LASIK (short for Laser-Assisted In-Situ Keratomileusis) is a popular refractive surgery procedure that corrects myopia (nearsightedness), moderate amounts of hyperopia (far-sightedness), and astigmatism.
A hinged flap is made on the outer layers of the cornea using a microkeratome (blade) or a femtosecond laser (bladeless). The flap is opened and an excimer laser is then beamed onto the exposed cornea. This precise laser beam reshapes the cornea, effectively changing the refractive power of your eye. The flap is then closed and immediately, glycoproteins in the cornea seal the flap. The edges of the flap heal completely within a couple days.
A 2016 study published in the Journal of Cataract & Refractive Surgery reports that LASIK...
has a 99% success rate in improving vision to 20/40 or better
has a 90% success rate in improving vision to 20/20 or better
has a patient satisfaction rate of 96%
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