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Showing 1–24 of 55 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Laser Refractive Surgery Clear all
Completed Not applicable Interventional Results available

70 vs 110 Degree Side-cut Angles in Femtosecond LASIK

NCT03122535
View directory record Official record
Conditions
Operative Incision
Interventions
FS-LASIK 70 degree side-cut angle, FS-LASIK 110 degree side-cut angle
Device
Lead sponsor
University of Utah
Other
Eligibility
21 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Murray, Utah
Source: ClinicalTrials.gov public record
Updated May 27, 2021 · Synced Sep 9, 2026, 5:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Goblet Cell Response and Dry Eye Symptoms After PRK and LASIK

NCT00411827
View directory record Official record
Conditions
Keratoconjunctivitis Sicca
Interventions
PRK with conjunctival impression cytology before and after surgery, LASIK with conjunctival impression cytology before and after surgery
Procedure
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
21 Years to 40 Years
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2016
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Sep 9, 2026, 5:38 AM EDT
Completed Phase 4 Interventional

Effect of Preoperative Pupil Size on Quality of Vision After Wavefront-Guided LASIK

NCT00889941
View directory record Official record
Conditions
Myopia
Interventions
LASIK
Procedure
Lead sponsor
Stanford University
Other
Eligibility
Not listed
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 28, 2009 · Synced Sep 9, 2026, 5:38 AM EDT
Terminated Not applicable Interventional Results available

Cataract Refractive Suite Study

NCT02974140
View directory record Official record
Conditions
Cataracts
Interventions
Cataract Refractive Suite (CRS), Standard manual technique
Device · Procedure
Lead sponsor
Alcon, a Novartis Company
Industry
Eligibility
22 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
3
States / cities
Panama City, Florida • Stillwater, Minnesota • Hurst, Texas
Source: ClinicalTrials.gov public record
Updated Sep 13, 2018 · Synced Sep 9, 2026, 5:38 AM EDT
Completed Not applicable Interventional Results available

WaveLight® EX500 Excimer Laser System for the Correction of Myopia Using InnovEyes™ in Conjunction With InnovEyes™ Sightmap

NCT04219891
View directory record Official record
Conditions
Myopia
Interventions
WaveLight EX500 excimer laser system with InnovEyes sightmap, LASIK, InnovEyes sightmap
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
9
States / cities
San Diego, California • Indianapolis, Indiana • Chevy Chase, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2025 · Synced Sep 9, 2026, 5:38 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision Correction Surgery

NCT04698278
View directory record Official record
Conditions
Cataract, Refractive Errors
Interventions
PanOptix Trifocal Intraocular Lens
Device
Lead sponsor
Parkhurst NuVision Clinical Research LLC
Other
Eligibility
22 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 16, 2021 · Synced Sep 9, 2026, 5:38 AM EDT
Recruiting Phase 4 Interventional

Arcuate Incisions With Light Adjustable Lens for Astigmatism Correction in Lens Surgery

NCT07140653
View directory record Official record
Conditions
Astigmatism
Interventions
Femto arcs, Light Adjustable Lens (LAL)
Other · Device
Lead sponsor
Center For Sight
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Venice, Florida • Mt. Pleasant, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 21, 2025 · Synced Sep 9, 2026, 5:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Comparison of Fellow Eyes Undergoing LASIK or PRK With a Wavefront-guided Excimer Laser Versus a Wavefront-optimized Excimer Laser

NCT01135719
View directory record Official record
Conditions
Hyperopia, Myopia, Astigmatism
Interventions
LASIK and PRK
Procedure
Lead sponsor
Edward E. Manche
Other
Eligibility
21 Years to 60 Years
Enrollment
137 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2022
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Sep 9, 2026, 5:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study of the MEL 80 Excimer Laser Using LASIK in the Treatment of Mixed Astigmatism

NCT00761826
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Sep 9, 2026, 5:38 AM EDT
Terminated Not applicable Interventional

OCT-guided LALAK in Children

NCT01579643
View directory record Official record
Conditions
Corneal Opacity
Interventions
OCT guided laser-assisted lamellar anterior keratoplasty (LALAK), Penetrating Keratoplasty (KP)
Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
1 Month to 18 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2018 · Synced Sep 9, 2026, 5:38 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Clinical and Refractive Outcomes After Contoura® Refractive Surgery Planned Using Phorcides Surgery Planning Software

NCT04495829
View directory record Official record
Conditions
Refractive Errors
Interventions
Phorcides Analytical Engine
Device
Lead sponsor
American Corneal Consultants
Other
Eligibility
20 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
5
States / cities
Atlanta, Georgia • Coon Rapids, Minnesota • Chesterfield, Missouri + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 19, 2023 · Synced Sep 9, 2026, 5:38 AM EDT
Recruiting No phase listed Observational

Clinical Evaluation of WaveLight Plus LASIK

NCT07127757
View directory record Official record
Conditions
Myopia, Astigmatism
Interventions
Wavelight Plus LASIK
Device
Lead sponsor
Laser Defined Vision
Other
Eligibility
18 Years and older
Enrollment
50 participants
Timeline
2025 – 2026
U.S. locations
1
States / cities
Greensboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Sep 9, 2026, 5:38 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

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

NCT07078799
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 9, 2026, 5:38 AM EDT
Completed No phase listed Observational

Patient Reported Outcomes With LASIK: PROWL-2

NCT01655420
View directory record Official record
Conditions
Laser in Situ Keratomileusis
Interventions
LASIK
Procedure
Lead sponsor
Food and Drug Administration (FDA)
Federal
Eligibility
21 Years to 84 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
5
States / cities
Stanford, California • Indianapolis, Indiana • Overland Park, Kansas + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2018 · Synced Sep 9, 2026, 5:38 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Three-Phase Contralateral Comparison of Ray-Tracing Guided LASIK Versus Three Other Refractive Surgery Platforms to Correct Myopia or Myopia With Astigmatism

NCT07201298
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced Sep 9, 2026, 5:38 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

CONTOURA vs WFO Ablation PRK & LASIK

NCT05037370
View directory record Official record
Conditions
Refractive Surgery
Interventions
Wave-Front Optimized (WFO) ablation vs Topography-guided (TG) ablation
Device
Lead sponsor
59th Medical Wing
Federal
Eligibility
21 Years to 50 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Aug 13, 2025 · Synced Sep 9, 2026, 5:38 AM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

UNITY DX Cornea Study

NCT07768735
View directory record Official record
Conditions
Tomography
Interventions
UNITY DX, ANTERION
Device
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 9, 2026, 5:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Safety and Effectiveness Study of the MEL 80 Excimer Laser Using LASIK in the Treatment of Hyperopia

NCT00762281
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 12, 2012 · Synced Sep 9, 2026, 5:38 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Safety and Efficacy of Corneal Collagen Cross-linking Following LASIK for Treatment of Hyperopia and Hyperopic Astigmatism

NCT01893359
View directory record Official record
Conditions
Hyperopia, Hyperopic Astigmatism
Interventions
riboflavin ophthalmic solution, 0% dextran, UVA Irradiation (30 mW/cm2 for 2 minutes continuous UVA), UVA Irradiation (30 mW/cm2 for 3 minutes pulsed UVA with an on/off cycle of 2 seconds UVA on/1 second UVA off), Laser-assisted in situ keratomileusis
Drug · Device · Procedure
Lead sponsor
Glaukos Corporation
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
5
States / cities
San Diego, California • Waltham, Massachusetts • Teaneck, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2021 · Synced Sep 9, 2026, 5:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Conventional Photorefractive Keratectomy (PRK) in U.S. Army Personnel, Substudy of: Initial Evaluation of Excimer Laser Keratorefractive Surgery in U.S. Army Personnel

NCT00412568
View directory record Official record
Conditions
Myopia
Interventions
Photorefractive Keratectomy (PRK)
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Mar 31, 2008 · Synced Sep 9, 2026, 5:38 AM EDT
Terminated Not applicable Interventional

Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia

NCT03610997
View directory record Official record
Conditions
Anisometropia, Hyperopia, High Myopia, Amblyopia Isometropic, Amblyopia Bilateral, High Astigmatism
Interventions
Photorefractive keratectomy
Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
2 Years to 17 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced Sep 9, 2026, 5:38 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Long-term Effects of Laser Refractive Surgery

NCT00350246
View directory record Official record
Conditions
Myopia
Interventions
Laser Refractive Surgery
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 27, 2010 · Synced Sep 9, 2026, 5:38 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

A Comparison of Photorefractive Keratectomy (PRK), PRK With Mitomycin-C and Laser Subepithelial Keratomileusis (LASEK) in the Treatment of Moderate and High Myopia

NCT00415077
View directory record Official record
Conditions
MODERATE AND HIGH MYOPIA
Interventions
PRK, MMC PRK, LASEK
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
960 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2004
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 15, 2010 · Synced Sep 9, 2026, 5:38 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Impact of a Novel Extended Depth of Focus Intraocular Lens on Visual and Lifestyle Enhancement

NCT04570579
View directory record Official record
Conditions
Cataract, Cataract Senile, Presbyopia
Interventions
Vivity Extended Depth of Focus Intraocular Lens
Device
Lead sponsor
Alanna Nattis, DO
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Babylon, New York
Source: ClinicalTrials.gov public record
Updated May 13, 2025 · Synced Sep 9, 2026, 5:38 AM EDT