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ClinicalTrials.gov public records Last synced Oct 24, 2026, 2:44 AM EDT

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Showing 1–24 of 52 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Cochlear Implant Alone Clear all
Active, not recruiting Not applicable Interventional

Single-Sided Deafness and Asymmetric Hearing Loss

NCT04506853
View directory record Official record
Conditions
Hearing Loss, Unilateral, Hearing Loss, Sensorineural
Interventions
MED-EL Cochlear Implant System
Device
Lead sponsor
Med-El Corporation
Industry
Eligibility
5 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
4
States / cities
Iowa City, Iowa • New York, New York • Chapel Hill, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 24, 2026, 2:44 AM EDT
Terminated Not applicable Interventional Results available

Cochlear Implantation for Treatment of Single-sided Deafness

NCT02532972
View directory record Official record
Conditions
Total Unilateral Deafness, Unilateral Partial Deafness
Interventions
Med-el MAESTRO Cochlear Implant with Flex 28 electrode array
Device
Lead sponsor
Dr. Daniel Lee
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 5, 2020 · Synced Oct 24, 2026, 2:44 AM EDT
Terminated Not applicable Interventional Results available

Auditory Brainstem Implant (ABI) in Pediatric Non-Neurofibromatosis Type 2 Subjects

NCT01864291
View directory record Official record
Conditions
Bilateral Hearing Loss for Causes Other Than Tumors
Interventions
Nucleus 24 (discontinued) and ABI541 Auditory Brainstem Implants (ABI)
Device
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
18 Months to 17 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 2, 2020 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional

Hearing Outcomes With the Osia 3 Sound Processor Compared to the Osia 2 Sound Processor in Adult Osia Implant Recipients

NCT07156461
View directory record Official record
Conditions
Hearing Loss, Mixed, Hearing Loss, Conductive, Single-Sided Deafness, Bone Conduction
Interventions
Cochlear™ Osia® System (Osia® 2), Cochlear™ Osia® System (Osia® 3)
Device
Lead sponsor
Cochlear
Industry
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Oct 24, 2026, 2:44 AM EDT
Recruiting Not applicable Interventional

Extra-cochlear Electrode Placement at the Post-auricular Vagus Nerve in Cochlear Implantation

NCT07011927
View directory record Official record
Conditions
Hearing Loss
Interventions
Cochlear Implant, Modified Implant Procedure
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 1, 2026 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety, Tolerability and Efficacy for CGF166 in Patients With Unilateral or Bilateral Severe-to-profound Hearing Loss

NCT02132130
View directory record Official record
Conditions
Unilateral Severe to Profound Hearing Loss OR Bilateral Severe to Profound Hearing Loss
Interventions
CGF166
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
4
States / cities
Kansas City, Kansas • Baltimore, Maryland • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2021 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional Results available

Cochlear Implantation After Labyrinthectomy or a Translabyrinthine Surgical Approach

NCT02309099
View directory record Official record
Conditions
Unilateral Acoustic Neuroma, Meniere's Disease
Interventions
Cochlear Implant
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 7, 2019 · Synced Oct 24, 2026, 2:44 AM EDT
Recruiting Not applicable Interventional

Perceptual Adaptation Following Cochlear Implantation (Aim 3a)

NCT07039435
View directory record Official record
Conditions
Sensorineural Hearing Loss, Cochlear Implantation, Perceptual Adaptation
Interventions
Alternative Frequency Mapping
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Single-Sided Deafness in the Medicare Population

NCT05250414
View directory record Official record
Conditions
Hearing Loss, Unilateral
Interventions
MED-EL Cochlear Implant System
Device
Lead sponsor
Med-El Corporation
Industry
Eligibility
65 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
2
States / cities
Iowa City, Iowa • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 24, 2026, 2:44 AM EDT
Completed No phase listed Observational

Iowa Cochlear Implant Clinical Research Center Study of SSD Using Med-El Cochlear Implants

NCT03929809
View directory record Official record
Conditions
Hearing Loss, Unilateral, Hearing Loss, Profound
Interventions
Cochlear Implant
Device
Lead sponsor
University of Iowa
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Sep 29, 2021 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional

Vestibular Function After Cochlear Implantation Using Soft Surgery Techniques

NCT02503592
View directory record Official record
Conditions
Vestibular Function in Cochlear Implant Patients
Interventions
Vestibular testing
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Oct 24, 2026, 2:44 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Combined Electric and Acoustic Hearing (EAS) in Children and Adults

NCT05923203
View directory record Official record
Conditions
Cochlear Implant, Hearing Loss
Interventions
Electric and acoustic stimulation (EAS) technology in the implanted ear(s)-this is the combination of a cochlear implant (CI) and hearing aid (HA) in the implanted ear(s)
Other
Lead sponsor
Hearts for Hearing
Other
Eligibility
5 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
4
States / cities
Edmond, Oklahoma • Nashville, Tennessee • Austin, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional

Auditory Nerve Test System During Vestibular Schwannoma Resection

NCT04241679
View directory record Official record
Conditions
Vestibular Schwannoma, Acoustic Neuroma, Sensorineural Hearing Loss, Asymmetric Sensorineural Hearing Loss, Cochlear Nerve Damage, Cochlear Nerve Deafness, Skull Base Neoplasms, Auditory; Nerve
Interventions
Auditory Nerve Test System
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
12 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 25, 2024 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional Results available

Interaural Frequency and Loudness Mismatch in SSD CI Users

NCT05494632
View directory record Official record
Conditions
Outcomes
Interventions
Treatment-modifications to CI speech processor program. Specifically reducing interaural frequency mismatch in experienced SSD-CI recipients., Treatment-modifications to CI speech processor program to reduced interaural frequency mismatch in newly implanted SSD-CI recipients., Treatment-modifications to CI speech processor program to reduced interaural loudness mismatch in experienced SSD-CI recipients.
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Oct 24, 2026, 2:44 AM EDT
Completed No phase listed Observational

Single-sided Deafness and Cochlear Implantation

NCT05052944
View directory record Official record
Conditions
Hearing Loss, Hearing Loss, Sensorineural, Hearing Loss, Unilateral, Hearing Loss, Sudden, Hearing Loss, Cochlear, Hearing Loss in Left Ear, Hearing Loss in Right Ear, Labyrinthitis
Interventions
Cochlear implantation
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
5
States / cities
Baltimore, Maryland • Bethesda, Maryland • Lutherville-Timonium, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2023 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cochlear Promontory Stimulation for Treatment of Tinnitus

NCT03759834
View directory record Official record
Conditions
Tinnitus
Interventions
Cochlear promontory stimulation
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Oct 24, 2026, 2:44 AM EDT
Withdrawn Not applicable Interventional

Hearing Implant Performance in Adults With Low-Frequency Residual Hearing

NCT04741048
View directory record Official record
Conditions
Sensorineural Hearing Loss, Low-Frequency Residual Hearing
Interventions
CI624 Slim 20 Electrode
Device
Lead sponsor
Cochlear
Industry
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Evaluation of the Nucleus 5 Cochlear Implant (CI) System

NCT01072409
View directory record Official record
Conditions
Hearing Loss
Interventions
Nucleus 5 Cochlear implant, Cochlear implantation
Device
Lead sponsor
Cochlear
Industry
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 27, 2016 · Synced Oct 24, 2026, 2:44 AM EDT
Enrolling by invitation Not applicable Interventional

Tissue Growth Characterization for Cochlear Implant Users

NCT04320251
View directory record Official record
Conditions
Cochlear Implant
Interventions
cochlear implant revision surgery
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 24, 2026, 2:44 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

Cochlear Implant PDA Based Research Platform

NCT01620385
View directory record Official record
Conditions
Hearing Impaired
Interventions
ciPDA
Device
Lead sponsor
Philip Loizou
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Richardson, Texas
Source: ClinicalTrials.gov public record
Updated Jun 15, 2012 · Synced Oct 24, 2026, 2:44 AM EDT
Active, not recruiting Not applicable Interventional

Safety and Efficacy of a Drug Eluting Slim Modiolar Electrode Array

NCT06598059
View directory record Official record
Conditions
Hearing Loss
Interventions
Cochlear implant, Dexamethasone
Device · Drug
Lead sponsor
Cochlear
Industry
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
11
States / cities
Los Angeles, California • Englewood, Colorado • Iowa City, Iowa + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional

CT Guided CI Programming

NCT04506424
View directory record Official record
Conditions
Cochlear Implants, Hearing Loss, Amusia
Interventions
CT Guided Cochlear Implant Programming
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced Oct 24, 2026, 2:44 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cochlear Implants and Listening Effort: the Interaction of Cognitive and Sensory Constraints

NCT07279441
View directory record Official record
Conditions
Cochlear Implant Users
Interventions
Experiment 1: Syntactic and Semantic Context, Experiment 2: False Hearing and Context Overuse, Experiment 3: Two-Sentence Problem, Experiment 4: Cascading Effects on Discourse Comprehension, Experiment 5: Self-Paced Discourse Comprehension, Experiment 6: Clinical Application
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
460 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
2
States / cities
Waltham, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 12, 2025 · Synced Oct 24, 2026, 2:44 AM EDT
Completed Not applicable Interventional Results available

Perimodiolar Implant Performance in Adults With Low-Frequency Residual Hearing

NCT04741009
View directory record Official record
Conditions
Sensorineural Hearing Loss, Low-Frequency Residual Hearing
Interventions
CI632 Slim Modiolar Electrode
Device
Lead sponsor
Cochlear
Industry
Eligibility
18 Years to 69 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
4
States / cities
Worcester, Massachusetts • Kansas City, Missouri • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 24, 2026, 2:44 AM EDT