LASIK Surgery: Definition, Procedure | 合法醫療器材資訊網

LASIKisthemostcommonlyperformedlasereyesurgerytotreatmyopia(​nearsightedness),hyperopia(farsightedness)andastigmatism.Likeothertypesof ...

Reviewed by Brian S. Boxer Wachler, MD[1]

LASIK is the most commonly performed laser eye surgery to treat myopia[2] (nearsightedness), hyperopia[3] (farsightedness) and astigmatism[4]. Like other types of refractive surgery[5], the LASIK procedure reshapes the cornea[6] to enable light entering the eye to be properly focused onto the retina[7] for clearer vision.

The word "LASIK" is an acronym for "laser-assisted in situ keratomileusis."

LASIK surgery is essentially pain-free and takes only about 15 minutes for both eyes. The results — improved vision without eyeglasses[8] or contact lenses[9] — begin immediately after the procedure and vision usually continues to improve and stabilize over a few days.

If youre not a good LASIK candidate, a number of other vision correction surger...