PRK (photorefractive surgery) was the common choice for vision correction before the development of LASIK along. Both these procedures laser eye surgery are, although you differ slightly when comparing pre-and longer consumption forecast PRK vision improvement and is a gradual process compared to LASIK surgery but if patients choose not good candidates for LASIK surgeons often PRK as the alternative. This applies especially to patients with thin cornea. PRK surgery began practicing on patients in the 1980s, but was not FDA approved until 1995 in the United States.
When surgeons refractive eye surgery, it requires the use of an excimer laser. This laser uses cool ultraviolet light directly target the cornea and the cornea it forming very small amounts of tissue removed. Allows more focused light on the eye give redesign of the cornea that offers clearer vision. This technique is effective in the treatment of short-sighted and far-sighted individuals.For far-sighted people the cornea is modified, the cornea are flattened to steeper than with short-sighted individuals ist.PRK surgery is effective for astigmatism correction, make like the cornea it smoothed out a normal shape can be.
Eye operation perfectly, to the desired results of the patient to achieve do all PRK surgeons, but sometimes can cause or cause under correction, vision haziness this procedure over-correction.This is the case, the eye surgeon is usually wählen.Weil PRK PRK improvement process to resolve the issue surgery takes time for the correction to be noticed, wait at least four months after the initial PRK procedure before performing the extension the most eye surgeon surgery.Most individuals, the PRK have never need enlargement surgery, but about 10% require this procedure then.
Eye surgeons who typically perform PRK surgery for your patients explaining that visual recovery 4 weeks or longer for complete recovery individuals take their vision can. during the first week after the PRK procedure can significantly vary erwarten.Die most individuals under this procedure can your vision to 20 / 30-20 / 50 after the first couple of days, that less than perfect is erwarten.Wenn patient's vision after the procedure after the allotted time, PRK improvement might need as then usually the desired results.
The main advantages of PRK enhancement are correction of the haziness that can occur from the initial PRK procedure, removal of glasses or contact lenses may use when the PRK has been overcorrected or corrected and improving the vision that the individual before first desirable.
Tags: eye surgery, PRK, PRK improvement
This was posted on Saturday, September 29, 2010 at 11: 46 pm and is filed under a LASIK, PRK, vision correction Optionen.Sie can follow any responses to this entry through the RSS 2.0 feed folgen.Sie can leave a response, or trackback from your own site.
No comments:
Post a Comment