Monday, October 26, 2009


The New York Times that researchers from the Massachusetts Eye and Ear Infirmary, the VA Boston Healthcare System, and Cornell University have demonstrated retinal implants that they say will resist the jarring of daily use.

The implant contains a tiny array of electrodes whose tips slide into a snug berth just beneath the retina...and are held in place by natural suction. These electrodes prompt the remains of retinal circuits to transmit signals to the brain, allowing patients with retinitis pigmentosa, a disease that damages the rods and cones in the eye, and for macular degeneration, which also affects these photoreceptors, to detect light and dark and to find the edges of objects.

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