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Showing 265–288 of 634 matching trials from the live ClinicalTrials.gov search.
Conditions
Refractive Errors
Interventions
Lotrafilcon A contact lenses, Balafilcon A contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
1,256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
8
States / cities
San Diego, California • Jacksonville, Florida • Miami, Florida + 5 more
Completed Not applicable Interventional Results available

ACRYSOF® Toric NATURAL T9 Intraocular Lens (IOL)

NCT00967473
Conditions
Bilateral Cataract
Interventions
ACRYSOF® Single-Piece NATURAL Toric IOL Model SN60T9 and Model SN60T8.
Device
Lead sponsor
Alcon Research
Industry
Eligibility
21 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Refractive Error, Myopia
Interventions
Verofilcon A contact lenses, Etafilcon A contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
5
States / cities
Jacksonville, Florida • Maitland, Florida • Orlando, Florida + 2 more
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of the Bausch & Lomb PureVision Under Nighttime Driving Conditions

NCT00581659
Conditions
Astigmatism
Interventions
Not listed
Lead sponsor
University of Iowa
Other
Eligibility
25 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Hyperopia, Myopia
Interventions
somofilcon A lens, stenfilcon A lens, fanfilcon A lens, comfilcon A lens, verofilcon A lens, serafilcon A lens, lehfilcon A lens, delefilcon A lens, senofilcon A daily disposable lens, senofilcon A with blue light technology lens, senofilcon A bi-weekly lens, samfilcon A lens, kalilfilcon A lens
Device
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Bloomington, Indiana
Conditions
Astigmatism, Presbyopia, Ametropia
Interventions
comfilcon A Sphere lens, comfilcon A Toric lens, comfilcon A Multifocal lens, comfilcon A Multifocal Toric lens, comfilcon A Energys lens
Device
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
8 Years to 75 Years
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
4
States / cities
Berkeley, California • Granville, Ohio • College, Pennsylvania + 1 more
Completed Not applicable Interventional Results available

Clinical Performance Comparison of Two Contact Lenses

NCT00975585
Conditions
Myopia
Interventions
senofilcon A, lotrafilcon B
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 45 Years
Enrollment
379 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
25
States / cities
North Little Rock, Arkansas • Campbell, California • Colorado Springs, Colorado + 21 more
Conditions
Myopia
Interventions
LASIK
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
20 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Recruiting Not applicable Interventional Accepts healthy volunteers

Wavefront-guided LASIK Surgery Compared to Ray Tracing-Guided LASIK Surgery

NCT07078799
Conditions
Myopia, Astigmatism
Interventions
LASIK
Procedure
Lead sponsor
Stanford University
Other
Eligibility
22 Years to 59 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Refractive Error
Interventions
iDesign Refractive Studio with STAR S4 IR® Excimer laser System
Device
Lead sponsor
AMO Development, LLC
Industry
Eligibility
40 Years and older
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
10
States / cities
Los Angeles, California • Chicago, Illinois • Las Vegas, Nevada + 7 more
Conditions
Cataract
Interventions
ReSTOR +3, Tecnis MF
Device
Lead sponsor
Alcon Research
Industry
Eligibility
21 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
3
States / cities
Panama City, Florida • Charleston, South Carolina • Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Study to Evaluate a New Silicone Hydrogel Contact Lens

NCT01309893
Conditions
Myopia
Interventions
Investigational Lens, Air Optix Aqua lens
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, New York
Conditions
Myopia
Interventions
omafilcon A, etafilcon A
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years to 40 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
4
States / cities
Phoenix, Arizona • Lake Zurich, Illinois • Athens, Ohio + 1 more
Completed Not applicable Interventional Results available

Evaluation of Etafilcon A Daily Disposable Lenses

NCT02061592
Conditions
Myopia
Interventions
etafilcon A
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
7
States / cities
Jacksonville, Florida • Honolulu, Hawaii • Kahului, Hawaii + 4 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Enfilcon A Soft Contact Lens When Compared to Galyfilcon A Soft Contact Lens

NCT01706770
Conditions
Ametropia
Interventions
enfilcon A, galyfilcon A
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
3
States / cities
Pismo Beach, California • San Diego, California • East Lansing, Michigan
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Product Performance Evaluation of a Novel Contact Lens for Daily Disposable Use

NCT00784641
Conditions
Myopia
Interventions
Novel Bausch & Lomb daily disposable contact lenses, Bausch & Lomb SofLens daily disposable contact lenses., Johnson and Johnson 1-Day Acuvue Moist contact lenses
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years and older
Enrollment
567 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Rochester, New York
Completed No phase listed Observational Accepts healthy volunteers Results available

Assessment of Measurement Variability Across Automated Biometry Devices

NCT06045325
Conditions
Myopia
Interventions
Orbscan II, IOL Master 700, IOL Master 500, Atlas 9000, Lenstar 900, Pentacam, iTrace, Argos, Manual caliper measurement
Diagnostic Test
Lead sponsor
Berkeley Eye Center
Other
Eligibility
18 Years to 50 Years
Enrollment
204 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Wavefront-guided vs. Topography-guided LASIK

NCT05588882
Conditions
Myopia
Interventions
Wavefront-guided LASIK, Wavefront-guided
Procedure
Lead sponsor
Stanford University
Other
Eligibility
22 Years to 59 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Side Effects of Atropine (SEA) Study

NCT03593044
Conditions
Myopia
Interventions
0.01% concentration atropine drops
Drug
Lead sponsor
Jeffrey J. Walline, OD PhD
Other
Eligibility
21 Years to 30 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Results available

Vistakon Investigational Lens Worn as a Single Use Daily Wear

NCT01031004
Conditions
Myopia
Interventions
narafilcon B, etafilcon A
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
3
States / cities
Salt Lake City, Utah • Virginia Beach, Virginia • Laramie, Wyoming
Conditions
Myopia
Interventions
Atropine, MiSight contact lenses
Drug · Device
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
5 Years to 12 Years
Enrollment
348 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Results available

Clinical Comparison of Two Daily Disposable Soft Contact Lenses

NCT03518008
Conditions
Myopia, Refractive Errors
Interventions
verofilcon A contact lenses, somofilcon A contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Maitland, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear

NCT03722784
Conditions
Myopia, Hyperopia, Astigmatism
Interventions
Invigor A (test), Invigor B (control)
Device
Lead sponsor
CooperVision, Inc.
Industry
Eligibility
18 Years and older
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
6
States / cities
Torrance, California • East Lansing, Michigan • St Louis, Missouri + 3 more
Conditions
Myopia
Interventions
Atropine
Drug
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years to 35 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Berkeley, California