Types of Laser Eye Surgery
Also, in order to make up to date information and current thoughts about Laser Eye Surgery procedures readily available, we have included a LASIK News & Updates section that will present selected summaries of noteworthy publications, case reports and research that might be useful in your overall personal education and decision process. Types of Laser Eye Surgery LASIK Laser Eye Surgery LASIK is a surgical procedure that uses a laser to correct nearsightedness, farsightedness, and/or astigmatism. In LASIK, a thin flap in the cornea is created using either a microkeratome blade or a second laser.The surgeon fold backs the flap, and then removes some corneal tissue underneath using an excimer laser. The flap is then laid back in place, covering the area where the corneal tissue was removed. LASIK stands for Laser-Assisted In Situ Keratomileusis and is a procedure that permanently changes the shape of the cornea, the clear covering of the front of the eye, using an excimer laser. A knife, called a microkeratome, is used to cut a flap in the cornea. A hinge is left at one end of this flap.
The flap is folded back revealing the stroma, the middlesection of the cornea. When the vast majority of patients seriously consider Laser Eye Surgery it is common to encounter a number of different personal reasons why they do not wish to proceed. Usually these reasons can be separated into two categories-fear and cost. PRK Laser Eye Surgery PRK is a laser eye surgery procedure that treats nearsightedness, mild to moderate farsightedness and astigmatism by flattening the center of the cornea with cool beams of ultraviolet light.
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