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Phakic
IOL/Implantable Contact Lenses in Miami
Phakic
Intraocular Lenses
What's the most irritating
part of wearing contact lenses? Scouring the bathroom floor on hands
and knees for a runaway lens? Waking from a nap to find that you forgot
to take them out and now your eyes are dry and sore? The monotonous
cleaning routine?
Now surgically
implanted, permanent contact lenses that never need to be removed
or cleaned may solve these problems.
Implantable
contact lenses,
also known as phakic intraocular lenses (IOLs), hold
promise as potentially powerful refractive tools with almost unlimited
potential to correct nearsightedness and farsightedness. The clear,
oblong implants are about the size of the tip of your pinky and are
made of the same plastic used in replacement lenses for patients with
cataracts. With phakic IOLs, your Miami
eye surgeon doesn’t have to reshape the cornea. Instead, your
Miami eye surgeon cuts a tiny slit in it and injects
a lens that can completely correct the vision problem.
During a phakic
IOL procedure, a thin intraocular lens implant is placed
in the eye without removing the natural lens of the eye. The lens
unfolds inside the eye in one of three places, either in front of
the iris, behind it or secured to it. Given that the natural lens
of the eye is not removed, the patient retains the natural focusing
capability of the eye for near focusing tasks. Phakic IOL
procedures are being used on severely nearsighted and farsighted patients
who may not be candidates for the more common laser procedures such
as PRK , LASEK, and
LASIK. Unlike laser vision correction procedures
that permanently change your vision, it is possible to remove phakic
IOLs.
Phakic IOLs are for
those who:
- want to reduce or eliminate
their dependence on reading glasses or bifocals
- are extremely nearsighted
or farsighted
- have had a stable eye
prescription for at least one year
- have no health issues
affecting their eyes
What to expect on
surgery day
You will arrive at the surgery center about an hour prior to
your procedure. Once you have been checked in you may be offered a sedative
to help you relax. You will then be prepared for surgery. The area around
your eyes will be cleaned and a sterile drape may be applied around
your eye. Powerful eye drops or a local anesthetic will be used to numb
your eyes. When your eye is completely numb, your Miami eye surgeon
will place an eyelid holder between your eyelids to keep you from blinking
during the procedure.
Next, your Miami eye surgeon
will make a very small incision and then will insert the intra-ocular
lens. The small incision will bond itself using the natural outward
pressure in your eye, without the need for stitches. The phakic IOL
procedure is very quick, typically taking less than 20 minutes. There
also is a short recovery time. The results of the surgery are almost
immediate, however your vision will probably be a little blurry from
the anesthesia, so someone will need to drive you home. You should relax
for the rest of the day. You may experience some discomfort, but this
is usually alleviated with an over-the-counter pain reliever. Most patients
resume normal activities within a day or two.
Results
Early phakic IOL studies found that 92 percent of patients gained vision
of 20/30 or better within a month. Vision of 20/20 is considered excellent,
while 20/40 is the cutoff for driving a car without wearing corrective
lenses.
Serious complications from
phakic IOLs are extremely rare, but like any surgical procedure, it
does have some risks. Besides infection, possible complications include
inflammation, increased pressure in the eye and cataracts. Earlier studies
have shown that all of these are rare, and the plastic used to make
the implants has a 50-year track record of safe use in the body.
Phakic IOL surgery is considered
a relatively new procedure and FDA approval for use in the US is still
pending. Even though the concept has been around since the 1950s, Phakic
IOLs are currently being investigated in clinical trials around
the world. Right now they are still in clinical trials, even though
the concept has been around since the 1950s. If the FDA approves them
now, they could provide a new view on life for the roughly 6 million
people whose vision is so bad that other refractive surgery procedures
can’t correct it. Ophthalmologists say the results from this technique
are so outstanding that it may push other surgical procedures aside.
The breakthrough
technique of phakic IOLs could help you have
clearer vision without the hassles of temporary contact lenses.
For more
information on what IOL and other vision correction
procedures can do for you, Contact a Miami eye surgeon
Schedule
a LASIK consultation with a Miami eye doctor
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