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LASIK
It
is an extremely effective outpatient procedure that is suitable for
low, moderate, and higher prescriptions. It can be used to correct severe
prescriptions, and is currently one of the most commonly performed healthcare
procedures in the world.
LASIK is the abbreviation of the term "Laser Assisted Stromal In-situ Keratomileusis". LASIK gives a new shape to the cornea in order to give the eye its natural focusing capacity. During
the LASIK operation, a special instrument called microkeratome creates a
partial thickness corneal flap and then excimer laser ablation is performed
over the imposed corneal bed. The ablation profile is related to the
refractive error.
For myopic corrections corneal curvature is flattened
and for hyperopic corrections a half-torus (the shape you obtain if
you press a ring halfway on a Dow) shaped corneal tissue is removed
in order to have a steeper cornea. For astigmatism crescent or football
shaped ablation is performed.
In order to figure out the effect of LASIK,
you can roughly imagine that with the excimer laser the cornea is shaped
or carved like the shape of the contact lens you need to see clearly.
After the laser reshaping process, the corneal dust will be washed away
and the corneal flap is gently put back. Thanks to continuous vacuuming
function of the corneal endothelium (cells located at inner face of
the cornea), the corneal flap adheres easily like a sticky note. The
flap naturally keeps its position without sutures or other surgical
intervention.
In some practices, eyes are covered after the LASIK operation but we don't cover our patients' eyes after the procedure. We recommend sleeping after the procedure. The next you can go on with your day as usual. Visual recovery is extremely fast; in low to medium prescriptions more than 80% of the aimed vision is achieved even in the first day. Here at EyeSTAR LASIK Institute Istanbul, we improved our medical regimen so that most of our patients don't even have the slightest discomfort after the LASIK procedure. |
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