Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 26, 2026, 3:25 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–47 of 23 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Results available

Evaluation of a New Noise Reduction Strategy in Hearing Aids

NCT06138665
Conditions
Hearing Loss
Interventions
Phonak Audeo Infinio Sphere, Hearing aid B, Hearing aid C
Device
Lead sponsor
Sonova AG
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Aurora, Illinois
Completed No phase listed Observational Accepts healthy volunteers

Will Listening to Music Make it Easier to Take a Visual Field Test?

NCT01027039
Conditions
Glaucoma
Interventions
Not listed
Lead sponsor
Wills Eye
Other
Eligibility
40 Years to 80 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
COPD, Chronic Obstructive Pulmonary Disease
Interventions
Active HEPA Air Cleaner, Motivational interviewing, Sham Air Cleaner
Device · Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
40 Years and older
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Hearing Loss
Interventions
Phonak Audeo Infinio Hearing Aid, Competitor Device A
Device
Lead sponsor
Sonova AG
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Aurora, Illinois
Conditions
Tinnitus
Interventions
Tinnitus Masking, Tinnitus Retraining Therapy
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
Portland, Oregon
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparing Hearing Aid Fitting Methods in Blast-exposed Veterans

NCT06309264
Conditions
Auditory Diseases, Central
Interventions
Phonak Lumina P90
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
3
States / cities
Loma Linda, California • Sepulveda, California • West Los Angeles, California
Conditions
PTSD
Interventions
NAP, CPT, ERRT, Cognitive Behavioral Therapy for Insomnia
Behavioral
Lead sponsor
VA Eastern Kansas
Federal
Eligibility
18 Years to 99 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Leavenworth, Kansas
Conditions
Hearing Loss
Interventions
Noise Reduction
Other
Lead sponsor
York Sound Inc
Industry
Eligibility
12 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Environmental Design for Behavioral Regulation in People With Dementia

NCT04555616
Conditions
Alzheimer Disease
Interventions
Standard Environmental Design, Individual Environmental Design, Placebo
Behavioral
Lead sponsor
Elizabeth K Rhodus
Other
Eligibility
21 Years to 90 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Sleep Deprivation, Critical Illness, Sleep-Wake Disorders, Bundle Care, Implementation Science, Delirium
Interventions
Nighttime noise & light reduction, Clustering patient-care interactions, Non-pharmacologic sleep aids, Daytime light exposure, Encourage out-of-bed activity, Medication management to support nighttime sleep
Behavioral · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
62,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
7
States / cities
La Jolla, California • San Francisco, California • Orlando, Florida + 4 more
Completed No phase listed Observational Accepts healthy volunteers

Investigation of Anatomical Correlates of Speech Discrimination

NCT01781039
Conditions
Sensorineural Hearing Loss
Interventions
Hearing Aid fitting
Device
Lead sponsor
Steward St. Elizabeth's Medical Center of Boston, Inc.
Other
Eligibility
18 Years to 100 Years
Enrollment
186 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2019
U.S. locations
1
States / cities
Brighton, Massachusetts
Terminated Not applicable Interventional Results available

The Use of Transcranial Electrical Stimulation for Hallucinations

NCT02715765
Conditions
Schizophrenia
Interventions
Transcranial Direct Current Stimulation, Transcranial Random Noise Stimulation, Transcranial Sham Stimulation
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 64 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Saint Louis Park, Minnesota
Conditions
Hearing Impairment
Interventions
SEDA
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
12 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Conditions
Surgery, Noise Exposure
Interventions
Noise reduction
Other
Lead sponsor
Joshua Uffman
Other
Eligibility
2 Years to 7 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Recruiting Not applicable Interventional Accepts healthy volunteers

UCLA REST Study (REsearch on Sleep Techniques)

NCT05576090
Conditions
Sleep Disturbance, Inflammation, Psychosocial Functioning
Interventions
Mindfulness Meditation, Sleep Education
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 22 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Critical Illness, Physiological Stress, Delirium, Sleep Deprivation
Interventions
Sound reduction, Sound masking
Device
Lead sponsor
Brian Gehlbach
Other
Eligibility
18 Years to 99 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Left Branch Bundle Block, RV - Right Ventricular Abnormality
Interventions
Pacemaker Interrogation and Electrocardiogram (ECG):, Cardiopulmonary Exercise Test (CPET) and Exercise Stress Cardiac Magnetic Resonance (ExeCMR, Continuous pacemaker telemetry (CPT)
Other
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Hearing Loss, Cochlear
Interventions
Hearing Aid Noise Reduction - Off, Hearing Aid Noise Reduction - Low, Hearing Aid Noise Reduction - High, Negative SNR, Zero signal-to-noise ratio, Positive SNR
Device · Other
Lead sponsor
Purdue University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
West Lafayette, Indiana
Conditions
Hematopoietic and Lymphatic System Neoplasm, Malignant Solid Neoplasm
Interventions
Behavioral Intervention, Electronic Health Record Review, Survey Administration
Behavioral · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Sensorineural Hearing Loss
Interventions
Digital noise reduction
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 85 Years
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
2
States / cities
Bay Pines, Florida • Mountain Home, Tennessee
Conditions
Hyperacusis
Interventions
Sound Therapy (Tinnitus Retraining Therapy), Counseling (Tinnitus Retraining Therapy), No Counseling, Placebo Sound Therapy
Other
Lead sponsor
University of Alabama, Tuscaloosa
Other
Eligibility
Not listed
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Dental Anxiety, Dental Pain, Drug Use, Opioid Use
Interventions
Comfort Talk® app, White Noise app
Other
Lead sponsor
Hypnalgesics, LLC
Industry
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
2
States / cities
Boston, Massachusetts • Brookline, Massachusetts
Completed Not applicable Interventional Results available

Cleaner Air for Better Cardiac Biomarkers

NCT05379400
Conditions
Cardiovascular Diseases
Interventions
Portable air cleaner (PAC), Sham Portable air cleaner (PAC)
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
New York, New York