Clinical trials: Eye Color
Visual Snow Syndrome, Color Blindness
Study of Visual Perception Phenomena: Phosphene Mapping Induced by TMS and Its Relationship With Eye Movements
The purpose of this basic science study is to better understand human visual perception. Phosphenes are flashes of light that can be induced using Transcranial Magnetic Stimulation (TMS).
- Conditions
- Visual Snow Syndrome, Color Blindness, Healthy Volunteer
- Trial name
- NCT07110493
- Testing
- Transcranial Magnetic Stimulation (TMS), Electroencephalography (EEG), Eye-Tracking
- Where
- Russia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Skolkovo Institute of Science and Technology
Primary Tauopathies, Corticobasal Degeneration Syndrome
BIIB092 in Primary Tauopathies: CBS, nfvPPA, sMAPT, and TES
A Phase 1b, Randomized, Double-Blind, Placebo-Controlled, Parallel Cohort Safety, Tolerability, Pharmacokinetics, Pharmacodynamics and Preliminary Efficacy Study of Intravenously Infused BIIB092 in Patients with Four Different…
- Conditions
- Primary Tauopathies, Corticobasal Degeneration Syndrome, Frontotemporal Lobar Degeneration With Tau Inclusions, MAPT Mutation Carriers, Symptomatic
- Trial name
- TauBasket (NCT03658135)
- Testing
- BIIB092
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of California, San Francisco
Type-2 Diabetes, Diabetic Retinopathy
Phenotypes of Nonproliferative Diabetic Retinopathy in DM 2 Patients Identified by OCT, CFP, RLA and mfERG (DIAMARKER)
To characterise phenotypes of Non Proliferative Diabetic Retinopathy (NPDR) progression using multimodal testing/imaging procedures.
- Trial name
- NCT01440660
- Where
- Portugal
- Volunteers
- 20 people
- Sponsor
- Association for Innovation and Biomedical Research on Light and Image
Diabetic Retinopathy, Retinal Vein Occlusion
Computer Aided Diagnosis of Multiple Eye Fundus Diseases From Color Fundus Photograph
Blindness can be caused by many ocular diseases, such as diabetic retinopathy, retinal vein occlusion, age-related macular degeneration, pathologic myopia and glaucoma.
- Conditions
- Diabetic Retinopathy, Retinal Vein Occlusion, Retinal Artery Occlusion, Central Serous Chorioretinopathy
- Trial name
- NCT04723160
- Testing
- Software assisted imaging diagnosis
- Where
- 5 sites in China
- Volunteers
- 748 people, healthy volunteers welcome
- Sponsor
- Visionary Intelligence Ltd.
Achromatopsia
Safety and Efficacy Trial of AAV Gene Therapy in Patients With CNGB3 Achromatopsia (A Clarity Clinical Trial)
This will be a non-randomized, open-label, Phase 1/2 study of the safety and efficacy of AGTC-401 administered to one eye by subretinal injection in individuals with achromatopsia caused by mutations in the CNGB3 gene.
- Trial name
- NCT02599922
- Testing
- rAAV2tYF-PR1.7-hCNGB3
- Where
- 8 sites in United States
- Volunteers
- 32 people
- Sponsor
- Beacon Therapeutics
Myopia
A Comparison of Manufacturing Processes for AIR OPTIX® COLORS Contact Lens
The purpose of this feasibility study was to compare AIR OPTIX® COLORS contact lenses manufactured using an automated process to AIR OPTIX® COLORS contact lenses manufactured using a semi-automatic process.
- Trial name
- NCT01614678
- Testing
- Lotrafilcon B contact lens with color, automated, Lotrafilcon B contact lens with color, semi-automated
- Volunteers
- 49 people
- Sponsor
- CIBA VISION
Complex Post-Traumatic Stress Disorder
Patient-centered Modular CBT for CPTSD: A Randomised Controlled Pilot Study
Modular Patient Centred CBT (MPC) for Complex PTSD (CPTSD) is a manualized psychotherapy programme that consists of five treatment modules addressing 1) Affect dysregulation, 2) Disturbed relationships, 3) Negative self-concept…
- Trial name
- PACE pilot RCT (NCT05259592)
- Testing
- Psychotherapy
- Where
- 5 sites in Denmark
- Volunteers
- 60 people
- Sponsor
- Danish Veterans Centre
Chronic Pain, Depression Disorders
Analysis of the Therapeutic and Clinical Profile of Cannabinoid Treatments: A Real-World Study
What is the purpose of this study? The use of medicinal cannabis has grown significantly in Brazil. However, because many patients use these products through "compassionate use" (when traditional treatments haven't worked), there…
- Conditions
- Chronic Pain, Depression Disorders, Anxiety Disorders, Quality of Life
- Trial name
- CANAREAL (NCT07362407)
- Testing
- Participants are followed while using cannabis-based products (such as CBD or THC oils, extracts, or isolates) as prescribed by their own physicians for therapeutic purposes.
- Where
- Brazil
- Volunteers
- 384 people
- Sponsor
- Santa Catarina Federal University
Myopia
A Study to Evaluate the Safety and Efficacy of MSENC1 Soft Hydrophilic Contact Lenses and Oxypure Color Soft Hydrophilic Contact Lenses
This project is an open, parallel, randomly controlled, and non-inferiority clinical trial of MSENCI soft hydrophilic contact lenses with Oxypure color soft hydrophilic contact lenses used as the control product.
- Trial name
- NCT06616519
- Testing
- BenQ Materials MSENCI soft hydrophilic contact lenses, Visco Oxypure Color soft hydrophilic contact lenses
- Where
- China
- Volunteers
- 192 people
- Sponsor
- BenQ Materials Corporation
Attempted Suicide, Depression
Culturally Adapted Cognitive Behavioral Therapy for Prevention of Self Harm
Aim: To adapt and develop a culturally appropriate psychological intervention and test its feasibility, and acceptability for the patients presenting to general hospital following self-harm in Karachi Pakistan.
- Trial name
- NCT01308151
- Testing
- Other
- Where
- 4 sites in Pakistan
- Volunteers
- 221 people
- Sponsor
- Pakistan Institute of Living and Learning
Dysthyroid Orbitopathy
Morphometric Analysis of Orbital Structures in Graves´ Orbitopathy
The purpose of this protocol is to study orbital structures in Graves´ Disease using multidetector computed tomography and color doppler imaging.
- Trial name
- NCT00665795
- Where
- Brazil
- Volunteers
- 80 people
- Sponsor
- University of Sao Paulo
Eye Diseases
Pix2pix Networks for Scheimpflug Corneal Tomography Image Generation
Computer-aided medical image analysis has advantages, but requires large amounts of training data, which are scarce and costly to obtain, are subject to privacy concerns, and are often highly imbalanced, with over-representation…
- Trial name
- NCT04582253
- Testing
- Scheimpflug Camera Corneal Tomography
- Where
- Egypt
- Volunteers
- 923 people, healthy volunteers welcome
- Sponsor
- Assiut University
Menopause, Visual Impairment and Blindness (Excl Colour Blindness)
Audio-Described Menopause Education Program in Visually Impaired Women
This randomized controlled trial was conducted to evaluate the effect of an audio-described menopause education program on menopause knowledge and menopausal symptoms in women with visual impairment.
- Conditions
- Menopause, Visual Impairment and Blindness (Excl Colour Blindness), Menopausal Symptoms, Women's Health Education
- Trial name
- NCT07771946
- Testing
- Audio-Described Menopause Education Program
- Where
- Turkey (Türkiye)
- Volunteers
- 46 people
- Sponsor
- Ankara University
Vulvodynia (Chronic Vulvar Pain)
Vulvodynia Intervention: the Effect of Multimodal Treatment for Provoked Vulvodynia
The purpose of this project is to develop and evaluate a multimodal treatment for provoked vulvodynia, by addressing the following specific research questions: 1.
- Trial name
- NCT06981611
- Testing
- Vulvodynia Intervention: a multimodal treatment for provoked vulvodynia
- Where
- Sweden
- Volunteers
- 50 people
- Sponsor
- Karlstad University
Achromatopsia
Natural History Study for Achromatopsia
In preparation for human clinical trials we intend to undertake a detailed phenotypic study to help to identify patients who may be suitable for therapeutic intervention.
- Trial name
- NCT04124185
- Testing
- Ocular assessments
- Where
- United Kingdom
- Volunteers
- 85 people
- Sponsor
- MeiraGTx UK II Ltd
Eye Diseases
Development of a Deep Learning System for Identification of Neuro-Ophthalmological Conditions on Color Fundus Photographs in Emergency Department
In recent years, artificial intelligence (AI) has been widely integrated into the medical field, contributing in particular to improved patient diagnosis.
- Trial name
- DEEP-VISION (NCT06643338)
- Where
- France
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
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
Dacryocystitis; Chronic, Lacrimal Sac Space-occupying Lesions
Color Doppler Ultrasound in Lacrimal Sac Space-occupying Lesions
Dacryocystitis and nasolacrimal duct obstruction are the main common causes of epiphora. Dacryocystorhinostomy (DCR) is a widely used and effective treatment for dacryocystitis and nasolacrimal duct obstruction.
- Conditions
- Dacryocystitis; Chronic, Lacrimal Sac Space-occupying Lesions, Color Doppler Ultrasound, Computed Tomography
- Trial name
- NCT05500950
- Testing
- CDU and CT-DCG or CT examination
- Where
- China
- Volunteers
- 21 people
- Sponsor
- Wenzhou Medical University
Attention Deficit Hyperactivity Disorder
Efficacy of Neurofeedback Training in Adults With ADHD
Neurofeedback training (NFT) has been frequently investigated as an alternative treatment for ADHD mainly in children and adolescents.
- Trial name
- NCT01883765
- Testing
- Neurofeedback active, Metacognitive Training
- Where
- Germany
- Volunteers
- 118 people
- Sponsor
- University Hospital Tuebingen
Cataract
Effect of the Color of the Intra-eye Implant in the Cataract Surgery on the Sleep
The cataract surgery (550 000 operations per year in France) is to replace the cloudy lens with a refractive implant. Two colors of implants are available: white implants, filtering out ultraviolet and yellow implants, filtering…
- Trial name
- IOL et sommeil (NCT02304900)
- Testing
- white implant, yellow implant
- Where
- 3 sites in France
- Volunteers
- 400 people
- Sponsor
- University Hospital, Tours