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Home > Patients & Visitors > Health Library > Intraocular Lens Implants for Cataracts and Nearsightedness
Intraocular lens implants, which may be used to treat
cataracts, replace the eye's natural lens with a clear
plastic implant. The implant corrects the
nearsightedness caused by the cataract.
People with a monofocal lens implant still need reading glasses, because the
implant does not affect how well you can focus on near objects.
Multifocal lens implants are an option
too. Thick glasses or contact lenses are seldom needed after
Retinal detachment is the main risk of
treating cataracts with lens implants. This risk is larger
with higher degrees of nearsightedness.
Replacing the eye's
natural lens with lens implants can also
nearsightedness in people who do not have
cataracts. This is called "clear lens extraction."
may also be placed without removing the eye's natural lenses. These implants,
called "phakic intraocular lenses" or "implantable contact lenses," are placed
in front of the natural lens, either in front of or behind the
Intraocular lens implants can
effectively correct moderate to severe nearsightedness.1 Talk to your doctor to see if lens
implants are a safe choice for you.
Implantable Contact Lens in Treatment of Myopia (ITM) Study Group (2003). U.S. Food and Drug Administration clinical trial of the implantable contact lens for moderate to high myopia. Ophthalmology, 110(2): 255–266.
June 24, 2011
Kathleen Romito, MD - Family Medicine & Christopher J. Rudnisky, MD, MPH, FRCSC - Ophthalmology
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