Four Procedures Commonly Used in Refractive Eye Surgery Essay examples

quatern Procedures Commonly Used in Refractive substance Surgery unmatchable of the first things put on in the morning and one of the detain things taken off in the evening, eyeglasses and get acrosss play a large-mouthed part in the everyday lives of those who depend upon them to see clearly. These two types of disciplinal lenses allow for clearer vision, but glasses and contacts are also inconvenient. Sports, especially contact sports, are more difficult to play when glasses get in the way or break. For those who can wear them, contacts are an improvement all over glasses wearing contacts for 18 hours a day, however, is not healthy for the contacts or the eyes. Therefore, other methods are desired to correct vision. Ophthalmologists have long ideate of equipment and techniques to permanently correct refractive problems. For more than 100 years, doctors have been exploring the consumption of surgery to reduce or eliminate diligents dependence on glasses and contacts Refr active, 1997. This dream came true with the introduction of refractive surgical techniques for the correction of nearsightedness and astigmatism. In refractive surgery, various micro-surgical procedures are used to re-shape the front show up of the cornea. Four main refractive eye procedures are clinically world studied radial keratectomy (RK), automated lamellar keratoplasty (ALK), photorefractive keratectomy (PRK), and laser in-situ keratomileusis (LASIK). These quaternary common procedures in refractive eye surgery will be compared and contrasted while taking into account the limitations of comparison such as the patient and the extent of the correction needed. Function of the EyeThe human eye is a complex organ with a primary function of focusing enlighten on the retina to provide the sense of sight f... ...ctive and Corneal Surgery (Boston picayune Brown and Company, 1996), pp. 10-120. laser Eye Center, http//www.lasereyecenter.com/ (Madison University of Wisconsin, Nove mber 1997). McFadden, Murray, Dr. Laser Eye Surgery, PRK, LASIK, http//www.prk.com/ (Madison University of Wisconsin, November 1997). Raeburn, Paul, Keep Your Eye on the Laser, Business Week (30 September 1996), p. 40. Refractive Surgery ofttimes Asked Questions, http//www.isrs.org/library/faq (Madison University of Wisconsin, November 1997). Sanders, Donald, Radial Keratotomy (Thorofare SLACK Incorporated, 1984), pp. 1-16. Sulting, Dr., Laser In-situ Keratomileusis (LASIK), http//www.emory.org/vision_correction/ (Madison University of Wisconsin, November 1997). Understanding Laser Vision Correction, pamphlet (USA The Laser Center Inc., 1997), pp. 7-43.