November 23, 2012
A retinal prosthesis has allowed a blind patient to read letters with an89 percent accuracy, and two-letter words with 80%, as published by a
team of neuroscientists at Brown University this week.
The original prosthesis included a retinal implant and an eye-mounted
camera, and allowed the patient to read words in less than half a second.
An improved model, released since the paper’s submission in July, has
removed the need for the camera and relies solely on impulses from the
implant to enable fluid reading.
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