Clinical trials: Refractive Error - Myopia
Refractive Errors, Myopia
Clinical Performance Assessment of Two Silicone Hydrogel Daily Disposable Contact Lenses
The purpose of this study is to assess the overall clinical performance of a contact lens made with a modified manufacturing process.
- Trial name
- NCT05725317
- Testing
- LID220365 contact lens, LID006961 contact lens
- Where
- 7 sites in United States
- Volunteers
- 114 people
- Sponsor
- Alcon Research
Myopia, Progressive
Clinical Study of Light Therapy to Control Myopia Progression in Children
Low-lever red light therapy (LLLT) has been used to control myopia progression in China for a few years besides amblyopia therapy for a few decades.
- Trial name
- NCT05761379
- Testing
- Photobiomodualtion Therapy, Single vision spectacles for correction myopia
- Where
- China
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Beijing Airdoc Technology Co., Ltd.
Myopia
Effects of Low Concentration Atropine on Pupillary Size and Accommodative Amplitude
To assess the two-week ocular responses, especially on pupillary size and accommodative amplitude, of nightly application of 0.01% or 0.02% or 0.03% atropine eye drops in children with myopia who were randomized to use of three…
- Trial name
- NCT03699423
- Testing
- 0.01% atropine eye drops, 0.02% atropine eye drops, 0.03% atropine eye drops
- Where
- Vietnam
- Volunteers
- 58 people
- Sponsor
- Hai Yen Eye Care
Presbyopia
Trial of the PresView Implant for the Improvement of Near Vision in Presbyopic Patients
Study to determine the effectiveness of the PresVIEW Scleral Implant to improve near vision in patients who require reading glasses
- Trial name
- NCT01933750
- Testing
- PresVIEW Device Implantation
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Refocus Ocular Europe, B.V.
Refractive Error, Myopia
Clinical Performance of a New Daily Disposable Contact Lens Worn in an Established Contact Lens Wearing Population
This study seeks to evaluate the clinical and subjective performance of a new daily disposable soft contact lens.
- Trial name
- NCT00708643
- Testing
- Habitual Silicone Hydrogel Contact Lens, narafilcon A
- Where
- Canada
- Volunteers
- 80 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia
A Clinical Trial to Evaluate a Corneal Inlay for the Improvement of Near Vision in Presbyopic Patients
This study will be a prospective, multicenter clinical trial in which a total of 400 subjects will be enrolled. All subjects will be followed over a 36 month time frame with a maximum of 15 clinical sites participating.
- Trial name
- NCT01373580
- Testing
- The Raindrop Near Vision Inlay
- Where
- 11 sites in United States
- Volunteers
- 373 people, healthy volunteers welcome
- Sponsor
- ReVision Optics, Inc.
Ametropia
Study of Soft Contact Lens Use With 7 Day Extended Wear
To compare the safety and efficacy of the CVI silicone-hydrogel lens worn on an extended wear basis for a period of up to 7 days and 6 nights with the Acuvue 2 soft contact lenses.
- Trial name
- NCT00597467
- Testing
- VISA (comfilcon A) Silicone Hydrogel Soft contact lens, Acuvue 2 Soft Contact Lens
- Where
- 23 sites in United States
- Volunteers
- 460 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Daytime Corneal Swelling During Wear of Narafilcon B Lenses
The purpose of this research is to measure daytime open-eye response to wearing of narafilcon B lenses.
- Trial name
- NCT01444287
- Testing
- narafilcon B, Polymacon, Lotrafilcon A
- Where
- Australia
- Volunteers
- 22 people
- Sponsor
- Johnson & Johnson Vision Care, 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
MiSight 1 Day Post-Approval Study for Effectiveness and Visual Symptoms
The purpose of this post-approval study is to confirm the effectiveness of the MiSight 1 Day lens in clinical practices within the US and to assess the stability of the myopia reduction over one-year post-treatment.
- Trial name
- NCT05285553
- Testing
- MiSight 1 Day, Proclear 1 day
- Where
- 30 sites in United States
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Pilot Evaluation of a New Galyfilcon A Contact Lens Compared to a Marketed Galyfilcon A Contact Lens
The purpose of this study is to compare lens surface characteristics and comfort between an experimental contact lens and a marketed contact lens.
- Trial name
- NCT01094730
- Testing
- galyfilcon A prototype lens, marketed galyfilcon A lens
- Where
- 9 sites in United States
- Volunteers
- 185 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Hyperopia
Bilateral Dispensing Study of Fanfilcon A Toric Versus Enfilcon A Toric Lenses
Bilateral dispensing clinical trial of fanfilcon A toric lens verses enfilcon A toric lens over two weeks.
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT02423109
- Testing
- fanfilcon A, enfilcon A
- Where
- 2 sites in United States, Canada
- Volunteers
- 44 people
- Sponsor
- CooperVision, Inc.
Myopia
Myoslow Lens Study to Control Myopia in Children
A Prospective, randomized, controlled double masked trial to assess the performance of Myoslow lens in slowing myopia progression in children.
- Trial name
- NCT06553404
- Testing
- Myoslow, Single Vision
- Where
- Israel
- Volunteers
- 125 people
- Sponsor
- Crystal Optic
Myopia, Astigmatism
Clinical Investigation of the Cheetah System For The Correction of Myopia With and Without Astigmatism
This study will be a 3-phase, 12-months, prospective,single arm, multicenter, open-label, non-comparative, clinical investigation conducted at up to 7 sites.
- Trial name
- NCT04200898
- Testing
- Cheetah System
- Where
- 6 sites in Croatia, India and 2 more
- Volunteers
- 286 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
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
Ametropia, Myopia
Clinical Investigation of Proclear® 1 Day and MyDay® Sphere Contact Lenses
The aim of this study is to evaluate and compare the performance of two soft contact lenses.
- Trial name
- NCT07104773
- Testing
- Control Lens (omafilcon A), Test Lens (stenfilcon A)
- Where
- Canada
- Volunteers
- 44 people
- Sponsor
- CooperVision International Limited (CVIL)
Myopia
Evaluation of the Performance of AIR OPTIX® COLORS
The purpose of this study was to assess the ocular response to and performance of the cosmetically printed silicone hydrogel contact lens AIR OPTIX® COLORS compared to FRESHLOOK® COLORBLENDS.
- Trial name
- NCT01338402
- Testing
- Lotrafilcon B contact lens, Lotrafilcon B contact lens with color, Phemfilcon A contact lens with color
- Where
- Canada
- Volunteers
- 47 people
- Sponsor
- CIBA VISION
Myopia
Study of Viziatek ISL™ Refractive Phakic Intra Sulcus Lens for Refraction Adjustment in Blind Volunteers
This is a clinical investigation. A total of up to 5 subjects, but not less than 3 at one investigational site will undergo insertion of the ISL in one eye and will be followed through 6 months postoperative.
- Trial name
- NCT05518344
- Testing
- Viziatek ISL™ (hereinafter referred to as the "ISL") implanted in blind eye.
- Where
- Latvia
- Volunteers
- 4 people
- Sponsor
- Hanita Lenses
Refractive Ametropia
The Clinical Performance of Two Reusable Silicone Hydrogel Contact Lenses
The purpose of this study is to assess the clinical performance of two reusable silicone hydrogel contact lenses when worn on a daily wear basis.
- Trial name
- NCT05766787
- Testing
- Serafilcon A contact lenses, Senofilcon A contact lenses, CLEAR CARE
- Where
- 15 sites in United States
- Volunteers
- 190 people
- Sponsor
- Alcon Research
Myopia
Assessment of Bifocal and Prismatic Bifocal Spectacles for Myopia Control in Children
1. To determine if the effect of near-addition lenses (bifocals) is more prominent for children with high myopia progression. 2.
- Trial name
- NCT00787579
- Testing
- Bifocal spectacles, Prismatic bifocal spectacles
- Where
- Canada
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- Essilor International