Clinical trials: Visualization
Visual Acuity, Presbyopia
Pilot Dispensing Study of Two Marketed Daily Disposable Multifocal Contact Lenses
This is a 6-visit, single-masked, multi-site, 2×3 crossover, randomized-controlled, dispensing clinical trial to evaluate visual acuity.
- Trial name
- NCT07076160
- Testing
- INFUSE® One Day Multifocal, ACUVUE® OASYS MAX 1-Day Multifocal Contact Lens
- Where
- 7 sites in United States
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
CRC Screening
Evaluation of Capsule Endoscopy With PillCam® COLON 2 in Visualization of the Colon
This study was design to establish the effectiveness of PillCam® Platform with the PillCam® COLON 2 capsule as demonstrated by the identification of subjects with polyps as compared to optical colonoscopy.
- Trial name
- NCT01372878
- Testing
- PillCam® COLON 2 procedure, Colonoscopy
- Where
- 17 sites in United States, Israel
- Volunteers
- 884 people, healthy volunteers welcome
- Sponsor
- Medtronic - MITG
Visual Acuity
Clinical Evaluation of Investigational Multifocal Contact Lenses
3-visit dispensing study to evaluate the subjective feedback of a multifocal contact lens in a population of presbyopic patients. Subjects will wear the contact lenses for a total of 12-16 days.
- Trial name
- NCT03059810
- Testing
- etafilcon A
- Where
- 9 sites in United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
LASIK Flap Thickness and Visual Outcomes Using the WaveLight FS200 Femtosecond Laser
The objective of this study is to evaluate the visual outcome, accuracy, predictability and complications of LASIK flap creation using the Alcon Wavelight FS200 Femtosecond laser and compare these results to those obtained using…
- Trial name
- FS200 (NCT02060461)
- Testing
- FS200 femtosecond laser LASIK, IntraLase femtosecond laser LASIK
- Where
- United States
- Volunteers
- 33 people
- Sponsor
- The Cleveland Clinic
Diabetic Macular Edema, Visual Impairment
Efficacy and Safety of Ranibizumab (Intravitreal Injections) Versus Laser Treatment in Patients With Visual Impairment Due to Diabetic Macular Edema
This study will assess the efficacy and safety of ranibizumab (intravitreal injections) versus laser treatment in patients with visual impairment due to diabetic macular edema.
- Trial name
- RED-ES (NCT00901186)
- Testing
- RFB002, Laser photocoagulation
- Where
- 17 sites in Spain
- Volunteers
- 83 people
- Sponsor
- Novartis Pharmaceuticals
Healthy
The Role of Different Prefrontal Areas in Visual Metacognition
The study will use transcranial magnetic stimulation (TMS) to investigate the causal role of different brain regions during visual perception. TMS is a well-established technique used by hundreds of labs in the world.
- Trial name
- NCT04263766
- Testing
- Transcranial magnetic stimulation
- Where
- United States
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Georgia Institute of Technology
Distal Radius Fracture
Motor Imagery in Rehabilitation After a Distal Radius Fracture
The aim of this study is to determine whether motor imagery training during the immobilisation period in patients with a distal radius fracture, results in an improved functional outcome compared to patients who do not perform…
- Trial name
- MIDRF (NCT01921062)
- Testing
- Motor imagery
- Where
- Netherlands
- Volunteers
- 66 people
- Sponsor
- University Medical Center Groningen
Surgery
TOF Monitoring Using the TetraGraph in Patients Less Than 1 Year of Age
The primary objective of this study is to evaluate the efficacy of train-of-four (TOF) monitoring using the TetraGraph Neuromuscular Transmission Monitor in pediatric patients less than 1 year of age.
- Trial name
- NCT06458023
- Testing
- TetraGraph (TM) NMT Monitor
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Joseph D. Tobias
Multiple Sclerosis, Optic Neuritis
Ampyra for Optic Neuritis in Multiple Sclerosis
Fifty subjects will be enrolled in this Phase II, investigator-initiated, randomized and blinded cross-over trial of dalfampridine of 8 weeks duration The study will test the hypothesis that dalfampridine, when administered to…
- Trial name
- NCT01337986
- Where
- United States
- Volunteers
- 53 people
- Sponsor
- Washington University School of Medicine
Intracranial Aneurysms
Feasibility Study of the LVIS™ (Low-profile Visualized Intraluminal Support)Device
The purpose of this study is to evaluate the safety and probable benefit of the Low-profile Visualized Intraluminal Support (LVIS™ and LVIS™ Jr.)devices from MicroVention, Inc.
- Trial name
- LVIS (NCT01541254)
- Testing
- Low profile Visualized Intraluminal Device (LVIS and LVIS Jr.)
- Where
- 6 sites in United States
- Volunteers
- 30 people
- Sponsor
- Microvention-Terumo, Inc.
Colonic Diseases
PillCam™ Colon Capsule Endoscopy (PCCE) in the Visualization of the Colon
To see if PillCam COLON will demonstrate diagnostic yield >80% in detecting significant colonic pathologies when compared to colonoscopy in the target population.
- Trial name
- MA-53 (NCT00604162)
- Testing
- PillCam COLON, Standard colonoscopy
- Where
- 7 sites in France, Germany and 3 more
- Volunteers
- 332 people
- Sponsor
- Medtronic - MITG
Glaucoma
Analysis of the Eye in Patients With Primary Open-Angle Glaucoma and a Visual Field Defect in One Eye
The study aims to further understand glaucoma pathogenesis and progression by utilizing enhanced depth imaging optical coherence tomography to visualize and measure lamina cribrosa in vivo and segmentation technology to…
- Trial name
- NCT02622191
- Testing
- Spectral domain Optical Coherence Tomography
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Glaucoma
Persistence of Glaucoma Patients With Web-Browser-Based Visual Field Test
The goal of this clinical trial is to assess patient persistence and adherence with a 6-month period of at-home visual field testing, using a novel web-based visual field test (EyeSimplify, M\&S Technologies, Niles, IL).
- Trial name
- NCT05690152
- Testing
- EyeSimplify web-browser-based visual field test
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Andrew Pouw, MD
Ischemic Optic Neuropathy
Safety and Efficacy of Using SightSaver Visual Evoked Potential (VEP) for VEP Monitoring in Prone Spine Surgery
Post-operative visual loss (POVL) following non-ocular surgical procedures is an infrequent but severe complication. Little is understood about this complication, but most cases seem to result from loss of blood flow to the optic…
- Trial name
- SightSaver (NCT02643615)
- Testing
- VEP under TIVA, VEP under balanced anesth., Propofol
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Ohio State University
Corneal Ulcer, Eye Infections, Bacterial
Steroids for Corneal Ulcers Trial
The purpose of this study is to determine whether adding topical steroids improves the outcomes of bacterial corneal ulcers, especially visual acuity.
- Trial name
- SCUT (NCT00324168)
- Testing
- Antibiotics, Topical corticosteroid
- Where
- 5 sites in United States, India
- Volunteers
- 500 people
- Sponsor
- Thomas M. Lietman
Tobacco Use, Smoking Cessation
A Guided Imagery Tobacco Cessation Intervention Delivered by a Quit Line and Website
Tobacco use is still the leading cause of preventable disease and death in the United States. Tobacco quit lines are effective at helping smokers to quit, but quit lines are underutilized, especially by men and racial/ethnic…
- Conditions
- Tobacco Use, Smoking Cessation, Smoking, Tobacco, Tobacco Smoking
- Trial name
- QLImagery (NCT02968381)
- Testing
- Imagery Intervention, Control Condition
- Where
- United States
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- University of Arizona
Macular Edema Secondary to Central Retinal Vein Occlusion
Vascular Endothelial Growth Factor (VEGF) Trap-Eye: Investigation of Efficacy and Safety in Central Retinal Vein Occlusion (CRVO)
This is a phase 3 study to determine the efficacy of VEGF Trap-Eye injected into the eye on vision function in subjects with macular edema as a consequence of central retinal vein occlusion.
- Trial name
- NCT00943072
- Testing
- VEGF Trap-Eye 2.0mg
- Where
- 61 sites in United States, Canada and 3 more
- Volunteers
- 189 people
- Sponsor
- Regeneron Pharmaceuticals
Diabetes Mellitus, Macular Edema
Intravitreal Aflibercept Injection in Vision Impairment Due to DME
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-DME (NCT01331681)
- Testing
- VEGF Trap-Eye (BAY86-5321), Macular Laser Photocoagulation (Control)
- Where
- 73 sites in Australia, Austria and 9 more
- Volunteers
- 406 people
- Sponsor
- Bayer
Symptomatic Vitreomacular Adhesion
A Phase III Study of A01016 in Subjects With Symptomatic Vitreomacular Adhesion
The purpose of this study is to evaluate the superiority regarding vitreomacular adhesion (VMA) resolution of a single intravitreal injection of A01016 (Ocriplasmin) compared to sham-injection in subjects with symptomatic VMA.
- Trial name
- NCT01889251
- Testing
- Ocriplasmin
- Where
- Japan
- Volunteers
- 251 people
- Sponsor
- Alcon Research
Dementia, Alzheimer Type, Problem Behavior
Home Evaluation of Exit Barriers in Wandering
Main hypothesis. Floor and door visual exit barriers will decrease exit-seeking wandering (exit door approaches) proximal to exit doorways by persons with dementia who wander.
- Trial name
- HEEBW (NCT00997425)
- Testing
- Door cover/Floor cover
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- US Department of Veterans Affairs