Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Jun 7, 2026, 9:18 AM EDT

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

Showing 1–24 of 187 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Parkinson Disease
Interventions
Low Vision Occupational Therapy
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
HIV-Associated Cognitive Motor Complex, Aging, Cognitive Impairment, Cognitive Decline, Attention Impaired, Processing, Visual Spatial, Cognitive Deficit in Attention, Cognitive Disorder in Remission
Interventions
Individualized Cognitive Training, No-Contact Control
Behavioral · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
40 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Visual Impairment
Interventions
Standard object battery and training sequence, VIS4ION System
Behavioral · Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
Optic, Atrophy, Hereditary, Leber
Interventions
GS010, Sham Intravitreal Injection
Biological · Device
Lead sponsor
GenSight Biologics
Industry
Eligibility
15 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
3
States / cities
Los Angeles, California • Atlanta, Georgia • Philadelphia, Pennsylvania
Conditions
Cataract, Refractive Error, Low Vision
Interventions
Visual impairment intervention program
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
65 Years and older
Enrollment
2,544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Cataracts, Alzheimer's Disease
Interventions
Immediate Cataract Surgery
Procedure
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
50 Years to 90 Years
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
2
States / cities
Cleveland, Ohio
Terminated Not applicable Interventional Results available

Spatial Cognitive Training

NCT03423654
Conditions
Blind
Interventions
Spatial Training, Letter number matching
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
2
States / cities
Atlanta, Georgia • Decatur, Georgia
Completed Phase 2 Interventional Results available

Low Vision Intervention Trial II (LOVIT II)

NCT00958360
Conditions
Central Vision Loss From Macular Diseases
Interventions
Interdisciplinary Low Vision Service, Basic Low Vision Service
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
323 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
7
States / cities
Hines, Illinois • Baltimore, Maryland • Cincinnati, Ohio + 4 more
Conditions
Optic, Atrophy, Hereditary, Leber
Interventions
GS010, Sham Intravitreal Injection
Biological · Device
Lead sponsor
GenSight Biologics
Industry
Eligibility
15 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
3
States / cities
Los Angeles, California • Atlanta, Georgia • Philadelphia, Pennsylvania
Conditions
Blindness and Low Vision
Interventions
V-NAV indoor navigation prototype
Other
Lead sponsor
Vortant Technologies, LLC
Other
Eligibility
12 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Weaverville, North Carolina
Conditions
Low Vision, Low Vision Aids
Interventions
Low Vision Rehabilitation
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
9
States / cities
Fullerton, California • Grass Valley, California • Los Angeles, California + 6 more
Conditions
Low Vision, Neovascular Age-related Macular Degeneration
Interventions
Vision rehabilitation
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 105 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Concussion, Eye
Interventions
Not listed
Lead sponsor
Gaylord Hospital, Inc
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
New Haven, Connecticut • Wallingford, Connecticut
Conditions
Low Vision
Interventions
problem-solving training, sham intervention
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
430 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
1
States / cities
Birmingham, Alabama
Completed No phase listed Observational Accepts healthy volunteers

Dual Sensory Impairment Low Vision Rehabilitation (LVR) Initiative

NCT03664349
Conditions
Dual Sensory Impairment of Vision and Hearing
Interventions
SuperEar9000
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
60 Years and older
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Retinitis Pigmentosa, Usher Syndrome Type 2, Deaf Blind, Retinal Disease, Eye Diseases, Eye Diseases, Hereditary, Eye Disorders Congenital, Vision Disorders
Interventions
QR-421a, Sham-procedure
Drug · Other
Lead sponsor
Laboratoires Thea
Industry
Eligibility
12 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Dallas, Texas • Madison, Wisconsin
Conditions
Age-related Macular Degeneration (AMD)
Interventions
Study-specific rehabilitation (SSR) procedures
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Augusta, Georgia
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Idiopathic Intracranial Hypertension Treatment Trial

NCT01003639
Conditions
Idiopathic Intracranial Hypertension
Interventions
Acetazolamide, Placebo, Formal weight loss counselling program
Drug · Behavioral
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years to 60 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
39
States / cities
Birmingham, Alabama • Los Angeles, California • Waterbury, Connecticut + 31 more
Conditions
Anterior Ischemic Optic Neuropathy
Interventions
Diagnostic procedures
Drug
Lead sponsor
Bayer
Industry
Eligibility
40 Years and older · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
11
States / cities
Vista, California • Atlantis, Florida • Fort Myers, Florida + 7 more
Recruiting Not applicable Interventional Accepts healthy volunteers

Evaluating Stairway Designs for Individuals With Vision Impairment

NCT07337317
Conditions
Vision, Low, Mobility Limitation
Interventions
Frequency of contrast marking on stair steps
Other
Lead sponsor
The University of Alabama in Huntsville
Other
Eligibility
65 Years and older
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Huntsville, Alabama
Completed Not applicable Interventional Accepts healthy volunteers Results available

Optical Head-Mounted Display Technology for Low Vision Rehabilitation

NCT02983305
Conditions
Retinal Dystrophies, Healthy
Interventions
Head-Mounted Display
Device
Lead sponsor
University of Michigan
Other
Eligibility
12 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Retinitis Pigmentosa
Interventions
Electro-acupuncture
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
10 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Blindness, Blindness, Acquired, Low Vision, Blindness, Complete
Interventions
Cognitive-Kinesthetic Navigational Training
Behavioral
Lead sponsor
Smith-Kettlewell Eye Research Institute
Other
Eligibility
18 Years to 80 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Francisco, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Wearable Echolocation Aids Using Parametric Sound

NCT07218991
Conditions
Low Vision
Interventions
Wearable Echolocation Device
Device
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Galveston, Texas