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Results for “Refractive Assessment”

640 trials

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Showing 20 of 640 results

Not applicableStudy completedNCT01352442
What this trial is testing

Safety and Effectiveness of the AcuFocus Corneal Inlay ACI7000PDT in Presbyopes

Who this might be right for
Presbyopia
AcuFocus, Inc. 151
Not applicableStudy completedNCT01484054
What this trial is testing

Dispensing Evaluation of Subjective Comfort, Vision, and Handling of a New Lens Compared to a Marketed Lens

Who this might be right for
Refractive Ametropia
Johnson & Johnson Vision Care, Inc. 103
Not applicableLooking for participantsNCT07127757
What this trial is testing

Clinical Evaluation of WaveLight Plus LASIK

Who this might be right for
MyopiaAstigmatism
Laser Defined Vision 50
Not applicableStudy completedNCT00249275
What this trial is testing

Effectiveness of Alternative Approaches to Providing Spectacles in Tanzanian Secondary School Students

Who this might be right for
Under- and Uncorrected Significant Refractive Errors
London School of Hygiene and Tropical Medicine 250
Not applicableLooking for participantsNCT07354945
What this trial is testing

An Evaluation of Myopia Control Lenses on Wearing Experience in Myopic Children

Who this might be right for
MyopiaRefractive Error
Essilor International 40
Not applicableLooking for participantsNCT05832723
What this trial is testing

A Real-world Study of 650nm Low-intensity Single-wavelength Red Light for Children and Adolescents

Who this might be right for
Myopia
Beijing Tongren Hospital 2,000
Not applicableStudy completedNCT01594294
What this trial is testing

An Evaluation of Marketed Contact Lens Disinfectant Systems on Eyelid Tissues

Who this might be right for
Myopia
Alcon Research 100
Not applicableStudy completedNCT02103309
What this trial is testing

Comparative Evaluation of Contact Lens Centering of DAILIES® AquaComfort Plus® Versus 1-DAY ACUVUE® MOIST® in Japan

Who this might be right for
Refractive ErrorMyopiaMyopic Astigmatism
Alcon Research 42
Not applicableStudy completedNCT01309867
What this trial is testing

Evaluate the Performance of Two Designs of Soft Toric Lenses

Who this might be right for
Myopia
Bausch & Lomb Incorporated 302
Not applicableStudy completedNCT00810511
What this trial is testing

Evaluation of Two Silicone Hydrogel Lenses Over a One Month Period

Who this might be right for
Myopia
CIBA VISION 213
Not applicableStudy completedNCT02388763
What this trial is testing

Clinical Evaluation of MyDay™ and 1-DAY ACUVUE® TruEye®

Who this might be right for
Refractive Error
Alcon Research 66
Not applicableStudy completedNCT03499821
What this trial is testing

Clinical Performance of a Phakic Intraocular Lens (IOL)

Who this might be right for
Presbyopia
Staar Surgical Company 41
Not applicableStudy completedNCT05688657
What this trial is testing

Clinical Evaluation of Two Toric Contact Lenses

Who this might be right for
Astigmatism
CooperVision, Inc. 42
Not applicableStudy completedNCT04055519
What this trial is testing

Clinical Performance Assessment of a Daily Wear Monthly Replacement Soft Silicone Hydrogel Contact Lens

Who this might be right for
Refractive Errors
Alcon Research 36
Not applicableStudy completedNCT01131130
What this trial is testing

Feasibility of a New Silicone Hydrogel Lens

Who this might be right for
Myopia
Bausch & Lomb Incorporated 120
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 applicableStudy completedNCT05984290
What this trial is testing

Study of Safety and Effectiveness of the Boston Orthokeratology Shaping Lens in the Arise Orthokeratology Lens

Who this might be right for
Myopia
Bausch & Lomb Incorporated 90
Not applicableStudy completedNCT01373580
What this trial is testing

A Clinical Trial to Evaluate a Corneal Inlay for the Improvement of Near Vision in Presbyopic Patients

Who this might be right for
Presbyopia
ReVision Optics, Inc. 373
Early research (Phase 1)Study completedNCT00348218
What this trial is testing

Pilot Study of Neurovision to Improve Vision and Slow Myopia Progression in Children With Myopia

Who this might be right for
Myopia
Singapore National Eye Centre 30
Not applicableStudy completedNCT05735990
What this trial is testing

Retrospective Clinical Investigation of the Safety and Performance of 640PM Trifocal IOL Implantation in Patients With Cataract and/or Ametropia (Hyperopia, Myopia) and/or Presbyopia

Who this might be right for
CataractPresbyopiaHyperopia+2 more
Medicontur Medical Engineering Ltd 21
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