Not applicableStudy completedNCT03597906What this trial is testingTopography Guided LASIK by Different Protocols for Treatment of AstigmatismWho this might be right forRefractive Surgery Cairo University 30
Not applicableStudy completedNCT01852084What this trial is testingHydrophobic Acrylic Toric IOL Designed to Reduce the Effects of Preoperative Corneal AstigmatismWho this might be right forAstigmatism Bausch & Lomb Incorporated 191
Not applicableStudy completedNCT01941485What this trial is testingWaveLight® Refractive Flap Accuracy StudyWho this might be right forRefractive Error Alcon Research 60
Not applicableStudy completedNCT06642779What this trial is testingComparative Analysis of the Visual Performance and Patient Satisfaction After Cataract Surgery With Implantation of a Medicontur Monofocal (877PAY) or a Medicontur Extended Depth of Focus (877PEY) IOLWho this might be right forCataractPresbyopiaAmetropia Medicontur Medical Engineering Ltd 64
Not applicableUnknownNCT06062004What this trial is testingEvaluation of Different Lenticule Diameters in Myopic Astigmatism Correction With SMILE ProceduresWho this might be right forRefractive ErrorsMyopic Astigmatism Al Watany Eye Hospital 50
Post-approval studies (Phase 4)Looking for participantsNCT06886373What this trial is testingOptimizing the Ocular Surface With Systane COMPLETE Pre- and Post-operatively in Patients With Dry Eye Planning for Cataract Surgery: An Extension Study of Optimizing the Ocular Surface With Systane COMPLETE in Patients With Dry Eye Planning for Cataract SurgeryWho this might be right forOphthalmology National Taiwan University Hospital 140
Not applicableActive Not RecruitingNCT07161635What this trial is testingPost Market Clinical Evaluation of Clareon PanOptix Pro and Clareon PanOptix Pro Toric IOLsWho this might be right forAphakiaPresbyopia Alcon Research 110
Not applicableLooking for participantsNCT07078799What this trial is testingWavefront-guided LASIK Surgery Compared to Ray Tracing-Guided LASIK SurgeryWho this might be right forMyopiaAstigmatism Stanford University 70
Not applicableStudy completedNCT01941498What this trial is testingWaveLight® Refractive Myopic StudyWho this might be right forRefractive Error Alcon Research 104
Not applicableStudy completedNCT03050697What this trial is testingEvaluation of the Safety and Performance of the HARMONI® Toric LensWho this might be right forAphakiaCorneal AstigmatismCataract ClarVista Medical 16
Not applicableEnded earlyNCT05144308What this trial is testingAssessment of Visual and Refractive Results and Rotational Stability of the TECNIS® Eyhance Toric II 1-piece Posterior Chamber Lens in Patients With Astigmatism Undergoing Cataract SurgeryWho this might be right forCataractAstigmatism Fondation Ophtalmologique Adolphe de Rothschild 13
Not applicableStudy completedNCT00842231What this trial is testingAssessment of Visual Performance in Patients With Low Levels of AstigmatismWho this might be right forCataract ExtractionCorneal Astigmatism Alcon Research 40
Not applicableUnknownNCT04522427What this trial is testingStudy of Presbyopia-correcting Intraocular Lenses in Eyes With Previous Corneal Refractive SurgeryWho this might be right forCataractPresbyopia Eye & ENT Hospital of Fudan University 114
Not applicableUnknownNCT02551120What this trial is testingCharacterization of Patients With Non-surgical Hypoparathyroidism and PseudohypoparathyroidismWho this might be right forIdiopathic HypoparathyroidismAutosomal Dominant HypocalcaemiaPseudohypoparathyroidism University of Aarhus 100
Not applicableActive Not RecruitingNCT06477081What this trial is testingKLEx Versus FS-LASIK for the Treatment of Myopia and Compound Myopic AstigmatismWho this might be right forMyopiaAstigmatismMyopic Astigmatism Instituto de Oftalmología Fundación Conde de Valenciana 80
Not applicableStudy completedNCT03187613What this trial is testingCorrelation of Metamorphopsia and Aniseikonia to Retinal Shift Following Retinal Detachment SurgeryWho this might be right forRetinal Detachment Helse Stavanger HF 38
Not applicableUnknownNCT01678729What this trial is testingDoes Pupil Size Matters in Refractive Surgery?Who this might be right forMyopia Ziv Hospital 60
Not applicableUnknownNCT00563667What this trial is testingEffect of Pterygium Excision on Intraocular Lens Power Calculation for Subsequent Cataract OperationWho this might be right forPterygiumCataractAstigmatism Hospital Authority, Hong Kong 40
Not applicableLooking for participantsNCT05856786What this trial is testingTo Study the Effects of Refractive Surgery on OCT Measurements in the EyeWho this might be right forOptical Coherence TomographyRefractive ErrorsMyopia University of Nebraska 33
Not applicableStudy completedNCT06166901What this trial is testingEvaluation of Long-term Safety and Performance of PanOptix Trifocal Intraocular Lens (IOL)Who this might be right forAphakiaAstigmatismPresbyopia Alcon Research 211