular trauma, which not only damaged the structure of the eye, but also make the visual function of varying degrees of damage, and even lead to blindness. Many reasons can lead to scleral penetrating injury. If the corneal cleft is smaller, the rim of the cleft is tidy and the cleft of the cornea closes on its own; if the cleft of the cornea is large and the edge of the cleft is not neat, the corneal cleft can not close on its own, and aqueous humor exits.