Clinical trials: Refractive Errors
Refractive Error
Tear Film Evaluation of Dailies® AquaComfort Plus® Multifocal and Toric
The purpose of this study is to evaluate the pre lens tear film characteristics of DAILIES® Aqua Comfort Plus® Multifocal (DACP MF) and Toric (DACP Toric) compared to DAILIES® Aqua Comfort Plus® Sphere (DACP) daily disposable…
- Trial name
- NCT02289742
- Testing
- Nelfilcon A multifocal contact lenses, Nelfilcon A toric contact lenses, Nelfilcon A sphere contact lenses
- Volunteers
- 48 people
- Sponsor
- Alcon Research
Cataract, Lens Opacities
Clinical Investigation of the Multifocal IOL POD F GF in Cataracteous Eyes
To evaluate effectiveness and safety of the POD F GF Intraocular Lens (IOL) when implanted to replace the natural lens following cataract removal
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- NCT04699266
- Testing
- Assigned Intervention (POD F GF)
- Where
- Japan
- Volunteers
- 23 people
- Sponsor
- Beaver-Visitec International, Inc.
Hyperopia
Hyperopia Correction Using the NTK Optimal Keratoplasty (Opti-K) System
The purpose of this U.S. Clinical Trial on treatment of sighted eyes is to investigate the safety and effectiveness of optimal keratoplasty (Opti-K™) treatments for hyperopia correction using the NTK Enterprises (NTK) Opti-K…
- Trial name
- NCT01028937
- Testing
- Optimal Keratoplasty
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- NTK Enterprises, 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.
Near Vision, Refractive Error Correction
Clinical Outcomes of the Use of a Femtosecond Laser Treatment in a Patient With Implanted Monofocal IOLs
This study aims to assess the safety and efficacy of evaluating near vision or refractive error in eyes implanted with a mono focal intraocular lens (IOL) using a low-energy femtosecond laser.
- Trial name
- NCT07447622
- Testing
- Device
- Where
- Czechia
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Perfect Lens, LLC
Presbyopia
An Evaluation of the Safety of CSF-1 in Presbyopic Subjects
This is a multi-center, double-masked, vehicle-controlled study. The purpose of the study is to evaluate the safety of CSF-1 compared with vehicle in presbyopic subjects. Subjects will be treated for at least 6 weeks.
- Trial name
- NCT05393895
- Testing
- CSF-1, Vehicle
- Where
- 12 sites in United States
- Volunteers
- 178 people
- Sponsor
- Orasis Pharmaceuticals Ltd.
Myopia
A Study to Evaluate a Modified Contact Lens
This study is being conducted to evaluate the product performance of SofLens daily disposable contact lenses packaged in an investigational Test solution versus SofLens daily disposable contact lenses packaged in the currently…
- Trial name
- NCT01391364
- Testing
- SofLens in investigational solution, SofLens in currently marketed solution
- Where
- United States
- Volunteers
- 438 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Post-market Follow Up Study on Paragon CRT® 100 (Paflufocon D)
The main objective of this post market clinical study is to evaluate the effectiveness and safety of the Paragon CRT®100 Contact Lens.
- Trial name
- NCT04187599
- Testing
- Paragon CRT®100 Contact Lens
- Where
- 4 sites in China
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- CooperVision International Limited (CVIL)
Myopia
Multi-Centre Clinical Evaluation Of Two Daily Disposable Contact Lenses
The purpose of this study is to compare the subjective performance for handling of two daily disposable contact lenses, stenfilcon A and etafilcon A.
- Trial name
- NCT01707238
- Testing
- etafilcon A, stenfilcon A
- Where
- 7 sites in United Kingdom
- Volunteers
- 100 people
- Sponsor
- CooperVision, Inc.
Myopia
A Study to Evaluate the Performance of Two Designs of Soft Toric Lenses
The objective of the study is to evaluate the product performance of the Bausch + Lomb toric investigational contact lenses compared to the currently marketed PureVision toric contact lenses.
- Trial name
- NCT01309867
- Testing
- Investigational Toric Lens, PureVision Toric Lens
- Where
- United States
- Volunteers
- 302 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Hyperopia, Myopia
Clinical Study of Visibility Tinted Clariti Contact Lens
The purpose of this study was to investigate the safety and efficacy of the Sauflon Clariti Monthly silicone hydrogel contact lenses with handling tint (Sauflon Pharmaceuticals Limited) by comparison with Air Optix Aqua silicone…
- Trial name
- NCT01996787
- Testing
- Air Optix Aqua, Clariti with Handling Tint
- Where
- United Kingdom
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Sauflon Pharmaceuticals Ltd
Astigmatism, Myopia
Comparative Clinical Evaluation of Soft Toric Lens Designs
This study is evaluating the initial fit of toric contact lenses.
- Trial name
- NCT01552876
- Testing
- etafilcon A, nelfilcon A, Filcon II 3
- Where
- United Kingdom
- Volunteers
- 42 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error, Myopia
Clinical Performance of a New Daily Disposable Contact Lens Worn in a Neophyte Population.
This study seeks to evaluate the impact of wearing a new daily disposable soft contact lens on the neophyte population.
- Trial name
- NCT00708032
- Testing
- spectacles, narafilcon A soft contact lenses
- Where
- United Kingdom
- Volunteers
- 74 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error
Clear Care® Plus vs. PeroxiClear™
The purpose of this study is to evaluate Clear Care® Plus compared to PeroxiClear™ for mean residual peroxide in used lens cases collected at Day 30 after neutralization at recommended storage time.
- Trial name
- NCT02413333
- Testing
- Clear Care Plus contact lens solution, PeroxiClear contact lens solution, Silicone hydrogel contact lenses
- Volunteers
- 133 people
- Sponsor
- Alcon Research
Myopia
Clinical Comparison of Two Daily Disposable Silicone Hydrogel Soft Contact Lens
The objective of this study is to evaluate a new daily disposable silicone hydrogel soft contact lens by comparing to an existing daily disposable soft contact lens.
- Trial name
- NCT02676258
- Testing
- Si-Hy (olifilcon B), Vistakon (narafilcon A)
- Where
- Taiwan
- Volunteers
- 60 people
- Sponsor
- Visco Vision Inc.
Myopia
Comparison of Efficacy Between Two Myopia Control Lenses
This is a one-year, mono-centre, randomize, double-masked, monocular cross-over clinical trial designed to test and compare the efficacy of the new lens design in slowing down the increase of axial length and controlling myopia…
- Trial name
- NCT06148870
- Testing
- Myopia Control Lens-1 (MCL1), Myopia Control Lens-2 (MCL2)
- Where
- Singapore
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Essilor International
Presbyopia
Evaluation of an Investigational Multifocal Lens
The purpose of this study is to test the performance of an investigational multifocal test soft contact lens.
- Trial name
- NCT02223754
- Testing
- lotrafilcon B, etafilcon A
- Where
- 20 sites in United States
- Volunteers
- 371 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia, Myopia
Intrastromal Correction of Ametropia by a Femtosecond Laser
This study evaluates the intrastromal correction of ametropia with a femtosecond laser made by 20/10 PERFECT VISION. This laser generates a beam of ultrashort, infrared pulses which enables very precise cuts in the cornea.
- Conditions
- Presbyopia, Myopia, Hyperopia, Astigmatism
- Trial name
- ISCAF (NCT00928122)
- Testing
- Intrastromal Correction of Presbyopia, Intrastromal correction of Myopia, Intrastromal Correction of Hyperopia
- Where
- 3 sites in Germany
- Volunteers
- 200 people
- Sponsor
- 20/10 Perfect Vision
Myopia
Wearing Behavior and Eye Length Changes in Children With Myopia Wearing Myopia Control Spectacle Lenses
The goal of this clinical trial is to learn how children with myopia aged 8 to 15 years move their eyes and heads during near-vision tasks while wearing different spectacle lenses, and if wearing myopia control spectacle lenses…
- Trial name
- NCT07780851
- Testing
- Single Vision Lens (SVL), Myopia Control Lens (MCL)
- Where
- Singapore
- Volunteers
- 20 people
- Sponsor
- Essilor International
Myopia
Atropine Eyedrops for Myopia Progression in Children and Adolescents (MODERATO STUDY)
Myopia, or shortsightedness, is a multifactorial disorder, governed by environmental and genetic factors. Myopia is the most common ocular disorder worldwide with an increasing prevalence over the past few decades and affecting…
- Trial name
- MODERATO (NCT07028827)
- Testing
- 0.05% atropine eye drops, 0.025% atropine eye drops
- Where
- 11 sites in Albania, Italy and 3 more
- Volunteers
- 234 people
- Sponsor
- Ocus Innovation Ireland Limited