People with 20/40 vision or better are allowed to drive a car without corrective lenses. Overall, most people who have surgery achieve 20/40 vision or better after surgery.
Radial keratotomy (RK) is very successful and safe for people who have mild to moderate nearsightedness (less than 3 diopters). Although it is still used in some cases, it has been replaced in most cases by LASIK and PRK.
This type of surgery to correct mild nearsightedness was approved by the U.S. Food and Drug Administration (FDA) in 2004. It uses corneal ring implants to change the shape of the cornea.
Intraocular lens implants (IOLs) may be used to correct severe myopia. IOLs, also called implantable contact lenses (ICLs), have been shown to be a safe and effective means of correcting moderate to severe myopia.
Laser surgery for nearsightedness changes the shape of the cornea to refocus light directly on the retina. There are three main types of laser surgery used to treat nearsightedness.
LASIK (laser in-situ keratomileusis) makes a small flap in the cornea and removes some of the tissue exposed by the flap.
PRK (photorefractive keratectomy) and LASEK (laser epithelial keratomileusis) use a laser to reshape the cornea. The laser is applied to the cornea after the surface layer has been removed.
Radial keratotomy (RK) uses several incisions on the cornea to change the curve of the cornea over the pupil.
Other types of surgery for nearsightedness involve the surgical placement of implants to either change the shape of the cornea or replace or assist the eye’s natural lens.
Corneal ring implants are clear pieces of acrylic that can be surgically implanted to flatten the cornea and reduce nearsightedness.
Intraocular lens implants replace the eye’s natural lens with a clear plastic implant.
At We Care India, we offer complete medical services for your entire family, from routine check-ups to injury care, ensuring personalized attention and expert assistance for all your health needs.
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