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LASER EYE SURGERY What is PRK Laser Eye Surgery? PRK stands for photorefractive keratectomy. PRK laser eye surgery is a procedure involving the removal of the surface layer of the cornea (epithelium) by gentle scraping and use of a computer-controlled excimer laser to reshape the stroma. By reshaping the surface of the cornea, the PRK laser changes the curvature of the cornea to change the focusing power of the eye. PRK is an outpatient procedure generally performed with local anesthetic eye drops. This type of refractive surgery gently reshapes the cornea by removing microscopic amounts of tissue from the outer surface with a cool, computer-controlled ultraviolet beam of light. The PRK laser eye surgery procedure itself takes only a few minutes, and patients are typically back to daily routines in one to three days. What is PRK laser
eye surgery? Medic8® Laser Eye Surgery Guide Page last modified: March 2007 Source: FDA/CDRH |
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