Reprinted with permission from ENT & Audiology News (UK) Optical cochlear implants combine optogenetics and light-based hardware to overcome limits of electrical CIs, promising sharper frequency resolution and more natural hearing. Cochlear implants (CIs) are among the most successful neuroprosthetic devices in modern medicine, restoring speech perception to hundreds of thousands of people worldwide....
Optical cochlear implants remain pre-clinical; no change to current implant candidacy or fitting practice is warranted, but audiologists should monitor this technology as it advances toward human trials.
If optical cochlear implants successfully reach clinical use, they could fundamentally improve frequency resolution (the ability to distinguish closely pitched sounds) beyond what current electrical devices can achieve, reshaping implant candidacy and rehabilitation outcomes.
- 01Optical cochlear implants use light rather than electricity to stimulate auditory nerve fibres.