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24 recruiting studies matching your filters
Delaying the Onset of Nearsightedness Until Treatment (DONUT) Clinical Trial
The aims of this clinical trial will test whether or not the onset of nearsightedness is delayed in a group of children randomized to nightly drops in 0.05% at…
A Randomized Placebo-controlled Trial of Spectacles With Highly Aspherical Lenslet Target (H.A.L.T.) MAX Technology or 0.05% Atropine to Slow Progression of Myopia in Children
To date, randomized trials of low-concentration atropine eyedrops and specially designed spectacle lenses to slow the progression of myopia are limited in numb…
Longitudinal Measurements of Visual Diet in Children
Myopia is a leading cause of visual impairment worldwide, with prevalence rising rapidly among children. Growing evidence suggests that environmental and behav…
A Prospective Randomized Comparison of Wavefront-guided LASIK Surgery to Ray Tracing-Guided LASIK Surgery
We are enrolling participants aged 22 and older to have LASIK surgery in both eyes. We will perform wavefront-guided LASIK in one eye and ray tracing-guided LA…
MiSight 1 Day Safety Post-Approval Study
The purpose of this post-approval study is to confirm the safety of daily disposable soft contact lens wear among the intended patient population for the MiSig…
Comparison of Visual Acuity and Quality of Life Following Contoura With Phorcides Compared to WaveLight Wavefront Optimized LASIK
Comparing post-operative visual acuity and patient reported satisfaction between Contoura with Phorcides and WaveLight Wavefront Optimized.
DG1 Spectacle Lens for Myopia Progression Control in Children: A Three-year Multicenter, Prospective, Randomized, Double-masked, Controlled Clinical Trial to Evaluate the Efficacy and Safety Followed by a One-year Rebound Evaluation
The goal of this clinical trial is to evaluate the safety and efficacy of the DG1 spectacle lens for myopia progression control in children. * To assess if th…
Efficacy in Controlling Myopia in Young Children Using a Novel Spectacle Lens
This is a conventional efficacy trial to validate the results from previous clinical trials for younger children; the 12-month efficacy results will be used to…
Early Feasibility Study to Evaluate the Safety and Effectiveness of the AccuraSee™ IOPCL for Secondary Implantation in the Capsular Bag to Improve Near and/or Intermediate Vision Following Previous Cataract Surgery
This is a study to evaluate the safety and effectiveness of the AccuraSee™ intraocular pseudophakic capsular lens (IOPCL) to improve near and/or intermediate v…
Clinical Applications of Advanced Ophthalmic Imaging
The purpose of this study is to determine the clinical application of advanced ophthalmic imaging devices such as optical coherence tomography (OCT), retinal f…
A Prospective Contralateral Comparison of Ray-Tracing Guided LASIK (WaveLight® Plus LASIK) vs. Small Incision Lenticule Extraction (SMILE® Pro) Using VisuMax® 800, or Wavefront Optimized LASIK or Topography Guided LASIK (Contoura LASIK): A Three-Phase Visual Outcomes Study.
This purpose of this study is to compare a new form of LASIK called Ray Tracing Guided LASIK to 3 other forms of corneal refractive surgery: 1. KLEx (KeratoLen…
A Randomized Evaluation of Clinical Outcomes Following Bilateral Implantation of EVO+ ICL Lenses or Bilateral Wavefront-Optimized LASIK (EVOlve)
Evaluating outcomes after bilateral implantation of ICLs or bilateral LASIK as treatment options for the correction or reduction of myopia with or without asti…