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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Ophthalmic examinations Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Corneal Refractive Therapy Design Comparison for -4 to -6 Diopter Treatment for Overnight Wear for Myopia

NCT05438615
View directory record Official record
Conditions
Myopia
Interventions
Corneal Refractive Therapy-spherical, Corneal Refractive Therapy-aspherical
Other
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Direct Context Reactivation During Sleep on Memory

NCT04702152
View directory record Official record
Conditions
Sleep, Consolidation
Interventions
Targeted memory reactivation (sounds)
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 35 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Not applicable Interventional

Nanodropper Use in Primary Open-Angle Glaucoma Patients: A Non-Inferiority Trial

NCT05844384
View directory record Official record
Conditions
Ocular Hypertension, Primary Open Angle Glaucoma
Interventions
Nanodropper, Regular dropper
Device
Lead sponsor
59th Medical Wing
Federal
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Lackland Air Force Base, Texas
Source: ClinicalTrials.gov public record
Updated May 5, 2023 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Results available

Clinical Assessment of Two Daily Wear Monthly Replacement Soft Silicone Hydrogel Contact Lenses

NCT04980456
View directory record Official record
Conditions
Myopia
Interventions
Lehfilcon A contact lenses, Comfilcon A contact lenses, CLEAR CARE
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
14
States / cities
Los Angeles, California • Oakland, California • San Francisco, California + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2023 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cell Phone Application for Vision Assessment

NCT03212222
View directory record Official record
Conditions
Visual Impairment
Interventions
Peek Acuity, Standard Visual Screening
Other
Lead sponsor
Duke University
Other
Eligibility
3 Years to 18 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 27, 2019 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional

Physical Therapy Using Virtual Reality/Augmented Reality

NCT03874507
View directory record Official record
Conditions
Mobility Limitation, Spinal Fusion, Acute Pain
Interventions
Virtual Reality/Augmented Reality Headset
Other
Lead sponsor
Stanford University
Other
Eligibility
6 Years to 99 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Sep 28, 2026, 10:12 AM EDT
Completed No phase listed Observational

Computer Detection of Diabetic Retinopathy Compared to Clinical Examination

NCT01625598
View directory record Official record
Conditions
Diabetic Retinopathy
Interventions
Photography of the retina, Retinal photography
Procedure
Lead sponsor
Digital Diagnostics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
7
States / cities
Mesa, Arizona • Phoenix, Arizona • Cedar Rapids, Iowa + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2014 · Synced Sep 28, 2026, 10:12 AM EDT
Terminated Not applicable Interventional

Use of Sucrose to Relieve Pain During Eye Exams in Infants

NCT00161694
View directory record Official record
Conditions
Apnea of Prematurity, Retinopathy of Prematurity, Pain
Interventions
sucrose solution
Dietary Supplement
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
5 Weeks and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 3, 2008 · Synced Sep 28, 2026, 10:12 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Investigating Event-Related Potentials and Eye-Tracking Measures in Hockey Players

NCT03975023
View directory record Official record
Conditions
Healthy, Traumatic Brain Injury
Interventions
NeuroCatch Platform (NCP)
Device
Lead sponsor
Frederick Carrick, PhD, FACCN
Other
Eligibility
14 Years to 25 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Cape Cañaveral, Florida
Source: ClinicalTrials.gov public record
Updated Jan 26, 2021 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Icare Tonometry Effects on Keratometry Readings, Topography Readings, and Corneal Staining

NCT03275142
View directory record Official record
Conditions
Evaluation of Corneal Stability Post-applanation
Interventions
Icare tonometer
Device
Lead sponsor
Comprehensive EyeCare of Central Ohio
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Westerville, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 29, 2019 · Synced Sep 28, 2026, 10:12 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Chiropractic Distraction Spinal Manipulation- Lumbar Stenosis Study

NCT03863769
View directory record Official record
Conditions
Spinal Stenosis Lumbar
Interventions
Lumbar Spinal Stenosis
Other
Lead sponsor
Parker University
Other
Eligibility
48 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 13, 2022 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Online Evaluation of the Diagnostic Accuracy of BlinkLab's Digital Assessments for Autism

NCT07590973
View directory record Official record
Conditions
Autism, Autism Spectrum Disorder, Autism Spectrum Disorder (ASD), Neurodevelopmental Conditions
Interventions
BlinkLab Dx1, Retrospective Neurodevelopmental Diagnostic Assessment
Diagnostic Test · Behavioral
Lead sponsor
Blinklab Limited
Industry
Eligibility
2 Years to 11 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed No phase listed Observational

Prospective Health Assessment of Cataract Patients' Ocular Surface

NCT01016405
View directory record Official record
Conditions
Dry Eye
Interventions
Not listed
Lead sponsor
Innovative Medical
Industry
Eligibility
55 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 31, 2011 · Synced Sep 28, 2026, 10:12 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Third Eye Panoramic Device Feasibility Evaluation

NCT02368977
View directory record Official record
Conditions
Colorectal Neoplasms
Interventions
Third Eye Panoramic device
Device
Lead sponsor
Avantis Medical Systems
Industry
Eligibility
Up to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Flushing, New York
Source: ClinicalTrials.gov public record
Updated Jun 26, 2017 · Synced Sep 28, 2026, 10:12 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

QST for Corneal Nerve Function

NCT05758753
View directory record Official record
Conditions
Corneal Disease, Neuropathy, Dry Eye Disease, Neurotrophic Keratitis
Interventions
Quantitative Sensory Test
Device
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Safety Assessment of T4090 Eye Drops in Ocular Hypertensive or Glaucomatous Patients.

NCT05389267
View directory record Official record
Conditions
Glaucoma, Ocular Hypertension
Interventions
Kinezodianone R hydrochloride, Placebo
Drug
Lead sponsor
Laboratoires Thea
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Glendale, California
Source: ClinicalTrials.gov public record
Updated Feb 6, 2024 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Virtual Reality Mobility Assessment of Functional Vision in Retinal Disease

NCT04289571
View directory record Official record
Conditions
Cone-Rod Degeneration, Rod-Cone Degeneration
Interventions
VR Mobility Tool
Diagnostic Test
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
5 Years to 120 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 9, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Not applicable Interventional

Implementing AI-based Glaucoma Screening Within Federally Qualified Health Centers

NCT06629649
View directory record Official record
Conditions
Glaucoma, Ocular Hypertension
Interventions
Glaucoma screening using an AI-algorithm and screening for diabetic retinopathy, cataract, and visual acuity impairment.
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
1,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Dec 28, 2025 · Synced Sep 28, 2026, 10:12 AM EDT
Active, not recruiting No phase listed Observational

Rate of Progression in USH2A-related Retinal Degeneration

NCT03146078
View directory record Official record
Conditions
Usher Syndrome, Type 2A, Retinitis Pigmentosa 39
Interventions
Not listed
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
8 Years and older
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2029
U.S. locations
9
States / cities
San Francisco, California • Gainesville, Florida • Baltimore, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Development of Attentional Biases for Affective Cues in Infants of Mothers With Depression

NCT06835855
View directory record Official record
Conditions
Depression - Major Depressive Disorder
Interventions
Passive Viewing Task, Interaction Task
Other
Lead sponsor
Binghamton University
Other
Eligibility
6 Months and older
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Binghamton, New York
Source: ClinicalTrials.gov public record
Updated Feb 19, 2025 · Synced Sep 28, 2026, 10:12 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Neurophysiologic Biomarkers in Rett Syndrome

NCT05932589
View directory record Official record
Conditions
Rett Syndrome, RTT, Rett Syndrome, Atypical
Interventions
EEG and Auditory and Visual Evoked Potentials (AEP and VEP), Clinical assessment
Other
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
1 Year to 18 Years · Female only
Enrollment
202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
6
States / cities
Los Angeles, California • Aurora, Colorado • Brookline, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Enriched Parent-Infant Interaction on Health in Early Life

NCT06248125
View directory record Official record
Conditions
Parenting Intervention
Interventions
Singing intervention, Music listening intervention, Book reading intervention
Behavioral
Lead sponsor
Yale University
Other
Eligibility
Not listed
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Sep 28, 2026, 10:12 AM EDT
Completed Not applicable Interventional

Comparison Study of Glaucoma Eye Care Follow-Up Adherence in a High Risk Population

NCT02347670
View directory record Official record
Conditions
Glaucoma
Interventions
Efficacy-patient navigator to improve follow-up adherence, Office-Based Usual Care
Behavioral
Lead sponsor
Wills Eye
Other
Eligibility
50 Years and older
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Sep 28, 2026, 10:12 AM EDT
Enrolling by invitation Not applicable Interventional

Opto-electrical Cochlear Implants

NCT05110183
View directory record Official record
Conditions
Hearing Loss
Interventions
electrical stimulation, optical stimulation, combined optical and electrical stimulation
Device · Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 89 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Coral Gables, Florida • Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Sep 28, 2026, 10:12 AM EDT