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Showing 25–32 of 8 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Refractive Error Correction, Visual Acuity
Interventions
Metric-optimized spectacles, Routine Clinical Spectacles
Device
Lead sponsor
Ohio State University
Other
Eligibility
5 Years to 12 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Bilateral Refractive Amblyopia
Interventions
Spectacles
Device
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
3 Years to 10 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Durham, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhancement of Emmetropization in Highly Hyperopic Infants

NCT03669146
Conditions
Hyperopia
Interventions
Glasses
Device
Lead sponsor
Donald O Mutti, OD, PhD
Other
Eligibility
8 Weeks to 15 Weeks
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Completed No phase listed Observational

Smart Autofocusing Eyeglasses

NCT03911596
Conditions
Presbyopia
Interventions
Smart Autofocusing Eyeglasses
Device
Lead sponsor
University of Utah
Other
Eligibility
45 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Myopia
Interventions
MEL 80 Treatment of High Myopia
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
18 Years and older
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
5
States / cities
San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 2 more
Completed Not applicable Interventional Results available

Base-in Prism Spectacles for Intermittent Exotropia

NCT03998670
Conditions
Exotropia Intermittent
Interventions
Prism Glasses, Non-Prism Glasses
Device
Lead sponsor
Jaeb Center for Health Research
Other
Eligibility
3 Years to 13 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
28
States / cities
Birmingham, Alabama • Glendale, Arizona • Little Rock, Arkansas + 23 more
Completed Not applicable Interventional Accepts healthy volunteers

High Refractive Index Material 510(k)

NCT00766168
Conditions
Myopia, Hyperopia
Interventions
HDS HI 1.54; pahrifocon A, FluoroPerm 30 RGP; paflufocon C
Other · Device
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
12 Years and older
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
8
States / cities
Lake Elsinore, California • Englewood, Colorado • East Lansing, Michigan + 5 more
Completed Not applicable Interventional Results available

Post Approval Study of the AcrySof® IQ ReSTOR® Toric IOLs

NCT03733730
Conditions
Aphakia, Presbyopia, Astigmatism
Interventions
ACRYSOF IQ RESTOR +3.0 Multifocal Toric IOL, ACRYSOF IQ RESTOR +2.5 D Multifocal Toric IOL, ACRYSOF IQ RESTOR +2.5 D Multifocal IOL, Cataract Surgery
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
22 Years and older
Enrollment
2,449 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
37
States / cities
Dothan, Alabama • Phoenix, Arizona • Fresno, California + 32 more