Astigmatism Clinical Trials

293 clinical trials for Astigmatism across international registries, including 21 currently recruiting participants. Compare status, phase, eligibility criteria and locations.

• Clareon TruPlus Study — RECRUITING · NA
• Nomogram for Astigmatism Correction of KLEx — RECRUITING · NA
• Wear Experience With Daily Disposable Contact Lenses for Astigmatism Over a Long-Wear Day — RECRUITING · NA
• Comfort and Vision With TOTAL30 Multifocal Lenses — RECRUITING
• Improving Visual Quality in Patients With Irregular Corneas Using Asymmetrical Toric Intraocular Lenses — RECRUITING · NA
• Wavefront-guided LASIK Surgery Compared to Ray Tracing-Guided LASIK Surgery — RECRUITING · NA
• Arcuate Incisions With Light Adjustable Lens for Astigmatism Correction in Lens Surgery — RECRUITING · PHASE4
• A Planned Study at Multiple Sites is Being Done to Compare the Results of Two Types of Trifocal Toric Intraocular Lenses Used in Cataract Surgery — RECRUITING · NA
• Clinical Evaluation of WaveLight Plus LASIK — RECRUITING
• A Three-Phase Contralateral Comparison of Ray-Tracing Guided LASIK Versus Three Other Refractive Surgery Platforms to Correct Myopia or Myopia With Astigmatism — RECRUITING · NA
• Patient Reported Outcomes With WaveLight Plus LASIK — RECRUITING
• North American Comfilcon A Clinical Study — RECRUITING
• Algorithm-assisted Subjective Refraction Program Dedicated to Children — RECRUITING · NA
• Observational Study - TA- 2025-1 — RECRUITING
• Rotation of Hydrophobic Acrylic Lenses - Rayner RA0800C & Alcon Clareon & Hoya Nanex & Hoya Vivinex XY1-EM & RayOne EMV Toric & PODEYE Toric — RECRUITING · NA
• Application of Phototherapeutic Keratectomy Mode to Mark the Axis of Astigmatism — RECRUITING · NA
• An Evaluation of LASIK, SMILE and PRK Surgery in Physicians — RECRUITING
• Accuracy of Corneal Astigmatism in Different Region Modes — RECRUITING
• Software Refraction With Mobilerone Versus Retinoscopy — RECRUITING · NA
• Prospective build-up of a database (registry) for quality assurance and optimization of postoperative results in refractive surgery — RECRUITING
• Contoura With Phorcides Compared to Wavefront Optimized LASIK — RECRUITING · NA
• Evaluation of Orthokeratology Lenses With a 5MM Optic Zone Diameter — NOT_YET_RECRUITING · NA
• Accuracy of Topography Guided Automatic Marking of the Intraocular Lens (IOL) -Axis — COMPLETED · NA
• Preoperative and Postoperative Refractive and Topographic Evaluation in Patients With Primary Pterygium: Comparison of Two Surgical Techniques — COMPLETED · NA
• Corneal Biomechanics and Surgically Induced Astigmatism in Pseudoexfoliation Syndrome — NOT_YET_RECRUITING
• SMILE Surgery in One Eye Compared to Ray Tracing-guided LASIK Surgery in the Fellow Eye — NOT_YET_RECRUITING · PHASE4
• Optical Quality of the Cornea in Orthokeratology — COMPLETED · NA
• Visual Performance With Clareon® Vivity® Intraocular Lenses (IOLs) — COMPLETED · NA
• Evaluation of Daily Disposable Toric Soft Lenses Manufactured With an Alternative Hydration Process — COMPLETED · NA
• Evaluation of Delefilcon A and Senofilcon A Daily Disposable Toric Soft Contact Lenses Over One Week of Wear — COMPLETED · NA
• KLEx Versus FS-LASIK for the Treatment of Myopia and Compound Myopic Astigmatism — ACTIVE_NOT_RECRUITING · NA
• Corneal Epithelial Thickness Mapping by Anterior Segment Optical Coherence Tomography in Patients With Refractive Errors — NOT_YET_RECRUITING
• Optimization for Toric Contact Lenses — NOT_YET_RECRUITING · NA
• Investigation of the Safety and Effectiveness of Monofocal Toric Intraocular Lens (IOL) — COMPLETED
• Short-term Study of Two Soft Contact Lenses in Wearers With Low Astigmatism — COMPLETED · NA
• Evaluation of Long-term Safety and Performance of PanOptix Trifocal Intraocular Lens (IOL) — COMPLETED · NA
• Comparison of Phacoemulsification and Corneal Damage Between FLACS and Standard Phaco With Two Handpieces — WITHDRAWN · NA
• Toric Intraocular Lens Implantation in Pediatric Cataract — COMPLETED · NA
• A Clinical Comparison of Two Soft Toric Contact Lenses — COMPLETED · NA
• Clinical Performance Evaluation of Two Frequent Replacement Silicone Hydrogel Multifocal Toric Contact Lenses — COMPLETED · NA
• Observational Prospective Clinical Investigation on Monofocal Toric Intraocular Lens — COMPLETED
• Clinical Investigation of the Cheetah System For The Correction of Myopia With and Without Astigmatism — COMPLETED · NA
• A Clinical Evaluation of a Phakic Intraocular Lens — COMPLETED · NA
• Photorefractive Keratectomy (PRK) : Comparison of Corneal Haze Between Two Modes of De-epithelialisation (Laser Versus Manual Alcohol) — TERMINATED · NA
• Assessing the Turkish DDIVAT for Visual Acuity Measurement — NOT_YET_RECRUITING
• Revive Toric RWE Study — NOT_YET_RECRUITING
• Refractive Accuracy of Toric Intraocular Lens Implantation Using Digital Marking Compared to Conventional Marking — COMPLETED
• Clinical Evaluation of Proclear Toric and Biofinity Toric — COMPLETED · NA
• Post-approval Study of New Enrolment Patients Undergoing Bilateral Treatment With the VisuMax SMILE Procedure — COMPLETED
• Evaluation of Toric Intraocular Lens(IOL) Combined With Capsular Tension Ring(CTR) in Patients With Cataract Combined With High Myopia — ACTIVE_NOT_RECRUITING

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