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Showing 1–24 of 79 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Accepts healthy volunteers

APIOC Sphere and APIOC Astigmatism

NCT04806802
Conditions
Myopia, Hyperopia, Astigmatism
Interventions
APIOC Sphere and APIOC Astigmatism
Device
Lead sponsor
Lentechs, LLC
Industry
Eligibility
18 Years to 35 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
6
States / cities
San Diego, California • Orlando, Florida • Lexington, Kentucky + 3 more
Completed No phase listed Observational Accepts healthy volunteers

Refractive Accuracy of "2WIN" and Portable Autorefractors

NCT04249505
Conditions
Refractive Error - Myopia Axial, Astigmatism, Accomodation, Visual Impairment, Hyperopia of Both Eyes
Interventions
"2WIN" Photoscreener, "Plusoptix A12", "Retinomax"
Device
Lead sponsor
Alaska Blind Child Discovery
Other
Eligibility
6 Months to 95 Years
Enrollment
708 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Anchorage, Alaska
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
Conditions
Myopia, Hypermetropia, Refractive Errors, Astigmatism
Interventions
Proparacaine Ophthalmic
Drug
Lead sponsor
Beeran Meghpara, MD
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Myopia, Myopic Astigmatism
Interventions
Technolas® TENEO 317 Model 2
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
22 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
10
States / cities
Newport Beach, California • Blaine, Minnesota • Bloomington, Minnesota + 7 more
Withdrawn Not applicable Interventional Accepts healthy volunteers

Evaluation of Alcon Ladarvision Wavefront-Guided PRK

NCT00412295
Conditions
Myopia
Interventions
Alcon Ladarvision (Wavefront-guided PRK)
Device
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Healthy volunteers
Accepts healthy volunteers
U.S. locations
2
States / cities
San Diego, California • Washington D.C., District of Columbia
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
Conditions
Keratomileusis, Laser In Situ
Interventions
Role of psychosocial and quality of life parameters prior to and following LASIK.
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
1
States / cities
Dallas, Texas
Recruiting No phase listed Observational Accepts healthy volunteers

An Evaluation of LASIK, SMILE and PRK Surgery in Physicians

NCT02576483
Conditions
Nearsightedness, Farsightedness, Astigmatism
Interventions
Questionnaire (QoV questionnaire)
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
21 Years to 62 Years
Enrollment
700 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
1
States / cities
Palo Alto, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear

NCT03722784
Conditions
Myopia, Hyperopia, Astigmatism
Interventions
Invigor A (test), Invigor B (control)
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
6
States / cities
Torrance, California • East Lansing, Michigan • St Louis, Missouri + 3 more
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
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
Completed Not applicable Interventional Accepts healthy volunteers

APIOC for Presbyopia and APIOC for Presbyopia With Astigmatism

NCT04883099
Conditions
Presbyopia, Myopia, Hyperopia, Astigmatism
Interventions
APIOC for Presbyopia and APIOC for Presbyopia for Astigmatism
Device
Lead sponsor
Lentechs, LLC
Industry
Eligibility
40 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
6
States / cities
San Diego, California • Orlando, Florida • Lexington, Kentucky + 3 more
Completed Not applicable Interventional Results available

Post-Market Evaluation of the EVO ICL

NCT05538754
Conditions
Myopia, Myopic Astigmatism
Interventions
EVO ICL
Device
Lead sponsor
Staar Surgical Company
Industry
Eligibility
21 Years to 45 Years
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
8
States / cities
Honolulu, Hawaii • Overland Park, Kansas • Omaha, Nebraska + 5 more
Conditions
Myopia, Myopic Astigmatism
Interventions
WFG PRK, WFG LASIK, WFO PRK, WFO LASIK
Procedure
Lead sponsor
Fort Belvoir Community Hospital
Federal
Eligibility
21 Years to 55 Years
Enrollment
224 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
2
States / cities
Bethesda, Maryland • Fort Belvoir, Virginia
Completed Not applicable Interventional Accepts healthy volunteers

Clinical Study to Evaluate Effectiveness of Digital Refraction

NCT03502863
Conditions
Myopia, Astigmatism
Interventions
Digital refraction, Manual Refraction
Device · Other
Lead sponsor
Visibly
Industry
Eligibility
22 Years to 55 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
3
States / cities
Fort Lauderdale, Florida • Nashville, Tennessee • Harlingen, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Patient Satisfaction With Contoura Vision Topography-Guided LASIK

NCT04903301
Conditions
Myopia, Astigmatism
Interventions
Contoura Vision LASIK
Procedure
Lead sponsor
Rush Eye Associates
Other
Eligibility
21 Years to 35 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Amarillo, Texas
Conditions
Astigmatism, Myopia
Interventions
Wavelight Plus
Device
Lead sponsor
Vance Thompson Vision
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Sioux Falls, South Dakota
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
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
Conditions
Visual Impairment, Myopia, Hyperopia, Astigmatism
Interventions
With Try-on glasses
Device
Lead sponsor
EyeQue Corp.
Industry
Eligibility
30 Years and older
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Newark, California
Completed Not applicable Interventional Accepts healthy volunteers

Initial Evaluation of Photorefractive Keratectomy in U.S. Army Personnel

NCT00413673
Conditions
Myopia
Interventions
PRK
Procedure
Lead sponsor
Walter Reed Army Medical Center
Federal
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Completed No phase listed Observational Accepts healthy volunteers

Wavefront-guided Versus Wavefront-optimized LASIK for Nearsightedness

NCT01138189
Conditions
Myopia, Astigmatism
Interventions
Wavefront-guided LASIK, Wavefront-optimized LASIK
Procedure
Lead sponsor
Edward E. Manche
Other
Eligibility
21 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Stanford, California
Conditions
Myopia, Astigmatism
Interventions
Lens A (paflufocon D)
Device
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
7 Years to 35 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
2
States / cities
Pleasanton, California • Bellaire, Texas