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Cataract surgery is ranked as one of the most
expensive and most frequently performed surgeries in the world. The annual
total number is about 4.5 million in USA and EU, increasing with
about 5 percent every year. Cataract is caused by opacities in the lens of
the eye, resulting in a progressive loss of vision. Through cataract
surgery, the clouded natural lens is replaced by an artificial intraocular
lens (IOL).
Posterior
Capsular Opacification (PCO), sometimes called secondary cataract, affects
many patients after cataract surgery. It results in a progressive loss of
vision similar to cataract. The reason for the loss of vision is primarily
a re-growth of lens epithelial cells on the surface of the lens capsule. In
current clinical standard, PCO is treated symptomatically by YAG-laser
surgery where part of the lens capsule is "burned" away. The
frequency in laser treatment of PCO varies from 5% to 50% of all cataract
surgeries, depending on the surgical performance, the equipment and the
design of the implanted lenses. YAG-laser surgery is associated with a risk
for retinal detachment and the trend in pre-clinical and clinical research
is to find ways to reduce the need for laser surgery. The annual public
expenses of YAG-laser treatments are estimated to 300 MUSD in USA and EU.
A future
demand for efficient PCO reduction is expected from the next generation of
accommodative injectable polymer lenses with capability to compensate for
presbyopia (nearsightedness). The total number affected by presbyopia is
about 230 million individuals in US and Europe
and is affecting most of those over the age of 40. Treatment of presbyopia
is a huge and almost untapped market for vision correction. The introduction
of injectable polymer lenses will most probably mean the end of YAG-laser
treatment for PCO and a need for new solutions in order to protect lens
capsules from opacification.
In the
view of the drawbacks associated with existing methods, PhacoTreat's
objective is to provide a product for PCO reduction to be used with
implantation of the premium lenses of today and tomorrow. Products are
under development with potential to fulfil this objective and we are
confident that PhacoTreat will be a trusted supplier to hospitals and
cataract surgeons, both in the near and distant future.
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