Brain scans reveal how deaf adults hear with two cochlear implants

NCT ID NCT02904187

First seen Jan 11, 2026 · Last updated Apr 30, 2026 · Updated 19 times

Summary

This study looked at how the brain processes sound in 43 deaf adults who have two cochlear implants. Researchers compared their brain activity to people with normal hearing using PET scans or EEG. The goal was to understand if the timing between getting each implant affects how the brain handles sound from both ears.

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Contacts and locations

Locations

  • Département d'ORL, Hôpital Edouard Herriot

    Lyon, 69437, France

Conditions

Explore the condition pages connected to this study.