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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Hearing Aid Clear all
Completed No phase listed Observational Accepts healthy volunteers Results available

Predicting Success With Hearing Aids

NCT00371449
View directory record Official record
Conditions
Hearing Loss, Presbycusis
Interventions
Not listed
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 85 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Mountain Home, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 28, 2015 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Restoration of Spectral Resolution With Hearing-aid Amplification

NCT03850678
View directory record Official record
Conditions
Hearing Loss
Interventions
Hearing Aid
Device
Lead sponsor
University of Nebraska Lincoln
Other
Eligibility
40 Years to 75 Years
Enrollment
209 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jan 13, 2025 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Results available

Hearing Aid Processing and Working Memory in Realistic Spatial Conditions

NCT04521166
View directory record Official record
Conditions
Hearing Loss, Sensorineural
Interventions
Hearing aid
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Results available

Supplementing Hearing Aids With Computerized Auditory Training

NCT00727337
View directory record Official record
Conditions
Hearing Loss
Interventions
LACE-computer, PLACEBO-Directed listening, CONTROL, Lace-DVD
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
55 Years to 85 Years
Enrollment
279 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Bay Pines, Florida
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Results available

Evaluation of Speech-in-noise Performance in Cochlear Implant Recipients With a CROS Device on the Contralateral Ear

NCT03867396
View directory record Official record
Conditions
Hearing Loss, Sensorineural
Interventions
CROS, Hearing Aid, Cochlear Implant Alone
Device · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 15, 2022 · Synced Jul 22, 2026, 6:35 PM EDT
Recruiting Phase 1Phase 2 Interventional

A Study of DB-OTO, an Adeno-Associated Virus (AAV) Based Gene Therapy, in Children/Infants, Adolescents and Adults With Hearing Loss Due to Otoferlin Mutations

NCT05788536
View directory record Official record
Conditions
Congenital Hearing Loss Secondary to Biallelic Mutations of the Otoferlin Gene (OTOF)
Interventions
DB-OTO
Genetic
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
Not listed
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2032
U.S. locations
9
States / cities
Los Angeles, California • San Diego, California • Jacksonville, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Jul 22, 2026, 6:35 PM EDT
Recruiting Not applicable Interventional

Innovations in Hearing Accessibility and Technology (IHAT) Study

NCT06689865
View directory record Official record
Conditions
Hearing Loss, Hearing Aids, OTC Hearing Aids
Interventions
HA-HCP, OTC-HCP, OTC-R, OTC-SF
Device
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Aurora, Colorado • Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 18, 2024 · Synced Jul 22, 2026, 6:35 PM EDT
Recruiting Not applicable Interventional

AI Noise Reduction in Phonak Hearing Aids

NCT06743295
View directory record Official record
Conditions
Hearing Loss
Interventions
DEEPSONIC™ Deep Sound Optimized Neural Integrated Chip Artificial intelligence-based noise reduction
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 110 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Results available

Evaluation of Open-canal Behind-the-Ear Hearing Aids and Traditional In-the-ear Hearing Aids.

NCT00727909
View directory record Official record
Conditions
Hearing Loss
Interventions
Hearing Aid Treatments
Device
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
21 Years to 85 Years
Enrollment
290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
3
States / cities
Bay Pines, Florida • Mountain Home, Tennessee • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 9, 2014 · Synced Jul 22, 2026, 6:35 PM EDT
Completed No phase listed Observational

Individually-guided Hearing Aid Fitting

NCT03345654
View directory record Official record
Conditions
Hearing Loss
Interventions
Hearing Aids
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 90 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced Jul 22, 2026, 6:35 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Evaluation of an Open-source Speech-processing Platform

NCT03686046
View directory record Official record
Conditions
Hearing Loss, Sensorineural
Interventions
Exploratory use
Other
Lead sponsor
San Diego State University
Other
Eligibility
30 Years to 90 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Coupler-Based Hearing-Aid Fitting Approach for Experienced Users

NCT02772757
View directory record Official record
Conditions
Hearing Loss
Interventions
standard hearing aid fitting, coupler-based fitting
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 85 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Mountain Home, Tennessee
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Direct-to-Consumer Hearing Aids and Listening Effort

NCT05855005
View directory record Official record
Conditions
Hearing Loss, Hearing Loss, Sensorineural, Hearing Loss, Bilateral
Interventions
DTC Hearing Aids
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Chicago, Illinois • Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated May 28, 2024 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Hearing Aid Signal Processing Comparative Study

NCT04839289
View directory record Official record
Conditions
Hearing Loss, Sensorineural
Interventions
Receiver-in-canal hearing instrument; Manufacturer A, Receiver-in-canal hearing instrument; Manufacturer B
Device
Lead sponsor
Sonova AG
Industry
Eligibility
18 Years to 100 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Aurora, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Results available

P-CHAT: Comparison of Direct to Consumer Delivery Models for Hearing Devices

NCT04618315
View directory record Official record
Conditions
Hearing Aids, Hearing Loss
Interventions
Hearing Aids
Device
Lead sponsor
Northwestern University
Other
Eligibility
50 Years to 79 Years
Enrollment
584 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
4
States / cities
Chicago, Illinois • Evanston, Illinois • Palos Hills, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2025 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Results available

Hearing Aid and Individuals With Cognitive Disorders

NCT04049643
View directory record Official record
Conditions
Presbycusis, Bilateral, Alzheimer Disease 2 Due to Apoe4 Isoform, Mild Cognitive Impairment
Interventions
Audiologist-based fitting, Service-only Fitting, Device-only fitting
Device
Lead sponsor
Yu-Hsiang Wu
Other
Eligibility
55 Years to 85 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Iowa City, Iowa • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Jul 22, 2026, 6:35 PM EDT
Recruiting Not applicable Interventional

Effectiveness Comparison of 3D-Printed and Conventional Ear Tip Comfort in Individuals With Hearing Loss

NCT07228845
View directory record Official record
Conditions
Hearing Aids, Hearing Loss, Bilateral Sensorineural, 3D Printing
Interventions
BTE hearing aids with compatible ear tips (Third-party, FlexResin, Resin), BTE hearing aids with compatible ear tips (FlexResin, Resin, Third-party, FlexResin), BTE hearing aids with compatible ear tips (Resin, Third-party, FlexRes)
Device
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 89 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jul 22, 2026, 6:35 PM EDT
Enrolling by invitation Not applicable Interventional

Understanding Individual Listening Strategies

NCT06962540
View directory record Official record
Conditions
Hearing Loss, Sensorineural
Interventions
Hearing aid with settings customized to match their individual listening strategy, Hearing Aid with settings based on audiogram alone
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional

Validating a Self-fitting Hearing Aid

NCT05246904
View directory record Official record
Conditions
Hearing and Vision Loss
Interventions
Fitting algorithm
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 80 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 24, 2023 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Self Fitting Hearing Aid Clinical Investigation

NCT05612763
View directory record Official record
Conditions
Hearing Loss, Sensorineural
Interventions
Self fitting hearing device
Device
Lead sponsor
Starkey Laboratories, Inc
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Eden Prairie, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 9, 2022 · Synced Jul 22, 2026, 6:35 PM EDT
Recruiting Not applicable Interventional

Characterizing Variability in Hearing Aid Outcomes in Among Older Adults With Alzheimer's Dementia

NCT04240561
View directory record Official record
Conditions
Hearing Loss, Sensorineural, Dementia of Alzheimer Type, Amnestic Mild Cognitive Impairment
Interventions
High level of signal manipulation, Low level of signal manipulation
Device
Lead sponsor
Northwestern University
Other
Eligibility
50 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Chicago, Illinois • Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Jul 22, 2026, 6:35 PM EDT
Recruiting Not applicable Interventional

Barriers and Facilitators to OTC Hearing Aids Success

NCT06499805
View directory record Official record
Conditions
Hearing Loss, Sensorineural, Presbycusis
Interventions
Audiologist-based fitting, Over-the-counter fitting
Device
Lead sponsor
Yu-Hsiang Wu
Other
Eligibility
18 Years to 89 Years
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
2
States / cities
Iowa City, Iowa • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Jul 22, 2026, 6:35 PM EDT
Recruiting Not applicable Interventional

Hearing Aid Benefit in Real-World Noisy Environments

NCT07226167
View directory record Official record
Conditions
Hearing Aid, Hearing Loss, Bilateral Sensorineural, Hearing Loss, Adult-Onset
Interventions
Hearing aid
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Jul 22, 2026, 6:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of New Fitting Characteristics for Extended Wear Hearing Aid Technology

NCT05274165
View directory record Official record
Conditions
Hearing Loss
Interventions
Lyric Hearing Aid- Experimental Design, Lyric Hearing Aid- Commercially Available
Device
Lead sponsor
Sonova AG
Industry
Eligibility
18 Years to 80 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Highlands Ranch, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 27, 2023 · Synced Jul 22, 2026, 6:35 PM EDT