- myopia). The procedure is called a radial keratotomy because the incisions resemble the spokes in a bicycle wheel.
* * *1. Any incision through the cornea. 2. An operation making a partial thickness incision into the cornea to flatten it and reduce its refractive power in that meridian. [kerato- + G. tome, incision]- radial k. a k. with radial incisions around a clear central zone. A form of refractive keratoplasty used in the treatment of myopia.- refractive k. modification of corneal curvature by means of corneal incisions to minimize hyperopia, myopia, or astigmatism.
* * *
* * *n.
* * *ker·a·tot·o·my (ker″ə-totґə-me) [kerato- + -tomy] surgical incision of the cornea.
Medical dictionary. 2011.
Look at other dictionaries:
Keratotomy — is a type of refractive surgical procedure and can refer to: * Radial keratotomy * Photorefractive keratotomy … Wikipedia
keratotomy — [ker΄ə tät′ə mē] n. pl. keratotomies [ KERATO + TOMY] surgical incision of the cornea … English World dictionary
keratotomy — n. an incision into the cornea. See: arcuate keratotomy, radial keratotomy … The new mediacal dictionary
keratotomy — [ˌkɛrə tɒtəmi] noun a surgical operation involving cutting into the cornea of the eye, especially (radial keratotomy) performed to correct myopia … English new terms dictionary
keratotomy — noun surgical incision into the cornea • Hypernyms: ↑eye operation, ↑eye surgery • Hyponyms: ↑radial keratotomy … Useful english dictionary
keratotomy — /ker euh tot euh mee/, n., pl. keratotomies. Surg. incision of the cornea. [1895 1900; KERATO + TOMY] * * * … Universalium
keratotomy — noun A surgical incision in the cornea … Wiktionary
keratotomy — n. surgical incision of the cornea … English contemporary dictionary
Keratotomy, radial — An eye surgery procedure designed to flatten the cornea, reducing its optical power, to correct nearsightedness (myopia). In the procedure, incisions (cuts) are made in the cornea. The procedure is said to be radial because the incisions resemble … Medical dictionary
Radial keratotomy — (RK) is a refractive surgical procedure to correct myopia. Discovery The procedure was discovered by accident by Svyatoslav Fyodorov who removed glass from the eye of one of his patients who had been in an accident. A boy, who wore eyeglasses,… … Wikipedia