Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 8, 2026, 9:13 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 30 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Astigmatism, Cataract
Interventions
Femtosecond laser assisted cataract surgery with astigmatism management
Procedure
Lead sponsor
Kenneth J Rosenthal
Other
Eligibility
18 Years to 95 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation Study on Corneal Lens for Vision Correction

NCT02053688
Conditions
Astigmatism
Interventions
Astigmatic Correction Lens (Nexis ACCL lenses), Toric Soft Contact Lenses
Device
Lead sponsor
FORSIGHT Vision3
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
6
States / cities
Fremont, California • Livermore, California • Menlo Park, California + 2 more
Terminated Not applicable Interventional Results available

Cataract Refractive Suite Study

NCT02974140
Conditions
Cataracts
Interventions
Cataract Refractive Suite (CRS), Standard manual technique
Device · Procedure
Lead sponsor
Alcon, a Novartis Company
Industry
Eligibility
22 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
3
States / cities
Panama City, Florida • Stillwater, Minnesota • Hurst, Texas
Conditions
Cataract, Astigmatism
Interventions
AcrySof IQ Toric IOL, AcrySof IQ Aspheric IOL, Limbal Relaxing Incision (LRI)
Device · Procedure
Lead sponsor
Alcon Research
Industry
Eligibility
21 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Fort Worth, Texas
Conditions
Astigmatism
Interventions
Femto arcs, Light Adjustable Lens (LAL)
Other · Device
Lead sponsor
Center For Sight
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Venice, Florida • Mt. Pleasant, South Carolina
Conditions
Mixed Astigmatism
Interventions
MEL 80 Mixed Astigmatism Treatment
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
5
States / cities
San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 2 more
Conditions
Astigmatism, Cataract
Interventions
Femto-AK
Device
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Hershey, Pennsylvania
Completed Not applicable Interventional Results available

Toric Intraocular Lens Following Cataract Surgery

NCT01140477
Conditions
Cataract, Astigmatism
Interventions
Toric Accommodating Lens, Accommodating Lens
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years and older
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Bridgewater, New Jersey
Conditions
Astigmatism
Interventions
enVista® One-Piece Hydrophobic Acrylic Toric IOL, enVista control lens
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years and older
Enrollment
191 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Irvine, California
Conditions
Myopia
Interventions
Corneal Refractive Therapy-spherical, Corneal Refractive Therapy-aspherical
Other
Lead sponsor
CooperVision International Limited (CVIL)
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
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
Keratoconus, Ectasia
Interventions
UVA Light with irradiance exposure of 9 mW/cm2, Riboflavin 0.1% ophthalmic solution
Device · Drug
Lead sponsor
Stephen Trokel
Other
Eligibility
16 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2022
U.S. locations
1
States / cities
New York, New York
Conditions
Cataracts
Interventions
The Acrysof toric SN60T3 IOL
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Charleston, South Carolina
Completed Not applicable Interventional Results available

Post-Approval Study of the TECNIS SYMFONY® Toric Lenses

NCT03791619
Conditions
Cataract, Corneal Astigmatism
Interventions
Higher Cylinder Toric IOL, Lower Cylinder Toric IOL
Device
Lead sponsor
Johnson & Johnson Surgical Vision, Inc.
Industry
Eligibility
22 Years and older
Enrollment
475 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
23
States / cities
Bakersfield, California • Long Beach, California • Santa Monica, California + 18 more
Conditions
Hyperopia
Interventions
MEL 80 Hyperopic LASIK Treatment
Device
Lead sponsor
Carl Zeiss Meditec, Inc.
Industry
Eligibility
21 Years and older
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
6
States / cities
San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 3 more
Conditions
Hyperopia, Hyperopic Astigmatism
Interventions
riboflavin ophthalmic solution, 0% dextran, UVA Irradiation (30 mW/cm2 for 2 minutes continuous UVA), UVA Irradiation (30 mW/cm2 for 3 minutes pulsed UVA with an on/off cycle of 2 seconds UVA on/1 second UVA off), Laser-assisted in situ keratomileusis
Drug · Device · Procedure
Lead sponsor
Glaukos Corporation
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
5
States / cities
San Diego, California • Waltham, Massachusetts • Teaneck, New Jersey + 2 more
Conditions
Cataract, Corneal Astigmatism
Interventions
RayOne EMV Toric IOL, RayOne Monofocal IOL, Cataract Surgery
Device · Procedure
Lead sponsor
Rayner Intraocular Lenses Limited
Industry
Eligibility
22 Years and older
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
9
States / cities
Fayetteville, Arkansas • Grand Junction, Colorado • Alexandria, Minnesota + 6 more
Conditions
Cataracts, Cataract Surgery
Interventions
Lens insertion during cataract surgery
Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Comparative Evaluation of Corneal Staining With Balafilcon A Lenses and Two Multi-Purpose Solutions

NCT01024855
Conditions
Myopia, Hyperopia, Astigmatism
Interventions
RevitaLens OcuTec MPS (Investigational MPS) and Opti-Free RepleniSH MPS (control)
Device
Lead sponsor
Abbott Medical Optics
Industry
Eligibility
18 Years to 99 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Santa Ana, California
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
Not listed Not applicable Interventional Accepts healthy volunteers

Wavefront Guided Scleral Lenses for Keratoconus and Irregular Astigmatism

NCT04698590
Conditions
Keratoconus, Irregular Astigmatism, Corneal Ectasia, Aberration, Corneal Wavefront, Wavefront Aberration, Corneal, Pellucid Marginal Corneal Degeneration, Keratoglobus
Interventions
Wavefront Guided Scleral Lenses, Traditional Scleral Lenses
Device
Lead sponsor
Cornea and Laser Eye Institute
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Teaneck, New Jersey
Completed Not applicable Interventional Results available

Evaluation of the Rotational Stability of the Tecnis Toric II IOL

NCT04327518
Conditions
Cataract, Corneal Astigmatism
Interventions
TECNIS® Toric II
Device
Lead sponsor
Johnson & Johnson Surgical Vision, Inc.
Industry
Eligibility
22 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Bakersfield, California • Los Angeles, California • Sioux City, Iowa + 4 more
Conditions
Cataract
Interventions
LAL (Light Adjustable Lens) and Light Deliver Device (LDD), Monofocal control IOL
Device
Lead sponsor
Calhoun Vision, Inc.
Industry
Eligibility
40 Years to 80 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
17
States / cities
Fayetteville, Arkansas • Los Angeles, California • Torrance, California + 14 more
Conditions
Cataract, Corneal Astigmatism
Interventions
IOL Model ZFR00V, IOL Model ZCB00
Device
Lead sponsor
Johnson & Johnson Surgical Vision, Inc.
Industry
Eligibility
22 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
15
States / cities
Bakersfield, California • Torrance, California • West Palm Beach, Florida + 12 more