Clinical trials: Refractive Error - Myopia
Myopia
A Singapore Pilot Study to Assess Neurovision in Treatment of Low Myopia
To assess how well and safe is Neurovision technology in improving the vision of people with low myopia in Singapore
- Trial name
- NCT00348127
- Testing
- Neurovision
- Where
- Singapore
- Sponsor
- Singapore National Eye Centre
Myopia, Myopia Progression
The A.R.R.E.S.T.® Contact Lens Study
The goal of this clinical trial is to learn if contact lenses 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 compared to…
- Trial name
- NCT06878118
- Testing
- Single-vision contact lens, A.R.R.E.S.T.® contact lens
- Where
- 2 sites in China, Malaysia
- Volunteers
- 80 people
- Sponsor
- nthalmic Pty Ltd
Glaucoma, Myopia
Efficacy of Retinal Nerve Fiber Layer (RNFL) / Retinal Thickness Ratio by Cirrus OCT Utilizing Spectral -Domain Technology as a Diagnostic Predictor of Glaucoma
Glaucoma is presumed to be an axonal disease which starts at the lamina cribrosa. This assumption has led to the monitoring of the retinal nerve fiber layer thickness for the diagnosis and monitoring of progression of glaucoma.
- Trial name
- NCT00772993
- Where
- South Korea
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Myopia, Amblyopia
Myopia Control With Three Lever Irradiance of PBM Therapy in Children and Adults
Photobiomodulation therapy, that is, Low-level red-light technology provides a new and innovative myopia control approach. This strategy enables relatively high energies of light to be delivered at much shorter durations of…
- Conditions
- Myopia, Amblyopia, Refractive Error - Myopia Axial, Ametropia
- Trial name
- MCPT (NCT05957458)
- Testing
- Airdoc device of red light for Myopia
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Beijing Airdoc Technology Co., Ltd.
Myopia
Investigation of Multi-Purpose Solution-Based Corneal Staining and Ocular Comfort
The primary objective of this study is to compare subjective ocular symptoms and corneal staining over time in a group of individuals who wear soft contact lenses on a daily wear basis, whilst they sequentially use two different…
- Trial name
- NCT00349843
- Testing
- Soft contact lens, Marketed soft lens multipurpose disinfection regimen
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Myopia
Clinical Comparison of Silicone Hydrogel and HEMA-based Daily Disposable Contact Lenses
The purpose of this trial was to compare the performance of an investigational daily disposable contact lens to a commercially available daily disposable contact lens.
- Trial name
- NCT01362907
- Testing
- Delefilcon A contact lens, Etafilcon A contact lens
- Volunteers
- 40 people
- Sponsor
- CIBA VISION
Myopia
Myopia Progression After Ceasing Myopia Control Contact Lens Wear
This is a continuation study for subjects who were previously fit with test or control lenses; all will stop wearing their study lenses assigned in the previous study and will start to wear an FDA-approved marketed spherical soft…
- Trial name
- NCT01829230
- Testing
- 1 Day Acuvue Moist
- Where
- United States
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Scoliosis Idiopathic, Myopia
Zhejiang Adolescent Spine and Vision Health Cohort: A Longitudinal Database Analysis
The aim of study: 1. To investigate the prevalence of scoliosis, other spinal deformities, myopia, and visual impairments in adolescents (aged 6-18) in Zhejiang Province.
- Conditions
- Scoliosis Idiopathic, Myopia, Vision Disorders
- Trial name
- NCT06992622
- Where
- China
- Volunteers
- 73,000 people
- Sponsor
- Second Affiliated Hospital of Wenzhou Medical University
Myopia
Guangzhou Outdoor Activity Longitudinal Study
The purpose of this study is to assess whether outdoor activities are effective in preventing the development and progression of juvenile-onset myopia in Chinese children.
- Trial name
- NCT00848900
- Testing
- Outdoor activity
- Where
- China
- Volunteers
- 2,000 people
- Sponsor
- Sun Yat-sen University
Keratitis, Myopia
Safety of Overnight Corneal Reshaping Lenses
This retrospective chart review study compares the incidence of corneal inflammation due to infection in children vs. adult patients wearing overnight corneal reshaping lenses.
- Trial name
- NCT01272271
- Volunteers
- 1,317 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Myopia
Myopia Control With Simultaneous Vision Approach
To determine if the 'Defocus Incorporated Soft Contact' (DISC) lens slows myopia progression in Hong Kong schoolchildren using simultaneous vision approach.
- Trial name
- NCT00919334
- Testing
- Defocus Incorporated Soft Contact (DISC) lens
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Myopia, Hyperopia
High Refractive Index Material 510(k)
The purpose of this study is to establish the substantial equivalence of the HDS HI 1.54™ to the paflufocon C material control lenses to correct myopia and hyperopia with and without astigmatism.
- Trial name
- PVS-07-07 (NCT00766168)
- Testing
- HDS HI 1.54; pahrifocon A, FluoroPerm 30 RGP; paflufocon C
- Where
- 8 sites in United States
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- CooperVision International Limited (CVIL)
no Obvious Abnormalities, Diabetic Retinopathy (DR)
Retinal Clinical Assessment With AI-derived Quantitative Information
This randomized controlled trial evaluates whether providing clinicians with AI-derived quantitative retinal information improves the quality and efficiency of retinal clinical assessment.
- Conditions
- no Obvious Abnormalities, Diabetic Retinopathy (DR), AMD, Cup-to-disc Ratio Bigger Than 0.5
- Trial name
- NCT07291960
- Testing
- AI-derived retinal quantitative information-assisted reporting
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Myopia, Orthokeratology
The Relationship of Relative Corneal Refractive Power Shift and Axial Length in Adolescents With Orthokeratology Lens
Orthokeratology lens is an effective method for myopia control. This study analyzed the relationship between the relative corneal refractive power shift and change of axial length in adolescents with orthokeratology lens.
- Trial name
- NCT05348369
- Where
- China
- Volunteers
- 364 people
- Sponsor
- Tianjin Eye Hospital
Myopia
Atropine for Children and Adolescent Myopia Progression Study
Investigators are going to conduct a randomized controlled trial that myopic children are randomly allocated into two groups: combined use of 1% atropine and 0.01% atropine (experimental group) and 0.01% atropine (control group)…
- Trial name
- NCT03949101
- Testing
- Atropine Sulfate 1 % Ophthalmic Ointment and Atropine Sulfate 0.01% Eye Drop, atropine 0.01% eye drop
- Where
- China
- Volunteers
- 222 people
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Myopia, Progressive
Near Horizontal Heterophoria in Chinese Children
This study aimed to assess the association of refraction and axial length with near-horizontal heterophoria in a large population-based study of school-aged Chinese children.
- Trial name
- NCT05007626
- Testing
- axial length and refractive error
- Where
- China
- Volunteers
- 15,081 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Myopia, Progressive
A Unified Index to Predict the Success Probability of Myopia Control
Orthokeratology lenses (OK-lens) and multifocal contact lenses (MFCL) are optical devices designed to slow down the progression of myopia. Both treatments a long-term commitment from doctors and patients.
- Trial name
- NCT05773118
- Testing
- orthokeratology lens, multifocal soft contact lens, Single vision spectacles
- Volunteers
- healthy volunteers welcome
- Sponsor
- Nova Southeastern University
Myopia, Progressive, Refractive Errors
Repeated Low-Level Red-Light Therapy and Orthokeratology in Fast-progressing Myopia Control
The purpose of this multicenter randomized clinical trial is to evaluate the adjunctive effect of repeated low-level red-light therapy (RLRL) and orthokeratology (ortho-k) on myopia control in ortho-k non-responders who have…
- Conditions
- Myopia, Progressive, Refractive Errors, Eye Diseases
- Trial name
- NCT04722874
- Testing
- Ortho-k lenses, RLRL
- Where
- 3 sites in China
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Myopia
Combined Atropine With Orthokeratology in Childhood Myopia Control (AOK) -A Randomized Controlled Trial
This study aims to compare effects in retardation of myopia progression of combined ortho-k and 0.01% atropine therapy with those of ortho-k alone.Myopia control methods mainly focus on optical and pharmaceutical interventions .
- Trial name
- NCT02955927
- Testing
- 0.01% atropine eye drops, ortho-k
- Where
- Hong Kong
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
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