Clinical trials: Refractive Error
Myopia
Assessment of Lotrafilcon A Contact Lenses
The purpose of this 3-month study is to evaluate subjective responses to an upgraded contact lens.
- Trial name
- NCT01185834
- Testing
- Lotrafilcon A upgrade soft contact lens
- Volunteers
- 118 people
- Sponsor
- CIBA VISION
Myopia
Non-dispense Comfort Comparison of Two Silicone Hydrogel Lenses
The purpose of this study is to compare subjective responses to two contact lenses after 15 minutes of wear.
- Trial name
- NCT00808834
- Testing
- Lotrafilcon A contact lens, Senofilcon A contact lens
- Volunteers
- 196 people
- Sponsor
- CIBA VISION
Myopia
Assessment of Daily Disposable Silicone Hydrogel Lens Wear
The purpose of this study is to evaluate the effect of an investigational silicone hydrogel soft contact lens on new contact lens wearers (neophytes) compared to a control of spectacle wearers.
- Trial name
- NCT01093625
- Testing
- Narafilcon B Contact Lens, Spectacles
- Where
- United States
- Volunteers
- 157 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Ophthalmic Compatibility During Seven Days of Continuous Wear of Silicone Hydrogel Lenses
The purpose of this study is to assess the ophthalmic compatibility of three different silicone hydrogel lenses worn on an overnight basis for six nights.
- Trial name
- QUINCE (NCT00934102)
- Testing
- Narafilcon A contact lens, Lotrafilcon A contact lens, Galyfilcon A contact lens
- Where
- Canada
- Volunteers
- 57 people
- Sponsor
- CIBA VISION
Myopia
Daily Disposable Comparison Study
The objective of the study is to compare the overall subjective preference between two Daily Disposable hydrogel lenses when refitted into a third hydrogel lens.
- Trial name
- NCT02094677
- Testing
- filcon II 3, etafilcon A, nelfilcon A
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- CooperVision, Inc.
Presbyopia
A Clinical Trial to Evaluate the Safety and Effectiveness of the Raindrop Near Vision Inlay for Pseudophakic Subjects
The objective of this study is to evaluate the safety and effectiveness of the Raindrop Near Vision Inlay implanted in bilateral pseudophakes with presbyopia for improvement of near and intermediate vision.
- Trial name
- NCT03017612
- Testing
- Raindrop Near Vision Inlay
- Where
- 6 sites in United States
- Volunteers
- 13 people
- Sponsor
- ReVision Optics, Inc.
Myopia
Study of Safety and Effectiveness of the Boston Orthokeratology Shaping Lens in the Arise Orthokeratology Lens
The objective of this orthokeratology study is to evaluate the safety and effectiveness of the Arise Orthokeratology Lens with non-spherical posterior peripheral curves
- Trial name
- NCT05984290
- Testing
- orthokeratology lens
- Where
- 6 sites in United States
- Volunteers
- 90 people
- Sponsor
- Bausch & Lomb Incorporated
Astigmatism
Clinical Evaluation of Proclear Toric and Biofinity Toric
The aim of this study is to compare the short-term clinical performance of two Toric contact lenses.
- Trial name
- NCT06431061
- Testing
- Lens A (omafilcon B), Lens B (comfilcon A)
- Where
- Canada
- Volunteers
- 37 people
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
Corneal and Conjunctival Sensitivity and Staining Study
The primary objective of this study is to compare subjective symptoms and ocular health in a group of individuals who are currently wearing soft contact lenses on a daily wear basis, after a short period of no lens wear and…
- Trial name
- NCT00455455
- Testing
- Optifree RepleniSH Multipurpose Disinfecting Solution, ReNu Multiplus Multipurpose Solution
- Where
- Canada
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Myopia
1 Week Crossover Study Between Two Soft Contact Lenses
The objective of this investigation is to compare the visual clinical performance of two daily disposable soft contact lenses.
- Trial name
- NCT06611410
- Testing
- Test Lenses (stenfilcon A), Control Lenses (omafilcon A)
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- CooperVision, Inc.
Myopia
Dehydration of Stenfilcon A Contact Lenses Versus Delefilcon A Contact Lenses
The study will explore in vivo lens dehydration rates across a 12hr wear period for the study lenses.
- Trial name
- NCT02366923
- Testing
- stenfilcon A, delefilcon A
- Where
- Canada
- Volunteers
- 28 people
- Sponsor
- CooperVision, Inc.
Myopia
Dual Focus Soft Contact Lens Wear Cessation Study
The purpose of this study is to investigate the effect of ceasing treatment with dual focus soft contact lenses.
- Trial name
- NCT05779072
- Testing
- Single Vision Soft Contact Lens
- Where
- 4 sites in Canada, Portugal and 2 more
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
An Evaluation of the Effectiveness of Dual Focus Soft Contact Lenses in Slowing Mypoia Progression
The purpose of this study is to determine whether a new type of soft contact lens with a unique optical design (dual focus) is effective at slowing the progression of myopia (near-sightedness) in children.
- Trial name
- NCT01729208
- Testing
- Dual Focus Soft Contact Lens, Single Vision Soft Contact Lens
- Where
- 4 sites in Canada, Portugal and 2 more
- Volunteers
- 144 people
- Sponsor
- CooperVision, Inc.
Myopia
Myopia Control With the Multi-segment Lens
The purpose of this study is to determine if the Multiple-Segment (MS) spectacle lens can slow myopia progression in Hong Kong schoolchildren. MS lens is also called Defocus Incorporated Multiple Segments (DIMS) spectacle lens
- Trial name
- NCT02206217
- Testing
- Multiple-Segment spectacle lens
- Where
- 2 sites in China, Hong Kong
- Volunteers
- 183 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Juvenile Myopia
Myopia Assessment of Two Manufacturing Processes
Randomized, controlled, multisite, subject- and observer-masked, contralateral clinical trial of 6-month duration to compare two SightGlass Vision Diffusion Optics Technology (DOT) spectacle lens manufacturing processes in…
- Trial name
- MAPLE (NCT04126057)
- Testing
- SightGlass Vision DOT Spectacle Lenses
- Where
- 5 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- SightGlass Vision, Inc.
Presbyopia
Multifocal Contact Lens Use in Previous Contact Lens Wearers With Near Vision Demands
The purpose of this study is to evaluate the use of a multifocal contact lens in people who previously wore contact lenses but discontinued due to age-related, near vision demands.
- Trial name
- GARM (NCT00965237)
- Testing
- lotrafilcon B multifocal contact lens, lotrafilcon B single vision contact lens, Over-reader spectacles
- Where
- Canada
- Volunteers
- 16 people
- Sponsor
- CIBA VISION
Myopia
Product Performance of a Daily Disposable Contact Lens
The objective of this one week, single group, bilateral, open-label study is to evaluate the product performance of the Bausch \& Lomb daily disposable cosmetic tint contact lens (Test) when worn on a daily disposable basis by…
- Trial name
- NCT01230554
- Testing
- Daily disposable cosmetic tint lens
- Where
- Singapore
- Volunteers
- 212 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Adaptation To and Satisfaction With Contact Lens Wear In Myopic Young Adults
The purpose of this study was to assess whether young adults could adapt to and achieve satisfaction with a daily disposable contact lens.
- Trial name
- NCT04857723
- Testing
- daily disposable contact lens
- Where
- Canada
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Clinical Validation of the New Print on Focus DAILIES Toric
The purpose of this study is to validate the improvements to the inversion indicator.
- Trial name
- NCT01097863
- Testing
- nelfilcon A contact lens, modified inversion indicator, nelfilcon A contact lens, no inversion indicator, nelfilcon A contact lens, inversion indicator
- Volunteers
- 280 people
- Sponsor
- CIBA VISION
Myopia, Astigmatism
Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Gas Permeable Contact Lens Wearers
The purpose of this study is demonstrate substantial equivalence of an investigational contact lens disinfecting solution to a commercially available contact lens solution in gas permeable lens wearers.
- Conditions
- Myopia, Astigmatism, Hyperopia, Refractive Error
- Trial name
- NCT01912781
- Testing
- FID 120947A contact lens disinfecting solution, Boston Simplus multi-action solution, Gas permeable contact lenses
- Volunteers
- 112 people
- Sponsor
- Alcon Research