Cochlear implants offer hope for people deaf in one ear

NCT ID NCT04506853

Recruiting now Disease control Sponsor: Med-El Corporation Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study looks at how well cochlear implants work over three years for people with single-sided deafness or asymmetric hearing loss. Participants receive a cochlear implant system to help them hear better in noisy situations. The goal is to confirm long-term safety and effectiveness in adults and children aged five and older.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Cochlear implant system (device)
What this could lead to: If successful, this could confirm cochlear implants as a reliable long-term option for people with hearing loss in one ear, improving their ability to hear in noisy environments.
What could go wrong: This is a post-approval study, so the device is already approved. However, long-term benefits may vary, and risks include surgical complications or device failure.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

deafness, unilateral Hearing Loss, Sensorineural Hearing Loss, Unilateral sensorineural hearing loss disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HEARING LOSS, SENSORINEURAL HEARING LOSS, UNILATERAL

Contacts and locations

Locations

Ann & Robert H. Lurie Children's Hospital of Chicago
WITHDRAWN

Chicago, Illinois, 60611, United States
New York Eye and Ear Infirmary
RECRUITING

New York, New York, 10003, United States
Sunnybrook Health Sciences Center
RECRUITING

Toronto, Ontario, M4N 3M5, Canada
University of Iowa
RECRUITING

Iowa City, Iowa, 52242-1078, United States
University of North Carolina
ACTIVE_NOT_RECRUITING

Chapel Hill, North Carolina, 27517, United States
Virginia Mason Medical Center
RECRUITING

Seattle, Washington, 98101, United States

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