orthokeratology


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orthokeratology

[¦ȯr·thō‚ker·ə′täl·ə·jē]
(medicine)
A procedure designed to reduce or eliminate refractive anomalies and binocular dysfunctions of the eye by the programmed application of contact lenses.
References in periodicals archive ?
It works by manipulation of the peripheral image shell; this is similar to the effect produced by orthokeratology, which will be discussed in more detail later.
Paragon Vision Sciences specialises in orthokeratology (ortho-k) contact lenses, specialty contact lenses and oxygen permeable rigid contact lens materials.
According to the complaint,Valeants acquisition of Paragon eliminated competition between Valeant and Paragon for the sale of FDA-approved buttons used for three types of GP lenses: orthokeratology lenses, worn to reshape the cornea; large-diameter scleral lenses, which cover the white of the eye and are used after eye surgery, for corneal transplants, and to treat eye disease; and general vision correction lenses.
The performance of four different corneal topographers on normal human corneas and its impact on orthokeratology lens fitting.
The extension includes rigid gas-permeable contact lenses (extended wear); orthokeratology contact lenses (overnight); soft (hydrophilic) contactlenses (extended wear); IOLs; multifocal IOLs; accommodative IOLs; toric optics IOLs; phakic IOLS; and iris reconstruction lenses.
Orthokeratology is an option to provide clear vision without contacts or glasses.
In contrast to our previous studies, none of the patients used orthokeratology lens for the current review period [15, 16].
Washington, April 1 ( ANI ): An emerging technique called hyperopic orthokeratology (OK) may provide a new alternative for restoring near vision without the need for glasses, according to a study.
He said that if patient afraid to undergo surgery then there are several non-surgical processes like orthokeratology, in which patient will be given special type of contact lenses and these contact lenses have the power to re-shape the cornea within some period of time.
For example, the company has adopted orthokeratology, a revolutionary new procedure that uses specially-designed DreamLite contact lenses to gently correct patients' vision while they sleep.
Orthokeratology - or Ortho-K - is a simple, safe and relatively affordable way of treating short sight.