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[mailto:[EMAIL PROTECTED] On Behalf Of Parker at Vip
conduit
Sent: Wednesday, April 23, 2008 6:36 AM
To: Accessible Devices
Subject: [Bulk] Accessible Devices World's First True Bionic Eye

This sounds very promising.  This is all we currently know about this.
World's First True Bionic Eye
Thomas Moore
Health correspondent
Updated:09:32, Monday April 21, 2008
Doctors have exclusively shown Sky News the world's first true bionic eye
that could allow the blind to see.
Breakthrough for the blind
The pea-sized video camera is small enough to fit inside the eyeball. The
camera is linked to an artificial retina that transmits moving images along
the optic nerve to brain.
It could be implanted within three to five years.
The man behind the breakthrough is Dr Mark Humayun, Professor of
ophthalmology and biomedical engineering at the Doheny Eye Institute in Los
Angeles, California.
He said: "The camera is very, very small, and very low power, so it can go
inside your eye and couple your eye movement to where the camera is.
"With the kind of missing information the brain can fill in, this field is
really blossoming.
"So in the next four to five years I hope, and we all hope, that we see
technology that's much more advanced."
The institute has already pioneered artificial vision with the company
Second Sight.
The existing Argus system has been used in clinical trials, giving
rudimentary vision to blind patients with conditions like macular
degeneration and retinitis pigmentosa.
The Argus device relies on a video camera which is built into a pair of
glasses to capture images.
These are converted into electrical signals which are transmitted wirelessly
to an implant behind the retina.
The electrodes in the implant unscramble the signal to create a crude black
and white picture, which is relayed along the optic nerve to the brain.
Linda Moorfoot is one of the few patients to be fitted with the implant. She
had been totally blind for more than a decade with the inherited condition
retinitis pigmentosa.
But she can now see a rough image of the world made up of light and dark
blocks.
She said: "When I go to the grandkids' hockey game or soccer game I can see
which direction the game is moving in. I can shoot baskets with my grandson,
and I can see my granddaughter dancing across the stage. It's wonderful."
Linda's implant has just 16 electrodes but the US surgeons last week helped
to fit an even more advanced device to British patients.
The updated model has 60 electrodes to give a clearer image.
The identities of the patients have been concealed while doctors at London's
Moorfields Eye Hospital monitor their progress.
Meanwhile in California, scientists are developing an implant with 1,000
electrodes, which should allow facial recognition.
http://news.sky.com:80/skynews/article/0,,91251-1313409,00.html?f=rss
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