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L A S I K,
"laser assisted in-situ keratomileusis", |
is a procedure that uses cool laser energy to
reshape the cornea.
LASIK candidates should be in good general health & present
with
a normal ocular health evaluation. The surgery, takes
about five to
ten minutes, with the laser application taking less than two
minutes |
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CustomVue LASIK Movie |
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Click below for Patient Information Booklet about: |
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Myopia
(Nearsightedness)
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Hyperopia
(Farsightedness)
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Hi-Myopia
(Nearsightedness) |
Astigmatism |
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Want more information on LASIK at OptiVue? Click here to
download our LASIK Packet! |
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The
cornea is a part of the eye that helps focus light to create an
image on the retina. It works in much
the same way that the lens of a camera
focuses light to create an image on film. The
bending and
focusing of light is also known as refraction. Usually the shape of the
cornea and the eye are not perfect
and the image on the retina is out-of-focus (blurred) or distorted.
These imperfections in the focusing power of the eye are called
refractive errors. There are three primary
types of refractive errors: They are myopia,
hyperopia and astigmatism. Persons with
myopia, or
nearsightedness, have more difficulty seeing distant
objects as clearly as near objects. Persons with
hyperopia, or farsightedness, have more difficulty
seeing near objects as clearly as distant
objects.
Astigmatism is a distortion of the image on the retina
caused by irregularities in the cornea or lens of
the eye. Combinations of myopia and
astigmatism or hyperopia and astigmatism
are common.
In LASIK
surgery, precise and controlled removal of corneal
tissue by a special laser, reshapes the
cornea changing its focusing power. LASIK is a procedure
that permanently changes the shape of the
cornea, the clear covering of the
front of the eye, by using an excimer
laser. A knife, called a
microkeratome, is used to cut a flap in the
cornea. A hinge is left at one end of this flap. The
flap is
folded back revealing the stroma, the middle section of the
cornea. Pulses from a computer-controlled
laser vaporize a portion of the stroma and the flap is replaced.
(Courtesy of the FDA) |
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