Clinical trials: Vision, Subnormal
Refractive Error - Myopia Axial, Astigmatism
Refractive Accuracy of "2WIN" and Portable Autorefractors
Youth and some adults have photoscreening refractions and hand-held auto refraction before cycloplegia refraction during new and follow up eye examinations.
- Conditions
- Refractive Error - Myopia Axial, Astigmatism, Accomodation, Visual Impairment
- Trial name
- NCT04249505
- Testing
- "2WIN" Photoscreener, "Plusoptix A12", "Retinomax"
- Where
- United States
- Volunteers
- 708 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Visual Impairment
Early Visual Functions in Patients at Risk of Developing Cerebral Visual Impairment. A Pilot Study
The aim of the study is to assess visual function from neonatal age to 36 months of age in infants at risk of visual impairment due to brain lesion or ocular pathology
- Trial name
- NCT05865093
- Where
- Italy
- Volunteers
- 700 people
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Amblyopia
Early Detection and Prevention of Amblyopia and Visual Impairment Through Systematic Pediatric Vision Screening
Amblyopia, characterized by reduced visual acuity, develops in childhood due to insufficient sensory stimulation of the affected eye.
- Trial name
- FALSSE (NCT07112560)
- Testing
- Standard screening procedure for amblyopia, New amblyopia screening method using a virtual reality headset.
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Stroke, Ischemic, Brain Injuries
Rehabilitation of Visual Function After Brain Injury
In Denmark, about 120,000 people suffer from brain damage, of whom approx. 75,000 with brain damage after stroke. Serious and often lasting vision impairments affect 20% to 35% of people after stroke.
- Conditions
- Stroke, Ischemic, Brain Injuries, Stroke Hemorrhagic, Traumatic Brain Injury
- Trial name
- IBOS-NVT (NCT03160131)
- Testing
- Neuro Vision Technology
- Where
- Denmark
- Volunteers
- 56 people
- Sponsor
- University Hospital, Gentofte, Copenhagen
Low Vision, Age Related Macular Degeneration
Eye Movement Rehabilitation in Low Vision Patients
Approximately 217 million people worldwide currently suffer from low vision, which impacts a broad range of activities of daily living and is associated with depression and increased mortality.
- Trial name
- NCT04929756
- Testing
- Visual Feedback
- Where
- 2 sites in United States
- Volunteers
- 106 people
- Sponsor
- Northeastern University
Vision, Low, Child
CREATE - Children Reading With Electronic Assistance To Educate
This pilot randomized controlled trial (RCT) will test the methodology for a full RCT of assistive technologies for children/young people with low vision/blindness.
- Conditions
- Vision, Low, Child, Adolescent Development
- Trial name
- CREATE (NCT02798848)
- Testing
- Tablet computer
- Where
- 3 sites in India, United Kingdom
- Volunteers
- 40 people
- Sponsor
- University College, London
Visual Perceptual Weakness (Disorder), Cerebral Visual Impairment
iVision - Development of a Game-based Therapy for Children With Cerebral Visual Impairment
The objective of the present study is to develop a therapeutic, adaptive, and enjoyable game that will be used by children with CVI between the mental age of 3 and 12 years.
- Trial name
- iVision (NCT04051983)
- Where
- Belgium
- Volunteers
- 50 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Low Vision, Central Visual Impairment
Vision Rehabilitation Training With Multimodal Feedback in Central Vision Loss
Central vision loss from macular degeneration creates blind spots that impair reading, face recognition, and navigation. Individuals must learn to use peripheral vision, requiring retraining of eye movements.
- Conditions
- Low Vision, Central Visual Impairment, Macular Degeneration
- Trial name
- NCT07577219
- Testing
- eccentric viewing training with biofeedback
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- New England College of Optometry
Visual Impairments
Effects of Reformer Pilates and Vestibular Exercise Programs on Balance and Gait in Children With Visual Impairment
This study looks at whether Reformer Pilates can help children and adolescents with visual impairment improve their balance, walking patterns, and muscle strength. Participants are between 10 and 17 years old.
- Trial name
- NCT07789691
- Testing
- Equipment-Based Pilates Exercise (Reformer), Vestibular Exercise Program
- Where
- Turkey (Türkiye)
- Volunteers
- 75 people
- Sponsor
- Marmara University
Low Vision in Children
Research and Development of Reading Visual Aids for Low-Vision Individuals Based on Virtual Reality Technology
Low vision substantially impairs reading ability and educational participation in adolescents. Existing assistive technologies, including optical magnifiers and electronic visual aids, are often limited by fragmented system…
- Trial name
- NCT07703449
- Testing
- VR-Based Intelligent Reading Aid, Natural Vision Reading (No Assistive Device)
- Where
- China
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Retinal Dystrophies, Color Vision Defects
Natural History Study of Inherited Retinal Diseases
This prospective, observational investigation seeks to delineate the interplay between chromatic vision deficits and both functional visual outcomes and anatomical retinal biomarkers in individuals affected by Inherited Retinal…
- Conditions
- Retinal Dystrophies, Color Vision Defects, Vision Disorders, Macular Degeneration
- Trial name
- MojiLVCDT (NCT07085533)
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Zhongmou Therapeutics
Macular Edema (ME)
To Assess the Efficacy and Safety of Intravitreal Ranibizumab in People With Vision Loss Due to Macular Edema
To evaluate the efficacy and safety of 0.5 mg Ranibizumab intravitreal injections in adult patients with visual impairment due to macular edema (ME).
- Trial name
- NCT01846299
- Testing
- Ranibizumab
- Where
- 61 sites in Australia, Belgium and 17 more
- Volunteers
- 181 people
- Sponsor
- Novartis Pharmaceuticals
Cerebral Palsy, Cortical Visual Impairment
Cortical Visual Impairment and Visual Attentiveness
This study will investigate the effect of enhanced visual and cross-modal environments upon the visual attentiveness of multiply handicapped children diagnosed with Cerebral Palsy (CP) and Cortical Visual Impairment (CVI).
- Trial name
- NCT00342108
- Testing
- cross-modal sensory stimulation
- Where
- Israel
- Volunteers
- 60 people
- Sponsor
- Sheba Medical Center
Low Vision Blindness, Visual Impairment
Development of a Multi-sensory Rehabilitation Program for People With Ultra Low Vision
This research is aimed to address one of the big gaps in the current vision rehabilitation protocols for people with profound visual impairment by evaluating a multisensory approach.
- Conditions
- Low Vision Blindness, Visual Impairment, Quality of Life, Functional Visual Loss
- Trial name
- NCT05028712
- Testing
- Visual Information Training, Multimodal training
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- State University of New York College of Optometry
Vision, Low
eSight Eyewear Quality of Life and Efficacy Study
The "eSight Quality of Life and Efficacy Study" (eQUEST) is a prospective cohort study intended to demonstrate the functional vision and Quality of Life (QoL) improvement provided by eSight Eyewear to persons with significant…
- Trial name
- eQUEST (NCT02616900)
- Testing
- eSight Eyewear
- Where
- 6 sites in United States, Canada
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- eSight Corporation
Visual Impairment and Blindness (Excl Colour Blindness)
A Trial of Tai Chi Intervention for Youngsters with Visual Impairments
Investigators conducted a single-blind, randomized trial of Taijiquan exercise as compared with a control intervention consisting of wellness education and jogging for youngsters with visual impairments.
- Trial name
- NCT06450340
- Testing
- Moderate-intensity aerobic exercise refers to rhythmic and long-lasting exercise with increased heart rate, slight sweating and slight wheezing.
- Where
- China
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Yanyun Zhang
Visual Impairment in Children
Highlighting the Benefits of a Screening Protocol Delivered by Orthoptists to Identify Visual Impairment in Children Aged 3 to 4
Visual developmental abnormalities affect 10 to 15% of the population under 6 years of age and leads to amblyopia in 30% of cases if left untreated.
- Trial name
- ORTHOPHTALMO (NCT04395560)
- Where
- France
- Volunteers
- 300 people
- Sponsor
- Clinique Rive Gauche
Age Related Macular Degeneration, Central Retinal Vein Occlusion
Ziv-aflibercept in Eyes With Retinal Diseases and Poor Vision-phase I
Aflibercept is FDA approved and the same molecule is available as hyperosmolar for oncology (cost 800 USD for 4ml) and isoosmolar for Ophthalmology (cost 1,770 USD for 0.05ml injection).
- Trial name
- ZIV (NCT02173873)
- Testing
- ziv-aflibercept drug
- Where
- Lebanon
- Volunteers
- 100 people
- Sponsor
- Rafic Hariri University Hospital
Macular Degeneration, Low Vision
The Effect of Duration Between Sessions on Microperimetric Biofeedback Training in Patients With Maculopathies
Patients who develop macular diseases have several clinical complications,such as central vision loss, the central scotoma of the visual field, the decrease of reading speed and fixation stability.
- Conditions
- Macular Degeneration, Low Vision, Stargardt Disease
- Trial name
- NCT05904444
- Testing
- microperimetric biofeedback training
- Where
- China
- Volunteers
- 29 people
- Sponsor
- Aier Eye Hospital, Guangzhou
Preterm Less Than 32wks With IVH, WMI/PVL, Late Preterm or Term (37-42wks) With Neonatal Encephalopathy Treated With Hypothermia for HIE
Cerebral/ Cortical Visual Impairment: Screening, Identification and Outcome Prediction in Neonates
Cerebral/Cortical Visual Impairment (CVI) is the leading cause of childhood visual impairment in the United States and other industrialized countries.
- Trial name
- CVI (NCT07275021)
- Testing
- Prospective Clinical and Neurodevelopmental Data Collection
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Brigham and Women's Hospital