Lasik Eye Surgery: What Is It All About?
Monday, January 5th, 2009LASIK stands for Laser In Situ Keratomileusis and refers to the surgical procedure to treat refractive errors in the eye. The benefits of LASIK surgery are improved vision without the need to wear glasses.
Why is LASIK eye surgery needed? Long and short sightedness is caused by a refractive error in the lens and cornea, which are responsible for focusing. Spectacles or contact lenses are prescribed to correct the refractive error so that the person can see normally. Patients consider Lasik surgery so they won’t to have to wear glasses or contacts lenses.
What are the different types of LASIK eye surgery? Conventional Lasik treatment is based on the patient’s glasses prescription and has fixed parameters of treatment for each individual person. It is effective for most people but can result in glare, night vision problems and halos.
Wavefront LASIK treatment - this type uses the Wavelight brand of laser. It also uses the patient’s glasses prescription, but the thickness and curvature of the cornea is taken into account as well. It has less side effects than conventional Lasik surgery.
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