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To evaluate the visual and refractive outcomes of intrastromal corneal ring segment in keratoconic eyes at different stages

Showing 26 - 50 of >10,000

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Myopia Trial in Guangzhou (Partition defocus myopia management spectacle lens, Spectacle lenses with aspherical lenslets)

Not yet recruiting
  • Myopia
  • Partition defocus myopia management spectacle lens
  • Spectacle lenses with aspherical lenslets
  • Guangzhou, Guangdong, China
    Zhongshan Ophthalmic Center, Sun Yat-sen University
Feb 13, 2023

Cataract, High Myopia Trial in Guangzhou (phacoemulsification combined with IOL and CTR implantation, phacoemulsification

Recruiting
  • Cataract
  • High Myopia
  • phacoemulsification combined with IOL and CTR implantation
  • phacoemulsification combined with IOL implantation
  • Guangzhou, Guangdong, China
    Zhongshan Ophthalmic Center, Sun Yat-sen University
Feb 9, 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

Cataract Trial in Worldwide (FA09200 IOL, FA10266 IOL, Monofocal IOL)

Not yet recruiting
  • Cataract
  • BAL-FAIOL IOL
  • +2 more
  • San José, Costa Rica
  • +5 more
Oct 31, 2022

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

Refractive Errors, Refractive Surgery Trial in Baghdad (Visumax Femto-flap, Sub Bowman's keratomileusis (SBK)-flap)

Completed
  • Refractive Errors
  • Refractive Surgery
  • Visumax Femto-flap
  • Sub Bowman's keratomileusis (SBK)-flap
  • Baghdad, Iraq
    Eye Speciality private hospital
Jul 19, 2021

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

Corneal Biomechanical Analysis Using Brillouin Microscopy

Enrolling by invitation
  • Keratoconus
  • +2 more
  • Brillouin microscopy
  • Cleveland, Ohio
    Cleveland Clinic Cole Eye Institute
Jan 24, 2023

Keratoconus, Corneal Cross-Linking Trial in Tehran (Photorefractive Keratectomy with Corneal Cross-Linking)

Active, not recruiting
  • Keratoconus
  • Corneal Cross-Linking
  • Photorefractive Keratectomy with Corneal Cross-Linking
  • Tehran, Iran, Islamic Republic of
    Negah Eye Hospital
Apr 10, 2022

PRP Trial in Prishtina (PRP plasma rich platelets, Autologous serum)

Enrolling by invitation
  • PRP
  • PRP plasma rich platelets
  • Autologous serum
  • Prishtina, Kosovo
    Eye Hospital,University Center Clinic of Kosova
Jul 6, 2023

Keratoconus Trial (Corvis ST (dynamic Scheimpflug technology))

Not yet recruiting
  • Keratoconus
  • Corvis ST (dynamic Scheimpflug technology)
  • (no location specified)
Dec 6, 2021

Astigmatism of Both Eyes Trial in Tando Adam (Planned incisions during phacoemulsification)

Not yet recruiting
  • Astigmatism of Both Eyes
  • Planned incisions during phacoemulsification
  • Tando Adam, Sindh, Pakistan
    Suleman Roshan Medical College Hospital
Jul 11, 2022

The Long-term Outcome After Toric Intraocular Lens Implantation

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

Astigmatism Correction With Intrastromal Arcuate Incisions in

Recruiting
  • Cataract
  • Astigmatism
  • Calculation of the arcuate intrasomal incisions
  • Alicante, Spain
    OFTALVIST (Oftalmología Vistahermosa S.L.)
Feb 3, 2022

Hyperopia, High Astigmatism Trial in Pristina (Fresh Corneal Lenticule Implantation using Relex-Smile VisuMax Femtosecond Laser)

Active, not recruiting
  • Hyperopia
  • High Astigmatism
  • Fresh Corneal Lenticule Implantation using Relex-Smile VisuMax Femtosecond Laser
  • Pristina, Kosovo
    Eye Hospital Pristina
Jul 26, 2022

Myopia Trial in Houston (Single vision contact lens, Multifocal contact lens)

Completed
  • Myopia
  • Single vision contact lens
  • Multifocal contact lens
  • Houston, Texas
    University of Houston
Aug 6, 2022

Myopia Trial in Columbus (Corneal Refractive Therapy-spherical, Corneal Refractive Therapy-aspherical)

Completed
  • Myopia
  • Corneal Refractive Therapy-spherical
  • Corneal Refractive Therapy-aspherical
  • Columbus, Ohio
    The Ohio State University College of Optometry
Jul 27, 2022

Visual Prognosis and Complications of Ectopia Lentis Lens

Recruiting
  • Ectopia Lentis
  • Dislocation, Lens
    • Guangzhou, Guangdong, China
      Guangdong Provincial Clinical Research Center for Ocular Disease
    Dec 23, 2022

    Hyperopia Trial in Zlín (PiXL)

    Unknown status
    • Hyperopia
    • PiXL
    • Zlín, Czechia
      Gemini Eye Clinic
    Feb 2, 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

    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 Trial in Angers, Bordeaux, Marseille (I.SPACE®)

    Recruiting
    • Cataract
    • I.SPACE®
    • Angers, France
    • +3 more
    May 17, 2022

    Verticalization Criteria for Pelvic Ring Tumor Lesions Treated

    Completed
    • Pelvic Ring Tumor Lesions
      • Nice, France
        CHU NICE
      Nov 24, 2023

      Myopia Trial in Seoul (SMILE using 120µm cap thickness, SMILE using 140µm cap thickness)

      Completed
      • Myopia
      • SMILE using 120μm cap thickness
      • SMILE using 140μm cap thickness
      • Seoul, Korea, Republic of
        Department of Ophthalmology, Yonsei Univeristy College of Medici
      Oct 15, 2020

      Astigmatism, Cataract Trial in New York (Femtosecond laser assisted cataract surgery with astigmatism management)

      Not yet recruiting
      • Astigmatism
      • Cataract
      • Femtosecond laser assisted cataract surgery with astigmatism management
      • New York, New York
        Kenneth J Rosenthal, MD PC
      Sep 29, 2022