- 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
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 76
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Myopia; Astigmatism
- Interventions
- Prototype toric lens senofilcon A
- Device
- Lead sponsor
- Johnson & Johnson Vision Care, Inc.
- Industry
- Eligibility
- 18 Years to 39 Years
- Enrollment
- 177 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015
- U.S. locations
- 12
- States / cities
- Jacksonville, Florida • Pembroke Pines, Florida • Winter Park, Florida + 9 more
- Conditions
- Myopia, Astigmatism
- Interventions
- Intralase IFS150, Visumax
- Device
- Lead sponsor
- Edward E. Manche
- Other
- Eligibility
- 21 Years to 60 Years
- Enrollment
- 7 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2018
- U.S. locations
- 1
- States / cities
- Palo Alto, California
- 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
- Conditions
- Myopia, Astigmatism
- Interventions
- comfilcon A Toric
- Device
- Lead sponsor
- CooperVision, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 2
- States / cities
- Bloomington, Indiana • Houston, Texas
- Conditions
- Myopia, Myopic Astigmatism
- Interventions
- EVO/EVO+ Visian ICL
- Device
- Lead sponsor
- Staar Surgical Company
- Industry
- Eligibility
- 21 Years to 45 Years
- Enrollment
- 327 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2023
- U.S. locations
- 14
- States / cities
- Phoenix, Arizona • Honolulu, Hawaii • Indianapolis, Indiana + 11 more
- Conditions
- Myopia, Astigmatism
- Interventions
- Excimer Lasers, Excimer Laser for the LASIK procedure, Excimer Laser for LASIK
- Device
- Lead sponsor
- Durrie Vision
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 90 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2009
- U.S. locations
- 3
- States / cities
- Atlanta, Georgia • Edina, Minnesota • McLean, Virginia
- Conditions
- Myopia, Astigmatism, Refractive Error
- Interventions
- OPTI-FREE RepleniSH multipurpose solution, ReNu Biotrue multipurpose solution, Silicone hydrogel contact lenses
- Device
- Lead sponsor
- Alcon Research
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 104 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010
- U.S. locations
- 1
- States / cities
- Fort Worth, Texas
- 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
- 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
- Astigmatism, Ametropia, Myopia
- Interventions
- Verofilcon A toric soft contact lenses, Stenfilcon A toric soft contact lenses
- Device
- Lead sponsor
- Alcon Research
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 153 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022
- U.S. locations
- 11
- States / cities
- Los Angeles, California • Longwood, Florida • Maitland, Florida + 8 more
- Conditions
- Myopia, Astigmatism
- Interventions
- STAR S4 IR Excimer Laser System, VisuMax 400 Surgical Laser
- Device
- Lead sponsor
- 59th Medical Wing
- Federal
- Eligibility
- 21 Years to 50 Years
- Enrollment
- 57 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Lackland Air Force Base, Texas
- 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
- Myopia, Astigmatism
- Interventions
- Visibly Vision Test
- Device
- Lead sponsor
- Visibly
- Industry
- Eligibility
- 22 Years to 55 Years
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019
- U.S. locations
- 1
- States / cities
- Harlingen, Texas
- Conditions
- Myopia, Astigmatism
- Interventions
- comfilcon A MTO, comfilcon A
- Device
- Lead sponsor
- CooperVision, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014
- U.S. locations
- 1
- States / cities
- Bloomington, Indiana
- Conditions
- Myopia, Astigmatism
- Interventions
- VisuMax SMILE procedure for the reduction or elimination of myopia with astigmatism
- Procedure
- Lead sponsor
- Carl Zeiss Meditec, Inc.
- Industry
- Eligibility
- 22 Years and older
- Enrollment
- 186 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2025
- U.S. locations
- 7
- States / cities
- Fayetteville, Arkansas • Rowland Heights, California • Leawood, Kansas + 4 more
- 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
- 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
- Conditions
- Presbyopia, Astigmatism
- Interventions
- Lehfilcon A multifocal for astigmatism contact lenses, Samfilcon A multifocal for astigmatism contact lenses, CLEAR CARE® Cleaning & Disinfecting Solution
- Device
- Lead sponsor
- Alcon Research
- Industry
- Eligibility
- 40 Years and older
- Enrollment
- 95 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024
- U.S. locations
- 11
- States / cities
- Oakland, California • San Francisco, California • Maitland, Florida + 8 more
- Conditions
- Refractive Errors
- Interventions
- Verofilcon A spherical soft contact lenses, Verofilcon A toric soft contact lenses
- Device
- Lead sponsor
- Alcon Research
- Industry
- Eligibility
- 7 Years and older
- Enrollment
- 140 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 12
- States / cities
- San Diego, California • Jacksonville, Florida • Orlando, Florida + 9 more
- Conditions
- Myopia, Astigmatism
- Interventions
- Contoura LASIK with Phorcides planning strategy, Contoura LASIK with manifest refraction planning strategy
- Device
- Lead sponsor
- Bismarck Lasik
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 9 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Bismarck, North Dakota
- 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
- Conditions
- Myopic Astigmatism
- Interventions
- Visian TICL
- Device
- Lead sponsor
- Staar Surgical Company
- Industry
- Eligibility
- 21 Years to 45 Years
- Enrollment
- 125 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2024
- U.S. locations
- 8
- States / cities
- Honolulu, Hawaii • Indianapolis, Indiana • Bowie, Maryland + 5 more
- 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