Allen Zderad lost his vision, but due to a bionic eye implant from a clinical trial, he regained the ability to see human forms and outlines of objects. The implant sends light wave signals to the optic nerve, compensating for a damaged retina. It consists of a chip with surgically attached wires. "This is great for this family. It's also very unusual for a scientist like me to be able to actually apply outcomes of what we've worked on for years to help a patient. That's very special," said Mayo Clinic researcher and ophthalmologist Dr. Raymond Iezzi Jr. The device was created by Second Sight ($EYES). Zderad was the 15th person in the U.S. to receive the implant. More