Clinical trials: Refractive Error - Myopia
Axial Length, Myopia
China Children Eye Study
The primary objective of this multi-center, observational study is to establish the reference ranges of axial length in Chinese children and adolescents.
- Conditions
- Axial Length, Myopia, Child Development
- Trial name
- CCES (NCT05770661)
- Where
- 2 sites in China
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Myopia
Red Light Intervention for Myopia Prevention
To explore the effectiveness of using low-intensity single-wavelength red light to prevent myopia in schoolchildren, and to provide a feasible scheme for reducing the incidence of myopia.
- Trial name
- NCT04825769
- Testing
- LLLT（Low Level Laser Therapy）
- Where
- China
- Volunteers
- 278 people
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Myopia
Does Pupil Size Matters in Refractive Surgery?
To determine the influence of pupil size in refractive surgery. If any influence exist.
- Trial name
- NCT01678729
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ziv Hospital
Myopia
Evaluation of the CooperVision, Inc. Fanfilcon A and Enfilcon A Daily Wear Contact Lenses When Used for Frequent Replacement for up to One (1) Month of Daily Wear
This study is a masked, multi-center, daily wear, monthly replacement, bilateral, randomized, lens blocked (subjects remain in the same lens brand throughout the study) concurrent control study enrolling up to 90 subjects with a…
- Trial name
- NCT02555722
- Testing
- fanfilcon A (test), enfilcon A (control)
- Where
- 6 sites in United States
- Volunteers
- 92 people
- Sponsor
- CooperVision, Inc.
Myopia
Study of Atropine Sulfate Eye Drops(0.01%) in Treating Near-work-induced Transient Myopia in Children
This study is a randomized, double-blind, placebo-controlled, parallel-group study to evaluate the safety and efficacy of atropine sulfate eye drops (0.01%) in treating transient myopia induced by near work tasks (NITM) in…
- Trial name
- NCT06697522
- Testing
- Atropine Sulfate
- Where
- China
- Volunteers
- 148 people
- Sponsor
- Ocumension Therapeutics (Suzhou) Co., Ltd
Myopia
Comparative Study of SMILE, ICL, and Wavelight Plus Alcon Technologies in Myopia Correction
Myopia is a prevalent refractive error with significant lifestyle impact. While traditional SMILE (Small Incision Lenticule Extraction) and ICL (Implantable Collamer Lens) surgeries are standard options, the advent of the…
- Trial name
- NCT06788418
- Testing
- Wavelight Plus Alcon system, SMILE, ICL
- Where
- 2 sites in China
- Volunteers
- 1,000 people
- Sponsor
- Beijing Visionly Plus Eye Hospital
Primary Open Angle Glaucoma, Myopia
Diagnostic Innovations in Glaucoma Study
The overarching goal of our research study is to evaluate changes in visual function and optic nerve topography (the structure of the back of the eye) in patients with glaucoma (increased susceptibility to pressure inside the eye…
- Trial name
- DIGS (NCT00221897)
- Where
- United States
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Myopia, Refractive Error
Multi-Center Clinical Evaluation of Two Daily Disposable Contact Lenses
The purpose of this study is to compare the subjective performance of two daily disposable contact lenses with respect to comfort and handling.
- Trial name
- NCT01898260
- Testing
- Ultrafilcon B contact lens, Stenfilcon A contact lens
- Where
- United Kingdom
- Volunteers
- 89 people
- Sponsor
- Alcon Research
Myopia
Effects of Projected Peripheral Defocus on Ocular Biometrics
Acucela Inc. intends to develop a medical device to significantly halt or reverse myopic progression, which is a significant public health concern across the world, especially in Asian demographics.
- Trial name
- NCT04388020
- Testing
- Tabletop prototype of eSpecs: Active projection of defocused image in the peripheral visual field, Tabletop prototype of eSpecs: No Active projection of defocused image in the peripheral visual field
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Kubota Vision Inc.
Myopia
Study on the Measurement of Retinal Blood Flow in Children
In order to provide reference for clinical application, the normal values of retinal blood flow parameters in Chinese healthy children were measured by oct-angiography.
- Trial name
- NCT04689503
- Where
- China
- Volunteers
- 1,200 people
- Sponsor
- Wenzhou Medical University
Myopia
Clinical Evaluation of Two Daily Disposable Silicone Hydrogel Contact Lenses
The purpose of this study was to compare the subjective performance of DAILIES TOTAL1® daily disposable contact lenses to that of 1-DAY ACUVUE® TruEye® daily disposable contact lenses.
- Trial name
- NCT01634659
- Testing
- Delefilcon A contact lenses (DAILIES TOTAL1®), Narafilcon B contact lenses (1-DAY ACUVUE® TruEye®)
- Volunteers
- 330 people
- Sponsor
- Alcon Research
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 Evaluation of Hydrogels vs Silicone Hydrogel Contact Lenses
The aim of this fitting study is to evaluate the clinical performance of different hydrogel and silicone hydrogel contact lenses.
- Trial name
- NCT01966770
- Testing
- Pair 1 (ocufilcon D / ocufilcon D), Pair 2 (ocufilcon D / enfilcon A), Pair 3 (ocufilcon D / comfilcon A)
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- CooperVision, Inc.
Glaucoma, Diabetic Retinopathy (DR)
"My Eyes, My Light": Amar Chokh, Amar Alo
Eye disease affects 2.2 billion people globally, which in turn adversely affects schooling, economic productivity, and participation in social life.
- Conditions
- Glaucoma, Diabetic Retinopathy (DR), Hypertensive Retinopathy, Cataract
- Trial name
- ACA2 (NCT07135570)
- Testing
- Multimodal Screening for Eye Disease, cataract surgery
- Where
- Bangladesh
- Volunteers
- 20,000 people, healthy volunteers welcome
- Sponsor
- Data Yakka, Inc.
Myopia, Refractive Error - Myopia
Minimum Power and Frequency of Repeated Low-level Red-light to Effectively Control Myopia Progression
To explore the minimum power and frequency of Repeated Low-level Red-light (RLRL) to control myopia progression in low-myopic children aged 8-10 years, and the rebound effect of low-myopic children after discontinuation of RLRL…
- Conditions
- Myopia, Refractive Error - Myopia, Choroidal Thickness, Retina
- Trial name
- NCT06717048
- Testing
- Repeated Low-level Red-light, Red LED
- Where
- China
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Refractive Errors, Myopia
Clinical Evaluation of a Daily Wear Silicone Hydrogel Lens
The purpose of this clinical study is to assess the safety and performance of an investigational soft contact lens compared to a commercially available soft contact lens when worn in a daily wear modality with frequent…
- Conditions
- Refractive Errors, Myopia, Hyperopia
- Trial name
- NCT04207749
- Testing
- LID015385 contact lenses, Comfilcon A contact lenses, CLEAR CARE
- Where
- 18 sites in United States
- Volunteers
- 249 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
Myopia
the Clinical Performance of the Oxysoft Daily Disposable Silicone Hydrogel Soft Contact Lens
The objective of this study is to demonstrate that the OxySoft silicone hydrogel soft contact lens could be prescribed as a supportive care for myopes.
- Trial name
- NCT03934788
- Testing
- oxysoft (olifilcon C), Si-Hy (olifilcon B)
- Where
- 3 sites in Taiwan
- Volunteers
- 36 people
- Sponsor
- Visco Vision Inc.
Myopia, Astigmatism
A Comparison of LASIK Outcomes Using Two Femtosecond Lasers
Comparing LASIK outcomes using two femtosecond lasers
- Trial name
- NCT03063164
- Testing
- Intralase IFS150, Visumax
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Edward E. Manche
Myopia, Myopia Progression
The A.R.R.E.S.T.® Spectacle Film Study
The goal of this clinical trial is to learn if spectacle films using Active Reconfiguration in Retinal Encoding of Spatio-Temporal (A.R.R.E.S.T.®) signal technology works to slow down the rate of myopia progression in myopic…
- Trial name
- NCT06692699
- Testing
- Single vision spectacle lens, A.R.R.E.S.T. spectacle film
- Where
- Vietnam
- Volunteers
- 123 people
- Sponsor
- nthalmic Pty Ltd
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