Berna Gomez (IMAGE) University of Utah Health Caption Berna Gómez of Spain spent six months working with researchers to test an experimental visual prosthesis which used an electrode array implanted into her brain’s visual cortex. Gómez has been fully blind for more than 18 years. Credit John A. Moran Eye Center at the University of Utah Usage Restrictions With credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.