Clinical trials: Visual Quality
Depressive Symptoms, Clinical Depression
Improving Mood in Assisted Living Settings
Late-life depression levels are escalating, and include 24% of all tenants of Assisted Living (AL) settings. A promising, novel intervention is a computerized visual speed of processing training program known as Road Tour.
- Trial name
- NCT01763216
- Testing
- Road Tour, Boatload of Crosswords
- Where
- 32 sites in United States
- Volunteers
- 351 people, healthy volunteers welcome
- Sponsor
- Marianne Smith
Endoscopy
Endoscopy Quality Study
This study seeks to establish factors that influence the view at endoscopy. To achieve this patients, who have been already booked for endoscopy, will complete a questionnaire prior to their procedure.
- Trial name
- NCT03351790
- Testing
- Questionniare only
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Sandwell & West Birmingham Hospitals NHS Trust
Vestibular Diseases
Covert-saccades, Dynamic Visual Acuity and Quality of Life
Patients with chronic bilateral vestibular hypofunction may suffer from a visual instability during head movement called oscillopsia.
- Trial name
- COSQOL (NCT02753179)
- Testing
- Head Impulse Tests, Dynamic visual acuity Test (DVAT), VEMPs & VEMPo
- Where
- France
- Volunteers
- 20 people
- Sponsor
- Hospices Civils de Lyon
Cataract, Presbyopia
Non-Inferiority Study Comparing MINI WELL READY® and FineVision® in Patients With Cataract Surgery
Interventional, Multicentre, controlled, randomized, single blind, twoarmed non-inferiority trial
- Trial name
- NCT03060954
- Testing
- MINI WELL READY ®, FINE VISION®
- Where
- 2 sites in France
- Volunteers
- 8 people
- Sponsor
- SIFI SpA
Cataract, Astigmatism
Evaluation of Toric Intraocular Lens(IOL) Combined With Capsular Tension Ring(CTR) in Patients With Cataract Combined With High Myopia
The objective of this study is to evaluate the postoperative visual quality and IOL stability in patients with cataracts and high myopia who have undergone surgery using astigmatism-correcting IOLs in conjunction with tension…
- Conditions
- Cataract, Astigmatism, Intraocular Lens Rotation
- Trial name
- NCT06571773
- Testing
- intraoperative implantation of Capsular Tension Ring, none intraoperative implantation of CTR
- Where
- China
- Volunteers
- 72 people
- Sponsor
- Shanghai 10th People's Hospital
High-Grade Glioma (WHO III-IV), Cerebral Vascular Conditions Requiring Surgical Intervention
Evaluation of Image Quality and Safety of the MyVeo Surgical Visualization Headset During Standard Neurosurgical and Reconstructive Procedures Using Compatible Microscopes.
This study looks at how well the MyVeo surgical visualization headset works during routine surgeries. MyVeo is a wearable device that helps surgeons see the surgical area in high detail, including blood flow and tissue…
- Conditions
- High-Grade Glioma (WHO III-IV), Cerebral Vascular Conditions Requiring Surgical Intervention, Conditions Requiring Plastic and Reconstructive Surgery
- Trial name
- IMED-MYVEO (NCT07164053)
- Testing
- MyVeo is an all-in-one surgical visualization headset used with compatible surgical microscopes and other medical imaging systems in the area of neurosurgery, ENT, spine, plastic and reconstructive su
- Where
- 2 sites in Spain, Switzerland
- Volunteers
- 32 people
- Sponsor
- Leica Microsystems (Schweiz) AG
Glaucoma, Biofeedback Training
Efficacy of Biofeedback Training for Glaucoma
This randomized controlled clinical trial evaluates the efficacy of visual biofeedback training on visual function and quality of life in individuals with glaucoma.
- Trial name
- NCT07409077
- Testing
- Biofeedback Training
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- University Health Network, Toronto
Vision Disability
Assessment of an Augmented Reality Low Visual Aid in Children and Young People With Visual Impairment
Approximately 24,500 children and young people (CYP) in England have a visual impairment (VI). VI refers to a loss of vision that cannot be corrected with glasses or contact lenses. Low vision aids (e.g.
- Trial name
- NCT05201482
- Testing
- SightPlus
- Where
- United Kingdom
- Volunteers
- 18 people
- Sponsor
- Sheffield Children's NHS Foundation Trust
Toric Intraocular Lens Stability, Visual Quality
Toric Intraocular Lens (IOL) Implantation for Management of Cataracts
This study included cataract patients who underwent toric intraocular lens (IOL) implantation, which aimed to evaluate the stability and clinical visual quality of toric IOLs.
- Trial name
- NCT05797298
- Where
- 2 sites in China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Eye & ENT Hospital of Fudan University
Dry Eye Syndromes, Cataract
Quality of Life and Visual Acuity of Visglyc Eye Drops on Dry Eye Patients
Clinical trial with medical devices, post-authorization, parallel, single-blind, randomized, comparative, prospective to study how afects the quality of life the use of ocular eye drops on patients with dry eye symptomatology and…
- Trial name
- NCT04063644
- Testing
- Vis Glyc Neo, Physiological saline solution
- Where
- Spain
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- OPKO Health, Inc.
Reconstructive Surgical Procedures, Plastic Surgery
Leica Microsystems Sponsored Study to Collect and Confirm Clinical Data on the Performance of the GLOW800 Device When Used in Accordance With Its Intended Use.
This post-market clinical follow-up (PMCF) study aims to confirm the safety and performance of the GLOW800 surgical microscope accessory when used in conjunction with the ARveo8x surgical microscope.
- Conditions
- Reconstructive Surgical Procedures, Plastic Surgery, Vascular Surgical Procedure, Cerebrovascular Disorder
- Trial name
- IMED-GLOW800 (NCT07164040)
- Testing
- The GLOW800, a non-contact, non-invasive device, allows the surgical microscope ARveo 8 and ARveo 8X to produce excitation light and resolve fluorescence emission from the fluorescent agent ICG
- Where
- 3 sites in Portugal, Spain and 1 more
- Volunteers
- 29 people
- Sponsor
- Leica Microsystems (Schweiz) AG
Carpal Tunnel Syndrome (CTS), Median Nerve Entrapment
"Ultrasound Measures and Clinical Outcomes in Healthy Individuals, Mild and Moderate Carpal Tunnel Syndrome Patients"
"This study aims to investigate ultrasonographic parameters of the median nerve in healthy individuals and patients with mild and moderate carpal tunnel syndrome (CTS).
- Conditions
- Carpal Tunnel Syndrome (CTS), Median Nerve Entrapment, Electrophysiologic Study, Ultrasound
- Trial name
- NCT07408596
- Testing
- ultrasound
- Where
- Turkey (Türkiye)
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Istanbul University
Low Vision, Aged
Evaluation of a Standardised Orientation and Mobility Training in Older Adults With Low Vision
The purpose of this study is: 1. to develop a standardised orientation and mobility training (O\&M-training) in the use of an identification/symbol cane by older adults with low vision, and; 2.
- Trial name
- NCT00946062
- Testing
- orientation and mobility training
- Where
- 3 sites in Netherlands
- Volunteers
- 190 people
- Sponsor
- Maastricht University Medical Center
Suspected Grade III and IV Gliomas Requiring Surgical Intervention, Neurosurgical Procedure
Leica Microsystems Sponsored PMCF Study to Collect and Confirm Clinical Data on the Performance of the GLOW400 Device When Used in Accordance With Its Intended Use
This post-market clinical follow-up (PMCF) study aims to confirm the safety and performance of the GLOW400 surgical microscope accessory when used in conjunction with the ARveo8x surgical microscope.
- Conditions
- Suspected Grade III and IV Gliomas Requiring Surgical Intervention, Neurosurgical Procedure, Glioma, Glioblastoma (GBM)
- Trial name
- IMED-GLOW400 (NCT07366892)
- Testing
- GLOW400 is a digital surgical microscope accessory used in fluorescent visualization of suspected grade III or IV gliomas during neurosurgery.
- Where
- 2 sites in Portugal, Switzerland
- Volunteers
- 37 people
- Sponsor
- Leica Microsystems (Schweiz) AG
Evisceration; Traumatic, Eye
Quality Of Life After Eye Surgical Removal
Studies have shown that health-related quality of life (HRQOL) was worse among patients who underwent surgical eye removal compared to the general population in Denmark.
- Trial name
- QOLAE (NCT05397743)
- Testing
- Quality of Life
- Where
- France
- Volunteers
- 20 people
- Sponsor
- Centre Hospitalier Universitaire de Besancon
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
Cataract, Intraocular Lenses
The Effect of Eye Exercises on Visual Function and Quality of Life After Multifocal Intraocular Lens Implantation
The goal of this clinical trial is to examine the effects of eye exercises on visual function and quality of life in cataract patients undergoing multifocal intraocular lens implantation.
- Trial name
- NCT05958459
- Testing
- Eye Exercise, no intervention
- Volunteers
- 60 people
- Sponsor
- Idrıs Dogan
Cataract
Objective Visual Quality Analysis System is Used in Cataract
The Objective Visual Quality Analysis System (OQAS) is a new inspection technology used to objectively assess the visual quality of the human eye.
- Trial name
- NCT04757350
- Testing
- Observational research, not applicable
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Union Hospital, Tongji Medical College, Huazhong University of Science and Technology
Colonoscopy
Percentage Visualized Mucosa as a Marker for the Quality of Colonoscopy
Primary hypothesis: The percentage of mucosa visualized during the withdrawal of a colonoscopy with reference to the position in the colon by means of the scope-guide is an appropriate parameter for assessment of the quality of…
- Trial name
- NCT04482452
- Testing
- Colonoscopy
- Where
- Switzerland
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Myopia, Myopia; Refractive Error
Efficacy and Visual Quality of Orthokeratology Lenses With Different Designs
Orthokeratology (ortho-k) lens is very effective in slowing down axial elongation in myopic children by 30% to 63% when compared to children wearing single-vision spectacles or contact lenses.
- Trial name
- NCT06825585
- Testing
- Orthokeratology with 5.0mm back optical zone diameter, Orthokeratology with a 6.2 mm back optical zone diameter
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Xiaoyan Yang