Optical Cochlear Implant Turns Light Against Hearing Loss

Blinking lights could soon serve a whole new purpose. Recent findings have led German, Swiss, and Austrian researchers to develop a prototype hearing implant based on the concept that a series of laser pulses can trigger auditory signals from hair cells located within the inner ear.

https://spectrum.ieee.org/the-human-os/biomedical/devices/turning-light-into-a-tool-against-hearing-loss