Clinical trials: Eye--Refractive Errors
Cataract, Corneal Astigmatism
Clinical Trial of a Hydrophilic EMV Toric Lens RAO210T in the Correction of Aphakia and Corneal Astigmatism
The objectives of the clinical investigation are to determine the safety and performance of the RayOne EMV Toric (Model RAO210T) following unilateral implantation and approximately 6 months (120 to 180 days) of post-operative…
- Trial name
- NCT05985304
- Testing
- RayOne EMV Toric IOL, RayOne Monofocal IOL, Cataract Surgery
- Where
- 9 sites in United States
- Volunteers
- 274 people
- Sponsor
- Rayner Intraocular Lenses Limited
Myopia
Stellest Lenses and Low-concentration Atropine Myopia Control Among Children
The prevalence of myopia is increasing globally, especially in Asian countries. 70-80% of the young population suffers from myopia, and almost 20% have high myopia.
- Trial name
- NCT06344429
- Testing
- Stellest Lenses, Stellest Lenses+0.05% atropine, Single vision Lenses+0.05% atropine
- Where
- Taiwan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Essilor-Polylite Taiwan Co., Ltd.
Myopia
Performance of Somofilcon A Over One Week in Wearers Adapted to Omafilcon A
The objective of the study is to determine if habitual or adapted contact lens wearers of Omafilcon A can be confidently refit into Somofilcon A lenses and be successful after one week of daily wear.
- Trial name
- NCT03226353
- Testing
- somofilcon A, omafilcon A
- Where
- Canada
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Refractive Errors
Clinical Assessment of a Daily Disposable Soft Silicone Hydrogel Contact Lens
The purpose of this study is to assess the clinical performance of DAILIES TOTAL1® spherical soft contact lenses over approximately 1 week of daily wear.
- Trial name
- NCT06044948
- Testing
- Delefilcon A contact lenses
- Where
- 6 sites in United States
- Volunteers
- 97 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Myopia
One-Day Dispensing Clinical Evaluation of SofLens Daily Disposable Lenses Compared to a Marketed 1 Day Contact Lens
The objective of this one-day study will be to evaluate the clinical performance of SofLens Daily Disposable lenses compared to that of a marketed 1 Day Contact Lens.
- Trial name
- NCT00902850
- Testing
- SofLens Daily Disposable, Marketed 1 Day Contact Lens
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Clinical Evaluation on Using Personal Face Masks With Spectacles Versus Contact Lenses
The aim of this study was to explore satisfaction with vision correction and ease of use of PFM (Personal Face Masks) in a group of spectacle wearers who were randomised to continue wearing spectacles or be fitted with daily…
- Trial name
- NCT04658797
- Testing
- somofilcon A Daily Disposable Contact Lens, Single Vision Spectacle for Vision Correction, Personal Facemask
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
The Clinical Performance of the Biofinity Contact Lens (Comfilcon A) With Two Lens Care Systems
This will be a controlled and randomized, single-masked, crossover study in which 48 subjects will use the Biofinity Contact Lens (comfilcon A) with each of the two lens care products ('solutions'), (Synergi and Biotrue…
- Trial name
- NCT02510820
- Testing
- comfilcon A, Synergi, Biotrue
- Where
- United Kingdom
- Volunteers
- 51 people
- Sponsor
- CooperVision, Inc.
Astigmatism
Evaluation of Two Toric Soft Contact Lenses After Two Weeks of Wear
The purpose of this study is to determine the relative performance of a new toric soft contact lens against a toric contact lens currently available in market, specifically with regards to the comfort and vision after two weeks…
- Trial name
- NCT00584220
- Testing
- senofilcon A toric, alphafilcon A toric
- Volunteers
- 96 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error, Presbyopia
Clinical Evaluation of DAILIES TOTAL 1® Multifocal Compared to 1-Day Acuvue® Moist® Multifocal in a Japanese Population
The purpose of this clinical study is to evaluate DAILIES TOTAL1® Multifocal (DT1MF) contact lenses compared to 1-DAY ACUVUE® Moist® Multifocal (AMMF) contact lenses for investigator-graded lens centration in a Japanese…
- Trial name
- NCT03341923
- Testing
- Delefilcon A multifocal contact lenses, Etafilcon A multifocal contact lenses
- Where
- 4 sites in Japan
- Volunteers
- 151 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Presbyopia, Astigmatism
Clinical Evaluation of Investigational Multifocal Toric Contact Lenses
This non-dispensing study is to evaluate the clinical performance of a test multifocal toric silicone hydrogel contact lens compared to a marketed multifocal toric contact lens (control).
- Trial name
- NCT03519282
- Testing
- comfilcon A multifocal toric lens, omafilcon A Multifocal Toric Lens
- Where
- United Kingdom
- Volunteers
- 13 people
- Sponsor
- CooperVision, Inc.
Ametropia, Myopia; Refractive Error
The Objective of This Study is to Evaluate the Perfomance of a Photorefraction Device for Screening Ametropia in Children. Eligible Participants Will Undergo Multiple Refractive Error Measurements, Visual Acuity and Strabismus Assessments During a Single Evaluation Visit.
The goal of this clinical trial is to evaluate the performance of a photorefraction screener in terms of sensibility, sensitivity and accuracy on children aged 3 to 8 y.o.
- Conditions
- Ametropia, Myopia; Refractive Error, Myopia; Astigmatism
- Trial name
- NCT06882408
- Testing
- Photorefraction device under investigation, Comparator device, Tabletop auto-refractometer, Comparator device, portable photorefraction device
- Where
- 2 sites in France
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- Essilor International
Hyperopia, Myopia
Clinical Study of Clariti Monthly Contact Lens
A clinical study report follows; this clinical study evaluated the safety and efficacy of SAUFLON CLARITI Soft Silicone Hydrogel Contact Lens with UV Blocker by comparison with Air Optix Aqua silicone hydrogel contact lenses…
- Trial name
- NCT01392950
- Testing
- Air Optix Aqua, Clariti
- Where
- United Kingdom
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Sauflon Pharmaceuticals Ltd
Refractive Errors
Clinical Performance of Two Daily Disposable Contact Lenses - Study 1
The purpose of this study is to evaluate end of day (EOD) visual acuity (VA) at distance when wearing Precision1™ contact lenses compared to Acuvue® Moist contact lenses.
- Trial name
- NCT03969290
- Testing
- Verofilcon A contact lenses, Etafilcon A contact lenses
- Where
- Germany
- Volunteers
- 69 people
- Sponsor
- Alcon Research
Myopia
Clinical Evaluation of Two Daily Disposable Lenses in a Population of Daily Disposable (DD) Lens Wearers
The purpose of this study is to evaluate the performance of two daily disposable contact lenses in a population of daily disposable contact lens wearers.
- Trial name
- NCT00958828
- Testing
- Nelfilcon A contact lens, Narafilcon A contact lens
- Volunteers
- 178 people
- Sponsor
- CIBA VISION
Myopia
Exploratory Study on the Effectiveness of Myopia Control Lenses in Slowing Myopia Progression in Young Children
This study will be a mono-center, single-arm, unmasked study evaluating the effectiveness of test lens in slowing myopia progression in children aged 6 to 8 years.
- Trial name
- NCT06857864
- Testing
- Test myopia control lenses (BSL)
- Where
- Singapore
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Essilor International
Presbyopia
Clinical Evaluation of Biofinity Multifocal Compared With Air Optix Aqua Multifocal and With PureVision Multifocal
This is a prospective, multi-centre, randomised, single-blind, cross-over study to compare the BIOFINITY® MULTIFOCAL lens and respectively the AIR OPTIX® AQUA MULTIFOCAL lens (lenses allocated on a ratio of 1/0.5) and the…
- Trial name
- INNOVATION (NCT01591499)
- Testing
- BIOFINITY® MF - AIR OPTIX® AQUA MF, BIOFINITY® MF - PUREVISION® MF
- Volunteers
- 142 people
- Sponsor
- CooperVision, Inc.
Myopia
Evaluation of Deposits on Contact Lenses Worn Extended Wear
The purpose of this study was to measure lipid deposits on commercially marketed contact lenses when worn on an extended wear (overnight) basis for 7 days.
- Trial name
- NCT00725530
- Testing
- balafilcon A contact lens (PureVision), etafilcon A contact lens (Acuvue2)
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Alcon Research
Myopia
A Comparison of Two Color Contact Lenses in Habitual Clear Contact Lens Wearers
The purpose of this study is to evaluate the comfort of color contact lenses in a population of clear contact lens wearers who have an interest in wearing color contact lenses.
- Trial name
- NCT02175199
- Testing
- Lotrafilcon B contact lenses with color printing, Phemfilcon A contact lenses with color printing
- Volunteers
- 151 people
- Sponsor
- Alcon Research
Myopia, Astigmatism
A Safety and Effectiveness Study of PRK Using the ALLEGRETTO WAVE® EYE-Q Excimer Laser System
The purpose of this study is to evaluate the safety and effectiveness of the ALLEGRETTO WAVE EYE-Q excimer laser system for the reduction of myopia with or without astigmatism in subjects undergoing photorefractive keratectomy…
- Trial name
- NCT01699087
- Testing
- Photorefractive keratectomy (PRK), ALLEGRETTO WAVE EYE-Q excimer laser system
- Volunteers
- 176 people
- Sponsor
- Alcon Research
Myopia
One Week Assessment of The Phenacite Lens
This study will investigate performance criteria over one week of daily wear to determine if the Study Test contact lens performs equivalently to the comfilcon A contact lenses in terms of subjective ratings and of visual…
- Trial name
- NCT02553395
- Testing
- Phenacite (Test) contact lens, comfilcon A contact lens
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- CooperVision, Inc.