Search clinical trials for: Refractive Surgery

Total 33126 results

University of Cologne
The Clinical Trials Centre Cologne; ESCRS (European Society of Cataract and...

Not yet recruiting

Trial Comparing Cataract Surgery With Triple-DMEK in Patients With Cataract and Fuchs Endothelial Corneal Dystrophy

Cataract Surgery | Cataract and Fuchs Endothelial Corneal Dystrophy

Denmark, Germany, Netherlands, Spain
Alcon Research

Not yet recruiting

Clareon PanOptix Pro vs. Clareon PanOptix - Study A

Presbyopia | Aphakia

United States
Alcon Research

Not yet recruiting

Clareon PanOptix Pro vs. Clareon PanOptix - Study B

Presbyopia | Aphakia

United States
Assiut University

Not yet recruiting

Correction of Refractive Error Surprises After Cataract Surgery in Adults

Refractive Errors
Loay Abdulmutalib Almusawi

Recruiting

Safety and Suitability of ICL for Correction of Refractive Errors Without the Use of Dispersive OVDs

Refractive Errors | Myopia | Hypermetropia | Myopic Astigmatism

Iraq
Ocuphire Pharma, Inc.
Viatris Inc.

Recruiting

Safety and Efficacy of 0.75% Phentolamine Ophthalmic Solution in Subjects With Post-refractive Surgery Visual Disturbances (LYNX-2)

Mesopic Vision | Night Vision Loss

United States
Kazakh Eye Research Institute

Recruiting

Toric Intraocular Lens Implantation in Pediatric Cataract (TILIPC)

Astigmatism | IOL | Cataract Congenital

Kazakhstan
Alcon Research

Recruiting

Clareon Toric Study (T2-T9)

Corneal Astigmatism | Aphakia

Canada
Yifeng Yu

Recruiting

Risk Factors for Progressive Suction Loss in Corneal Refractive Surgery

Refractive Surgery

China
Johnson & Johnson Surgical Vision, Inc.

Recruiting

A Multicenter, Observational, Single Arm Study of the TECNIS Presbyopia-correcting Intraocular Lens

Cataracts

Austria, France, Germany, Korea, Republic of, Netherlands, Spain
Tianjin Eye Hospital
Beihang University

Recruiting

A Study of Artificial Intelligence Assisted Small Incision Lenticule Extraction (SMILE) for Surgical Design and Influencing Factors

Myopia | Myopic Astigmatism

China
Second Affiliated Hospital, School of Medicine,...

Recruiting

Femtosecond Laser Arcuate Keratotomy Versus Toric Intraocular Lens Implantation in Cataract Surgery

Cataract | Astigmatism

China
Hoffmann-La Roche

Recruiting

A Study to Evaluate the Efficacy and Safety of Faricimab in Patients With Choroidal Neovascularization Secondary to Pathologic Myopia (POYANG)

Choroidal Neovascularization Secondary to Pathologic Myopia

Korea, Republic of, China, Australia, Singapore, Poland, France, Germany, Italy, Taiwan, Hong Kong
Alcon Research

Recruiting

Evaluation of Long-term Safety and Performance of PanOptix Intraocular Lens (IOLs)

Presbyopia | Astigmatism | Aphakia

Spain
Klinikum Klagenfurt am Wörthersee
University of Klagenfurt

Recruiting

Influence of Pupillary Behavior During Eye Surgery on Morphological and Functional Outcome

Cataract | Corneal Disease | Vitreous Disorder

Austria
Berkeley Eye Center

Recruiting

Visual Outcomes and Patient Satisfaction With Vivity IOL in Post Refractive Patients

Pseudophakia

United States
Al Watany Eye Hospital

Recruiting

Evaluation of Different Lenticule Diameters in Myopic Astigmatism Correction With SMILE Procedures

Refractive Errors | Myopic Astigmatism

Egypt
Peking University Third Hospital

Recruiting

The Effect of 0.05% CsA Eye Drops on Post-refractive Surgery Dry Eye

Dry Eye

China
Z Optics, Inc.

Not yet recruiting

Evaluation of Safety and Effectiveness of an IOL With a Virtual Aperture Optic

Cataract | Presbyopia | Intraocular Lens
University of Nebraska

Recruiting

To Study the Effects of Refractive Surgery on OCT Measurements in the Eye

Refractive Errors | Myopia | Optical Coherence Tomography

United States
University Hospital, Brest

Recruiting

Combined Treatment With Pulsed Light and Photobiomodulation Before Laser Refractive Surgery (TEBELID)

Dry Eye | Dry Eye After LASIK-Laser in Situ Keratomileusis

France
Alcon Research

Recruiting

Post Market Clinical Follow-up (PMCF) Study of Clareon Vivity & Clareon PanOptix

Presbyopia | Astigmatism | Aphakia

United States, Puerto Rico
Second Affiliated Hospital, School of Medicine,...
Zhejiang University; Hangzhou yuansheng biotechnology Co., Ltd

Not yet recruiting

Safety and Efficacy of Pluripotent Stem Cell-derived Mesenchymal Stem Cell Exosome (PSC-MSC-Exo) Eye Drops Treatment for Dry Eye Diseases Post Refractive Surgery and Associated With Blepharospasm

Dry Eye Disease

China
Aier School of Ophthalmology, Central South University

Recruiting

Trifocal Intraocular Lens in High Myopic Patients With Different Meta-PM Grading

Myopia | Intraocular Lens Complication

China
Kasr El Aini Hospital

Recruiting

Correlation Between Preoperative Refraction and Anterior Segment Parameters With ICL Vault

Refractive Errors | Myopia | Myopic Astigmatism

Egypt
University of Plymouth
Carl Zeiss Meditec AG; University Hospital Plymouth NHS Trust; Glasgow Caledonian... and other collaborators

Recruiting

Vision and Balance Changes After Bilateral Implantation of Toric IOLs

Cataract Bilateral | Astigmatism Bilateral

United Kingdom
Hoopes Vision
Alcon Research

Recruiting

Contralateral Study of Topography Guided LASIK Versus Small Incision Lenticule Extraction

Astigmatism | Myopia

United States
Peking University Third Hospital

Recruiting

Clinical Characteristics of Patients Developing Chronic Dry Eye After Refractive Surgery

Dry Eye

China
Sohag University

Not yet recruiting

Limbal Relaxing Incisions Versus Paired 4 mm Clear Corneal Incisions on Steep Meridian During Phacoemulsification (LRI-CCI)

Corneal Astigmatism
Navy Medical Center San Diego

Not yet recruiting

Comparison of the Postoperative Use of Dextenza vs a Standard Regimen After PRK

Steroid Ophthalmic Insert
Benha University

Recruiting

Visual Outcome of Vitrectomy After Refractive Surgery

Refractive Errors | Retinal Detachment

Egypt
Kenneth J Rosenthal
Johnson & Johnson Surgical Vision, Inc.

Not yet recruiting

Astigmatism Management With Iris-registration Guided Corneal Relaxing Incisions or Toric IOLs During Cataract Surgery

Cataract | Astigmatism

United States
Guy's and St Thomas' NHS Foundation Trust
City, University of London

Not yet recruiting

Comparison of Two Aspheric Intraocular Lenses for Micro-monovision

Cataract | Presbyopia | Pseudophakia

United Kingdom
Uptown Eye Specialists

Recruiting

Manual Immediately Sequential Bilateral Cataract Surgery (M-ISBCS) vs Refractive Laser-Assisted Immediately Sequential Bilateral Cataract Surgery (ReLA-ISBCS)

MCS vs ReLACS | Pain Perception Postoperative | Early Anesthesia vs Standard Anesthesia | Immediately Sequential Bilateral Cataract Surgery

Canada
National Taiwan University Hospital
Alcon Research

Recruiting

3D Visualization System for Vitreoretinal Diseases in Highly Myopic Eyes

Patients With Highly Myopic Eyes

Taiwan
Bausch & Lomb Incorporated

Recruiting

Safety and Effectiveness of the TENEO 317 Model 2 (1.28 US) Excimer Laser for Laser In Situ Keratomileusis (LASIK) Surgery to Treat Hyperopia With or Without Astigmatism

Hyperopia

United States
Wenzhou Medical University

Not yet recruiting

Influence of Different Toric Intraocular Lenses on IOL-capsular Complex

Cataract | Corneal Astigmatism
Advanced Vision Care
Clinical Research Consultants, Inc.

Recruiting

Accuracy of IOLMASTER 700 Total Keratometry (TK)

Cataract | Myopia | Hyperopia

United States
Luigi Rondas
European Society of Cataract and Refractive Surgeons

Recruiting

Effectiveness of Periocular Drug Injection in CATaract Surgery (EPICAT)

Eye Diseases | Macular Edema | Cataract | Lens Diseases | Retinal Disease | Cystoid Macular Edema

Netherlands, Austria, Germany, Portugal
Vissum, Instituto Oftalmológico de Alicante

Recruiting

Analysis of the Results of Intense Pulsed Light Treatment Previously to Laser Refractive Surgery

Meibomian Gland Dysfunction | Blepharitis

Spain
Centre hospitalier de l'Université de Montréal...

Recruiting

Comparison of Phacoemulsification and Corneal Damage Between FLACS and Standard Phaco With Two Handpieces

Cataract | Astigmatism | Corneal Endothelial Cell Loss

Canada
Wenzhou Medical University

Not yet recruiting

Influence of Capsular Tension Ring on IOL-capsular Complex After Cataract Surgery in Patients With High Myopia: a Clinical Observation Based on SS-OCT

Capsular Tension Ring | High Myopia

China
59th Medical Wing

Recruiting

CONTOURA vs WFO Ablation PRK & LASIK

Refractive Surgery

United States
Rigshospitalet, Denmark

Recruiting

Optimizing Refractive Results and Patient Satisfaction After Cataract Surgery (ORAPSCA)

Cataract

Denmark
Kasr El Aini Hospital

Not yet recruiting

Contribution of SA and Coma to The Total Ocular HOA Before and After FS-LASIK Using An Aspheric Ablation Profile

FS-LASIK Surgery Effect on Higher Order Aberrations

Egypt
Second Affiliated Hospital, School of Medicine,...

Recruiting

Study of the Correlation Between Preoperative Precise Biometrics, Spatial Assessment and Postoperative Visual Quality in Cataract Patients

Recruitment of Participants

China
Ziemer Ophthalmic Systems AG

Recruiting

LASIK Surgery With a New Laser for the Treatment of Myopia Without Astigmatism (AQUARIUZ2020)

Astigmatism | Myopia

Switzerland
Prim. Prof. Dr. Oliver Findl, MBA

Recruiting

Rotation Stability of Toric Intraocularlens (IOL) Compared Sitting Against Lying After Cataract Operation

Astigmatism

Austria
Parkhurst NuVision Clinical Research LLC
Alcon Research

Recruiting

Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision Correction Surgery

Refractive Errors | Cataract

United States
Medical University of Vienna

Recruiting

Femtosecond Laser-assisted Astigmatism Treatment (FLAAT)

Astigmatism | Age Related Cataracts

Austria

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