Not applicableWithdrawnNCT01789333What this trial is testingHigher Irradiance in Keratoconus EctasiaWho this might be right forKeratoconusEctasia Stephen Trokel
Not applicableStudy completedNCT06673992What this trial is testingEvaluation of Corneal Irregular Astigmatism and Visual Quality Following Bilateral Sequential Small Incision Lenticule Extraction (SMILE) and Laser Subepithelial Keratomileusis (LASEK): A Six-Year Comparative StudyWho this might be right forMyopia Shanghai 10th People's Hospital 71
Not applicableLooking for participantsNCT06921967What this trial is testingEffect of Corneal and Scleral RGP Lenses on Ocular Health and Visual Quality in KeratoconusWho this might be right forKeratoconusIrregular Astigmatism University of Aarhus 50
Not applicableActive Not RecruitingNCT04698590What this trial is testingWavefront Guided Scleral Lenses for Keratoconus and Irregular AstigmatismWho this might be right forKeratoconusIrregular AstigmatismCorneal Ectasia+4 more Cornea and Laser Eye Institute 100
Not applicableUnknownNCT06256770What this trial is testingEvaluation of the Safety and Efficacy of Rigid Breathable Scleral Contact Lenses for the Correction of AmetropiaWho this might be right forOcular Surface DiseaseIrregular AstigmatismContact Lens Complication+1 more Tianjin Eye Hospital 176
Not applicableUnknownNCT02894489What this trial is testingChanges of Visual Function, Ocular Surface Structures and Physiology After Long-Termed Contact Lens WearWho this might be right forOcular Surface DiseaseKeratoconusIrregular Astigmatism National Taiwan University Hospital 40
Not applicableStudy completedNCT03140046What this trial is testingVisual Outcomes of Topography Guided Photorefractive Keratectomy (PRK) for Treatment of Patients With Irregular CorneaWho this might be right forIrregular Astigmatism Assiut University 20
Not applicableStudy completedNCT02444923What this trial is testingScleral Versus Corneal RGP Contact Lenses in Irregular Cornea DisordersWho this might be right forIrregular; Contour of CorneaKeratoconusPellucid Marginal Corneal Degeneration+2 more London South Bank University 30
Not applicableLooking for participantsNCT07294716What this trial is testingImproving Visual Quality in Patients With Irregular Corneas Using Asymmetrical Toric Intraocular LensesWho this might be right forIrregular AstigmatismAstigmatismCataract and IOL Surgery Johannes Kepler University of Linz 15
Not applicableUnknownNCT02812316What this trial is testingStudy to Evaluate the Safety and Efficacy of HI-BRITE Large Diameter Rigid Gas Permeable Contact LensWho this might be right forRefractive Errors Taipei Medical University Hospital 136
Not applicableStudy completedNCT05574270What this trial is testingClinical Investigation of a Small Aperture Extended Depth of Focus Intraocular Lens in Patients With Complex CorneasWho this might be right forCataractPresbyopiaIrregular Astigmatism AcuFocus, Inc. 45
Not applicableActive Not RecruitingNCT04987060What this trial is testingIntrastromal Fresh Human Corneal Lenticule Implantation Using Smile Surgery for Treatment of Irregular Corneal Astigmatism After Penetrating Keratoplasty (new Approach)Who this might be right forIrregular Astigmatism Eye Hospital Pristina Kosovo 24
Not applicableNo Longer AvailableNCT01384773What this trial is testingProgressive Keratoconus or Ectasia Treatment PlanWho this might be right forKeratoconusEctasia Stephen Trokel