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total corneal refractive power

Showing 1 - 25 of >10,000
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Angle Kappa , Corneal High Order Aberrations and Total Eye

Not yet recruiting
  • Aberration, Corneal Wavefront
  • Pentacam Imaging
  • (no location specified)
Feb 14, 2023

Relative Corneal Refractive Power Shift and Axial Length in

Completed
  • Myopia
  • Orthokeratology
    • Tianjin, Tianjin, China
      Tianjin Eye Hospital
    Apr 20, 2022

    Assessment of the Occuity PM1 Pachymeter

    Completed
    • Glaucoma Eye
      • Reading, Berkshire, United Kingdom
        Occuity Limited
      May 31, 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

      Cataract Senile, Astigmatism Trial in Lucerne (Marking of the intended axis of IOL-Implantation manually with an ink and marking

      Not yet recruiting
      • Cataract Senile
      • Astigmatism
      • Marking of the intended axis of IOL-Implantation manually with an ink and marking device on the surface of the eye
      • Lucerne, Switzerland
        Eye Clinic, Cantonal Hospital of Lucerne
      Mar 3, 2023

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

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

      Keratoconus, Corneal Ectasia Trial in Teaneck (riboflavin ophthalmic solution)

      Recruiting
      • Keratoconus
      • Corneal Ectasia
      • riboflavin ophthalmic solution
      • Teaneck, New Jersey
        Cornea and Laser Eye Institute, Hersh Vision Group
      Sep 15, 2021

      Corneal Toxicity in Patients Treated by Belantamab Mafodotin

      Completed
      • Myeloma Multiple
      • Collection of datas
      • Dijon, France
      • +9 more
      May 31, 2023

      Dry Eye Disease Trial in Shenyang (Orthokeratology, Spectacles)

      Not yet recruiting
      • Dry Eye Disease
      • Orthokeratology
      • Spectacles
      • Shenyang, Liaoning, China
        He Eye Hospital
      Aug 29, 2023

      Refractive Errors, Myopic Astigmatism Trial in Cairo (Small Incision Lenticule Extraction (SMILE))

      Recruiting
      • Refractive Errors
      • Myopic Astigmatism
      • Small Incision Lenticule Extraction (SMILE)
      • Cairo, Egypt
        Al Watany Eye Hospital
      Sep 25, 2023

      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 Trial in Australia, New Zealand, United States (Acuity 200™ (fluoroxyfocon A) Orthokeratology Contact Lens for Overnight

      Not yet recruiting
      • Myopia
      • Acuity 200™ (fluoroxyfocon A) Orthokeratology Contact Lens for Overnight Wear
      • Mission Viejo, California
      • +12 more
      Aug 20, 2023

      The Long-term Outcome After Toric Intraocular Lens Implantation

      Not yet recruiting
      • Corneal Astigmatism
      • Cataract
      • subjective refraction
      • (no location specified)
      Jul 16, 2022

      Progression of Pediatric Keratoconus.

      Completed
      • Keratoconus
      • +2 more
      • Transepithelial Corneal Collagen Cross-linking
      • Scheimpflug camera
      • Banhā, Benha, Egypt
        Ahmed Abdelshafy Tabl
      Oct 29, 2021

      Cataract Senile, Dry Eye Trial in Xi'an (sodium hyaluronate 0.1%, sodium hyaluronate 0.3%)

      Recruiting
      • Cataract Senile
      • Dry Eye
      • sodium hyaluronate 0.1%
      • sodium hyaluronate 0.3%
      • Xi'an, Shaanxi, China
        Department of Ophthalmology, Second affiliated hospital of Xian
      Jan 10, 2021

      Total Corneal Astigmatism Prevalence in Cataract Patients

      Not yet recruiting
      • Cataract
      • IOLMaster 700
      • Beijing, Beijing, China
        Peking University Third Hospital
      Nov 20, 2023

      Cataract; Surgery; Phacoemulsification; Biometry; Intraocular Lens Power Trial in Rawalpindi (Biometry with Kane formula,

      Completed
      • Cataract; Surgery; Phacoemulsification; Biometry; Intraocular Lens Power
      • Biometry with Kane formula
      • Biometry with SRK-T formula
      • Rawalpindi, Punjab, Pakistan
        Fauji Foundation Hospital
      Oct 31, 2022

      Monofocal Extended Range of Vision (MERoV) Study

      Recruiting
      • Pseudophakia
      • +2 more
        • Brighton, United Kingdom
          Mayank Nanavaty
        Mar 16, 2022

        Intraocular Lens Power Calculation After Laser Refractive

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

        Clinical Outcomes of an New EDOF IOL (Isopure®)

        Completed
        • Lens Opacities
        • +2 more
        • Isopure 1.2.3 intraocular EDOF lens implantation
        • Visp, Switzerland
          Vista Alpina Eye Clinic
        Jan 19, 2023

        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

        Contact Lenses Trial in Wenzhou (Overnight orthokeratology)

        Active, not recruiting
        • Contact Lenses
        • Overnight orthokeratology
        • Wenzhou, Zhejiang, China
          Eye Hospital of Wenzhou Medical College
        Jun 25, 2022

        High Myopia, Refractive Errors, Eye Diseases Trial in Shanghai (RLRL)

        Not yet recruiting
        • High Myopia
        • +2 more
        • RLRL
        • Shanghai, Shanghai, China
          Shanghai Eye Disease Prevention and Treatment Center
        Oct 17, 2022

        Eye Change Trial in Sohag (Using Oculus Pentacam® which is s a rotating Scheimpflug camera. The rotational measuring procedure

        Recruiting
        • Eye Change
        • Using Oculus Pentacam® which is s a rotating Scheimpflug camera. The rotational measuring procedure generates Scheimpflug images in three dimensions.
        • Sohag, Egypt
          Facultyof medicine
        Nov 18, 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