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W
Accuracy of Corneal Astigmatism in Different Region Modes
Recruiting
  • Astigmatism
  • Cornea
  • patients with corneal astigmatism
  • Wenzhou, Zhejiang, China
    Eye Hispital of Wenzhou Medical University
2021-10-04
Oct 4, 2021
A
Laser Correction of Astigmatism Using Vector Analysis
Not yet recruiting
  • Astigmatism
    • (no location specified)
    2021-05-30
    May 30, 2021
    C
    Comparing Biofinity Toric Multifocal to Ultra Multifocal for Astigmatism - 2021
    Completed
    • Astigmatism
    • Presbyopia
    • comfilcon A
    • Samfilcon A
    • Waterloo, Ontorio, Canada
      Lyndon Jones
    2021-10-04
    Oct 4, 2021
    M
    Femtosecond Laser Assisted Keratotomies for the Management of Corneal Astigmatism
    Enrolling by invitation
    • Astigmatism
    • Cataract
    • Femto-AK
    • Hershey, Pennsylvania
      Penn State Hershey Eye Center
    2022-01-06
    Jan 6, 2022
    E
    Fresh Corneal Lenticule Implantation in Hyperopic Patients With High Astigmatism
    Active, not recruiting
    • Hyperopia
    • High Astigmatism
    • Fresh Corneal Lenticule Implantation using Relex-Smile VisuMax Femtosecond Laser
    • Pristina, Kosovo
      Eye Hospital Pristina
    2021-06-06
    Jun 6, 2021
    M
    Femtosecond Laser-assisted Astigmatism Treatment
    Recruiting
    • Age Related Cataracts
    • Astigmatism
    • Femtosecond Laser guided Arcuate Keratotomy
    • Vienna, Austria
      Medical University of Vienna
    2021-02-23
    Feb 23, 2021
    O
    Astigmatism Correction With Intrastromal Arcuate Incisions in Eyes Undergoing Cataract Surgery With Femtosecond Laser Using the Cassini Ambient With Iris Registration (ARCUATAS)
    Recruiting
    • Cataract
    • Astigmatism
    • Calculation of the arcuate intrasomal incisions
    • Alicante, Spain
      OFTALVIST (Oftalmología Vistahermosa S.L.)
    2021-10-01
    Oct 1, 2021
    E
    Toric Trifocal IOL Treatment With High Astigmatism and Hyperopia vs SMILE Enhancement After Trifocal IOL Treatment - 2020
    Completed
    • Astigmatism High Both
    • +2 more
    • Toric Trifocal IOL
    • Pristina, Kosovo
      Eye Hospital Pristina
    2021-08-29
    Aug 29, 2021
    E
    Intrastromal Fresh Human Corneal Lenticule Implantation Using Smile Surgery for Treatment of Irregular Corneal Astigmatism After Penetrating Keratoplasty (New Approach)
    Active, not recruiting
    • Irregular Astigmatism
    • Intrastromal Fresh Human Lenticule Implantation
    • Pristina, Kosovo
      Eye Hospital Pristina
    2021-07-27
    Jul 27, 2021
    L
    APIOC Sphere and APIOC Astigmatism
    Recruiting
    • Myopia
    • +2 more
    • APIOC Sphere and APIOC Astigmatism
    • San Diego, California
    • +5 more
    2021-05-04
    May 4, 2021
    F
    Assessment of Visual and Refractive Results and Rotational Stability of the TECNIS® Eyhance Toric II 1-piece Posterior Chamber Lens in Patients With Astigmatism Undergoing Cataract Surgery
    Recruiting
    • Cataract
    • Astigmatism
    • Images of the operated eye (s)
    • Paris, Hôpital Fondation A. De Rothschild, France
      Hôpital Fondation A. de Rothschuld
    2021-12-02
    Dec 2, 2021
    L
    APIOC for Presbyopia and APIOC for Presbyopia With Astigmatism
    Recruiting
    • Presbyopia
    • +3 more
    • APIOC for Presbyopia and APIOC for Presbyopia for Astigmatism
    • San Diego, California
    • +5 more
    2021-05-12
    May 12, 2021
    Z
    LASIK Surgery With a New Laser for the Treatment of Myopia Without Astigmatism
    Recruiting
    • Myopia
    • Astigmatism
    • Corneal Ablation
    • Wallisellen, Canton Zürich, Switzerland
      Augen Glattzentrum ONO Wallisellen
    2021-11-17
    Nov 17, 2021
    J
    Evaluation of ACUVUE OASYS® 1-Day for Astigmatism Lenses Produced on a New Manufacturing Line - 2021
    Completed
    • Visual Acuity
    • ACUVUE OASYS® 1-Day for Astigmatism - TAM 24
    • ACUVUE OASYS® 1-Day for Astigmatism
    • Longwood, Florida
    • +4 more
    2021-04-26
    Apr 26, 2021
    S
    Effect of 1.8-mm Steep-axis Clear Corneal Incision on the Posterior Corneal Astigmatism in Candidates for Toric IOL Implantation - 2018
    Completed
    • Cataract
    • astigmatism
    • Hangzhou, China
      Second Affiliated Hospital, Zhejiang University School of Medici
    2021-06-08
    Jun 8, 2021
    C
    Quantification of the Visual Benefits of Soft Toric Contact Lenses Compared to Soft Spherical Contact Lenses
    Active, not recruiting
    • Astigmatism
    • Soft Toric Custom Made Contact lens
    • +2 more
    • Manchester, United Kingdom
      Eurolens Research
    2021-12-14
    Dec 14, 2021
    B
    Retrospective Chart Review of enVista Toric 0.9D Intraocular Lenses
    Not yet recruiting
    • Corneal Astigmatism
    • enVista Toric
    • enVista non-Toric (spherical)
    • (no location specified)
    2021-12-14
    Dec 14, 2021
    B
    Insertion Clinical Study to Evaluate the Orientation Characteristics of Multiple Kalifilcon A Daily Disposable Toric LD213001 Contact Lenses
    Recruiting
    • Astigmatism
    • kalifilcon A Daily Disposable Toric LD213001 Contact Lenses
    • Commercially available Ultra for Astigmatism Contact Lenses
    • Rochester, New York
      Bausch and Lomb Site 01
    2021-12-14
    Dec 14, 2021
    J
    Clinical Investigation of the CHEETAH SYSTEM FOR THE CORRECTION OF MYOPIA WITH AND WITHOUT ASTIGMATISM
    Recruiting
    • Myopia
    • Astigmatism
    • Cheetah System
    • Rajajinagar, Bangalore, India
    • +4 more
    2021-12-28
    Dec 28, 2021
    C
    Wavefront Guided Scleral Lenses for Keratoconus and Irregular Astigmatism
    Recruiting
    • Keratoconus
    • +6 more
    • Wavefront Guided Scleral Lenses
    • Traditional Scleral Lenses
    • Teaneck, New Jersey
      Cornea and Laser Eye Institue - Hersh Vision Group
    2021-04-14
    Apr 14, 2021
    C
    PMCF Study on SMILE Treatment of Myopia With and Without Astigmatism
    Recruiting
    • Myopia
    • Astigmatism
    • SMILE
    • Aarhus, Denmark
    • +4 more
    2021-07-27
    Jul 27, 2021
    U
    Evaluating and Improving Functional Driving Vision of Patients With Astigmatism: Phase 3 - 2017
    Completed
    Has Results
    • Astigmatism
    • Placebo Lenses
    • +2 more
    • Charlottesville, Virginia
      University of Virginia Driving Safety Laboratory
    2021-10-04
    Oct 4, 2021
    S
    High Resolution Wavefront-guided vs. Wavefront Optimized LASIK
    Active, not recruiting
    • Nearsightedness
    • Astigmatism
    • LASIK
    • Palo Alto, California
      Stanford University School of Medicine
    2021-11-06
    Nov 6, 2021
    A
    Clinical Comparison of 2 Daily Disposable Toric Soft Contact Lenses - 2021
    Completed
    • Refractive Errors
    • Astigmatism
    • Verofilcon A toric contact lenses
    • Stenfilcon A toric contact lenses
    • Maitland, Florida
    • +5 more
    2021-12-06
    Dec 6, 2021
    C
    Contribution of Posterior Corneal Astigmatism to Total Corneal Astigmatism in a Sample of Egyptian Population
    Recruiting
    • Corneal Astigmatism
    • scheimpflug imaging using pentacam
    • Cairo, Egypt
      kasr El Aini medical school
    2020-05-18
    May 18, 2020