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laser refractive surgery

Showing 1 - 25 of >10,000
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Dry Eye, Dry Eye After LASIK-Laser in Situ Keratomileusis Trial (IPL+LLLT)

Not yet recruiting
  • Dry Eye
  • Dry Eye After LASIK-Laser in Situ Keratomileusis
  • IPL+LLLT
  • (no location specified)
Apr 5, 2023

Meibomian Gland Dysfunction, Blepharitis Trial in Alicante (Study group, Control group)

Recruiting
  • Meibomian Gland Dysfunction
  • Blepharitis
  • Study group
  • Control group
  • Alicante, Spain
    Alicante Vissum Miranza
Oct 17, 2022

Psychological Stress, Anesthesia, Anxiety Trial (Xenon, premedication hydroxyzine 25 mg)

Not yet recruiting
  • Psychological Stress
  • +3 more
  • Xenon
  • premedication hydroxyzine 25 mg
  • (no location specified)
Oct 5, 2023

After Implantation of an IOL After Cataract Surgery

Active, not recruiting
  • Ophthalmological Disorder
    • Linz, Upper Austria, Austria
      Kepler University Hospital
    Oct 3, 2023

    After Contoura® Refractive Surgery Planned Using Phorcides

    Completed
    Has Results
    • Refractive Errors
    • Phorcides Analytical Engine
    • Atlanta, Georgia
    • +4 more
    Feb 9, 2022

    Patients Developing Chronic Dry Eye After Refractive Surgery

    Not yet recruiting
    • Dry Eye
    • FS-LASIK
    • Beijing, Beijing, China
      Peking University Third Hospital
    Oct 29, 2022

    MCS vs ReLACS, Pain Perception Postoperative, Early Anesthesia vs Standard Anesthesia Trial in Brampton (M-IBCS, ReLA-IBCS

    Recruiting
    • MCS vs ReLACS
    • +3 more
    • M-IBCS
    • +2 more
    • Brampton, Ontario, Canada
      Uptown Eye Specialist
    Jul 27, 2022

    Refractive Surgery Trial in Maadi (SBK microkeratome versus femtosecond laser in flap creation)

    Recruiting
    • Refractive Surgery
    • SBK microkeratome versus femtosecond laser in flap creation
    • Maadi, Cairo, Egypt
      Eye Care Center
    Jun 4, 2022

    Intraocular Lens Power Calculation After Laser Refractive

    Recruiting
    • Cataract
    • OCT measurements
    • Portland, Oregon
      Casey Eye Institute, Oregon Health & Science University
    Jul 13, 2021

    Myopia, Astigmatism Trial in Wallisellen (Corneal Ablation)

    Recruiting
    • Myopia
    • Astigmatism
    • Corneal Ablation
    • Wallisellen, Canton Zürich, Switzerland
      Augen Glattzentrum ONO Wallisellen
    Nov 17, 2021

    Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision

    Recruiting
    • Cataract
    • Refractive Errors
    • PanOptix Trifocal Intraocular Lens
    • San Antonio, Texas
      Parkhurst NuVision
    Mar 15, 2021

    Refractive Errors Trial in Sydney, Athens (UV fs-Laser, IR fs-Laser, LASIK)

    Not yet recruiting
    • Refractive Errors
    • UV fs-Laser
    • +2 more
    • Sydney, New South Wales, Australia
    • +1 more
    Aug 28, 2023

    Stable Myopic Refractive Error, With or Without Astigmatism Trial in United States (STAR S4 IR laser with iDesign)

    Completed
    Has Results
    • Stable Myopic Refractive Error, With or Without Astigmatism
    • STAR S4 IR laser with iDesign
    • Camp Pendleton, California
    • +6 more
    Dec 7, 2021

    Comparison of Outcomes Between TransPRK and Off-flap Epi-LASIK

    Completed
    • Refractive Surgery
      • (no location specified)
      Sep 17, 2021

      Refractive Surgery on OCT Measurements in the Eye

      Not yet recruiting
      • Optical Coherence Tomography
      • +2 more
      • Optical coherence tomography
      • Omaha, Nebraska
        University of Nebraska Medical Centre
      May 9, 2023

      Anxiety-related Fixation Instability During LASIK

      Completed
      • Refractive Errors
      • Laser in situ keratomileusis (LASIK)
      • Assiut, Egypt
        Tiba Eye Center
      Nov 27, 2023

      FS-LASIK Surgery Effect on Higher Order Aberrations Trial in Cairo (LASIK refractive surgery)

      Not yet recruiting
      • FS-LASIK Surgery Effect on Higher Order Aberrations
      • LASIK refractive surgery
      • Cairo, Egypt
        Kasr Al Ainy
      Jul 14, 2021

      Cornea, Refractive Surgery, Anterior Chamber Inflammation Trial in Fatih (Femtosecond laser assisted LASIK)

      Completed
      • Cornea
      • +2 more
      • Femtosecond laser assisted LASIK
      • Fatih, Istanbul, Turkey
        Istanbul Faculty of Medicine
      May 19, 2021

      Dry Eye Trial in Beijing (artificial tear eyedrops, 0.05% cyclosporine eyedrops)

      Recruiting
      • Dry Eye
      • artificial tear eyedrops
      • 0.05% cyclosporine eyedrops
      • Beijing, Beijing, China
        Hong Qi
      Sep 12, 2023

      ORA and Residual Refractive Astigmatism After SMILE

      Completed
      • Refractive Errors
      • Astigmatism
      • Small Incision Lenticule Extraction
      • Taipei, Taiwan
        Taipei Nobel Eye Clinic
      Oct 31, 2022

      Cataract, Presbyopia Trial in Shanghai (Use Multifocal and Extended Depth-of-Focus Intraocular Lenses(IOLs), Use Monofocal

      Not yet recruiting
      • Cataract
      • Presbyopia
      • Use Multifocal and Extended Depth-of-Focus Intraocular Lenses(IOLs)
      • Use Monofocal intraocular lenses(IOLs)
      • Shanghai, Shanghai, China
        Eye & ENT Hospital of Fudan University
      Aug 19, 2020

      Refractive Error Trial in United States (iDesign Refractive Studio with STAR S4 IR® Excimer laser System)

      Recruiting
      • Refractive Error
      • iDesign Refractive Studio with STAR S4 IR® Excimer laser System
      • Los Angeles, California
      • +9 more
      Jan 23, 2023

      Factors Influencing Nocturnal Symptoms After Refractive Surgery.

      Active, not recruiting
      • Refractive Surgery
      • Visual Quality
      • refractive surgery
      • Nanchang, Jiangxi, China
        The Second Affiliated Hospital of Nanchang University
      Dec 13, 2022

      MCS vs ReLACS, Pain Perception Postoperatively First Eye vs Second Eye, Early Anesthesia vs Standard Anesthesia Trial in

      Completed
      • MCS vs ReLACS
      • +2 more
      • MCS
      • +2 more
      • Brampton, Otario, Canada
        Uptown Eye Speicialists
      Nov 4, 2020

      Refractive Errors, Satisfaction, Cornea Trial in London (LASIK, PRK, Phacoemulsification)

      Completed
      • Refractive Errors
      • +3 more
      • LASIK, PRK, Phacoemulsification
      • London, United Kingdom
        Moorfields Eye Hospital NHS Foundation Trust, 162 City Road
      Apr 4, 2022