Cochlear implants are devices placed in the inner ear through surgery to help people with severe to profound hearing loss. While these devices work well overall, results vary widely from person to person. Many people with cochlear implants still have trouble understanding speech in noisy places and enjoying music.
This study looks at whether customizing the way a cochlear implant is programmed, based on the health of the hearing nerve in different areas of the ear, can help people understand speech better in noisy settings. The researchers will adjust or turn off certain electrodes in areas where the nerve appears weaker, then test whether this improves hearing compared to each person's everyday program. They will also examine whether giving people time to get used to the new program leads to better results.