Clinical trials: Visualization
Cerebellar Ataxia, Spinocerebellar Ataxias
Using Real-time fMRI Neurofeedback and Motor Imagery to Enhance Motor Timing and Precision in Cerebellar Ataxia
The aim of the research is to improve motor function in people with cerebellar ataxia by using neuroimaging methods and mental imagery to "exercise" motor networks in the brain.
- Conditions
- Cerebellar Ataxia, Spinocerebellar Ataxias, Cerebellar Degeneration
- Trial name
- NCT05436262
- Testing
- Real-time fMRI with neurofeedback of motor imagery
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Johns Hopkins University
Glaucoma Diagnosis
How Accurately Does the Diopsys Visual Evoked Potential (VEP) Vision Testing System Detect Glaucoma?
Evaluate sensitivity and specificity of NOVA-DN visually evoked potentials (VEP) protocol and new software method (Corda) for glaucoma detection using optical coherence tomography (OCT) images to differentiate between normal…
- Trial name
- NCT02622178
- Testing
- Optical Coherence Tomography, Visual evoked potential
- Where
- United States
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Visual Acuity
A Comparison of Two Daily Disposable Soft Contact Lenses
Approximately 120 subjects will be comparing two soft contact lenses for one week each.
- Trial name
- NCT02427477
- Testing
- senofilcon A, delefilcon A
- Where
- 6 sites in United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Colorectal Lesions
Evaluation of Capsule Endoscopy With PillCam® Colon 2 in Visualization of the Colon
This pilot, multi center study will establish the effectiveness of Given PillCam® Platform with the PillCam® Colon 2 Capsule as demonstrated by the identification of subjects with polyps, compared to standard colonoscopy.
- Trial name
- NCT01269372
- Testing
- PillCam Colon 2, Colonoscopy
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medtronic - MITG
Endometrial Cancer
Efficacy of Fluorescein Visualization of the Uterus in Detecting Endometrial Cancer Invasion
To determine if Fluorescein systemic injection during hysterectomy procedure can be useful in revealing the depth of endometrial cancer invasion.
- Trial name
- NCT01979003
- Testing
- Fluorescein
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University of Arkansas
Stroke
Visualization of Cerebral Arteries Using Contrast-Enhanced Transcranial Ultrasound in Stroke Patients
The purpose of this study is to find out more about the usefulness of ultrasound in combination with a contrast solution to look for blood vessel blockage or occlusion in the brains of stroke patients.
- Trial name
- NCT00282841
- Testing
- ultrasound
- Where
- 2 sites in United States
- Volunteers
- 61 people
- Sponsor
- University of California, San Diego
Myopia, Hyperopia
Comparing Low-cost Handheld Autorefractors - a Practical Approach to Measuring Refraction in Low Resource Settings
Study compares four portable vision measurement and eye-imaging technologies in terms of accuracy and time and ease of use with older adult (ages 40-100) participants in a developing-country setting (India).
- Trial name
- NCT03456245
- Testing
- Vision device validation
- Volunteers
- 205 people, healthy volunteers welcome
- Sponsor
- Harvard School of Public Health (HSPH)
Stroke Induced Vision Loss, Hemianopia
Visual Restoration for Hemianopia
The purpose of this research is to assess the efficacy of a visual training task on reducing the size of a visual field deficit caused by brain damage in adults, and its ability to improve visual functions in this patient…
- Conditions
- Stroke Induced Vision Loss, Hemianopia, Quadrantanopia
- Trial name
- NCT03350919
- Testing
- Training in the blind field, Training in the intact field
- Where
- 3 sites in United States
- Volunteers
- 48 people
- Sponsor
- University of Rochester
Macular Edema, Retinal Vein Occlusion
A Study to Evaluate the Efficacy, Durability, and Safety of KSI-301 Compared to Aflibercept in Patients With Macular Edema Due to Retinal Vein Occlusion (RVO)
This Phase 3 study will evaluate the efficacy, durability, and safety of KSI-301 compared to aflibercept, in participants with macular edema due to treatment-naïve branch (BRVO) or central retinal vein occlusion (CRVO).
- Trial name
- BEACON (NCT04592419)
- Testing
- KSI-301, Aflibercept
- Where
- 141 sites in United States, Czechia and 10 more
- Volunteers
- 568 people
- Sponsor
- Kodiak Sciences Inc
Aphakia, Cataract
Exploratory Study to Evaluate the Use of the RxSight Light Adjustable Lens (LAL) and the Light Delivery Device (LDD) to Improve Visual Outcomes
The objective of this study is to evaluate, for the visual correction of aphakia, whether the RxSight Light Adjustable Lens (LAL) and Light Delivery Device (LDD) can be used to improve visual outcomes after performing adjustments…
- Trial name
- NCT03895034
- Testing
- Light Adjustable lens (LAL) and Light Delivery Device (LDD)
- Where
- Mexico
- Volunteers
- 66 people
- Sponsor
- RxSight, Inc.
Cataract
Patient Perception of Visual Quality and Function
The purpose of this study is to evaluate the visual quality and function of pseudophakic patients.
- Trial name
- NCT02146599
- Testing
- Administration of patient self-assessment
- Where
- United States
- Volunteers
- 301 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Glaucoma
Are There Changes in the Nerve Fiber Layer (NFL) After Lowering of Eye Pressure?
The aim of this study was to evaluate structural and functional improvement after lowering intraocular pressure (IOP) in patients with glaucoma using Spectral Domain Optical Coherence Tomography (SD-OCT), Visual Field (VF)…
- Trial name
- NCT02600403
- Testing
- Optical Coherence Tomography (OCT), Visual evoked potential (VEP), Humphrey Visual Field (HVF)
- Volunteers
- 61 people
- Sponsor
- Wills Eye
Diabetic Macular Edema
Efficacy and Safety of Ranibizumab (Intravitreal Injections) in Patients With Visual Impairment Due to Diabetic Macular Edema
This study was designed to confirm the efficacy and safety of ranibizumab (0.5 mg) as adjunctive therapy when added to laser photocoagulation and/or as monotherapy in Asian patients with visual impairment due to Diabetic Macular…
- Trial name
- REVEAL (NCT00989989)
- Testing
- Ranibizumab, Laser photocoagulation
- Where
- 35 sites in China, Hong Kong and 4 more
- Volunteers
- 396 people
- Sponsor
- Novartis
Cultural Competency, Personal Reflection
Impact of Visual Arts Immersion
The purpose of this study is to enhance engagement, coping and self-reflection by attuning nurses to creative and observational skills drawn from a visual arts pedagogical framework.
- Trial name
- NCT05877976
- Testing
- Visual Arts Immersion
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Visual Acuity
2-week Evaluation of Marketed Silicone Hydrogel Contact Lenses in Indian Population
The primary objective of this study is to evaluate the clinical performance of two marketed silicone hydrogel contact lenses in an Indian population in the following areas: physiological characteristics, comfort characteristics…
- Trial name
- NCT02394808
- Testing
- senofilcon A, lotrafilcon B
- Where
- India
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Cataract
A Comparison of Visual Function After Bilateral Implantation of Presbyopia-Correcting Intraocular Lenses (IOLs)
The purpose of this study is to evaluate visual and refractive parameters in a series of subjects bilaterally implanted with presbyopia-correcting intraocular lenses (IOLs) during cataract surgery.
- Trial name
- NCT01257217
- Testing
- AcrySof® IQ ReSTOR® +3.0 D Multifocal IOL Model SN6AD1, AcrySof® IQ ReSTOR® +3.0 D Multifocal Toric IOL Model SND1TT, Acri.LISA® 366D IOL
- Volunteers
- 31 people
- Sponsor
- Alcon Research
Retinitis Pigmentosa
Cone Rescue in Retinitis Pigmentosa by the Treatment of Lycium Barbarum
Objectives: To study the immediate effect and the persistent effect of Lycium barbarum (LB) treatment on retinal functions, especially the cone function, and retinal structure in patients with retinitis pigmentosa (RP) Design…
- Trial name
- NCT02244996
- Testing
- Lycium Barbarum
- Where
- Hong Kong
- Volunteers
- 50 people
- Sponsor
- The Hong Kong Polytechnic University
Macular Edema
Efficacy and Safety of VEGF Trap Eye in Diabetic Macular Edema (DME) With Central Involvement
To determine the efficacy of intravitreally (IVT) administered VEGF Trap-Eye on the best-corrected visual acuity (BCVA) assessed by the early treatment diabetic retinopathy study (ETDRS) chart in subjects with diabetic macular…
- Trial name
- VIVID EAST (NCT01783886)
- Testing
- Aflibercept (Eylea, VEGF Trap-Eye, BAY86-5321), Macular Laser Photocoagulation
- Where
- 25 sites in China, Hong Kong and 2 more
- Volunteers
- 381 people
- Sponsor
- Bayer
Electronic Health Records, Usability
Improving Providers' Decision-Making and Reducing Information Overload Using Information Visualization in EHRs
This study aims to test the efficacy of an information visualization dashboard on decision-making using a randomized controlled trial with crossover.
- Conditions
- Electronic Health Records, Usability, Information Seeking Behavior, Critical Care
- Trial name
- NCT05937646
- Testing
- AWARE, Electronic Health Record (EHR)
- Where
- United States
- Volunteers
- 113 people
- Sponsor
- University of North Carolina, Chapel Hill
Stroke, Neurologic Disorder
Evaluation of Bioness Integrated Therapy System (BITS) Touch Screen Technology to Improve Field Awareness
The Bioness Integrated Therapy System (BITS) (Bioness Inc. Valencia, CA) Touch Screen is an FDA approved device comprised of an interactive touchscreen and diverse program options to challenge patients through the use of visual…
- Conditions
- Stroke, Neurologic Disorder, Traumatic Brain Injury, Acquired Brain Injury
- Trial name
- NCT04930822
- Testing
- Table Top Visual Intervention, Bioness Integrated Therapy System Visual Intervention
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- Gaylord Hospital, Inc