Clinical trials: Refractive Error
- Condition Refractive Error
- Funder type Industry (pharma, biotech, devices)
- Accepts healthy volunteers yes
Ametropia
Clinical Characterization of Symptomatic Populations
This is an unmasked, non-randomized, single arm, stratified, dispensing investigation of symptomatic and asymptomatic subject populations.
- Trial name
- NCT03319212
- Testing
- senofilcon A contact lenses
- Where
- 2 sites in United States, Canada
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Fitting Evaluation of Hydrogel and Silicone Hydrogel Sphere Design Contact Lenses
The aim of this non-dispensing fitting study is to evaluate the short term lens fit, vision performance of three monthly replacement sphere lenses.
- Trial name
- NCT03098745
- Testing
- Omafilcon A, Somofilcon A, Omafilcon A - Proclear (PC)
- Where
- Mexico
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Astigmatism
Orientation Characteristics of Daily Disposable Toric Contact Lenses
Brief summary: Approximately 30 soft toric contact lens adapted subjects will be enrolled in this feasibility, bilateral, randomized, double-masked (subject and investigator), repeated measures insertion study.
- Trial name
- NCT06069609
- Testing
- kalifilcon A Daily Disposable Toric, Acuvue Oasys 1-Day for Astigmatism
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Presbyopia
Post-Approval Study With the KAMRA Inlay
KAMRA inlay, to be unilaterally implanted into the cornea of a subject's non-dominant eye. The inlay is to be inserted into a stromal pocket created with a surgical femtosecond laser.
- Trial name
- NCT03173664
- Testing
- KAMRA Inlay
- Volunteers
- 529 people, healthy volunteers welcome
- Sponsor
- AcuFocus, Inc.
Refractive Error
Evaluation of Vision Effects of a Cosmetic Tinted Hydrogel Contact Lens
Subjects will wear 2 of 2 study contact lenses for a wearing time of approximately three to four hours at each of the visits in order to take measurements on binocular functional visual performance.
- Trial name
- NCT02886923
- Testing
- Hioxifilcon A Test, Hioxifilcon A With Cosmetic Ring Control
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Cataracts, Presbyopia
Clinical Evaluation of the Lenstec SBL-3 Multifocal Intraocular Lens
The purpose of this study is to evaluate the safety and performance of the SBL-3 intraocular lens.
- Trial name
- NCT02487160
- Testing
- SBL-3 multifocal intraocular lens, Control monofocal intraocular lens
- Where
- 13 sites in United States
- Volunteers
- 499 people, healthy volunteers welcome
- Sponsor
- Lenstec Incorporated
Astigmatism
Quantification of the Visual Benefits of Soft Toric Contact Lenses Compared to Soft Spherical Contact Lenses
The aim of this work is to undertake a range of vision-related measures with soft toric contact lenses soft spherical contact lenses and spectacle lens correction across a range of levels of astigmatism.
- Trial name
- NCT04613882
- Testing
- Soft Toric Custom Made Contact lens, Soft Spherical Contact Lenses, Spectacle Correction
- Where
- United Kingdom
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- CooperVision, 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
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
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
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.
Myopia
Electronic Spectacles Versus Low Dose Atropine in Young Myopes
This is a bilateral, dispensing, masked, randomized clinical trial. Myopic children will be randomly assigned to one of the following: (1) Investigational clinical prototype (CP1) device without atropine, (2) Investigational CP1…
- Trial name
- NCT06034379
- Testing
- eSpectacle Clinical prototype (CP1) device, 0.01% atropine
- Where
- Taiwan
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Kubota Vision Inc.
Astigmatism, Presbyopia
Comparing Biofinity Toric Multifocal to Ultra Multifocal for Astigmatism
The objective of the study was to compare the handling and performance of Biofinity Toric Multifocal to Ultra Multifocal for Astigmatism.
- Trial name
- NCT04404725
- Testing
- comfilcon A, Samfilcon A
- Where
- 7 sites in United States, Canada
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
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.
Cataract, Lens Opacities
Comparison of Clinical Outcomes POD L GF vs POD F GF in Asian Eyes
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs differing in the dominance of additional power.
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- PHY1802 (NCT03688425)
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Philippines
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Myopia, Hyperopia
Clinical Evaluation of Two Frequent Replacement Soft Spherical Contact Lenses
This was a single-blind (participant masked), interventional, prospective, direct refit, bilateral wear short-term fitting study.
- Trial name
- NCT05656885
- Testing
- Lens A, Lens B
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.