Single-Sided Deafness and Asymmetric Hearing Loss
Public ClinicalTrials.gov record NCT04506853. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Single-Sided Deafness and Asymmetric Hearing Loss Post-Approval Study
Study identification
- NCT ID
- NCT04506853
- Recruitment status
- Recruiting
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Med-El Corporation
- Industry
- Enrollment
- 65 participants
Conditions and interventions
Interventions
- MED-EL Cochlear Implant System Device
Device
Eligibility (public fields only)
- Age range
- 5 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Feb 21, 2021
- Primary completion
- Nov 30, 2026
- Completion
- Nov 30, 2026
- Last update posted
- Sep 23, 2025
2021 – 2026
United States locations
- U.S. sites
- 5
- U.S. states
- 5
- U.S. cities
- 5
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Ann & Robert H. Lurie Children's Hospital of Chicago | Chicago | Illinois | 60611 | Withdrawn |
| University of Iowa | Iowa City | Iowa | 52242-1078 | Recruiting |
| New York Eye and Ear Infirmary | New York | New York | 10003 | Recruiting |
| University of North Carolina | Chapel Hill | North Carolina | 27517 | Active, not recruiting |
| Virginia Mason Medical Center | Seattle | Washington | 98101 | Recruiting |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04506853, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Sep 23, 2025 · Synced May 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04506853 live on ClinicalTrials.gov.