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Corneal Topography

Showing 1 - 25 of 1,440
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Corneal Topography Trial (corneal topography)

Not yet recruiting
  • Corneal Topography
  • corneal topography
  • (no location specified)
Apr 2, 2023

Cataract Trial (measurement of axial length and keratometry by sonographers with a topographic module)

Not yet recruiting
  • Cataract
  • measurement of axial length and keratometry by sonographers with a topographic module
  • (no location specified)
Aug 22, 2022

Corneal Opacity Trial in Fayoum (Corneal topography)

Completed
  • Corneal Opacity
  • Corneal topography
  • Fayoum, Egypt
    Fayoum University
Aug 12, 2023

Eyelid Diseases, Ptosis, Eyelid Trial in Taipei (levator muscle resection surgery, Müller's muscle-conjuctival resection

Recruiting
  • Eyelid Diseases
  • Ptosis, Eyelid
  • levator muscle resection surgery
  • +2 more
  • Taipei, Taiwan
    National Taiwan University Hospital
Feb 20, 2023

After Corneal Refractive Surgery

Completed
  • Myopia
  • Refractive surgery
  • Tanta, El-Garbeia, Egypt
    Tanta University Hospital
Feb 7, 2022

Glaucoma, Open-Angle, Glaucoma, Angle-Closure, Glaucoma Secondary Trial in Montreal (Corneal topography: OPD-Scan, Corneal

Recruiting
  • Glaucoma, Open-Angle
  • +3 more
  • Corneal topography: OPD-Scan
  • Corneal topography: Pentacam
  • Montreal, Quebec, Canada
    Centre Hospitalier de l'Université de Montréal (CHUM)
May 30, 2022

Anterior Segment Parameters During Pregnancy and Post-Pregnancy

Completed
  • Pregnancy Related
  • Comprehensive Ophthalmologic Examination
  • Antalya, Konyaaltı, Turkey
    Akdeniz University Hospital
Aug 6, 2022

Upper Blepharoplasty on Vision Quality in Early Postoperative

Recruiting
  • Excess Skin of Both Eyelids
  • +3 more
  • Upper blepharoplasty
  • Osijek, Croatia
    Osijek University Hospital
Sep 21, 2022

Morphology Abnormal Cornea Stability With Corneal Biomechanical

Completed
  • Keratoconus, Stable
  • Pentacam and Corvis ST
  • Tianjin, Tianjin, China
    Tiajin Eye Hospital
Feb 17, 2023

Dresden Corneal Disease and Treatment Study

Recruiting
  • Corneal Ectasia
  • +4 more
  • corneal cross-linking
  • corneal topography and tomography
  • Dresden, Saxony, Germany
    Department of Ophthalmology; Medical Faculty Carl Gustav Carus;
Sep 9, 2021

High Myopia, Pregnancy Related Trial (Corneal topography, Optical coherence tomography (OCT) and Optical coherence tomography

Not yet recruiting
  • High Myopia
  • Pregnancy Related
  • Corneal topography, Optical coherence tomography (OCT) and Optical coherence tomography angiography (OCTA)
  • (no location specified)
Jun 29, 2021

Refractive Surgery Trial in San Antonio (Wave-Front Optimized (WFO) ablation vs Topography-guided (TG) ablation)

Recruiting
  • Refractive Surgery
  • Wave-Front Optimized (WFO) ablation vs Topography-guided (TG) ablation
  • San Antonio, Texas
    Joint Warfighter Refractive Surgery Center at WHASC
Aug 31, 2021

Keratoconus, Alteration of Visual Acuity Trial in Clermont-Ferrand (Cylinder, Dial, Slit)

Completed
  • Keratoconus
  • Alteration of Visual Acuity
  • Cylinder
  • +2 more
  • Clermont-Ferrand, France
    Chu Clermont Ferrand
Mar 19, 2020

The Reliability of Corneal Topographic Measurements of Keratoconus Eyes Trial in Fayoum (corneal topography)

Completed
  • The Reliability of Corneal Topographic Measurements of Keratoconus Eyes
  • corneal topography
  • Fayoum, Egypt
    Fayoum University
Jul 3, 2020

Descemet's Stripping Automated Endothelial Keratoplasty

Completed
Has Results
  • Corneal Edema Secondary to Corneal Endothelial Dystrophy
  • DSAEK
  • +2 more
  • Dallas, Texas
    UT Southwestern Medical Center - Aston Ambulatory Clinic
Nov 17, 2020

Track Longitudinal Clinical Outcomes of Corneal Surgery and

Recruiting
  • Corneal Disease
  • +3 more
  • Optical Coherence Tomography
  • Baltimore, Maryland
    Keratoplasty Alliance International
Oct 23, 2023

Observational Study of Corneal Opacities in Adults

Recruiting
  • Corneal Opacities (Scar and Stromal Dystrophy)
    • Portland, Oregon
      Humberto Martinez
    Sep 20, 2022

    Corneal High Order Aberrations After Stream Light and Mechanical

    Recruiting
    • Compare Corneal High Order Aberrations Before and After Stream Light Trans-PRK and Mechanical Photorefractive Keratectomy
    • Photorefractive keratectomy
    • Assiut, Assiut University, Egypt
      Assiut university faculty of medicine
    Oct 26, 2023

    DMEK Endothelial Keratoplasty inHistory of Anterior or Posterior

    Not yet recruiting
    • Patients Undergoing DMEK With a History of Anterior or Posterior Segment Surgery
    • Descemet Membrane Endothelial Keratoplasty
    • (no location specified)
    Aug 22, 2023

    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

    Corneal Endothelial Cell Loss, Cataract, Astigmatism Trial in Montréal (Femtosecond laser assisted cataract surgery with Active

    Recruiting
    • Corneal Endothelial Cell Loss
    • +2 more
    • Femtosecond laser assisted cataract surgery with Active Sentry handpiece
    • +2 more
    • Montréal, Quebec, Canada
      Centre Hospitalier de l'Université de Montréal
    Jan 18, 2023

    Fuchs' Endothelial Dystrophy Trial in Boston (Netarsudil Ophthalmic)

    Recruiting
    • Fuchs' Endothelial Dystrophy
    • Netarsudil Ophthalmic
    • Boston, Massachusetts
      Massachusetts Eye and Ear Infirmary
    Aug 23, 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

    Ophthalmological Disorder, Corneal Dystrophy, Treatment Trial in Alicante (Implantation, Lipoaspiration)

    Recruiting
    • Ophthalmological Disorder
    • +4 more
    • Implantation
    • Lipoaspiration
    • Alicante, Spain
      Jorge L. Alio
    Oct 18, 2022

    Keratoconus, Pellucid Marginal Corneal Degeneration, Corneal Degeneration Trial in Dallas (PXL-330 Platinum device for

    Recruiting
    • Keratoconus
    • +3 more
    • PXL-330 Platinum device for crosslinking with Peschke riboflavin solution
    • Dallas, Texas
      Cornea Associates of Texas
    Mar 7, 2022