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Showing 1–24 of 60 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Visual Performance tests Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Assessment of a Customized Free-form Progressive Addition Lens Spectacle

NCT01234207
View directory record Official record
Conditions
Presbyopia
Interventions
Standard, non-free-form, non-customized PAL spectacles, Individually customized free-form surfaced PAL spectacles
Device
Lead sponsor
University of California, Berkeley
Other
Eligibility
39 Years to 80 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional

Patient Performance and Acceptance of Virtual Reality Visual Field Devices

NCT04786886
View directory record Official record
Conditions
Visual Field Defect, Peripheral, Visual Field Defect, Nasal Step, Visual Field Defect, Paracentral Scotoma of Both Eyes
Interventions
VIrtual Reality Visual Field Exam
Other
Lead sponsor
University of Miami
Other
Eligibility
13 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 7, 2021 · Synced Sep 5, 2026, 9:53 PM EDT
Active, not recruiting Not applicable Interventional

Transcranial Direct Current Stimulation of the Temporal Cortex in Survivors of Childhood Acute Lymphoblastic Leukemia (ALL)

NCT04105530
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia, Transcranial Direct Current Stimulation, Executive Dysfunction
Interventions
Anodal tDCS treatment, Cathodal tDCS treatment, Sham treatment, NIH Toolbox List Sorting Working Memory Test, NIH Toolbox Flanker Inhibitory Control and Attention Test, Grooved Peg Board Test, Buschke Selective Reminding Test
Device · Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
8 Years to 215 Months
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 11, 2024 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional Results available

How Has Glaucoma Affected Your Quality of Life?

NCT01476644
View directory record Official record
Conditions
Glaucoma, Quality of Life
Interventions
Clinical evaluation, Performance based measures, Subjective measures of vision-related quality of life
Other
Lead sponsor
Wills Eye
Other
Eligibility
18 Years to 80 Years
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 14, 2019 · Synced Sep 5, 2026, 9:53 PM EDT
Completed No phase listed Interventional Accepts healthy volunteers Results available

Visual Performance of Soft Contact Lenses With Myopia Control Optics

NCT05141448
View directory record Official record
Conditions
Visual Acuity
Interventions
1-Day Acuvue Moist, EMO-118, EMO-114, MiSight® 1 day
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
7 Years to 17 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 26, 2025 · Synced Sep 5, 2026, 9:53 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prevalence of HIV-associated Neurocognitive Disorders (HAND) in a School of Medicine HIV/AIDS Outpatient Clinic

NCT02187796
View directory record Official record
Conditions
HIV-ASSOCIATED NEUROCOGNITIVE DISORDER (HAND)
Interventions
Not listed
Lead sponsor
East Tennessee State University
Other
Eligibility
25 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Johnson City, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 3, 2015 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vestibular Testing: Consistency and Effects Over Time

NCT03182868
View directory record Official record
Conditions
Dizziness
Interventions
PAS Goggle
Device
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 65 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Studying the Effects of Natural Visual Scene Changes on Typical Adult Visual Perception

NCT05004649
View directory record Official record
Conditions
Visual Perception
Interventions
Psychophysical task
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 9, 2023 · Synced Sep 5, 2026, 9:53 PM EDT
Completed No phase listed Observational

The Reproducibility and Consistency of Instrument-assisted Soft Tissue Manipulation

NCT04923633
View directory record Official record
Conditions
Massage
Interventions
Quantifiable Soft Tissue Manipulation (QSTM)
Device
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 75 Years
Enrollment
106 participants
Timeline
2021 – 2022
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 13, 2023 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional

Determining Which Regions of the Brain Are Active During Flight Simulation at Separate Timepoints During Training

NCT06606925
View directory record Official record
Conditions
Cognitive Performance
Interventions
fMRI with virtual reality flight simulator
Diagnostic Test
Lead sponsor
The Geneva Foundation
Other
Eligibility
18 Years to 54 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Study of New Computer-based Neuropsychological Tool: Visual Tests, Touch Responses

NCT03502603
View directory record Official record
Conditions
Cerebral Neurological Illness
Interventions
Railroad Test, Swamp Test, Presidents Recognition Test, Judgment of Line Orientation, Symbol Span subtest of the Wechsler Memory Scale-IV, Information subtest of the Wechsler Adult Intelligence Scale-IV:, Digit Span subtest of the Wechsler Adult Intelligence Scale-I, Reading subtest of the Wide Range Achievement Test, Symbol Digit Modalities Test:, Dot Counting Test
Diagnostic Test
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years and older
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Visual Performance of Senofilcon A With and Without a New UV/HEV-filter

NCT05021081
View directory record Official record
Conditions
Visual Performance
Interventions
TRP-200, ACUVUE Oasys 1-Day
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Jan 25, 2023 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional

Comparing Use of a Digital Health System of Pelvic Floor Exercise Program to Kegel Exercises in Stress Urinary Incontinence

NCT03632447
View directory record Official record
Conditions
Stress Urinary Incontinence, Mixed Urinary Incontinence
Interventions
Leva, PFDx
Device
Lead sponsor
Renovia, Inc.
Industry
Eligibility
18 Years to 89 Years · Female only
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
7
States / cities
Birmingham, Alabama • Beverly Hills, California • Chicago, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 7, 2020 · Synced Sep 5, 2026, 9:53 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Evaluation of a Digital Visual Acuity Device vs. Standard Visual Acuity Measurements

NCT06431295
View directory record Official record
Conditions
Visual Acuity
Interventions
FaceScan
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2029
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Sep 5, 2026, 9:53 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Development Of Neuroimaging Methods To Assess The Neurobiology Of Addiction

NCT02535702
View directory record Official record
Conditions
Normal Physiology
Interventions
In vivo MRS, fMRI, EEG/EOG, Stimulation tasks, NSPRD, Structural MRI
Other
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years and older
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 5, 2026, 9:53 PM EDT
Active, not recruiting Phase 1 Interventional

A Novel, Comprehensive Approach to Post-stroke Gait Rehabilitation

NCT04411303
View directory record Official record
Conditions
CVA (Cerebrovascular Accident)
Interventions
Step length biofeedback, Propulsive force biofeedback, Interlimb asymmetry biofeedback, Aerobic intensity-based walking
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 3, 2025 · Synced Sep 5, 2026, 9:53 PM EDT
Completed No phase listed Observational Results available

Spy II Clinical Registry

NCT00751998
View directory record Official record
Conditions
Biliary Tract Diseases
Interventions
SpyGlass
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
297 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
10
States / cities
San Francisco, California • Aurora, Colorado • Indianapolis, Indiana + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2021 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutritional Supplements and Performance During Visual Field Testing (B3 Vitamin)

NCT03797469
View directory record Official record
Conditions
Visual Field Defect, Peripheral, Glaucoma, Open-Angle
Interventions
Vitamin B3, Pyruvate, Placebo
Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
40 Years to 80 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 10, 2021 · Synced Sep 5, 2026, 9:53 PM EDT
Completed No phase listed Interventional Accepts healthy volunteers Results available

Evaluating Visual Acuity and Initial Fit Performance of Two Soft Contact Lenses

NCT04954833
View directory record Official record
Conditions
Visual Acuity
Interventions
EMO-200, EMO-118
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
7 Years to 12 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 26, 2025 · Synced Sep 5, 2026, 9:53 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Cochlear-Implant-Performance-Prediction

NCT07564388
View directory record Official record
Conditions
Performance Prediction
Interventions
cochlear implant user performance prediction
Diagnostic Test
Lead sponsor
Northwestern University
Other
Eligibility
Up to 18 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Visual Performance of Two Types of Cosmetic Contact Lenses

NCT04534764
View directory record Official record
Conditions
Visual Acuity
Interventions
etafilcon A with cosmetic pattern, 1-Day Acuvue DEFINE Vivid Style
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 39 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Maitland, Florida
Source: ClinicalTrials.gov public record
Updated Aug 31, 2021 · Synced Sep 5, 2026, 9:53 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Visual Retraining After Stroke

NCT06121219
View directory record Official record
Conditions
Vision Loss Partial, Vision; Loss, Both Eyes, Hemianopia Homonymous, Hemianopia, Quadrantanopia, Stroke, Ischemic, Stroke - Occipital Infarction, Cortical Blindness
Interventions
Training in the Blind Field
Device
Lead sponsor
University of Rochester
Other
Eligibility
21 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2032
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jul 15, 2025 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional

External vs Internal-triggered Augmented-reality Visual Cues to Treat Freezing of Gait

NCT05608915
View directory record Official record
Conditions
Parkinson Disease, Gait Disorders, Neurologic, Parkinsonian Disorders, Movement Disorders, Gait, Unsteady, Gait, Festinating
Interventions
No Cue, Conventional Cue, Constant Cue, Patient hand-triggered, Patient eye-triggered, Examiner-triggered
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
21 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 17, 2023 · Synced Sep 5, 2026, 9:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cognitive-based Prosthetics to Improve Grasp and Reaching After SCI

NCT04577573
View directory record Official record
Conditions
Spinal Cord Injuries, Hand Weakness
Interventions
Cognition glove, Sensory brace
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Apr 24, 2025 · Synced Sep 5, 2026, 9:53 PM EDT