Clinical trials: Visualization
Diabetic Macular Edema
Pain and Visual Outcome in Intravitreal Bevacizumab Injection
In this double blind clinical trial, 1000 patients suffering from diabetic macular edema, age-related macular degeneration, neovascularization due to proliferative diabetic retinopathy and cystoid macular edema secondary to…
- Trial name
- pain & visual (NCT02790775)
- Testing
- Anti-VEGF in quadrant 1, Anti-VEGF in quadrant 2, Anti-VEGF in quadrant 3
- Where
- Iran
- Volunteers
- 1,004 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti University of Medical Sciences
Shoulder Arthroscopy, Operative Bleeding
The Effect of Tranexamic Acid (TXA) on Visualization During Shoulder Arthroscopy
Tranexamic acid has seen an increase in use over the past decade in hip and knee arthroplasty as well as spine surgery with more recent use seen in total shoulder arthroplasty (TSA).
- Conditions
- Shoulder Arthroscopy, Operative Bleeding, Postoperative Pain
- Trial name
- NCT04610164
- Testing
- Tranexamic acid
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Rothman Institute Orthopaedics
Acute Cholecystitis, Colorectal Cancer
Safety and Feasibility of ActivSightTM in Human
ActivSightTM combines an innovative form factor and proprietary software to deliver precise, objective, real-time visualization of blood flow and tissue perfusion intraoperatively for laparoscope-based surgery.
- Conditions
- Acute Cholecystitis, Colorectal Cancer, Diverticulitis, Colonic, Obesity, Morbid
- Trial name
- NCT04633512
- Testing
- ActivSight
- Where
- 3 sites in United States
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Activ Surgical
Treatment Resistant Depression, Visual Perceptual Weakness
Positron Emission Tomography in Transcranial Magnetic Stimulation Intervention for Treatment-resistant Depression
Major depressive disorder (MDD) exhibit reduced visual motor perception, which affects prognosis. Metabolic substance changes and abnormal neural activity in the middle temporal visual area (MT) mediate this perceptual…
- Trial name
- NCT06044324
- Testing
- Repetitive Transcranial Magnetic Stimulation
- Where
- China
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Zhejiang University
Dentin Sensitivity
Clinical Evaluation of the Effectiveness of the Er:Cr:YSGG Laser in Reducing Dentin Sensitivity
This study aims to evaluate the clinical effectiveness of the Er:Cr laser in reducing dentin hypersensitivity (DH), a common dental condition characterized by sharp pain in response to thermal, mechanical, chemical, or osmotic…
- Trial name
- NCT06651827
- Testing
- Dentin sensitivity was measured using the Yeaple Probe and air stimulation tests before and after treatment
- Where
- Vietnam
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy
Post Operative Pain, Endodontic Treatment
Comparison of Post-operative Pain After Use of Endo-activator and Conventional Irrigation During Endodontic Treatment in Symptomatic Periapical Periodontitis
Introduction: The adequate removal of microorganisms, infected or necrotic pulp tissues and complete adequate seal of root canal system along with debridement is key to success of endodontic treatment.
- Conditions
- Post Operative Pain, Endodontic Treatment, Apical Periodontitis
- Trial name
- NCT06668662
- Testing
- Endoactivator, Conventional irrigation
- Where
- Pakistan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Jinnah Sindh Medical University
Sexual Dysfunction, Physiological
Effect Of Menstrual Cycle On Vaginal Blood Flow In Pre-Menopausal Healthy Women.
The Pfizer developed Heat Wash-Out (HWO) system is a software controlled electromechanical system designed to measure vaginal wall blood flow. A small vaginal probe is attached to a control unit. Output data is collected on a PC.
- Trial name
- HWO VBF (NCT00443027)
- Testing
- Vaginal Heat Wash-Out Device
- Where
- 2 sites in Australia
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
Recovery Methods, Rehabilitation Program
A Randomized, Single-blind Trial of LI-TMS and AVS for Stoke Recovery in Healthy Participants (Phase 1).
This randomized, controlled, single-blind clinical pilot study investigates the therapeutic potential of low-intensity repetitive transcranial magnetic stimulation (LI-TMS) and audio-visual stimulation (AVS) and newly offered…
- Conditions
- Recovery Methods, Rehabilitation Program, Stroke, Ischemic, Stroke
- Trial name
- NCT06613282
- Testing
- Low Intensity Transcranial Magnetic Stimulation, Auditory and visual stimulation
- Where
- Russia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Siberian Scientific Research and Test Center for Biomedical Engineering
Overweight
Enriched Canned Tuna With Fibre or Polyphenols on Satiety
The purpose of this study is to evaluate the satiating effects of different canned tuna preserved in olive oil enriched with soluble fiber or polyphenols on overweight subjects (BMI ≥25 and <30 kg / m2).
- Trial name
- SACIATUN (NCT03921580)
- Testing
- Control Canned Tuna, Enriched Canned Tuna Variety 1, Enriched Canned Tuna Variety 2
- Where
- Spain
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Instituto de Investigación Hospital Universitario La Paz
Normal Physiology, Healthy Volunteers
Sociocultural & Biobehavioral Influences on Pain Expression and Assessment
Objective The current proposal investigates behavioral, psychophysiological, and social processes that may help explain biases and disparate outcomes in pain.
- Conditions
- Normal Physiology, Healthy Volunteers, Pain
- Trial name
- NCT03258580
- Testing
- Medoc thermal stimulator, Electric shock stimulator, Cold water bath
- Where
- United States
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- National Center for Complementary and Integrative Health (NCCIH)
Anesthesia, Medical Education
Mental Visualization as a Learning Tool in Anesthesia
The purpose of this study is to evaluate the benefit of adding mental visualization to a training program in medical education. Undergraduate medical students will be randomized before participating in a training program on…
- Trial name
- NCT04159389
- Testing
- Mental visualization
- Where
- France
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University Grenoble Alps
Multiple Sclerosis, Clinically Isolated Syndrome
Visual Processing Speed and Objective Analysis of Ocular Movements in Multiple Sclerosis
This project aims to analyze ocular motility problems, visual processing speed and microperimetry, and their relationship with consolidated retinal structural biomarkers (optical coherence tomography, OCT) in patients with…
- Conditions
- Multiple Sclerosis, Clinically Isolated Syndrome, Relapsing Remitting Multiple Sclerosis, Progressive Multiple Sclerosis
- Trial name
- NCT05706220
- Testing
- Eye tracking, Microperimetry, Optical coherence tomography (OCT)
- Where
- Spain
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Instituto Universitario de Oftalmobiología Aplicada (Institute of Applied Ophthalmobiology) - IOBA
Systemic Lupus Erythematosus (SLE), Visual Function
Study on Early Visual Dysfunction in Patients With Systemic Lupus Erythematosus
OCT, OCTA, fundus photography, and fundus autofluorescence ( FAF ) were used to observe the fundus physiological indexes of normal subjects and SLE patients, to explore the differences of subclinical retinal damage in SLE…
- Trial name
- NCT07679776
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- The First Affiliated Hospital of Anhui Medical University
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
Procedural Sedation, Emergence Delirium
Positive Imagery Therapy and the Incidence of Emergence Reactions With the Use of Ketamine
The purpose of this study is to determine if positive imagery therapy while using ketamine in procedural sedation reduces the number of emergence reactions and impacts pre and post-procedural anxiety.
- Trial name
- NCT04746079
- Testing
- Positive Imagery Therapy
- Where
- United States
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Mercy Health Ohio
Near Vision
Evaluation of Near Visual Acuity With ODYSIGHT, a Smartphone Based Medical App in Comparison to a Standardized Method
This study evaluates the level of agreement between visual parameters tested using OdySight, a mobile application, and standards in office methods.
- Trial name
- TIL-001 (NCT03457441)
- Testing
- Standards vision tests, OdySight medical application assessment
- Where
- France
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Tilak Healthcare
Visual Acuity, Slit Lamp Biomicroscopy (Corneal Staining Assessment)
Clinical Evaluation of 3 Contact Lens Materials With 3 Solution Types
This is a multi-site, randomized, double-masked, contralateral, 2 treatment x 2 period crossover, dispensing, five-visit study to gain clinical insights of the study lenses and solutions.
- Trial name
- NCT03466060
- Testing
- Opti-Free : RevitaLens / Clear Care : RevitaLens, Opti-Free : RevitaLens / RevitaLens : Clear Care, Clear Care : RevitaLens/ Opti-Free : RevitaLens
- Where
- 5 sites in United States
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Retinitis Pigmentosa
Validation of Standardized Test Protocols to Assess the Impact of Visual Pathologies in Daily Life Activities
the incidence of the disease of retinal degenerations with loss of photoreceptors (related to old age or genetic) on patients' daily lives, is poorly characterize without standardized means of measurement (usually performed with…
- Trial name
- PROST (NCT04448860)
- Testing
- performance of behavioral locomotion tasks phase 1, performance of behavioral locomotion tasks phase 2
- Where
- France
- Volunteers
- 87 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
Using Expert Visual Search Strategy to Train Students to Read the Chest X-ray
Improving Search Strategy for Identifying Urgent Conditions on the Chest X-ray
Currently, teaching X-ray interpretation to medical students is not standardized, and is generally not very effective. Objective: The goal of our study is to evaluate whether directly teaching an expert search strategy for x-ray…
- Trial name
- NCT01883570
- Testing
- training in visual search strategy, access to a library of chest x-rays without search strategy
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Université de Montréal
Gait, Unsteady
Home-based Motor Imagery for Gait Stability in Older Adults. A Cross-over Feasibility Study. (MIGS-F)
Gait stability is reduced as early as from age 40 to 50. Gait stability can be improved in patients with neurological diseases or in healthy elderly persons with exercises.
- Trial name
- MIGS-F (NCT02693756)
- Testing
- Motor imagery
- Where
- Switzerland
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Applied Sciences of Western Switzerland
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