Retinitis Pigmentosa Patient Sees Again with Bionic Eye
the MPR take:
Could a "bionic eye" become a widespread treatment option for severe retinitis pigmentosa? The Argus II system, approved by the FDA in 2013, has been implanted in only a few patients in the U.S. but at least 10 hospitals are looking to offer this device to patients in the near future. With this system, a prosthesis the size of a pencil eraser is implanted on the surface of the retina for use with a pair of glasses containing a small camera which captures images. Information about the images is transmitted to the artificial retina's electrodes and are converted to electrical pulses. Undamaged cells are stimulated by the pulses and create light pattern perceptions in the brain.The device does not fully restore eyesight, but it is an opportunity to see the world once again.
Vital Signs is a monthly program bringing viewers health stories from around the world. (CNN) -- As a teenager, Roger Pontz's eyesight began to fail. Pontz had been diagnosed with retinitis pigmentosa, a hereditary eye disease that damages the retina -- a layer of tissue at the back of the eye that converts light to nerve signals and sends them to the brain.
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