Clinical trials: Visualization
Asthenopia, Visual Fatigue
Visual and Neural Responses to Naked-Eye 3-D Viewing
This multicenter study examines short-term changes in visual fatigue and eye function after glasses-free three-dimensional (3D) viewing in healthy adults.
- Conditions
- Asthenopia, Visual Fatigue, Binocular Vision Disorder
- Trial name
- NCT07848763
- Testing
- Device / Behavioral Exposure
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital
Visual Deficiencies, Visual Attention
Effects of a Vision-Focused Occupational Therapy Program on Visual Skills in Primary School Children
This randomized controlled trial aims to investigate the effects of a structured visual skills-based occupational therapy program on visual perception and school-based visual-motor functions in typically developing primary school…
- Trial name
- NCT07635706
- Testing
- Visual Skills-Based Occupational Therapy Program, Home-Based Assignment Program
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Medipol University
Vision Impairment
Providing Access to the Visual Environment
Providing Access to the Visual Environment is a pediatric low vision grant which has the ability to provide comprehensive, interdisciplinary low vision rehabilitation services to every child in Tennessee with a vision impairment.
- Trial name
- NCT00341744
- Where
- United States
- Volunteers
- 795 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Presbyopia
Performance of a Multifocal Contact Lens - Presbyopia Study
This is a four week study to evaluate the performance of a multifocal contact lens in habitual wearers of silicone hydrogel multifocal contact lenses.
- Trial name
- NCT02450747
- Testing
- etafilcon A MULTIFOCAL
- Where
- Canada
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Major Depressive Disorder (MDD), Schizophrenia
Biomarker Research on Ultra-High-Field MRI Combined With Visual Perception Assessment in the Diagnosis and Treatment Outcomes of Severe Mental Disorders
This is an observational study aiming to screen biomarkers associated with the diagnosis and treatment outcomes of severe mental disorders (MDD/major depressive disorder, SZ/schizophrenia, BD/bipolar disorder) through 7T…
- Conditions
- Major Depressive Disorder (MDD), Schizophrenia, Bipolar Disorder, Severe Mental Disorders
- Trial name
- NCT07479758
- Where
- China
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Anxiety State, Symptoms and Signs
The Effect of Olfactory Mental Imagery and Cardiovascular Surgery
This study aims to examine the effect of olfactory mental imagery on physiological parameters, anxiety and symptoms after cardiovascular surgery.
- Conditions
- Anxiety State, Symptoms and Signs, Vital Signs
- Trial name
- NCT06221436
- Testing
- Mental Imagery
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Istanbul Saglik Bilimleri University
Anaesthesia, Anxiety
Sensory Distraction Tools on Anxiety Management in Pediatric Dental Patient
The goal of this clinical trial is to evaluate the effectiveness of visual and sensory distraction prior to inferior alveolar nerve block administration in healthy children of both genders, aged 4-6 years.
- Conditions
- Anaesthesia, Anxiety, Children
- Trial name
- NCT06976047
- Testing
- Tell-Show-Do, Visual distraction, Sensory distraction
- Where
- Syria
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Damascus University
Autism Spectrum Disorder, Autism
Dynamic Quantification of Social-Visual Engagement in Autism Spectrum Disorder (ASD)
The goal of this clinical study is to learn about the utility and performance of the EarliPoint System (™): Evaluation for Autism Spectrum Disorder to diagnose and assess autism spectrum disorder (ASD) in children ages 31-96…
- Trial name
- MEASURE-ASD2 (NCT05806216)
- Testing
- EarliPoint Diagnosis, Clinically Certain Expert Clinician Diagnosis (CC-ECD)
- Where
- 9 sites in United States
- Volunteers
- 929 people, healthy volunteers welcome
- Sponsor
- EarliTec Diagnostics, Inc
Pregnancy Related
Foley Bulb Insertion Method: Blind vs. Direct
The investigators will compare, in a randomized clinical trial, two methods of placement (placement with a gloved hand vs. placement with a sterile speculum) of a Foley bulb transcervical dilator.
- Trial name
- FrIENDly (NCT03450408)
- Testing
- Method of placement of Foley bulb transcervical dilator
- Where
- United States
- Volunteers
- 372 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Patient Satisfaction
This Study Will Assess Whether the Treatment Provided by Dentist is Successful in Meeting the Expectations of Patient by Asking Questions Related to Aesthetics, Chewing Ability, Comfort and Phonetics Before and After Providing Treatment and the Patient Will Tell Through Visual Analog Scale
This study aims to assess patient satisfaction after receiving porcelain-fused-to-metal fixed dental prostheses. Patients will be asked about their expectations before treatment and their satisfaction afterward.
- Trial name
- NCT07100678
- Testing
- Porcelain-Fused-to-Metal Fixed Dental Prosthesis
- Where
- Pakistan
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Khyber College of dentistry
Cognitive Change
Effects of Expectations on Hypoalgesia Produced by Mental Practice
The main objective of this research work is to evaluate and quantify the hypoalgesia generated by motor imagery influenced by the presence of expectations.
- Trial name
- NCT04621162
- Testing
- Positive Expectations (initial), Negative Expectations (initial), Neutral Expectations (initial)
- Where
- Spain
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Universidad Autonoma de Madrid
Alzheimer's Disease, Healthy
Brain Imaging in Elderly People and Individuals With Alzheimer's Disease
The purpose of this study is to use brain imaging technology to study the effects of aging and Alzheimer's Disease (AD) on a specific type of brain receptor. The brain is made up of cells called neurons.
- Trial name
- NCT00001917
- Testing
- O15, [F-18] FP-TZTP
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Healthy
Comparison Between Classic Leg-press Training and Complex Leg-press Training on a Dynamic Leg-press
A complex training on a dynamic leg-press with visual feed-back will improve coordinative capacity, power, sensorimotor and cognitive aspects more than a classic training on the same leg-press but without visual feed-back.
- Trial name
- dlp (NCT01451866)
- Testing
- resistance training, complex resistance training
- Where
- Switzerland
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Applied Sciences of Western Switzerland
Presbyopia
Visual Performance of Dailies Total1 Multifocal and Acuvue Oasys Max 1-Day Multifocal in Presbyopic Lens Wearers
The purpose of this study is to measure the logMAR visual acuity when presbyopic soft lens wearers are fit with Dailies Total1 Multifocal and ACUVUE OASYS MAX 1-DAY Multifocal.
- Trial name
- GIRAFFE (NCT06369987)
- Testing
- Deleficon A (multifocal), Senofilcon A (multifocal)
- Where
- Canada
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- University of Waterloo
Cataract
Visual and Refractive Outcomes of a New Diffractive Trifocal Toric Intraocular Lens
The purpose of this study is to investigate the visual performance and refractive predictability with the diffractive toric Finevision POD FT IOL.
- Trial name
- RibeiroPODFT (NCT04940793)
- Testing
- POD FT
- Where
- Portugal
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Visual Field Defect, Peripheral
Establishing a Normative Database in Pediatric Population of the Head-mounted visuALL Field Analyzer
The goal of this study is to determine reference values of the VisuALL Field Test in pediatric population. Standard Automatic Perimetry (SAP) is the gold standard test for the evaluation of different diseases of the visual…
- Trial name
- NCT04175444
- Testing
- VisuALL Field Analyzer, Humphrey Field Analyzer
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Visual Quality, Axial Length
The Influence of Axial Length on Visual Quality Following SMILE Surgery in Patients with High Myopia
This retrospective study aimed to investigate the subjective and objective visual outcomes following Small Incision Lenticule Extraction (SMILE) surgery in high myopic patients with varying axial lengths (AL).
- Conditions
- Visual Quality, Axial Length, High Myopia
- Trial name
- NCT06898164
- Testing
- This study does not involve any interventions
- Where
- China
- Volunteers
- 113 people, healthy volunteers welcome
- Sponsor
- yuhao shao
Cognitive Impairment, Mood Disorders
Performances of a Brief Assessment Tool for the Early Diagnosis of Geriatric Syndromes by Primary Care Physicians
The AGE (Active Geriatric Evaluation) aims to develop a brief assessment tool adapted to the primary care setting.
- Conditions
- Cognitive Impairment, Mood Disorders, Urinary Incontinence, Malnutrition
- Trial name
- NCT01816087
- Testing
- brief geriatric assessment
- Where
- Switzerland
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- University of Lausanne
Oral Proprioceptive Sensitivity and Upper Limb Kinesthetic Acuity
Oral Proprioceptive Sensitivity and Upper Limb Kinesthetic Acuity: A Pilot Study
The goal of this observational study is to investigate whether differences in oral proprioceptive sensitivity are associated with differences in kinesthetic acuity of the upper limbs in children.
- Trial name
- NCT07854314
- Testing
- Upper-Limb Kinesthetic Acuity Assessment, Effect of Auditory Stimulation on Visual Perception, Oral Proprioceptive Sensitivity Assessment
- Where
- Spain
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Sophie Román Richon
Colles' Fracture
CoNCReTe-trial: Colles Fractures, Determining the Norm in Closed Reduction Techniques
Rationale: Many different closed techniques are used to reduce a dorsally dislocated distal radius fracture (Colles' fracture). One trial to compare two main techniques (finger-trap traction and manual manipulation) did not find…
- Trial name
- CoNCReTe (NCT00631267)
- Testing
- Manual Manipulation, Finger Trap Traction
- Where
- Netherlands
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Rijnstate Hospital
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