Artificial Retina May Restore Some Vision To The Blind

The Oklahoman /McClatchy (3/2, Bohan) reports that a “Department of Energy-funded effort, begun in 2004, has yielded the most promising technology for restoring sight to millions of people worldwide blinded by eye diseases such as age-related macular degeneration and retinitis pigmentosa.” In 2007, Palo Alto, CA lawyer Dean Lloyd “underwent a several-hour operation to implant” an artificial retina “using a tiny tack the width of a human hair. The artificial retina resembles a contact lens and is fitted with 60 miniature electrodes that bypass damaged photoreceptor cells…on his outer retina and directly stimulate his still-healthy retinal layers below.” As a result, Lloyd can now see some rudimentary images.

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