Clinical trials: Eye Manifestations
Cortical Visual Impairment, Visual Function
Exosomes Effect on Visual Function in CVI
The goal of this observational study is to learn about the effects of nazally applied exosome treatment on visual functions in children with Phase 1 Cerebral visual impairment (CVİ).
- Trial name
- NCT07492966
- Testing
- Molecularly matched therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people
- Sponsor
- Hatice Semrin Timlioglu İper
Cataracts Infantile, Subluxation of Lens
Anterior Versus Posterior Artisan Intraocular Lens Fixation in Aphakic Children With Insufficient Capsular Support.
The Artisan lens (Artisan Aphakic, Ophtec BV) is an iris- claw lens designed for implantation in children with insufficient capsular support.
- Conditions
- Cataracts Infantile, Subluxation of Lens, Intraocular Lens Complication, Corneal Endothelial Cell Loss
- Trial name
- NCT06396156
- Testing
- Anterior enclavation, Posterior enclavation
- Where
- 2 sites in Egypt
- Volunteers
- 32 people
- Sponsor
- Cairo University
Post Traumatic Stress Disorder
Use of CBD Oil in the Treatment of Posttraumatic Stress Disorder
The overarching objective of the proposed project is to test the clinical efficacy of CBD in the treatment of post-traumatic stress disorder using a rigorous double-blind randomized clinical trial methodology.
- Trial name
- NCT04197102
- Testing
- CBD Isolate, CBD Broad Spectrum
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of Texas at Austin
Purpura, Thrombocytopaenic, Idiopathic
LENS - Long-term Eltrombopag Observational Study
A long term observational ocular safety study in adults who have received study medication (either active drug or placebo) in a phase II or III clinical study evaluating eltrombopag.
- Trial name
- LENS (NCT00643929)
- Testing
- Eltrombopag
- Where
- 71 sites in United States, Australia and 19 more
- Volunteers
- 164 people
- Sponsor
- GlaxoSmithKline
Visual Impairment, Age-Related Macular Degeneration
A Virtual Reality Platform Simulating Visual Impairment for Testing of Electronic Travel Aids and Performing Orientation and Mobility Training
In this study, the study team utilize virtual reality (VR) to simulate visual impairments of different types and severity in healthy subjects.
- Conditions
- Visual Impairment, Age-Related Macular Degeneration, Diabetic Retinopathy, Glaucoma
- Trial name
- NCT05135195
- Testing
- In-House Developed VR Platform - AMD, DR, Glaucoma, In-House Developed VR Platform - Glaucoma
- Where
- United States
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Pain, Intracranial Pressure
The Effect of Stellate Ganglion Block on Intracranial Pressure Predicted by Ultrasonographic Assessment of Optic Nerve Sheath Diameter
The stellate ganglion block increase cerebral blood flow, as the consequence of that, it has the potential to cause an increase of intracranial pressure (ICP).
- Trial name
- NCT01840995
- Testing
- ultrasonographic measurement of optic nerve sheath diameter
- Where
- South Korea
- Volunteers
- 35 people
- Sponsor
- Yonsei University
Brain and Central Nervous System Tumors, Chronic Myeloproliferative Disorders
Studying Fentanyl in Patients With Cancer
RATIONALE: Studying blood samples from cancer patients undergoing pain treatment in the laboratory may help doctors learn more about how pain drugs work in the body.
- Conditions
- Brain and Central Nervous System Tumors, Chronic Myeloproliferative Disorders, Leukemia, Lymphoma
- Trial name
- NCT00899951
- Testing
- fentanyl citrate, pharmacological study
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Agitation,Psychomotor
The Effect of Intraoperative Magnesium Sulfate Infusion on the Occurrence of Emergence Agitation
This study designed to evaluate the correlation between the effect of intraoperative magnesium sulfate infusion and the incidence of emergence agitation after pediatric ophthalmic surgery
- Trial name
- NCT03208452
- Testing
- Magnesium Sulfate, Normal saline
- Where
- South Korea
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Seoul National University Bundang Hospital
Amblyopia, Refractive Errors
The Effect of Early Glasses on the Development of Amblyopia
In a randomized controlled trial, we will establish whether early glasses for high refractive error at age one reduce the development of amblyopia between age one and four.
- Trial name
- EGS (NCT04740593)
- Testing
- Orthoptic care with the prescription of glasses from age 12-18 months onwards, Orthoptic care without the prescription of glasses from age 12-18 months onwards, First measurement only
- Where
- Netherlands
- Volunteers
- 601 people, healthy volunteers welcome
- Sponsor
- Erasmus Medical Center
Vision Disorders
SPOT Vision Screening
The purpose of this protocol is to determine if the Welch-Allyn Spot Vision Screener (SPOT) is effective at detecting various risk factors for poor vision in developmentally delayed children.
- Trial name
- NCT03479021
- Testing
- Welch-Allyn Spot Vision Screener
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Children's Hospital Colorado
Progressive Supranuclear Palsy, Motor and Cognitive Symptoms
Efficacy and Safety of Transcranial dIrect Current stiMulation (tDCS) in Progressive Supranuclear Palsy (PSP) (STIM-PSP)
This is a double-blind, randomized, sham-controlled clinical trial that aim to verify the safety and the efficacy of anodal transcranial direct current stimulation (tDCS) on cognitive and motor symptoms in Progressive…
- Trial name
- STIM-PSP (NCT04655079)
- Testing
- Anodal transcranial direct current stimulation (a-tDCS)
- Where
- Italy
- Volunteers
- 24 people
- Sponsor
- University of Salerno
Progressive Supranuclear Palsy
Continuously Infused Recombinant-Methionyl Human Glial Cell Line-Derived Neurotrophic Factor (GDNF) to Treat Progressive Supranuclear Palsy
This study will examine the safety and effectiveness of an experimental drug called GDNF delivered through an investigational device to treat progressive supranuclear palsy (PSP).
- Trial name
- NCT00005903
- Testing
- GDNF & Synchro Med Infusion System
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Diabetic Retinopathy
PASCAL Laser Platform Produces Less Pain Responses Compared To Conventional Laser System
The aim of this study is to compare the severity of expressed pain scores in patients with PDR who underwent either PASCAL or conventional laser and to assess the association between patient characteristics and severity of pain.
- Trial name
- NCT02645383
- Testing
- PASCAL laser, Conventional laser
- Volunteers
- 30 people
- Sponsor
- Kocatepe University
Refractive Errors
Clinical Evaluation of Acuity 200 (Fluoroxyfocon A) RGP Contact Lens
The objective of this clinical investigation is to collect valid scientific safety and effectiveness data on the Acuity 200 (fluoroxyfocon A) Rigid Gas Permeable Contact Lens, manufactured from a newly developed rigid gas…
- Trial name
- Acuity 200 (NCT03971227)
- Testing
- Acuity 200 (Fluoroxyfocon A) contact lens, Acuity 100 (Hexafocon A) contact lens
- Where
- 3 sites in United States
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Acuity Polymers, Inc.
Hemianopsia, Homonymous, Brain Injury
Biofeedback for Hemianopia Vision Rehabilitation
Patients with brain injury secondary to stroke, surgery, or trauma frequently suffer from homonymous hemianopia, defined as vision loss in one hemifield secondary to retro- chiasmal lesion.
- Conditions
- Hemianopsia, Homonymous, Brain Injury, Stroke, Brain Tumor
- Trial name
- NCT05397873
- Testing
- Biofeedback training
- Where
- Canada
- Volunteers
- 32 people
- Sponsor
- University Health Network, Toronto
Primary Dystonia, Hemifacial Spasm
Movement Disorder Survey in East China
Movement disorder involve recurring or constant muscle contractions causing squeezing or twisting movement, such as hemifacial spasm, blepharospasm, cervical dystonias etc.
- Trial name
- MDS (NCT01168388)
- Where
- China
- Volunteers
- 1,600 people
- Sponsor
- Sir Run Run Shaw Hospital
Amblyopia
Changes in Amblyopia Using Optical Coherence Tomography
There have been multiple trials to investigate the morphological changes in the macula and retinal nerve fiber layer of amblyopic eyes, due to the different published results and the lack of evident association between these…
- Trial name
- NCT04092361
- Testing
- optical coherence tomography
- Volunteers
- 28 people
- Sponsor
- Assiut University
Progressive Supranuclear Palsy
A Phase 2a Study of TPN-101 in Patients With Progressive Supranuclear Palsy (PSP)
This is a Phase 2a study to assess the safety and tolerability of TPN-101 patients with PSP.
- Trial name
- NCT04993768
- Testing
- TPN-101, 100 mg/day, TPN-101, 200 mg/day, TPN-101, 400 mg/day
- Where
- 14 sites in United States
- Volunteers
- 42 people
- Sponsor
- Transposon Therapeutics, Inc.
Retinal Vein Occlusion
Extension Study to Compare Long-term Efficacy and Safety of Ranibizumab Intravitreal Injections Versus Dexamethasone Intravitreal Implant in Patients With RVO
The study is intended to characterize the clinical benefit regarding safety and efficacy of a long term treatment with Lucentis in comparison with Ozurdex over an additional 6 months and a 3-month follow-up period, following the…
- Trial name
- NCT01580020
- Testing
- RFB002, Dexamethasone
- Where
- 37 sites in Germany
- Volunteers
- 175 people
- Sponsor
- Novartis Pharmaceuticals
Tauopathies
Study of Biodistribution, Metabolism, Excretion and Brain Uptake 18F-JSS20-183A
The current protocol is to determine the biodistribution, metabolism, excretion and brain uptake of 18F-JSS20-183A. The goal of this radiotracer is to quantify 4Repeat Tau (4Rtau) protein that is abnormally deposited in the brain…
- Trial name
- NCT06932809
- Testing
- 18F-JSS20-183A PET, Brain MRI, Amyloid PET
- Where
- 2 sites in United States
- Volunteers
- 90 people
- Sponsor
- University of Pennsylvania
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