Clinical trials: Visual Disorder, open to volunteers
Coronary Arterial Disease (CAD), Radial Artery Spasm
Impact of Preprocedural Stress Ball Use on Radial Artery Outcomes in Elective Coronary Angiography
This randomized, double-blind, controlled trial aims to evaluate the effect of preprocedural hand exercise using a stress ball on the incidence of radial artery spasm and other vascular complications in patients undergoing…
- Conditions
- Coronary Arterial Disease (CAD), Radial Artery Spasm, Radial Artery Occlusion, Transradial Angiogram
- Trial name
- SPARROW (NCT07087522)
- Testing
- Stress Ball Use
- Where
- Turkey (Türkiye)
- Volunteers
- 400 people
- Sponsor
- Sakarya University
Presbyopia Correction, Visual Impairment and Blindness (Excl Colour Blindness)
Effect of Presbyopia Correction on Livelihood and Repayment Among Solar Customers in Western Region, Kenya
With age, people lose the ability to see things that are near them clearly. This is known as presbyopia. Although this is a normal ageing process, it can be corrected with near vision eyeglasses - colloquially known as reading…
- Conditions
- Presbyopia Correction, Visual Impairment and Blindness (Excl Colour Blindness), Repayment Behaviour, Livelihoods
- Trial name
- NCT06774183
- Testing
- Near vision glasses for presbyopia correction
- Volunteers
- 1,085 people
- Sponsor
- Dot Glasses Kenya
Wolfram Syndrome 1, Optic Atrophies, Hereditary
Does Recessive Optic Atrophy Due to WFS1 Exist?
All patients with Wolfram syndrome and recessive optic atrophy due to a mutation of the WFS1 from a single Center were included in a retrospective study.
- Trial name
- NCT07336966
- Testing
- analyse study
- Volunteers
- 45 people
- Sponsor
- Hôpital Necker-Enfants Malades
Presbyopia
Evaluation of Functional Superiority of the Morrow eProgressive
Presbyopia is a common age-related condition where the eye loses its ability to focus on nearby objects, typically from around age 45.
- Trial name
- EPACT (NCT07878416)
- Testing
- 3 weeks wearing of study device instead of their current wearing solution
- Where
- 3 sites in Belgium, Italy
- Volunteers
- 50 people
- Sponsor
- Morrow Eyewear
Neuro-Ophthalmology
Safety and Normative Data With Neos™
The goal of this clinical study is to collect standard data for the medical device neos™. neos™ is a system that shows images and measures the resulting eye movements and pupil size. Collecting standard data involves three steps.
- Trial name
- neos-SNOW (NCT07258212)
- Where
- 3 sites in Switzerland
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- machineMD AG
Glaucoma, Primary Open Angle Glaucoma (POAG)
Evaluation of BRUDYGLAUCO (DHA + Citicoline) in Patients With Glaucoma
This study aims to evaluate the effects of BrudyGlauco, a nutritional supplement containing DHA (docosahexaenoic acid) and citicoline, on visual function in people with glaucoma.
- Conditions
- Glaucoma, Primary Open Angle Glaucoma (POAG), Neuroprotection
- Trial name
- BRUDYGLAUCO (NCT07322965)
- Testing
- BrudyGlauco
- Where
- 2 sites in Spain
- Volunteers
- 108 people
- Sponsor
- Institut Catala de Retina
Hemianopia, Homonymous, Cortical Blindness, Unspecified Side of Brain
Ameliorating Stroke-induced Hemianopia Via Multisensory Training
This study seeks to determine the extent of the visual capabilities that can be restored in hemianopic stroke patients by a multisensory training technique and evaluate changes in the brain that the training induces.
- Trial name
- NCT05894434
- Testing
- Multisensory Training, Unisensory Training
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- Wake Forest University Health Sciences
Cataract
Clinical Trial on the Visual Function of Enhanced Monofocal and EDoF Intraocular Lenses
Randomized clinical trial to evaluate the visual performance of enhanced monofocal and extended depth-of-field intraocular lenses
- Trial name
- NCT07715071
- Testing
- Intraocular lens
- Volunteers
- 90 people
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Interstitial Lung Disease
CT Quantitative Assessment of Interstitial Lung Disease
Interstitial lung disease (ILD) refers to a broad category of heterogeneous lung diseases with different etiologies and features characterized by inflammation and fibrosis of the lung parenchyma and manifested as exertional…
- Trial name
- NCT05947422
- Testing
- High resolution CT Chest, Spirometry
- Where
- Egypt
- Volunteers
- 70 people
- Sponsor
- Assiut University
Foot Injuries and Disorders, Ankle Injuries and Disorders
Assessment of Medrol Dosepak to Reduce Opioid Consumption in Foot and Ankle Surgical Patients
This clinical trial aims to determine the effects of a 6-day low-dose methylprednisolone course on pain, nausea, and total opioid consumption in patients undergoing foot and ankle surgeries.
- Conditions
- Foot Injuries and Disorders, Ankle Injuries and Disorders, Achilles Tendon Injury
- Trial name
- NCT06780202
- Testing
- medrol dosepak, HYDROcodone Oral Tablet
- Where
- 2 sites in United States
- Volunteers
- 180 people
- Sponsor
- Emory University
Overweight and Obesity
Weight Loss Goals and Satisfaction Survey
The goal of this observational survey pilot study is to learn how 3D visualization tools (i.e., personalized avatars) influence weight loss goals, satisfaction, confidence, and commitment compared to numerical weight outcomes in…
- Trial name
- NCT07541872
- Testing
- Personalized 3D Body Visualization
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Multiple Sclerosis
Effects of Balance Exercises Performed With Different Visual Stimuli
The study aims to examine the effects of balance exercises applied with different visual stimuli on individuals with MS.
- Trial name
- NCT06387043
- Testing
- Balance exercises with Virtual Reality Glasses, Balance Exercises with Stroboscopic Glasses, Balance Exercises with Visual-Based Metaphor Training
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Halic University
Vision, Low, Mobility Limitation
Evaluating Stairway Designs for Individuals With Vision Impairment
The goal of this study is to learn if contrast frequency on step tread-edges influences foot clearance measures, a marker of fall risk, in older adults with and without visual impairments.
- Trial name
- NCT07337317
- Testing
- Frequency of contrast marking on stair steps
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- The University of Alabama in Huntsville
Retinal Degeneration, Age-Related Macular Degeneration
Adaptive Optics Imaging of Outer Retinal Diseases
The objective of the study is to collect adaptive optics (AO) retinal images from human subjects with outer retinal diseases (diseases of the outer retina including photoreceptor, retinal pigment epithelium (RPE), basement…
- Conditions
- Retinal Degeneration, Age-Related Macular Degeneration, Retinitis Pigmentosa, Hydroxychloroquine Retinopathy
- Trial name
- NCT05355415
- Testing
- Adaptive optics imaging
- Where
- 2 sites in United States
- Volunteers
- 100 people
- Sponsor
- Food and Drug Administration (FDA)
Cataract, Presbyopia Correction
Night Driving After Trifocal Versus Monofocal IOL Implantation
This prospective observational cohort study will compare night-driving visual difficulty and visual disturbances after bilateral implantation of an Alcon trifocal intraocular lens or an Alcon monofocal intraocular lens in adults…
- Trial name
- TriIOL (NCT07755189)
- Testing
- AcrySof IQ PanOptix TFNT00 Trifocal Intraocular Lens, Alcon Monofocal Intraocular Lens
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Jin Yang
Visual Correction, Refractive Surgery
Outcomes of Cataract & Refractive Procedures
The primary objective of the database is to retrospectively analyse the visual and refractive outcomes of cataract and refractive procedures in order to continuously assess outcomes and also compare outcomes between the different…
- Conditions
- Visual Correction, Refractive Surgery, Cataract Surgery
- Trial name
- NCT07481487
- Where
- United Kingdom
- Volunteers
- 150 people
- Sponsor
- Vision Care Collective Limited
Migraine, Epilepsy
High-field MR Imaging in Migraine, Visual Snow and Epilepsy
In this project, the aim is to recruit patients with drug resistant epilepsy and those suffering from migraine. Interestingly, patients suffering from epilepsy are also more often reporting to suffer from migraine.
- Conditions
- Migraine, Epilepsy, Visual Snow Syndrome
- Trial name
- NCT05524493
- Testing
- Structural MRI, Quantitative MRI, Diffusion MRI
- Where
- 2 sites in Switzerland
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Suicide Attempt
Treating Suicidality Remotely
Background: Practical and psychological barriers make it difficult for people with Suicidal Thoughts and Behaviors (STBs) to get professional help.
- Trial name
- TREASURE (NCT06370104)
- Testing
- Brief Cognitive Behavioral Therapy for Suicide Prevention, Living under control
- Where
- Netherlands
- Volunteers
- 364 people
- Sponsor
- 113 Suicide Prevention
Acute Upper Gastrointestinal Bleeding, Upper Gastrointestinal Bleeding
Trimebutine Maleate for Enhancing Gastric Visualization in Acute Upper Gastrointestinal Bleeding
Acute upper gastrointestinal bleeding is a medical emergency that requires an urgent upper endoscopy to locate and treat the source of the bleeding.
- Conditions
- Acute Upper Gastrointestinal Bleeding, Upper Gastrointestinal Bleeding, Gastrointestinal Hemorrhage
- Trial name
- NCT07749300
- Testing
- Trimebutine Maleate
- Volunteers
- 100 people
- Sponsor
- Assiut University
Congenital Cataract, Pediatric Cataract
Five-Year Visual Function and Refractive Outcomes After Congenital Cataract Surgery
This prospective multicenter observational study aims to evaluate the 5-year visual function and refractive outcomes in children undergoing surgery for congenital cataract.
- Trial name
- NCT07070037
- Where
- China
- Volunteers
- 400 people
- Sponsor
- Jin Yang