Who is a good candidate for Ortho K?

Who is a good candidate for Ortho K?

Good candidates for orthokeratology include youngsters age 8 to 12 with progressive myopia, as well as most adolescents and adults, although the best success is with people under age 40. Ortho-k is recommended for low to mild nearsightedness (-4 diopters or less).

Do Ortho K lenses hurt?

Ortho-k lenses are uncomfortable at first. They don't hurt, but you won't forget that you're wearing lenses like you might with a daily disposable soft lens.

How long do Ortho K lenses last?

Basically, refractive error, corneal shape and corneal tissue determine the time effect for Ortho-K. So how long do Ortho-K lenses last? Ortho-K lenses can last up to three years with good care. However, if your prescription changes, they may need to be replaced more frequently.

How long does Ortho K take to work?

Some people can have excellent vision after a day or two of overnight ortho-k. But for higher prescriptions it can take two weeks or longer for maximum correction. Until your eyes are fully corrected, you might notice blurred vision and glare and halos around lights.

Can Ortho K cure myopia permanently?

Orthokeratology is most frequently used to temporarily correct myopia (nearsightedness). Generally, ortho-k can correct upwards of -6.00 diopters (D) of myopia. Ortho-k also can correct lesser degrees of astigmatism, hyperopia and presbyopia.

How do you clean a CRT lens?

The most common way to remove gas permeable lenses is the stare-pull-blink method. To take your right lens out, hold your left hand under your eye and bend forward. Open your eye as wide as you can. Then use your right index finger to pull the skin at the outside corner of your eye firmly up and out, then blink.

How do night contacts work?

Orthokeratology (ortho-k) is the fitting of specially designed gas permeable contact lenses that you wear overnight. While you are asleep, the lenses gently reshape the front surface of your eye (cornea) so you can see clearly the following day after you remove the lenses when you wake up.