N/A N=84 Conventional Surgery vs. Verion/VerifEye
Cataract · Astigmatism
Primary: Residual Refractive Cylinder — 0.28; 0.33 Diopters
Clinical Trial Search
Completed trials with posted results — search by concept, filter by the parameters that matter at the bedside.
N/A N=114 VisuMax Femtosecond Laser Small Incision Lenticule Extraction for the Correction of High Myopia
Myopia · Refractive Errors
Primary: Variability of the Refractive Predicatibility — -0.22 Diopters
N/A N=70 Clinical and Refractive Outcomes After Contoura® Refractive Surgery Planned Using Phorcides Surgery Planning Software
Refractive Errors
Primary: Residual Refractive Cylinder — 0.04 diopters
N/A N=600 Calhoun Vision Light Adjustable Lens (LAL) in Subjects With Pre-Existing Corneal Astigmatism
Cataract
Primary: Percent Reduction in Manifest Cylinder — 74.6; 19.9 percent reduction in manifest cylinder
N/A N=448 Safety and Suitability of ICL for Correction of Refractive Errors Without the Use of Dispersive OVDs
Refractive Errors · Myopia · Myopic Astigmatism
Primary: Unaided Visual Acuity After the Procedure — 0.264; 0.227 LogMar vision
N/A N=58 Correction of Farsightedness in Children Study
Hyperopia · Farsightedness
Primary: Change in Kaufman Test of Educational Achievement (K-TEA) Reading Comprehension Score as Measured From Baseline to After 6 Weeks of Assigned Treatment (Hyperopic or…
Phase 3 N=118 Correction of Myopia Evaluation Trial 2
Myopia
Primary: Distribution of Change in Spherical Equivalent Refractive Error From Baseline to 3 Years — 6; 3; 11; 8 participants
Phase 4 N=119 Clinical Investigation of the Vision-R800 Device.
Myopia · Hyperopia · Astigmatism
Primary: Subjective Questionnaire Response — 22; 32; 5; 3 Participants
N/A N=12 Custom Anterior Surfacing of Scleral Lens for Vision Quality Improvement in Patients With Keratoconus
Keratoconus
Primary: Number of Participants With Normal Vision — 8 Participants
N/A N=51 Evaluating and Improving Functional Driving Vision of Patients With Astigmatism: Phase 3
Astigmatism
Primary: Tactical Composite Score — 0.34; -0.01; -0.33 score on a scale
N/A N=35 Evaluation of Vision After Vivity IOL Implantation With a Target of Slight Myopia in the Non-dominant Eye
Cataract
Primary: Binocular Near Visual Acuity — 0.14 logMAR
Phase 1 N=357 Use of the VisuMax™ Femtosecond Laser
Myopia
Primary: Effectiveness- Predictability of Participant Refractive Outcomes — 291; 306 Participants
N/A N=11 Evaluating and Improving Functional Driving Vision of Patients With Astigmatism
Astigmatism
Primary: Tactical Composite Score — -1.73; 0.19; 1.54 Z score
N/A N=16 Evaluating Contact Lens Optics
Myopia
Primary: Visual Performance — 0.23; 0.38 logMAR
N/A N=53 Quantification of the Visual Benefits of Soft Toric Contact Lenses Compared to Soft Spherical Contact Lenses
Astigmatism
Primary: Visual Acuity — 0.2 logMAR
N/A N=146 Observational Study of Optical Correction for Strabismic Amblyopia in Children 3 to <7 Years Old
Amblyopia
Primary: Mean Amblyopic Eye Visual Acuity Improvement With Spectacles — 2.3; 3.2 logMAR units
Phase 4 N=132 Presbyopia-Correcting Intraocular Lenses (IOLs)
Cataract
Primary: Best Corrected Visual Acuity — -0.075; -0.080; -0.081; 0.227 logMAR
Phase 3 N=50 Comparison of Cross-cylinder and Conventional Photorefractive Keratectomy(PRK) in Correcting Medium-high Astigmatism
Astigmatism
Primary: Correction of Astigmatism — -0.54; -0.59 diopter — p=<0.05
Phase 3 N=170 Safety and Effectiveness of Wavefront-Guided LASIK Corrections of Myopic Refractive Errors
Myopia
Primary: Percentage of Eyes With Loss of More Than 2 Lines Best Spectacle Corrected Visual Acuity (BSCVA) — 0 percentage of eyes
N/A N=100 Evaluation of a Night Spectacle Correction Concerning an Improvement of Mesopic Vision Quality
Myopia-Night Blindness
Primary: Night Myopia — -0.30; -0.32 D
N/A N=74 Safety and Effectiveness of the Calhoun Vision Light Adjustable Intraocular Lens (LAL)
Cataracts
Primary: Percentage of Eyes Achieving a Manifest Refraction Spherical Equivalent (MRSE) Within ± 0.50 D of the Intended Adjustment Target — 78.3; 80.0; 79.2 percentage of eyes
N/A N=168 WaveLight® EX500 Excimer Laser System for the Correction of Myopia Using InnovEyes™ in Conjunction With InnovEyes™ Sightmap
Myopia
Primary: Percentage of Eyes With Uncorrected Distance Visual Acuity (UCDVA) of 20/40 or Better (in Eyes With Preoperative Best Corrected Distance Visual Acuity (BCDVA) of 20/20…
N/A N=40 Assessment of Visual Performance in Patients With Low Levels of Astigmatism
Cataract Extraction · Corneal Astigmatism
Primary: High and Low Contrast Acuity — 0.0855; 0.065; 0.082 logMAR
N/A N=249 Hyperopia Treatment Study 1 (HTS1) - Glasses vs Observation
Hyperopia
Primary: Number of Participants With Confirmation of Failure Criteria — 5; 4; 11; 18 Participants — p=0.72
N/A N=35 Enhancement of Emmetropization in Highly Hyperopic Infants
Hyperopia
Primary: Central Cycloplegic Refractive Error With Retinoscopy — 1.6; 1.2; 2.8 Diopters
N/A N=25 A Comparison of Visual Function After Bilateral Implantation of Presbyopia-Correcting Intraocular Lenses (IOLs)
Cataract
Primary: Mean Binocular Defocus VA at Month 3 — 0.78; 0.59; 0.65; 0.45 logMAR
N/A N=151 Safety and Effectiveness of the AcuFocus Corneal Inlay ACI7000PDT in Presbyopes
Presbyopia
Primary: Uncorrected Near Visual Acuity 20/32 or Better — 73.8 percentage of subjects
Phase 2 N=42 Dilated Versus Non-Dilated Wavefront Corrections for Patients With Down Syndrome
Down Syndrome · Refractive Errors
Primary: Distance Visual Acuity — 0.41; 0.41; 0.40; 0.43 logMAR — p=0.92
N/A N=210 Clinical Study to Evaluate the Safety and Effectiveness of the RxSight Light Adjustable Lens (LAL) in Subjects With Prior Corneal Refractive Surgery
Aphakia · Cataract
Primary: Magnitude of Manifest Cylinder (MRCYL) Compared Between the Two Study Groups, LAL and Control — -0.319; -0.452 Diopter
N/A N=10 Early Feasibility Study to Evaluate the AccuraSee in Correcting Residual Refractive Errors After Cataract Surgery
Refractive Errors
Primary: Subjects With Stable Manifest Refraction Spherical Equivalent (MRSE) — 7 Subjects