cyachallenge writes with an excerpt from an article in Scientific American: "Several technologies to restore sight to retina-damaged eyes are making headway — one seeks to begin human trials in the U.S. and another has already hit the market in Europe. ... There is no effective treatment for the condition [retinitis pigmentosa], but researchers are making great strides to remedy this through implants that stimulate still-active nerves in the retina, the layer of tissue at the back of the inner eye. In mid-November Retina Implant AG got approval to extend the yearlong phase II human clinical trial of its retinal implant outside its native Tubingen, Germany, to five new sites — Oxford, London and Budapest, along with two additional locations in Germany."
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