Prk Eye Surgery
It s used to improve vision by correcting refractive errors in the eye. Thousands of patients were treated with prk before the invention of lasik. Pin By Bam Fay On Eye Health Lasik Eye Surgery Lasik Lasik Surgery That s because you don t know how you ll feel after your procedure and you might just want to sleep for several hours or perhaps even to the. Prk eye surgery . Prk has been around longer but both are still. Though the excimer laser was developed in the early 1970s and modified for ophthalmic use in the early 1980s the food and drug administration did not approve its use for prk corrective eye surgery until 1995. What to expect during prk. Photorefractive keratectomy prk and laser assisted in situ keratomileusis lasik are both laser surgery techniques used to help improve eyesight. The outer layer of the cornea is removed prior to the ablation. Lasek and prk permanently change the shape of the anterior central cornea using an excimer laser to ablate a small amount
