Clinical trials: Eye--Refractive Errors
Astigmatism, Ametropia
Clinical Comparison of Two Daily Disposable Toric Soft Contact Lenses
The primary purpose of this study is to demonstrate noninferiority in the visual acuity at distance when wearing PRECISION1™ for Astigmatism (P1fA) soft contact lenses compared to another commercially available, soft toric…
- Conditions
- Astigmatism, Ametropia, Myopia
- Trial name
- NCT05483127
- Testing
- Verofilcon A toric soft contact lenses, Stenfilcon A toric soft contact lenses
- Where
- 11 sites in United States
- Volunteers
- 153 people
- Sponsor
- Alcon Research
Myopia
A Product Performance Evaluation of a Novel Contact Lens for Daily Disposable Use
Evaluation of the clinical performance of a novel Bausch \& Lomb daily disposable contact lens when compared to the currently marketed Bausch \& Lomb SofLens® daily disposable contact lenses and the currently marketed Johnson and…
- Trial name
- NCT00784641
- Testing
- Novel Bausch & Lomb daily disposable contact lenses, Bausch & Lomb SofLens daily disposable contact lenses., Johnson and Johnson 1-Day Acuvue Moist contact lenses
- Where
- United States
- Volunteers
- 567 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Refractive Errors, Astigmatism
Study of a Hand-held Device Plus Mobile App Versus Standard Eye Care Devices in Measuring Refractive Error of the Eye
Single-center, open-label, prospective study in healthy volunteers desiring refraction for correction of visual acuity to compare a handheld device supported by a mobile application with the phoropter and autorefractor.
- Trial name
- NCT03929588
- Testing
- Hand-held device supported by a mobile application, Phoropter, Autorefractor
- Where
- United States
- Volunteers
- 230 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Myopia
A Comparison of Two Daily Disposable Contact Lenses
This study seeks to evaluate the clinical performance of a recently improved daily disposable contact lens to an established daily disposable contact lens that contains a wetting agent.
- Trial name
- NCT00600080
- Testing
- etafilcon A, nelfilcon A
- Where
- United Kingdom
- Volunteers
- 60 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Lid Wiper Epitheliopathy
Lid Wiper Epitheliopathy Trial
The purpose of this study is to evaluate the effect of contact lens lubricity on lid wiper epitheliopathy (LWE) in symptomatic contact lens wearers.
- Trial name
- NCT01870856
- Testing
- Spectacles, Delefilcon A contact lenses, Etafilcon A contact lenses
- Volunteers
- 187 people
- Sponsor
- Alcon Research
Myopia
Influence of Rodenstock Spectacle Lenses on Myopia Progression.
The prevalence of myopia in Singapore is among the highest in the world, with 65 percent of our children being myopic by Primary 6, and 83 percent of young adults being myopic.
- Trial name
- NCT06816446
- Testing
- Myopia control spectacle lens, Single-vision lens
- Where
- Singapore
- Volunteers
- 185 people, healthy volunteers welcome
- Sponsor
- Rodenstock GmbH
Refractive Errors, Myopia
Pilot Clinical Performance of a Silicone Hydrogel Lens for Up to Six Nights of Extended Wear
The purpose of this clinical study is to evaluate the on-eye performance of an investigational soft contact lens compared to a commercially available soft contact lens when worn continuously for up to 1 week.
- Conditions
- Refractive Errors, Myopia, Hyperopia
- Trial name
- NCT04403542
- Testing
- Lehfilcon A contact lens, Comfilcon A contact lens
- Where
- 3 sites in United States
- Volunteers
- 36 people
- Sponsor
- Alcon Research
Myopia
Daily Disposable Dispensing Clinical Trial of Test Lens Against Stenfilcon A Lens
The purpose of this study is to investigate the overall clinical performance of the test daily disposable stenfilcon A lens with solution additive (test) compared to the stenfilcon A lens (control).
- Trial name
- NCT03024970
- Testing
- stenfilcon A lens with solution additive (test), stenfilcon A lens (control)
- Where
- 2 sites in United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Cataracts, Astigmatism
Randomized Comparison of the Abbott WHITESTAR Signature System With Ellips Tranversal Ultrasound vs. the Alcon Infiniti With the Ozil Torsional Handpiece in Phacoemulsification: A Contralaterally-Controlled Trial
The purpose of this study is to look at the outcomes of your vision after your cataract surgery based on two different types of equipment that will be used during your surgery.
- Trial name
- NCT01279031
- Testing
- Abbott WHITESTAR Signature System with Ellips Transversal Ultrasound, Alcon Infiniti wiht the OZIL Torsional Handpiece
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Innovative Medical
Ametropia
Optimization of a Photoretinoscopy Method for Determining the Objective Refraction of Children
The objective is to compare the refractive parameters of the photorefraction prototype device without cycloplegia with the refractive parameters of reference device, an autorefractometer with and without cycloplegia.
- Trial name
- NCT06295536
- Testing
- Comparator device, Closed-field autorefractometer
- Where
- Hong Kong
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- Essilor International
Myopia
Clinical Evaluation of a Silicone Hydrogel Lens
The purpose of this study is to assess the performance of an investigational contact lens among contact lens wearers.
- Trial name
- NCT01016132
- Testing
- lotrafilcon A contact lens
- Volunteers
- 152 people
- Sponsor
- CIBA VISION
Presbyopia, Astigmatism
Clinical Performance Evaluation of Two Frequent Replacement Silicone Hydrogel Multifocal Toric Contact Lenses
The purpose of this study is to evaluate on-eye clinical performance of the investigational contact lenses following 30 days of wear in the intended population.
- Trial name
- NCT06461455
- Testing
- Lehfilcon A multifocal for astigmatism contact lenses, Samfilcon A multifocal for astigmatism contact lenses, CLEAR CARE® Cleaning & Disinfecting Solution
- Where
- 11 sites in United States
- Volunteers
- 95 people
- Sponsor
- Alcon Research
Myopia, Myopic Astigmatism
SUPRACOR for Myopia and Myopic Astigmatism
This clinical study has been planned to evaluate the safety and effectiveness of the SUPRACR presbyopic excimer laser treatment algorithm for myopic eyes developed for applying to the cornea of the human eye in a single center.
- Conditions
- Myopia, Myopic Astigmatism, Presbyopia
- Trial name
- SUPRACOR (NCT01404884)
- Testing
- SUPRACOR
- Where
- Spain
- Volunteers
- 60 people
- Sponsor
- Technolas Perfect Vision GmbH
Cataract, Presbyopia
A Clinical Evaluation of the LensGen Intraocular Lens
A multi-center, open-label, non-comparative clinical trial to assess the safety and efficacy of the LensGen IOL (Juvene IOL) for the treatment of aphakia and presbyopia after removal of the natural crystalline lens due to…
- Trial name
- Grail (NCT05364658)
- Testing
- Juvene IOL
- Where
- 2 sites in Mexico
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- LensGen, Inc.
Choroidal Neovascularisation
Ranibizumab for the Treatment of Choroidal Neovascularisation (CNV) Secondary to Pathological Myopia (PM): an Individualized Regimen
This study is designed to provide efficacy and safety data in patients with choroidal neovascularisation (CNV) secondary to myopia using an individualized as-needed (PRN) dosing schedule.
- Trial name
- REPAIR (NCT01037348)
- Testing
- ranibizumab 0.5mg
- Where
- 12 sites in United Kingdom
- Volunteers
- 65 people
- Sponsor
- Novartis
Teenagers, Myopia
Visual and Postural Behavior in Myopic and Non-Myopic Teenagers
The goal of this observational study is to learn whether different types of eyeglasses prescription and different types of lenses change how close teenagers hold objects when looking at them up close.
- Trial name
- CALYPSO (NCT07440134)
- Testing
- Ophtalmic measurements, Visuo-postual measurements
- Where
- France
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Essilor International
Presbyopia
Phase 1/2 Study of AGN-241622 in Healthy Participants and Participants With Presbyopia
The objective of this study is to evaluate the safety, tolerability, pharmacokinetics, and efficacy of AGN-241622 ophthalmic solution for the first time in human participants
- Trial name
- NCT04403763
- Testing
- AGN-241622, Vehicle
- Where
- 10 sites in United States
- Volunteers
- 80 people
- Sponsor
- AbbVie
Presbyopia
Evaluate the Efficacy and Safety of CTO0307 in Adults With Presbyopia
This study was to compare the presbyopia correction effect between the treatment group and the control group, evaluated by the proportion of patients who achieved an improvement of 3 lines or more in mesopic binocular DCNVA at…
- Trial name
- NCT07723716
- Testing
- CTO0307 Eye drop
- Where
- South Korea
- Volunteers
- 167 people
- Sponsor
- Taejoon Pharmaceutical Co., Ltd.
Myopia, Pathological
VEGF Trap-Eye in Choroidal Neovascularization Secondary to Pathologic Myopia (mCNV)
VEGF Trap-Eye will be tested for safety and efficacy in patients with vision loss due to choroidal neovascularization secondary to pathologic myopia. This will be a placebo-controlled trial.
- Trial name
- Myrror (NCT01249664)
- Testing
- VEGF Trap-Eye (BAY86-5321), No Drug
- Where
- 20 sites in Hong Kong, Japan and 3 more
- Volunteers
- 122 people
- Sponsor
- Bayer
Presbyopia
Comparing the Performance of 1 Day Multifocal Contact Lenses
The objective of the study was to compare the lens handling and performance of Lens A to habitually worn multifocal contact lenses and to the competitor Lens B.
- Trial name
- NCT04449263
- Testing
- Lens A, Lens B, Habitual Lenses
- Where
- 5 sites in United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.