Clinical trials: Visualization
Motor Imagery, Neck Pain
Motor Imagery Ability and Cervical Discogenic Pain
Background: The purpose of the study was to examine the motor imagery ability and its association with pain, functional status, neck awareness and depression levels in individuals with cervical discogenic pain (CDP).
- Conditions
- Motor Imagery, Neck Pain, Disc Herniation, Functional Status
- Trial name
- NCT06502236
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Cataract
Intraocular Steroid After Cataract Surgery Study
The use of one dose of an antibiotic and steroid injected into the eye at the end of cataract surgery is as safe and effective as the post operative use of eyedrops after cataract surgery.
- Trial name
- NCT00478764
- Testing
- intraocular triamcinolone and gatifloxicin
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Dean Health System
Breast Cancer, Breast Self-Examination
Training On Self-Breast Examination Using Visual Breast Examination Materials For İlliterate Women.
Breast cancer is the most common malignancy among women and remains a major public health concern despite being largely preventable through early detection and regular screening practices.
- Trial name
- NCT07692464
- Testing
- Visual-based Breast Self-Examination (BSE) Education
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 156 people, healthy volunteers welcome
- Sponsor
- Inonu University
Hemianopia, Hemianopsia
Collision Warning Device for Blind and Visually Impaired
This study evaluates a novel collision warning device to help people with severe vision impairment or blindness avoid collisions with obstacles.
- Conditions
- Hemianopia, Hemianopsia, Peripheral Visual Field Defect, Blindness
- Trial name
- NCT03057496
- Testing
- Collision warning device
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Cerebral Palsy (CP)
TENS With Proprioceptive-Visual Training on Gait Parameters in CP
This study aimed to evaluate the effect of TENS with proprioceptive - visual training on gait parameters in children with spastic diplegic cerebral palsy.
- Trial name
- NCT07338994
- Testing
- TENS, 1. Tekscan Walkway system
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Visual Health of Virtual Reality
Developing and Validating VR-Enabled Ophthalmic Clinics: A New Paradigm for Visual Function Testing
This study aimed to design and validate a VR-based ophthalmic clinic that replicates traditional tests of visual acuity, stereopsis, and contrast sensitivity within an immersive digital environment.
- Trial name
- NCT04530773
- Testing
- Watch VR movies/ Play VR games
- Where
- China
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Healthy
Age-related Normative Values for the Octopus 900 Perimeter
The purpose of this study is to determine normal values of the visual field (VF), corrected for age- and reaction time (RT) using the Octopus 900 perimeter and semi-automated kinetic perimetry (SKP).
- Trial name
- Norm-Oct900 (NCT01518686)
- Testing
- Octopus 900 perimeter (Haag Streit AG, Koeniz, Switzerland)
- Where
- Germany
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- University Hospital Tuebingen
Presbyopia, Refractive Error
Dispensing Study to Assess the Visual Performance of Optimised Prototype Contact Lenses
The aim of this study is to assess the visual performance of multiple optimised prototype soft contact lens designs compared to commercially available contact lenses.
- Trial name
- NCT02484586
- Testing
- Etafilcon A, Nelfilcon A, Nesofilcon A
- Where
- Australia
- Volunteers
- 161 people, healthy volunteers welcome
- Sponsor
- Brien Holden Vision
Traumatic Brain Injury
Combinated Cues and Virtual Spatial Navigation
Many patients suffer from a topographical disorientation after a traumatic brain injury. Virtual Reality settings allow us to develop navigational cues, in order to rehabilitate patients or to help them in daily life.
- Trial name
- CombiVirtual (NCT03534128)
- Testing
- Evaluation of the effect of cues on virtual spatial navigation using a virtual district
- Where
- 4 sites in France
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Centre Ressources Francilien du Traumatisme Crânien
Presbyopia
Luminous Efficiency Function V(λ)' of Patients That Underwent Pseudophakic Presbyopic Corrections With EDOF IOLs
Primary objective of this study is to introduce a modified luminous efficiency function that addresses the distinct total eye light transmittance of patients who underwent pseudophakic presbyopic correction with extended-depth of…
- Trial name
- V(λ)'_EDOF (NCT07077967)
- Testing
- Phacoemulsification with EDOF IOLs
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Intraocular Lens
Long-term Comparative Analysis of Visual Outcomes With 3 Intraocular Lenses: Monofocal, Trifocal and Accommodating
To compare visual outcomes, contrast sensitivity, glare occurrence, incidence of posterior capsule opacification (PCO) and subjective satisfaction in patients implanted with trifocal, accommodating and monofocal lens in long term…
- Trial name
- NCT05041881
- Testing
- Trifocal lens AT LISA TRI, Zeiss, Accommodating Tetraflex HD lens, Lenstec inc., Monofocal lens, Softec HD
- Where
- 2 sites in Czechia, Slovakia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Faculty Hospital Kralovske Vinohrady
Blindness, Visual Impairment
The Impact of the Years of Blindness on Sleep and Dreaming Processes and the Relationships With Spatial Abilities
This study aims to assess the impact of blindness on sleep and dreaming processes and the relationship with spatial perceptual performance, examining the link with clinical and psychological indices, neurobiological features, and…
- Trial name
- NCT06631807
- Where
- Italy
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Istituto Italiano di Tecnologia
Ophthalmopathy, Artificial Intelligence
Validation of the Utility of an Intelligent Visual Acuity Diagnostic System for Children
Visual development during early childhood is a vital process. Examining the visual acuity of children is essential for the early detection of visual abnormality, but performing such an assessment in children is challenging.
- Trial name
- NCT03766737
- Testing
- An intelligent visual acuity diagnostic system for children
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Amputation
Does Walking Performance Improve When Veterans With Leg Amputations Are Given Visual Feedback?
Previous studies suggest that Veterans with below the knee amputation using passive-elastic or powered prostheses have impaired physical function, which could increase the risk of osteoarthritis, leg/back pain, and…
- Trial name
- NCT03974945
- Testing
- Passive-elastic prosthetic foot, Powered ankle-foot prosthesis
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Visual Impairment, Age-Related Macular Degeneration
A Virtual Reality Platform Simulating Visual Impairment for Testing of Electronic Travel Aids and Performing Orientation and Mobility Training
In this study, the study team utilize virtual reality (VR) to simulate visual impairments of different types and severity in healthy subjects.
- Conditions
- Visual Impairment, Age-Related Macular Degeneration, Diabetic Retinopathy, Glaucoma
- Trial name
- NCT05135195
- Testing
- In-House Developed VR Platform - AMD, DR, Glaucoma, In-House Developed VR Platform - Glaucoma
- Where
- United States
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Dry Eye
Bilateral, Masked Comparison of PEG-400 Based Artificial Tear and Systane for the Treatment of Dry Eye Signs, Symptoms and Visual Quality
To evaluate and compare the effects of PEG-400 based artificial tear and Systane tears in mild-moderate dry eye patients. TBUT, Visual impact and subjective evaluations will be assessed in this month long trial.
- Trial name
- NCT00622037
- Testing
- PEG-400 based artificial tear, Systane
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Bp Consulting, Inc
Esophagogastroduodenoscopy, Simethicone
Premedication With N-acetylcysteine and Simethicone to Improve Mucosal Visualization in Elective Upper Endoscopy
The goal of this randomized, double-blind, placebo-controlled clinical trial is to assess whether the combination of N-acetylcysteine and simethicone improves mucosal visibility during upper gastrointestinal endoscopy in adults…
- Conditions
- Esophagogastroduodenoscopy, Simethicone, N-Acetylcysteine, Premedication
- Trial name
- NACSIMET (NCT07245095)
- Testing
- Premedication with n-acetylcysteine, Premedication with simethicone
- Where
- 2 sites in Mexico
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Hospital General de Mexicali
Caries, Diagnoses Disease
Evaluation of Caries Detection Methods
The investigators aim will be to compare the diagnostic performance of clinical visual examination (ICDAS II), intraoral/bite wing radiography (BW), near infrared light transillumination (NIR-LT), and laser fluorescence (LF), in…
- Trial name
- NCT05064566
- Testing
- caries assessment
- Where
- Turkey (Türkiye)
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Nazan Kocak Topbas
Visual Impairment, Amblyopia
Developing Better Computerised Vision Tests (CVTV)
Clinical vision measurements usually involve printed charts with an eye care professional interpreting patient responses to generate a score. Those scores determine the need for or outcome of treatment.
- Conditions
- Visual Impairment, Amblyopia, Macular Degeneration, Ophthalmic Disease
- Trial name
- CVTV (NCT06224751)
- Testing
- Near logMAR letter acuity, Near LogMAR word acuity, Red Green Stereoacuity
- Where
- United Kingdom
- Volunteers
- 550 people, healthy volunteers welcome
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Retinal Disease, Visual Impairment
Repeatability of Electroretinogram and Visual Evoked Potential
To assess repeatability of electroretinogram and visual evoked potential in clinical practice
- Conditions
- Retinal Disease, Visual Impairment, Vision Disorders
- Trial name
- NCT05334875
- Testing
- Electroretinogram (ERG), Visual evoked potential (VEP)
- Where
- Egypt
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Benha University
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