American regulators have approved the use of what is being called the world's first "bionic eye".
The device, called Argus II, is intended to benefit people with certain types of blindness.
It is a video camera mounted on special sunglasses that sends a wireless image to a grid of 60 electrodes that are surgically implanted in the patient’s damaged retina.
Al Jazeera's Tom Ackerman reports.
Source: Al Jazeera