Clinical trials: Visualization
Cataract, Cataract (Post-operative Cataract Surgery Follow-up)
Evaluation of Visual Outcomes, Complications, and Neuroadaptation Following Bilateral Implantation of enVista Envy Trifocal Intraocular Lenses
The enVista Envy intraocular lens (IOL) manufactured by Bausch + Lomb is a new multifocal intraocular lens based on diffractive optics.
- Trial name
- NCT07696130
- Testing
- cataract surgery
- Where
- Poland
- Volunteers
- 20 people
- Sponsor
- Pomeranian Medical University Szczecin
Nightmares, REM-Sleep Type, PTSD
Mental Imagery and Targeted Memory Reactivation in PTSD
With this protocol, investigators examine whether targeted memory reactivation (TMR), a technique used to strengthen memories, can accelerate remission of traumatic nightmares and post-traumatic stress disorder (PTSD)…
- Trial name
- NCT05933109
- Testing
- Imagery Rehearsal Therapy and Targeted memory reactivation during REM sleep, Imagery Rehearsal Therapy
- Where
- Switzerland
- Volunteers
- 46 people
- Sponsor
- University Hospital, Geneva
Spatial Neglect, Hemispatial Neglect
A Model to Identify Specific Predictors of Spatial Neglect Recovery
This study examines methods to better predict improvement of a hidden disability of functional vision, spatial neglect, following stroke.
- Conditions
- Spatial Neglect, Hemispatial Neglect, Hemineglect, Unilateral Neglect
- Trial name
- NCT00990353
- Where
- 3 sites in United States
- Volunteers
- 80 people
- Sponsor
- Kessler Foundation
Age - Related Macular Degeneration (AMD)
Study to Assess Best Corrected Visual Acuity (BCVA) in Patients With Neovascular Age-Related Macular Degeneration (AMD) Who Are Administered VEGF Trap-Eye (Intravitreal Aflibercept Injection)
This is a phase 4, open-label, single arm, multicenter, clinical study in patients with neovascular AMD designed to evaluate the efficacy and safety of Intravitreal Aflibercept Injection (IAI) administered over 2 years , and to…
- Trial name
- RE-VIEW (NCT01722045)
- Testing
- Intravitreal Aflibercept Injection (IAI)
- Where
- 49 sites in United States
- Volunteers
- 154 people
- Sponsor
- Regeneron Pharmaceuticals
Inflammatory Bowel Diseases, Crohn Disease
Bowel Urgency in Inflammatory Bowel Disease
Bowel urgency is commonly defined as the sudden need to rush to the bathroom to empty one's bowel. In the field of inflammatory bowel disease (IBD) (including Crohn's disease (CD) and ulcerative colitis (UC)), bowel urgency is…
- Conditions
- Inflammatory Bowel Diseases, Crohn Disease, Ulcerative Colitis
- Trial name
- URGENT-1 (NCT06069167)
- Testing
- Collection of data related to bowel urgency
- Where
- France
- Volunteers
- 1,000 people
- Sponsor
- Paris IBD Center
Presbyopia
Multifocal Visual Performance Study
The purpose of this trial was to compare the functional visual performance of Precision Profile Multifocal (MF) contact lenses to Progressive Addition Lens (PAL) spectacles in a presbyopic population.
- Trial name
- NCT03757039
- Testing
- Multifocal soft contact lenses, Progressive addition lens spectacles
- Where
- 2 sites in United States, United Kingdom
- Volunteers
- 42 people
- Sponsor
- Alcon Research
Cerebellar Ataxia
Effect of Motor Imagery Training on Ataxic Children After Medulloblastoma Resection
Background: after resection of medulloblastoma in children they suffer from signs and symptoms of ataxia which impedes their activities of daily living.
- Trial name
- NCT04790981
- Testing
- motor imaginary training, physical thertapy training
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Cairo University
Cataract, Intraocular Lens Implant
Quality of Life Evaluation After Cataract Surgery Using 4 Types of Intraocular Lens Implant Combinations
This is multicenter, prospective, comparative and randomized study focusing on the evolution of the quality of Life and Uncorrected Binocular Visual Acuity (UBVA) evaluation at 3 months after cataract surgery in patients who…
- Trial name
- ELVIRA4 (NCT05376917)
- Testing
- Zeiss CT Asphina / Zeiss CT Asphina, Zeiss AT Lara/ Zeiss AT Lisa Tri, Zeiss CT Asphina/ Zeiss AT Lara
- Where
- 2 sites in France
- Volunteers
- 200 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Knee Osteoarthritis, Visual Rehabilitation
Effects of Visual and Vestibular Rehabilitation in Individuals With Knee Osteoarthritis
This study aims to investigate the effects of visual rehabilitation and vestibular rehabilitation added to conventional physiotherapy on postural stability, pain, and functional status in individuals with knee osteoarthritis.
- Conditions
- Knee Osteoarthritis, Visual Rehabilitation, Vestibular Rehabilitation, Postural Stability
- Trial name
- NCT07888920
- Testing
- Conventional Physiotherapy, Visual Rehabilitation, Vestibular Rehabilitation
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 42 people
- Sponsor
- Istanbul Aydın University
Retinitis Pigmentosa
Effects of Subtenon-injected Autologous Platelet-rich Plasma on Visual Functions in Eyes With Retinitis Pigmentosa
Purpose One of the main reasons for apoptosis and dormant cell phases in degenerative retinal diseases such as retinitis pigmentosa (RP) is growth factor withdrawal in the cellular microenvironment.
- Trial name
- PRP (NCT04238858)
- Testing
- Platelet rich plasma
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people
- Sponsor
- Ankara Universitesi Teknokent
Neovascular Glaucoma, Rubeosis
Study to Evaluate the Effects of Ranibizumab (Lucentis) for Patients With Rubeosis and Neovascular Glaucoma
Proliferative ischemic retinopathies lead to a formation of abnormal vessels on the iris surface induced by an increased level of vascular endothelial growth factor (VEGF).
- Trial name
- LucNVG0108 (NCT01370135)
- Testing
- 0.5mg intraocular Ranibizumab (Lucentis)
- Where
- Germany
- Volunteers
- 20 people
- Sponsor
- University of Luebeck
Retinal Artery Occlusion, Fibrinolysis
EAGLE - Multicenter Study of the European Assessment Group for Lysis in the Eye
The aim of the EAGLE Study is to compare the efficacy of conservative medical treatment and local intraarterial fibrinolysis in patients with central retinal artery occlusion and to evaluate benefit and risk for the patient of…
- Conditions
- Retinal Artery Occlusion, Fibrinolysis, Visual Acuity, Stroke
- Trial name
- EAGLE (NCT00637468)
- Testing
- Intravenous injection of heparin, Intravenous injection of acetazolamide, Local intra-arterial fibrinolysis
- Where
- 21 sites in Austria, Germany and 1 more
- Volunteers
- 84 people
- Sponsor
- University Hospital Freiburg
Retinal Diseases, Fuchs Endothelial Dystrophy
DISCOVER Study: Microscope-integrated Intraoperative OCT Study
Optical coherence tomography (OCT )provides high resolution information regarding the anatomic structure of the tissues of the eye in a cross-sectional and 3 dimensional view.
- Conditions
- Retinal Diseases, Fuchs Endothelial Dystrophy, Macular Hole, Epiretinal Membrane
- Trial name
- DISCOVER (NCT02423213)
- Where
- United States
- Volunteers
- 2,911 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
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
Blindness,Acquired
Feasibility of Stimulating the Visual Cortex in Blind
In this study, the investigators intend to evaluate the use of a commercially available neurostimulator system, NeuroPace RNS System to stimulate the visual cortex.
- Trial name
- NCT02747589
- Testing
- Surgical device implant in brain
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- University of California, Los Angeles
Exercise Therapy, Weight Lifting
Mirror Illusion Training and Cross-education
Cross-education describes the transfer of motor performance to the opposite limb following unilateral training and is primarily explained by adaptations within the brain.
- Trial name
- NCT05084690
- Testing
- Unilateral resistance training, Illusionary mirror visual feedback
- Where
- 2 sites in United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Texas Christian University
Visual Performance
Evaluation of Two Marketed Multifocal Contact Lenses
This is a single-masked, randomized, cross-over, dispensing, 6- visit pilot study. The purpose of this clinical study is to evaluate the performance of two marketed multifocal lenses.
- Trial name
- NCT03322423
- Testing
- Multifocal Contact Lens 1, Multifocal Contact Lens 2, Spherical Contact Lens 2
- Where
- 5 sites in United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Anxiety, Hospitalization
Virtual Nature Versus Guided Imagery for Anxiety and Well-Being in Hospitalized Older Adults
Long hospital stays can be difficult for older adults. Being confined to a ward, with limited mobility and little access to the outdoors, may contribute to anxiety, low mood, and reduced well-being.
- Conditions
- Anxiety, Hospitalization, Quality of Life, Psychological Distress
- Trial name
- NCT07765355
- Testing
- Immersive virtual reality nature exposure, Guided imagery
- Where
- 2 sites in Hungary
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Semmelweis University
Diabetes Mellitus, Diabetes Mellitus, Type 2
Evaluation of a Dashboard for Diabetes Care Integrated With the Electronic Health Record
Diabetes is a significant medical problem in the United States and across the world. Despite significant progress in understanding how to better manage diabetes, there is oftentimes still uncertainty in the optimal management…
- Trial name
- NCT03826290
- Testing
- EHR-integrated diabetes dashboard
- Where
- United States
- Volunteers
- 13,155 people
- Sponsor
- University of Utah
Multiple Sclerosis, Optic Neuritis, Demyelinating Disease
Visual (Path)Ways in Multiple Sclerosis - Part II
Multiple sclerosis (MS) is an inflammatory demyelinating and degenerative disease of the central nervous system. The mechanisms of neuro-axonal loss remain incompletely elucidated.
- Trial name
- VWIMS - II (NCT06776224)
- Testing
- Measurement of retinal vascular density and visual cognition
- Where
- France
- Volunteers
- 64 people
- Sponsor
- University Hospital, Lille
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