Clinical trials: Eye--Refractive Errors
Presbyopia
Performance of a Multifocal Contact Lens - Presbyopia Study
This is a four week study to evaluate the performance of a multifocal contact lens in habitual wearers of silicone hydrogel multifocal contact lenses.
- Trial name
- NCT02450747
- Testing
- etafilcon A MULTIFOCAL
- Where
- Canada
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error
Initial Performance of a Modified Daily Disposable Contact Lens
The purpose of this study is to evaluate the incidence of ocular discomfort device-related adverse events with DAILIES TOTAL1® with UV Absorber (DT1 UV) contact lenses compared with current DAILIES TOTAL1® (DT1) contact lenses.
- Trial name
- NCT02694835
- Testing
- Delefilcon A contact lenses with UV Absorber, Delefilcon A contact lenses
- Volunteers
- 81 people
- Sponsor
- Alcon Research
Myopia
Clinical Comparison of Two Daily Disposable Contact Lenses in a Population of Daily Disposable Contact Lens Wearers
The purpose of this study is to evaluate the performance of two commercially marketed daily disposable contact lenses in a population of daily disposable contact lens wearers.
- Trial name
- NCT01233076
- Testing
- Nelfilcon A contact lens, Narafilcon B contact lens
- Volunteers
- 60 people
- Sponsor
- CIBA VISION
Refractive Error, Myopia
Clinical Comparison of DDT2 Contact Lens and a Daily Disposable Contact Lens - Study 2
The purpose of this study was to evaluate visual acuity at distance when wearing DDT2 contact lenses compared to Clariti contact lenses.
- Trial name
- NCT03888482
- Testing
- Verofilcon A contact lenses, Somofilcon A contact lenses
- Where
- 8 sites in United States
- Volunteers
- 154 people
- Sponsor
- Alcon Research
Astigmatism, Myopia
Evaluation of Two Daily Disposable Contact Lenses for Wearers With Astigmatism
The purpose of this trial is to compare the performance of two contact lenses for contact lens wearers with astigmatism.
- Trial name
- NCT01207466
- Testing
- Nelfilcon A investigational contact lens, Nelfilcon A commercial contact lens
- Volunteers
- 95 people
- Sponsor
- CIBA VISION
Astigmatism
Evaluating and Improving Functional Driving Vision of Patients With Astigmatism: Phase 3
It is a common clinical practice to leave small amounts of astigmatism uncorrected in contact lens wearers. Therefore, some drivers who have astigmatism and wear contact lenses may experience blur while driving.
- Trial name
- NCT02950545
- Testing
- Spherical Lenses, Toric Lenses
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Myopia
Comparative Clinical Evaluation of Daily Disposable Lenses in Symptomatic Daily Disposable Lens Wearers
The purpose of this study is to evaluate the extent to which symptoms improve in symptomatic contact lens wearers when fit with one of two different daily disposable contact lenses.
- Trial name
- NCT01035905
- Testing
- Nelfilcon A contact lens, Narafilcon A contact lens
- Volunteers
- 63 people
- Sponsor
- CIBA VISION
Myopia
Evaluation Of One Silicone Hydrogel Contact Lens and Two Hydrogel Lenses in Daily Wear
To evaluate the comparative clinical performance of the fanfilcon A silicone hydrogel lens used in daily wear and to compare this with competitive hydrogel lens products.
- Trial name
- NCT04050618
- Testing
- fanfilcon A test lens, ocufilcon D control lens, etafilcon A control lens
- Where
- 6 sites in United States
- Volunteers
- 114 people
- Sponsor
- CooperVision, Inc.
Refractive Ametropia, Myopia
Comparison of Two Daily Disposable Lenses
The purpose of this study was to compare the clinical performance of the new DAILIES® AquaComfort PLUS® FreshTech (DACP FreshTech) contact lenses to an already marketed daily disposable contact lens, DAILIES® AquaComfort PLUS®…
- Trial name
- NCT04013789
- Testing
- DACP FreshTech contact lenses, DACP contact lenses
- Where
- United States
- Volunteers
- 79 people
- Sponsor
- Alcon Research
Aphakia, Presbyopia
Clareon PanOptix Pro vs. Clareon PanOptix - Study B
The purpose of this study is to evaluate the safety and effectiveness of Clareon™ PanOptix™ Pro Trifocal Intraocular Lens (IOL) compared to Clareon™ PanOptix™ Trifocal IOL.
- Trial name
- NCT06401551
- Testing
- CPO Pro IOL, CPO IOL, Cataract Surgery
- Where
- 8 sites in United States
- Volunteers
- 71 people
- Sponsor
- Alcon Research
Refractive Error
Clinical Performance of a Silicone Hydrogel for Daily Disposable Wear
The purpose of this study is to compare the visual acuity of an investigational silicone hydrogel to a commercially available silicone hydrogel in contact lens wearers.
- Trial name
- NCT03095027
- Testing
- FID122819 contact lenses, Stenfilcon A contact lenses
- Where
- 3 sites in United States
- Volunteers
- 54 people
- Sponsor
- Alcon Research
Soft Contact Lenses, Myopia
DAILIES TOTAL1 Versus ACUVUE TruEye - Effects on the Biology of the Ocular Surface and Lid Margin
This is a prospective, single center, randomized, bilateral crossover, dispensing clinical trial to evaluate the effects of the water gradient lens, DAILIES TOTAL1, on the biology of corneal epithelium over two months of daily…
- Trial name
- TruEyeTotal1 (NCT02347631)
- Testing
- Soft Contact Lens - Daily Disposable Alcon Dailies Total 1 and ACUVUE TruEye, Soft Contact Lens - Acuvue TruEye and Alcon DAILIES TOTAL 1.
- Where
- United States
- Volunteers
- 118 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Myopia, Myopic Astigmatism
Post-Market Evaluation of the EVO ICL
The objective of this study is to assess the rate of early intraocular pressure (IOP) increases following implantation of EVO/EVO+ Implantable Collamer Lens (ICL).
- Trial name
- NCT05538754
- Testing
- EVO ICL
- Where
- 8 sites in United States
- Volunteers
- 205 people
- Sponsor
- Staar Surgical Company
Astigmatism
Performance Evaluation of Two Daily Disposable Toric Lens Designs in Habitual Soft Contact Lens Wearers
The objective of the study is to compare the clinical performance of two different daily disposable, SiHy toric contact lens types, Lens A and Lens B, in existing soft lens wearers when worn for one week each.
- Trial name
- NCT04831515
- Testing
- Lens A, Lens B
- Where
- 4 sites in United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
A Clinical Comparison of Two Daily Disposable Soft Contact Lenses
This double-masked, randomized, bilateral, crossover, direct refit study compared the clinical performance of two daily disposable contact lenses (somofilcon A and stenfilcon A) when fitted to existing wearers of comfilcon A…
- Trial name
- NCT04005885
- Testing
- comfilcon A, somofilcon A, stenfilcon A
- Where
- United Kingdom
- Volunteers
- 55 people
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
Evaluation of the Effectiveness of Two Marketed Multi-Purpose Solutions for Silicone Hydrogel Contact Lenses - Study 1
The purpose of this study was to evaluate the performance of Opti-Free® PureMoist® Multi-Purpose Disinfecting Solution (MPDS) compared to Biotrue™ Multipurpose Solution (MPS) in silicone hydrogel contact lens wearers.
- Conditions
- Myopia, Hyperopia, Contact Lens Comfort
- Trial name
- NCT01684033
- Testing
- Opti-Free® PureMoist® MPDS, Biotrue™ MPS, Habitual contact lenses
- Volunteers
- 207 people
- Sponsor
- Alcon Research
Myopia
A Study to Evaluate a New Silicone Hydrogel Contact Lens
The objective of this study is to determine the clinical feasibility and to evaluate the product performance of investigational contact lenses.
- Trial name
- NCT01309893
- Testing
- Investigational Lens, Air Optix Aqua lens
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
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
Correction of Myopia Evaluation Trial 2
The purpose of the study is to determine if progressive addition lenses (PALs) versus single vision lenses (SVLs) slow the progression of low myopia in children with poor accommodative responses (i.e., large accommodative lags)…
- Trial name
- COMET2 (NCT00320593)
- Testing
- Progressive Addition Lenses (PALs), Single Vision Lenses (SVLs)
- Where
- 8 sites in United States
- Volunteers
- 118 people
- Sponsor
- Jaeb Center for Health Research
Ametropia
Dispensing Study for the Phenacite Project
Dispensing Study for the Phenacite Project. The investigational test lens was not the final optical design and the study was not used for design validation.
- Trial name
- NCT02436005
- Testing
- Phenacite, comfilcon A
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- CooperVision, Inc.