Not applicableUnknownNCT04913883What this trial is testingLaser Correction of Astigmatism Using Vector AnalysisWho this might be right forAstigmatism Assiut University 50
Not applicableStudy completedNCT01296867What this trial is testingCorneal Asphericity Adjustment (Q Adjustment) in Myopic and Hyperopic Patients Undergoing Refractive Correction With Excimer LaserWho this might be right forMyopiaHyperopia Democritus University of Thrace 36
Not applicableStudy completedNCT03836898What this trial is testingPresbyopic Phakic Intraocular Lens for Myopia CorrectionWho this might be right forPresbyopiaMyopia Gemini Eye Clinic 10
Early research (Phase 1)Study completedNCT00348218What this trial is testingPilot Study of Neurovision to Improve Vision and Slow Myopia Progression in Children With MyopiaWho this might be right forMyopia Singapore National Eye Centre 30
Not applicableUnknownNCT05829980What this trial is testingContoura vs Wavefront Optimized AblationWho this might be right forAstigmatism Hebatallah MT Abdelmoniem 128
Not applicableStudy completedNCT03024073What this trial is testingAssessment of Near Vision Capacity in Different Light IntensitiesWho this might be right forPresbyopia Democritus University of Thrace 50
Not applicableStudy completedNCT03560141What this trial is testingClinical Performance of a Silicone Hydrogel Contact Lens Following One Night of Extended WearWho this might be right forRefractive Errors Alcon Research 12
Not applicableStudy completedNCT05053620What this trial is testingAstigmatism Correction With Intrastromal Arcuate Incisions in Eyes Undergoing Cataract Surgery With Femtosecond Laser Using the Cassini Ambient With Iris Registration (ARCUATAS)Who this might be right forCataractAstigmatism OFTALVIST (Oftalmología Vistahermosa S.L) 22
Not applicableStudy completedNCT01675479What this trial is testingSafety and Effectiveness of Wavefront-Guided LASIK Correction of Hyperopic Refractive ErrorsWho this might be right forHyperopia Abbott Medical Optics 167
Not applicableStudy completedNCT00413881What this trial is testingA Prospective Comparison of Alcon LADARVision Wavefront-guided LASIK Enhancement and Conventional LASIK Enhancement for the Correction of Residual Refractive Errors Following LASIK ProceduresWho this might be right forRefractive Errors Walter Reed Army Medical Center 50
Post-approval studies (Phase 4)Study completedNCT00347204What this trial is testingComparison of Acular LS Versus Nevanac for Pain Control in Eyes Undergoing PRKWho this might be right forMyopiaHyperopia Center For Excellence In Eye Care 40
Not applicableStudy completedNCT00761826What this trial is testingStudy of the MEL 80 Excimer Laser Using LASIK in the Treatment of Mixed AstigmatismWho this might be right forMixed Astigmatism Carl Zeiss Meditec, Inc. 126
Post-approval studies (Phase 4)Looking for participantsNCT07140653What this trial is testingArcuate Incisions With Light Adjustable Lens for Astigmatism Correction in Lens SurgeryWho this might be right forAstigmatism Center For Sight 60
Not applicableNot Yet RecruitingNCT07137767What this trial is testingQuantitative Refractive Crosslinking in Presbyopia Aged PatientsWho this might be right forPresbyopia TECLens, Inc. 25
Not applicableStudy completedNCT04854447What this trial is testingPart-time Versus Full-time Spectacles for Myopia Control (ParMA Study)Who this might be right forMyopia Aristotle University Of Thessaloniki 30
Not applicableLooking for participantsNCT07605221What this trial is testingNomogram for Astigmatism Correction of KLExWho this might be right forAstigmatism Tianjin Eye Hospital 100
Not applicableStudy completedNCT05220007What this trial is testingEffect of Presbyopic Correction Lens on Humphrey Visual Field Testing in Patients With Multifocal Intraocular LensWho this might be right forGlaucomaCataract Senile Siriraj Hospital 71
Not applicableUnknownNCT05048550What this trial is testingBabies in Glasses; a Feasibility Study.Who this might be right forCerebral Visual ImpairmentRefractive and Accommodative DisordersHypoxic-Ischemic Encephalopathy+1 more Great Ormond Street Hospital for Children NHS Foundation Trust 55
Large-scale testing (Phase 3)Study completedNCT00663923What this trial is testingComparison of Cross-cylinder and Conventional Photorefractive Keratectomy(PRK) in Correcting Medium-high AstigmatismWho this might be right forAstigmatism Tabriz University 50
Not applicableWithdrawnNCT01682434What this trial is testingWavefront-guided LASIK for Correction of MyopiaWho this might be right forMyopia Aarhus University Hospital