You have 9 free searches left this month | for more free features.

Astigmatism

Showing 51 - 75 of 766

STUDY
CONDITIONS
INTERVENTIONS
LOCATIONS

Myopia, Astigmatism Trial in Draper (Topography Guided LASIK Surgery, Small Incision Lenticule Extraction Surgery)

Recruiting
  • Myopia
  • Astigmatism
  • Topography Guided LASIK Surgery
  • Small Incision Lenticule Extraction Surgery
  • Draper, Utah
    Hoopes Vision
Nov 7, 2022

Astigmatism Bilateral, Eyeglasses Trial in Tucson (Spectacle wear support, Spectacles)

Recruiting
  • Astigmatism Bilateral
  • Eyeglasses
  • Spectacle wear support
  • Spectacles
  • Tucson, Arizona
    The University of Arizona
Mar 28, 2022

Accuracy of Corneal Astigmatism in Different Region Modes

Recruiting
  • Astigmatism
  • Cornea
  • patients with corneal astigmatism
  • Wenzhou, Zhejiang, China
    Eye Hispital of Wenzhou Medical University
Oct 4, 2021

Clareon IOL Retrospective Data Collection

Not yet recruiting
  • Aphakia
  • Astigmatism
  • Clareon UVA IOL
  • +2 more
  • Fort Worth, Texas
    Alcon Research, LLC
Mar 22, 2023

Astigmatism Trial in Vestal, Granville, Toronto (Lens A (comfilcon A toric lens), Lens B (lehfilcon A toric lens))

Not yet recruiting
  • Astigmatism
  • Lens A (comfilcon A toric lens)
  • Lens B (lehfilcon A toric lens)
  • Vestal, New York
  • +3 more
Jul 5, 2023

Cataract, Astigmatism Trial in Paris (Images of the operated eye (s))

Recruiting
  • Cataract
  • Astigmatism
  • Images of the operated eye (s)
  • Paris, Hôpital Fondation A. De Rothschild, France
    Hôpital Fondation A. de Rothschuld
Jan 24, 2022

Contact Lens, Astigmatism of Both Eyes Trial in Columbus (Precision1® Daily Disposable Toric Contact Lens)

Active, not recruiting
  • Contact Lens
  • Astigmatism of Both Eyes
  • Precision1® Daily Disposable Toric Contact Lens
  • Columbus, Ohio
    The Ohio State University
Oct 13, 2022

Corneal Astigmatism, Cataract Trial (Cataract surgery with AcrySof IQ IOL implantation., Cataract surgery with TECNIS toric IOL

Not yet recruiting
  • Corneal Astigmatism
  • Cataract
  • Cataract surgery with AcrySof IQ IOL implantation.
  • Cataract surgery with TECNIS toric IOL implantation.
  • (no location specified)
Apr 17, 2022

Myopia, Myopic Astigmatism Trial in United States (Technolas® TENEO 317 Model 2)

Completed
  • Myopia
  • Myopic Astigmatism
  • Technolas® TENEO 317 Model 2
  • Newport Beach, California
  • +9 more
May 4, 2022

Cataract, Presbyopia, Corneal Astigmatism Trial in Montreal (Acrysof IQ Vivity Toric Extended Vision Intraocular Lens

Recruiting
  • Cataract
  • +2 more
  • Acrysof IQ Vivity Toric Extended Vision Intraocular Lens Implantation
  • Montreal, Quebec, Canada
    Centre hospitalier de l'Université de Montréal (CHUM)
Jul 18, 2022

Myopia, Astigmatism Trial in Paris (TransPRK, Alcohol PRK)

Recruiting
  • Myopia
  • Astigmatism
  • TransPRK
  • Alcohol PRK
  • Paris, France
    Hôpital Fondation A. de Rothschuld
Dec 6, 2022

Cataract, Corneal Astigmatism, Corneal Incision Contracture Trial (Bimanual 1.4 mm microincision cataract surgery (B-MICS) with

Completed
  • Cataract
  • +2 more
  • Bimanual 1.4 mm microincision cataract surgery (B-MICS) with IOL implantation in a "wound-assisted" technique. In bimanual MICS group a self-sealing 1.4 mm wide incision was created supratemporally
  • +2 more
  • (no location specified)
Aug 19, 2022

Astigmatism, Ametropia, Myopia Trial in United States (Verofilcon A toric soft contact lenses, Stenfilcon A toric soft contact

Not yet recruiting
  • Astigmatism
  • +2 more
  • Verofilcon A toric soft contact lenses
  • Stenfilcon A toric soft contact lenses
  • Los Angeles, California
  • +10 more
Aug 15, 2022

Cataract, Presbyopia, Astigmatism Trial in London (Intervention arm - Eyhance Toric II Intraocular Lens, Control Arm - Alcon IQ

Not yet recruiting
  • Cataract
  • +2 more
  • Intervention arm - Eyhance Toric II Intraocular Lens
  • Control Arm - Alcon IQ Toric Intraocular lens
  • London, United Kingdom
    St Thomas' Hospital
Aug 16, 2022

Cataract, Presbyopia, Irregular Astigmatism Trial in Makati City, Singapore (IC-8 Intraocular Lens (IOL))

Recruiting
  • Cataract
  • +2 more
  • IC-8 Intraocular Lens (IOL)
  • Makati City, Philippines
  • +1 more
Dec 6, 2022

Myopia, Astigmatism Trial in San Diego (Visumax spherocylindrical treatment)

Recruiting
  • Myopia
  • Astigmatism
  • Visumax spherocylindrical treatment
  • San Diego, California
    Navy Warfighter Refractive Surgery Center
Apr 14, 2022

Safety Outcomes Following Implantation ofAddOn Intraocular Lens

Not yet recruiting
  • Presbyopia
  • +2 more
  • supplementary intraocular lenses
  • Antwerpen, Belgium
  • +3 more
Oct 24, 2022

Myopic Astigmatism Trial in China (CLEAR)

Recruiting
  • Myopic Astigmatism
  • CLEAR
  • Beijing, Bei-jing, China
  • +3 more
Jan 26, 2022

enVista Toric 0.9D Intraocular Lenses

Recruiting
  • Corneal Astigmatism
  • enVista Toric
  • enVista non-Toric (spherical)
  • Calgary, Alberta, Canada
  • +2 more
Nov 9, 2022

Cataract, Astigmatism Trial in Japan (AcrySof IQ Toric A-code IOL, Cataract surgery)

Completed
  • Cataract
  • Astigmatism
  • AcrySof IQ Toric A-code IOL
  • Cataract surgery
  • Hiroshima, Hiroshima Prefecture, Japan
  • +3 more
Nov 28, 2022

Astigmatism Trial in Houston (Precision1 for Astigmatism, Precision1 Sphere)

Completed
  • Astigmatism
  • Precision1 for Astigmatism
  • Precision1 Sphere
  • Houston, Texas
    University of Houston College of Optometry
Feb 15, 2022

Myopia, Astigmatism Trial in Sioux Falls (Contoura with Phorcides, WaveLight Wavefront Optimized)

Not yet recruiting
  • Myopia
  • Astigmatism
  • Contoura with Phorcides
  • WaveLight Wavefront Optimized
  • Sioux Falls, South Dakota
    Vance Thompson Vision
Aug 1, 2022

Aphakia, Corneal Astigmatism Trial in Chiyoda-Ku (ACRYSOF IQ PanOptix Toric Trifocal IOL, Cataract surgery)

Completed
  • Aphakia
  • Corneal Astigmatism
  • ACRYSOF IQ PanOptix Toric Trifocal IOL
  • Cataract surgery
  • Chiyoda-Ku, Tokyo, Japan
    Alcon Investigative Site
Jul 22, 2022

Astigmatism Trial in Charlottesville (Placebo Lenses, Spherical Lenses, Toric Lenses)

Completed
  • Astigmatism
  • Placebo Lenses
  • +2 more
  • Charlottesville, Virginia
    University of Virginia Driving Safety Laboratory
Oct 4, 2021

Corneal Astigmatism Trial in London (Trans-epithelial PTK, EpiMaster Application Software)

Recruiting
  • Corneal Astigmatism
  • Trans-epithelial PTK
  • EpiMaster Application Software
  • London, United Kingdom
    London Vision Clinic
Apr 19, 2022