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ClinicalTrials.gov public records Last synced Oct 25, 2026, 6:06 AM EDT

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Showing 841–864 of 1,357 matching trials from the live ClinicalTrials.gov search.
Conditions
Hearing Loss, Sensorineural
Interventions
Standard Electrical Categorical Loudness Scaling task (Standard-ELS), Fast Electrical Categorical Loudness Scaling task (Fast-ELS)
Device
Lead sponsor
Cochlear
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Lone Tree, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

An Active Approach to Treat Amblyopia: Perceptual Learning and Video Games

NCT01115283
Conditions
Amblyopia
Interventions
Perceptual learning, Video Games, Occlusion therapy
Behavioral
Lead sponsor
University of California, Berkeley
Other
Eligibility
5 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
1
States / cities
Berkeley, California
Conditions
Tinnitus
Interventions
Cognitive Training
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
35 Years to 65 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Hearing Loss
Interventions
community health worker-audiologist communication education and support group
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
50 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Nogales, Arizona
Completed Not applicable Interventional Accepts healthy volunteers Results available

Usability of the CP950 Sound Processor

NCT02727842
Conditions
Hearing Loss
Interventions
CP950 Sound Processor, Wireless programming pod
Device
Lead sponsor
Cochlear
Industry
Eligibility
12 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
3
States / cities
Englewood, Colorado • New York, New York • Oklahoma City, Oklahoma
Completed Not applicable Interventional Accepts healthy volunteers

Speech Intelligibility in Quiet and Noise for New vs. Legacy Hearing Aids

NCT05101083
Conditions
Hearing Loss, Sensorineural, Hearing Loss
Interventions
New Receiver-in-Canal Device, Legacy Receiver-in-Canal Device
Device
Lead sponsor
Starkey Laboratories, Inc
Industry
Eligibility
18 Years to 99 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Eden Prairie, Minnesota
Withdrawn Not applicable Interventional Accepts healthy volunteers

Pupillometry and Locus Coeruleus Activation (PuLCA)

NCT04579653
Conditions
Visual Impairment, Ocular Illness
Interventions
transcutaneous electrical nerve stimulation devices
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 30 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Gainesville, Florida
Recruiting Not applicable Interventional Accepts healthy volunteers

Olfactory Transcranial Focused Ultrasound

NCT07658365
Conditions
Healthy, Olfaction
Interventions
transcranial focused ultrasound (tFUS)
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Age Related Maculopathy, Retinal Degeneration
Interventions
Eccentric Viewing Training for Reading
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
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
Hearing Loss, Partial Deafness, Hearing Disorders, Ear Diseases, Otorhinolaryngologic Diseases
Interventions
HiRes 90K™ Advantage implant with HiFocus™ Mid-Scala electrode, EAS sound processor
Device
Lead sponsor
Advanced Bionics
Industry
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
11
States / cities
Washington D.C., District of Columbia • Tampa, Florida • Lexington, Kentucky + 7 more
Recruiting Not applicable Interventional Accepts healthy volunteers

Noninvasive Brain Stimulation in Adult Amblyopia

NCT06712849
Conditions
Amblyopia
Interventions
Sham Transcranial Random Noise Stimulation, High Frequency Transcranial Random Noise Stimulation
Device
Lead sponsor
Midwestern University
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Downers Grove, Illinois
Conditions
Visual Field Defect, Stroke, Hemianopia, Quadrantanopia, Cortical Blindness, Brain Tumor, Traumatic Brain Injury, Visual Field Defect, Peripheral
Interventions
transcranial random noise stimulation (tRNS), Sham Stimulation, Perceptual learning-based training
Device · Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Migraine Disorders, Photophobia
Interventions
Therapeutic Lens Coating, Sham Lens Coating
Other
Lead sponsor
Bradley Katz
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Hemianopsia, Homonymous Hemianopia, Tunnel Vision, Visual Field Defect, Peripheral, Visual Field Constriction Bilateral, Visual Field Defect Homonymous Bilateral
Interventions
Field expansion view
Other
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
14 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 1Phase 2 Interventional Results available

CNTF Implants for CNGB3 Achromatopsia

NCT01648452
Conditions
Eye Disease, Achromatopsia
Interventions
NT-501 CNTF-releasing implant
Biological
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Head and Neck Cancer, Taste Dysfunction, Radiation Therapy
Interventions
Intraoral Device
Device
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Hearing Loss, Depression
Interventions
Phonak Audeo B-R 90 hearing aid device (Active), Duloxetine or escitalopram, Audeo B-R 90 hearing aid device (Sham)
Device · Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
60 Years to 99 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Active, not recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Efficacy of Non-weight Based, Low Dose Dex-Dex Adjuncts in Prolonging Peripheral Nerve Blocks

NCT07099222
Conditions
Postoperative Pain, Nausea and Vomiting, Postoperative, Dizziness, Constipation, Duration of Response, Narcotics Consumption, Pain After Surgery
Interventions
Low, non-weight based dose of Dexamethasone and Dexmedetomidine in peripheral nerve blocks, Ropivacaine with low, non weight based Dexamethasone additive
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Ocular Motility Disorder
Interventions
current standard of care treatments
Procedure
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2002
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Amblyopia, Strabismus
Interventions
Pinch Patch/ flat Patch
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
Up to 7 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
1
States / cities
Houston, Texas
Completed Phase 2 Interventional Accepts healthy volunteers

Influence of Genetics in Pain Sensitivity

NCT00001956
Conditions
Healthy, Hyperalgesia, Pain
Interventions
Blood draw, Oral surgery, Tissue biopsy
Procedure
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
Not listed
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Amblyopia
Interventions
Vivid Vision, Luminopia, Optical Correction
Device
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
8 Years to 12 Years
Enrollment
252 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
58
States / cities
Birmingham, Alabama • Glendale, Arizona • Scottsdale, Arizona + 46 more
Completed No phase listed Observational Results available

User Acceptability of a Device-Based Opioid Overdose Intervention

NCT04530591
Conditions
Opioid Overdose, Opioid-use Disorder, Substance Use Disorders
Interventions
Survey, Interview
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania