Clinical trials: Short-Sighted
Myopia
Myopia Control With a Innovative Spectacle Lens
The purpose of this study is to demonstrate that the test spectacle lens is safe and effective in slowing myopia progression in children.
- Trial name
- NCT05174780
- Testing
- innovative myopia control spectacle lens, Single vision spectacle lens
- Where
- 9 sites in United States
- Volunteers
- 159 people, healthy volunteers welcome
- Sponsor
- Essilor International
Myopia, Astigmatism
A Study to Evaluate the Safety and Effectiveness of the 217z Laser With Zyoptix for Lasik
A Study to demonstrate the safety and efficacy of wavefront laser refractive surgery treatments for myopia and astigmatism.
- Trial name
- NCT00347997
- Testing
- 217z Laser
- Volunteers
- healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Efficacy and Influencing Factors of Repeated Low-level Red-light in Myopia
To evaluate the long-term efficacy of repeated low-level red-light (RLRL) therapy in the prevention and control of myopia in children, and to analyze the key factors influencing its efficacy (such as individual differences and…
- Trial name
- RLRL (NCT07104513)
- Testing
- Red Light
- Where
- 2 sites in China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Ruihua Wei
Myopia
Wavefront-guided vs. Topography-guided LASIK
The study is comparing outcomes of wavefront-guided LASIK to topography-guided LASIK in a randomized contralateral fellow eye study in myopic participants.
- Trial name
- NCT05588882
- Testing
- Wavefront-guided LASIK, Wavefront-guided
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Stanford University
Amblyopia, Myopia
Performance of a Photoscreener for Vision Screening in a Haitian Pediatric Population
Screening of haitian children between the ages of 3 and 6 years old for amblyogenic risk factors with the use of the Spot photoscreener. The photoscreener results will be compared to the complete ophthalmologic evaluation.
- Conditions
- Amblyopia, Myopia, Hyperopia, Astigmatism
- Trial name
- POPH (NCT02655432)
- Testing
- Spot photoscreener, Ophthalmologic evaluation, Cyclopleged refraction
- Where
- 3 sites in Haiti
- Volunteers
- healthy volunteers welcome
- Sponsor
- Université de Montréal
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, Juvenile Myopia
Efficacy in Controlling Myopia in Young Children Using a Novel Spectacle Lens
This is a conventional efficacy trial to validate the results from previous clinical trials for younger children; the 12-month efficacy results will be used to predict the 3-year treatment efficacy.
- Conditions
- Myopia, Juvenile Myopia, Myopia Progression
- Trial name
- EUCALYPTUS (NCT06034327)
- Testing
- Single vision, impact-resistant spectacle lenses; Test Arm, Single vision, impact-resistant spectacle lenses; Control Arm
- Where
- 14 sites in United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- SightGlass Vision, Inc.
Myopia
Eye Length Signal With Myopia Control
Myopia, considered as a global epidemic, is rapidly rising in prevalence especially in east Asian countries. Younger ages are associated with greater annual progression and thus early onset myopia is likely to result in higher…
- Trial name
- NCT04813640
- Testing
- Spectacles
- Where
- Vietnam
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Brien Holden Vision Institute
Myopia
Evaluation of Epi-lasik in U.S. Army Personnel
The purpose of this study is to evaluate the safety and efficacy of Epi-Lasik in U.S. Army personnel who have naturally occurring myopia with or without astigmatism.
- Trial name
- NCT00413517
- Testing
- Epi-Lasik
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Walter Reed Army Medical Center
Myopia
Clinical Trial Protocol for Safety and Efficacy of Soft Contact Lens
This project is a multi-center, randomized, parallel-controlled, non-inferior clinical trial of soft contact lenses.
- Trial name
- NCT04299243
- Testing
- Contact Lenses
- Where
- China
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- Menicon Co., Ltd.
Myopia
Effectiveness of Orthokeratology in Myopia Control
The high prevalence of myopia - especially in Asian countries - is well documented, as are the sight-threatening complications of high or degenerative myopia.
- Trial name
- NCT03465748
- Testing
- OrthoK
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Illinois College of Optometry
Myopia, Hyperopia
Multipurpose Disinfecting Solution Compatibility With a Silicone Hydrogel Contact Lens
The purpose of this study is to verify the compatibility of a silicone hydrogel lens when used with four multipurpose disinfecting solutions (OPTI-FREE® RepleniSH®, ReNu MultiPlus®, Solo-Care Aqua™ and MeniCareTM Soft).
- Trial name
- Amethyst (NCT00520689)
- Testing
- Silicone Hydrogel Contact Lens
- Where
- Canada
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Hyperopia, Myopia
Clinical Study of Clariti Monthly Contact Lens
A clinical study report follows; this clinical study evaluated the safety and efficacy of SAUFLON CLARITI Soft Silicone Hydrogel Contact Lens with UV Blocker by comparison with Air Optix Aqua silicone hydrogel contact lenses…
- Trial name
- NCT01392950
- Testing
- Air Optix Aqua, Clariti
- Where
- United Kingdom
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Sauflon Pharmaceuticals Ltd
High Myopia
Screening and Identification of Biomarkers for High Myopia by a Rapid Method
To screen and identify sensitive biomarkers for high myopia via a robust, convenient, and cost-effective approach according to the association between high myopia and concentration of biomarkers in tear fluid, saliva and blood…
- Trial name
- NCT05803174
- Testing
- blood sample
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Myopia Progression
Factors Influencing Physiological Hyperopia in Children
The trend of myopia in children and its low age is a major social and public health problem in China. More seriously, retinopathy associated with high myopia has become the number one cause of irreversible blinding eye disease in…
- Trial name
- NCT06498947
- Testing
- This study was observational with no intervention.
- Where
- China
- Volunteers
- 1,006 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Visual Suppression, Amblyopia
Autostereoscopic Dynamic Near Vision Testing
This is an analysis of tests of near vision. Visual perception testing using a novel program on an interactive three dimensional electronic device: Autostereoscopic dynamic near games for monocular visual acuity, stereopsis and…
- Conditions
- Visual Suppression, Amblyopia, Color Vision Defects
- Trial name
- PDICheck (NCT04606355)
- Testing
- Visual Acuity, stereopsis, Color vision
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Myopia
The Role of SNP of ECM and MMP on the Development of Pathological High Myopia
To study the clinical characteristics and inheritance of pathological myopia in Taiwanese patients.
- Trial name
- NCT00172952
- Where
- Taiwan
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Myopia
Myopia:the Role of Cone Opsin Mutations & Glasses That Control Axial Elongation
1. To determine the effect of spectacles with a red blocking filter on myopia progression in children. 2. To determine the effect of spectacles with a holographic diffuser that spreads incident light rays over an angle of 0.5…
- Trial name
- NCT01923675
- Testing
- Spectacles with red-blocking tint, Spectacles with holographic diffuser and color neutral tint, Spectacles with holographic diffuser and red-blocking tint
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Washington
Visual Developmental Disorders
Tertiary Care for Visual Developmental Disorders in Pre-school Children
Visual development disorders are major public health problems among children especially in China. How to find an effective and economic way to manage the larger number of children in China remains exploring.
- Trial name
- NCT03251456
- Testing
- Tertiary care, Usual Care
- Where
- China
- Volunteers
- 1,114 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Myopia
Visual Performance of Center Distance Daily Disposable Multifocal Lenses
The purpose of this study is to compare visual performance (high and low contrast acuity, reading acuity, contrast sensitivity, stereoacuity, accommodative response, eye hand coordination, far near vision, and dynamic vision)…
- Trial name
- ViPCD3 (NCT06475053)
- Testing
- NaturalVue Enhanced Multifocal 1 Day contact lens, MiSight 1 Day contact lens
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Visioneering Technologies, Inc