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Showing 1–24 of 67 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational Accepts healthy volunteers

Precision of OCT and OCTA-based Ocular Measurements

NCT03859310
Conditions
Normal Eyes and Ocular Pathology
Interventions
SD-OCT
Device
Lead sponsor
Optovue
Industry
Eligibility
18 Years and older
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Marysville, Ohio
Conditions
Myopia
Interventions
LASIK, PRK, Small target contrast sensitivity and disability glare
Procedure · Behavioral
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Completed Not applicable Interventional Accepts healthy volunteers

High Resolution Wavefront-guided vs. Wavefront Optimized LASIK

NCT02565537
Conditions
Nearsightedness, Astigmatism
Interventions
LASIK
Procedure
Lead sponsor
Stanford University
Other
Eligibility
21 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2025
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Myopia, Astigmatism
Interventions
Topography Guided LASIK Surgery, Small Incision Lenticule Extraction Surgery
Device
Lead sponsor
Hoopes Vision
Other
Eligibility
22 Years to 50 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Draper, Utah
Conditions
Aphakia, Presbyopia, Residual Refractive Cylinder
Interventions
AcrySof IQ Vivity Extended Vision IOL
Device
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Binocular Vision Disorder, Refractive Errors, Cataract
Interventions
cataract surgery, Corneal refractive surgery
Procedure
Lead sponsor
Salus University
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Elkins Park, Pennsylvania
Conditions
Fuchs Endothelial Dystrophy, Corneal Edema
Interventions
Descemet's stripping endothelial keratoplasty
Procedure
Lead sponsor
Cornea Research Foundation of America
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Hyperopia
Interventions
MEL 80 Hyperopic LASIK Treatment
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
21 Years and older
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
6
States / cities
San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 3 more
Conditions
Myopia
Interventions
Laser-assisted in Situ Keratomileusis, Implantable Collamer Lens placement
Device
Lead sponsor
Vance Thompson Vision
Other
Eligibility
21 Years to 45 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
5
States / cities
Omaha, Nebraska • Cleveland, Ohio • Mt. Pleasant, South Carolina + 2 more
Conditions
Fuchs' Endothelial Corneal Dystrophy, Bullous Keratopathy, Iridocorneal Endothelial Syndrome, Posterior Polymorphous Dystrophy
Interventions
endothelial keratoplasty
Procedure
Lead sponsor
Cornea Research Foundation of America
Other
Eligibility
18 Years and older
Enrollment
2,593 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Cataracts
Interventions
Galilei dual Scheimpflug analyzer
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
40 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Corneal Diseases
Interventions
Not listed
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
18 Years and older
Enrollment
769 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
4
States / cities
La Jolla, California • San Diego, California • Greenwood Village, Colorado + 1 more
Conditions
Cataract Extraction, Refractive Surgery
Interventions
Pentacam and IOL Master
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
40 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Not applicable Interventional Results available

Clinical Investigation of the WaveLight® EX500 Excimer Laser

NCT04805593
Conditions
Hyperopia, Hyperopic Astigmatism
Interventions
WaveLight EX500 excimer laser system, LASIK
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
5
States / cities
Overland Park, Kansas • Kansas City, Missouri • Greensboro, North Carolina + 2 more
Conditions
Myopia, Astigmatism
Interventions
Ray-Tracing Guided LASIK, Keratorefractive Lenticule Extraction (KLEx), WaveFront Optimized LASIK, Topography Guided LASIK
Device
Lead sponsor
Hoopes Vision
Other
Eligibility
22 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Draper, Utah
Recruiting Not applicable Interventional

Clareon TruPlus Study

NCT07502456
Conditions
Aphakia, Astigmatism
Interventions
Clareon TruPlus Monofocal Non-Toric IOL, Clareon TruPlus Monofocal Toric IOL, Phacoemulsification
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
5
States / cities
Phoenix, Arizona • Brecksville, Ohio • Mt. Pleasant, South Carolina + 2 more
Completed Not applicable Interventional

Comparison of LASIK and SBK

NCT00714363
Conditions
Myopia
Interventions
LASIK, SBK
Procedure
Lead sponsor
University of Utah
Other
Eligibility
21 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Mixed Astigmatism
Interventions
MEL 80 Mixed Astigmatism Treatment
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
5
States / cities
San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 2 more
Completed Not applicable Interventional Results available

Clareon PanOptix Pro vs. Clareon PanOptix - Study B

NCT06401551
Conditions
Aphakia, Presbyopia
Interventions
CPO Pro IOL, CPO IOL, Cataract Surgery
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
8
States / cities
Torrance, California • Bloomfield Hills, Michigan • Kansas City, Missouri + 5 more
Completed Not applicable Interventional Results available

Conventional Surgery vs. Verion/VerifEye

NCT02513745
Conditions
Cataract, Astigmatism
Interventions
Conventional, Refractive Cataract Suite (Verion + ORA)
Device
Lead sponsor
Carolina Eyecare Physicians, LLC
Other
Eligibility
50 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Mt. Pleasant, South Carolina
Recruiting Not applicable Interventional Accepts healthy volunteers

Wavefront-guided LASIK Surgery Compared to Ray Tracing-Guided LASIK Surgery

NCT07078799
Conditions
Myopia, Astigmatism
Interventions
LASIK
Procedure
Lead sponsor
Stanford University
Other
Eligibility
22 Years to 59 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Aphakia, Astigmatism, Presbyopia
Interventions
Clareon Vivity IOL - Non Toric, Clareon Vivity IOL - Toric, Clareon PanOptix Trifocal IOL - Non Toric, Clareon PanOptix Trifocal IOL - Toric
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
470 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
6
States / cities
Torrance, California • Jacksonville, Florida • Liverpool, New York + 3 more
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of RTVue in Corneal Measurement

NCT01220193
Conditions
Normal Cornea, Post Laser Refractive Surgery, Cornea Pathology, Cataract Surgery
Interventions
Not listed
Lead sponsor
Optovue
Industry
Eligibility
18 Years and older
Enrollment
196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
2
States / cities
San Diego, California • Latham, New York
Conditions
Myopia
Interventions
MEL 80 Treatment of High Myopia
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
18 Years and older
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
5
States / cities
San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 2 more