Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 3:27 AM EDT

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

Showing 49–72 of 77 matching trials from the live ClinicalTrials.gov search.
Conditions
Visual Field Defect, Stroke, Hemianopia Homonymous, Quadrantanopia, Cortical Blindness, Visual Field Defect, Peripheral, Visual Field Loss, Traumatic Brain Injury, Brain Tumor
Interventions
High-level perceptual learning-based training, Low-level perceptual learning-based training
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Completed No phase listed Observational Accepts healthy volunteers Results available

Variability in Perimetry Study

NCT01051739
Conditions
Glaucoma
Interventions
Comparison of four visual field testing strategies
Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 99 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Glaucoma
Interventions
Virtual Reality Visual Field, Standard Automated Perimetry
Device · Diagnostic Test
Lead sponsor
University of Miami
Other
Eligibility
1 Year to 90 Years
Enrollment
287 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Miami, Florida
Conditions
Laparoscopic Cholecystectomy
Interventions
Smoke management during laparoscopic cholecystectomy using the Ultravision™ System, Smoke management during laparoscopic cholecystectomy using the Airseal® iFS
Device
Lead sponsor
Alesi Surgical Ltd.
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Recruiting Not applicable Interventional Accepts healthy volunteers

Visual Remapping to Aid Reading With Field Loss

NCT03848663
Conditions
Age-related Macular Degeneration
Interventions
Traditional Remapping, Personalized Remapping
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
16 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Stroke, Visual Field Defect, Visual Field Defect Following Cerebrovascular Accident, Hemianopia, Quadrantanopia, Occipital Lobe Infarct, Visual Fields Hemianopsia
Interventions
Low-intensity focused ultrasound, Immersive virtual reality, Inactive Low-intensity focused ultrasound
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Durham, North Carolina
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Brain Research Assessing Impacts of Neurophysiological Processing Speed Training in Veterans

NCT06217575
Conditions
Traumatic Brain Injury, Mild Traumatic Brain Injury, Aging, Cognitive Decline
Interventions
Alpha neurofeedback training, Visual Attention Training
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
50 Years to 85 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Presbyopia Correction, Presbyopia, Dysphotopsia, Visual Acuity
Interventions
TECNIS PureSee IOL (Model DEN00V/DET150), TECNIS Odyssey IOL (Model DRN00V/DRT150)
Device
Lead sponsor
Dr. Daniel H. Chang, MD
Other
Eligibility
22 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Bakersfield, California
Conditions
Glaucoma
Interventions
Not listed
Lead sponsor
Wills Eye
Other
Eligibility
Not listed
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Glaucoma, Open-Angle
Interventions
Standard Automatic Perimetry Humphrey Field Analyzer, visuALL H, iCare Home Tonometer, Spectralis Optical coherence tomography (OCT)
Diagnostic Test
Lead sponsor
Wills Eye
Other
Eligibility
20 Years to 80 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Non-Arteritic Anterior Ischemic Optic Neuropathy
Interventions
Vision Restoration Therapy (NOVAVISION)
Device
Lead sponsor
Emory University
Other
Eligibility
30 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Atlanta, Georgia
Active, not recruiting No phase listed Observational

Impact of Glaucoma and Visual Field Loss on Life Space

NCT03673644
Conditions
Primary Open-angle Glaucoma
Interventions
Questionnaires
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Age Related Macular Degeneration, Choroidal Neovascularization
Interventions
Not listed
Lead sponsor
Notal Vision Ltd.
Industry
Eligibility
50 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
10
States / cities
Lakeland, Florida • Palm Beach Gardens, Florida • Tampa, Florida + 7 more
Conditions
One Eye Blindness, Blind Left Eye, Blind Right Eye
Interventions
Multiplexing Prism
Device
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
16 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Glaucoma, Suspect, Optic Nerve Hypoplasia and Abnormalities of the Central Nervous System, Congenital Coloboma of the Optic Nerve, Optic Nerve Head Pits, Bilateral Congenital
Interventions
Cartoon video fixation target and cartoon character voice audio instructions during Humphrey perimetry, Usual Care procedures during Humphrey perimetry for children
Device · Other
Lead sponsor
Nova Southeastern University
Other
Eligibility
5 Years to 8 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2026
U.S. locations
1
States / cities
Fort Lauderdale, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

BCI and Evaluation of Visual and Task Performance in Subjects With Eye Diseases

NCT03318549
Conditions
Glaucoma, Macular Degeneration, Glaucoma Suspect, Optic Neuropathy, Retinal Degeneration, Visual Pathway Disorder
Interventions
Visual Performance tests, Brain-computer interface
Diagnostic Test · Device
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 90 Years
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Miami, Florida
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
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

TMS With Real-time E-field and EEG Source Imaging

NCT06645613
Conditions
Healthy Volunteers Only
Interventions
Transcranial Magnetic Stimulation Device
Device
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Charlestown, Massachusetts
Recruiting Not applicable Interventional Accepts healthy volunteers

Virtual Reality Visual Field Testing as an Alternative in Childhood Eye Disease

NCT05150197
Conditions
Visual Field Defect, Peripheral
Interventions
VisuALL, Humphrey Visual Field
Device
Lead sponsor
Duke University
Other
Eligibility
4 Years to 21 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Durham, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

Comparing Vision Tests in a Virtual Reality Headset to Existing Analogues

NCT04714424
Conditions
Ptosis, Macular Degeneration, Ametropia
Interventions
Virtual Reality Headset
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
New York, New York
Conditions
Primary Open Angle Glaucoma
Interventions
Life Space Questionnaire, Low Luminance Questionnaire, Contrast sensitivity under dim illumination, Visual field under dim illumination (MAIA), Macular Pigment Optical Density (MPOD), Dark Adaptation
Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
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
Terminated No phase listed Observational Accepts healthy volunteers

To Compare the Octopus 311 and the Humphrey Field Analyzer 700 Series

NCT00441194
Conditions
Visual Field
Interventions
Visual Field (Octopus 311 and the HFA 700 series)
Device
Lead sponsor
Haag Streit USA
Industry
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Fairfax, Virginia
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