During a type of glaucoma surgery called trabeculoplasty, the doctor uses a laser to create tiny holes where the cornea and iris meet, to increase aqueous humor drainage.

• 在一种被称作小梁成行术的青光眼手术中，医生用激光在虹膜和角膜结合处打一个小孔，从而增加了房水的回流；