Clinical trials: Visual Disorder
Blindness
Young Blind Child Melatonin Treatment Study
The primary goal of this study is to identify the presence of desynchronized circadian rhythms in 25 children by measuring melatonin secretion in serial blood or saliva samples, and to rule out any primary sleep disorders.
- Trial name
- NCT00688935
- Testing
- Melatonin
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- Oregon Health and Science University
Keratoconus
A Clinical Study of Keratoconus in Asian Patients and Assessment of Different Topographic Patterns of Keratoconus in Asian Patients
A clinical study of keratoconus in Asian Patients and assessment of different topographic patterns of keratoconus in Asian patients
- Trial name
- NCT00347074
- Where
- Singapore
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Premature Birth
A MRI Study of Visual and Motor Pathways in Premature Infants
Approximately 30,000 babies annually are born with extremely low birth weight (ELBW) in the US. These babies often have motor and/or visual problems when they grow up.
- Trial name
- NCT01514747
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Arkansas Children's Hospital Research Institute
Respiratory Distress Syndrome
Surfactant Administration Via Thin Catheter Using a Specially Adapted Video Laryngoscope
In this study the investigators intend to assess the feasibility of surfactant administration via a thin catheter using a specially adapted video laryngoscope, with a groove designed to allow insertion of an endovascular catheter…
- Trial name
- VISUAL (NCT03846960)
- Testing
- using specially adapted VNscope, surfactant administration
- Where
- Israel
- Volunteers
- 20 people
- Sponsor
- HaEmek Medical Center, Israel
Brain and Central Nervous System Tumors
SU5416 in Treating Children With Recurrent or Progressive Brain Tumors
RATIONALE: SU5416 may stop the growth of brain cancer cells by stopping blood flow to the tumor. PURPOSE: Phase I trial to study the safety of delivering SU5416 in children who have recurrent or progressive brain tumors.
- Trial name
- NCT00006247
- Testing
- semaxanib
- Where
- 9 sites in United States
- Volunteers
- 33 people
- Sponsor
- Pediatric Brain Tumor Consortium
Brain and Central Nervous System Tumors, Unspecified Childhood Solid Tumor, Protocol Specific
Valproic Acid in Treating Young Patients With Recurrent or Refractory Solid Tumors or CNS Tumors
RATIONALE: Drugs used in chemotherapy, such as valproic acid, work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing.
- Trial name
- NCT00107458
- Testing
- valproic acid
- Where
- 17 sites in United States, Canada
- Volunteers
- 26 people
- Sponsor
- Children's Oncology Group
Amblyopia, Amblyopia Unilateral
A Comparative Study of the Efficacy of AR Based Amblyopia Training Therapy and Occlusion Therapy in Older Children and Adults With Amblyopia
The goal of this clinical trial is to investigate the efficacy and safety of dichoptic treatment based on Augmented Reality (AR) technology in treating monocular amblyopia aged 12 to 55 years, and compare dichoptic AR treatment…
- Trial name
- NCT07622576
- Testing
- Augmented Reality glasses, Eye patch
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Amblyopia
5 Years of Eye Screening for ARF in Children Aged <3 Years in Flanders
Researchers will investigate the distribution and evolution of amblyopia risk factors and other refractive errors in children younger than 3 years of age.
- Trial name
- NCT05612568
- Where
- Belgium
- Volunteers
- 250,000 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
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
Child Autism
Effect of Modified Dental Visual Aids on Behavior Management During Dental Treatment in Children With Autism Spectrum Disorder
There is a need to find an approach that is appropriate for managing children with Autism Spectrum Disorder in the dental clinic, to manage their behaviour and decrease their anxiety in this research we will apply our modified…
- Trial name
- NCT04576559
- Testing
- Modified dental visual aids, Regular dental visual aids
- Where
- Saudi Arabia
- Volunteers
- 64 people
- Sponsor
- King Abdulaziz University
Leber Congenital Amaurosis 10, Blindness
An Open-label, Dose Escalation and Double-masked, Randomized, Controlled Trial Evaluating Safety and Tolerability of Sepofarsen in Children (<8 Years of Age) With LCA10 Caused by Mutations in the CEP290 Gene.
PQ-110-005 (BRIGHTEN) is an open-label, dose escalation and double-masked, randomized, controlled study evaluating safety and tolerability of sepofarsen administered via intravitreal (IVT) injection in pediatric subjects (<8…
- Conditions
- Leber Congenital Amaurosis 10, Blindness, Leber Congenital Amaurosis, Vision Disorders
- Trial name
- BRIGHTEN (NCT04855045)
- Testing
- sepofarsen
- Where
- 9 sites in Belgium, Brazil and 5 more
- Volunteers
- 15 people
- Sponsor
- ProQR Therapeutics
Brain and Central Nervous System Tumors, Kidney Cancer
MT2004-30: Tomotherapy for Solid Tumors
RATIONALE: A peripheral blood stem cell transplant or bone marrow transplant using stem cells from the patient may be able to replace immune cells that were destroyed by chemotherapy and image-guided intensity-modulated radiation…
- Conditions
- Brain and Central Nervous System Tumors, Kidney Cancer, Liver Cancer, Retinoblastoma
- Trial name
- NCT00623077
- Testing
- filgrastim, busulfan, etoposide
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- Masonic Cancer Center, University of Minnesota
Dental Caries
Reliability of Fluorescent Camera and Caries Detection Dye Versus the Visual Tactile Method
1. Three dentinal carious lesions will be chosen in this study and will be in the same patient. 2. Using local anaesthesia and rubber dam, the operative field will disinfected with 1% hypochlorite, and the dentine lesions should…
- Trial name
- NCT03051594
- Testing
- fluorescent camera, caries detector dye, visual tactile assessment
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Cataract
Dynamic Light Scattering for Studying Lens Aging and Cataract Formation
This study will use dynamic light scattering (DLS) technology to study normal lens aging and early cataract formation. Cataract is a clouding of the lens that interferes with the passage of light to the retina, impairing visual…
- Trial name
- NCT00081991
- Where
- United States
- Volunteers
- 267 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Diabetic Retinopathy, Blindness
Diabetic Retinopathy Study (DRS)
To determine whether photocoagulation helps prevent severe visual loss from proliferative diabetic retinopathy. To determine whether a difference exists in the efficacy and safety of argon versus xenon photocoagulation for…
- Trial name
- NCT00000160
- Testing
- Xenon Photocoagulation, Argon Photocoagulation, Photocoagulation
- Sponsor
- National Eye Institute (NEI)
Visual Fatigue
The Effect of 3D Autostereoscopic Video-game Play on the Visual Fatigue in Children
This study aims to examine the specific effect that 3D game play has on the control of the eyes horizontal movements. It will examine the youngest group of consumers this technology is marketed to, 7 to 11-year-olds and no…
- Trial name
- NCT02407015
- Testing
- Nintendo 3DS gameplay
- Where
- United Kingdom
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- University of Sheffield
Cycloplegia, Refractive Errors
Cycloplegic Refraction in Pediatric Patients With Esotropia
The primary outcome of this study is to compare cyclopentolate 1% and tropicamide 1% for cycloplegic refractions in pediatric populations with esotropia.
- Conditions
- Cycloplegia, Refractive Errors, Esotropia, Vision Disorders
- Trial name
- NCT06077682
- Testing
- Cyclopentolate, Tropicamide
- Where
- 2 sites in Jordan, Qatar
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Islamic Hospital, Jordan
Amblyopia
Augmenting Atropine Treatment for Amblyopia in Children 3 to < 8 Years Old
This study is designed to evaluate the effectiveness of adding a plano lens to weekend atropine after visual acuity has stabilized with weekend atropine but amblyopia is still present.
- Trial name
- ATS16 (NCT00944710)
- Testing
- Atropine, Plano lens
- Where
- 2 sites in United States
- Volunteers
- 73 people
- Sponsor
- Jaeb Center for Health Research
Diabetic Retinopathy, Macular Degeneration
Diabetic Retinopathy and Visual Function Study
The purpose of this study is to evaluate possible mechanisms of central visual loss in patients with diabetes mellitus. The visual loss of interest to be investigated is that associated with macular edema (prior to and following…
- Conditions
- Diabetic Retinopathy, Macular Degeneration, Vision, Subnormal
- Trial name
- NCT00001346
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- National Eye Institute (NEI)
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