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Results for “Refractive Surgery”

271 trials

Showing 20 of 271 results

Not applicableStudy completedNCT05406973
What this trial is testing

Comparison Between the SBK Microkeratome Versus Femtosecond Laser in Flap Creation During LASIK Surgery for Myopia

Who this might be right for
Refractive Surgery
Kasr El Aini Hospital 60
Not applicableUnknownNCT02844556
What this trial is testing

International Multicenter Study on SMILE Surgery

Who this might be right for
Refractive Error
Tianjin Eye Hospital 1,000
Not applicableStudy completedNCT03097302
What this trial is testing

Tomographic Analysis of Anterior, Posterior, Total Corneal Refractive Power Changes After Laser-assisted Keratotomy

Who this might be right for
Corneal Astigmatism
University Clinic Frankfurt 23
Not applicableStudy completedNCT05060094
What this trial is testing

Comparison of Outcomes Between TransPRK and Off-flap Epi-LASIK

Who this might be right for
Refractive Surgery
Wenzhou Medical University 38
Not applicableUnknownNCT05139511
What this trial is testing

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

Who this might be right for
Meibomian Gland DysfunctionBlepharitis
Vissum, Instituto Oftalmológico de Alicante 60
Post-approval studies (Phase 4)Ended earlyNCT01249144
What this trial is testing

Visual and Refractive Outcomes After Implantation of Aspheric IOLs With Different Dioptric Increments and Manufacturing

Who this might be right for
Cataract
Lenstec Incorporated 75
Not applicableUnknownNCT00563667
What this trial is testing

Effect of Pterygium Excision on Intraocular Lens Power Calculation for Subsequent Cataract Operation

Who this might be right for
PterygiumCataractAstigmatism
Hospital Authority, Hong Kong 40
Post-approval studies (Phase 4)Study completedNCT00469157
What this trial is testing

Refractive Surgery and Optive Compatibility Study

Who this might be right for
Dry Eye Syndromes
Innovative Medical 92
Not applicableStudy completedNCT02595177
What this trial is testing

Multifocal Intraocular Lens x Monovision x Hybrid Monovision After Bilateral Cataract Surgery

Who this might be right for
CataractPresbyopia
Federal University of São Paulo 30
Not applicableStudy completedNCT01268540
What this trial is testing

Comparison of Aspheric Toric & Non-toric Aphakic Intraocular Lenses

Who this might be right for
AphakiaCataract
Hoya Surgical Optics, Inc. 235
Not applicableStudy completedNCT03050697
What this trial is testing

Evaluation of the Safety and Performance of the HARMONI® Toric Lens

Who this might be right for
AphakiaCorneal AstigmatismCataract
ClarVista Medical 16
Not applicableUnknownNCT03319082
What this trial is testing

Observational Registry to Assess the Durability of Effect of CXL in Patients With Corneal Ectasia After Refractive Surgery

Who this might be right for
Corneal Ectasia
Glaukos Corporation 200
Not applicableLooking for participantsNCT07201298
What this trial is testing

A Three-Phase Contralateral Comparison of Ray-Tracing Guided LASIK Versus Three Other Refractive Surgery Platforms to Correct Myopia or Myopia With Astigmatism

Who this might be right for
MyopiaAstigmatism
Hoopes Vision 120
Not applicableStudy completedNCT02155270
What this trial is testing

Impact of a Corneal Pre-cut on Wound Architecture and Astigmatism in Cataract Surgery - a Pilot Study

Who this might be right for
Cataract
Prim. Prof. Dr. Oliver Findl, MBA 55
Not applicableStudy completedNCT05290870
What this trial is testing

Registry Study on Intraocular Lenses Manufactured by Teleon Surgical B.V.

Who this might be right for
AphakiaCataractClear Lens Exchange+1 more
Teleon Surgical B.V. 2,183
Not applicableLooking for participantsNCT06658119
What this trial is testing

Clinical Evaluation of Extended Depth-of-focus Intraocular Lens in Refractive Cataract Surgery: a Randomized Controlled Trial

Who this might be right for
Cataract
Second Affiliated Hospital, School of Medicine, Zhejiang University 90
Not applicableStudy completedNCT05053620
What this trial is testing

Astigmatism 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 for
CataractAstigmatism
OFTALVIST (Oftalmología Vistahermosa S.L) 22
Not applicableStudy completedNCT05113979
What this trial is testing

Early Feasibility Study to Evaluate the AccuraSee in Correcting Residual Refractive Errors After Cataract Surgery

Who this might be right for
Refractive Errors
OnPoint Vision Inc 10
Not applicableLooking for participantsNCT06982807
What this trial is testing

Clinical Study of SMILE 4.0-VISULYZE in Correcting Refractive Errors

Who this might be right for
Refractive SurgeryMyopia; Refractive Error
Affiliated Hospital of Nantong University 600
Not applicableStudy completedNCT00396188
What this trial is testing

Screening Aid to Identify Corneas That May Have Pathologies or Other Conditions

Who this might be right for
Corneal Diseases
Carl Zeiss Meditec, Inc. 769
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