Stanford invents implant that helps blind people see again

Stanford invents implant that helps blind people see again

Thanks to a chip that sits at the back of the eye, some people who lost their sight to a common eye disease are reading again. The system is called PRIMA, and it’s already made a difference for dozens of patients across European trials. PRIMA treats age-related macular degeneration, a condition that ranks among the top causes of vision loss in older people, with roughly a million Americans living with it. The device itself is a tiny, square disc…