Clinical trials: Visual Performance
High Fidelity Simulation Training, Randomized Controlled Trials
Effect of Visual Deprivation of the Team Leader on Team Performance During Simulated Medical Emergencies
This multicenter randomized controlled study aims to evaluate the impact of temporary visual deprivation of the medical team leader on non-technical skills and team performance during high-fidelity simulated medical emergencies.
- Conditions
- High Fidelity Simulation Training, Randomized Controlled Trials, Education, Medical, Continuing, Education, Medical
- Trial name
- LEAD ME (NCT07427641)
- Testing
- Visual deprivation
- Where
- France
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Rennes University Hospital
Visual Performance
Evaluating the Impact of JJVC Senofilcon A - Based Contact Lens With New UV-blocker on Day and Night Driving Performance
This is a bilateral, non-dispensing, randomized, subject masked, four visits, 3-period by 3- treatment crossover study. The objective of this study is to evaluate the effect of JJVC senofilcon A - based contact lens with new…
- Trial name
- NCT03330275
- Testing
- Investigational Contact Lens, Commercial ACUVUE OASYS, Commercial ACUVUE OASYS and Spectacles
- Where
- Australia
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Bladder Tumor
Assessment of the Uro-C Cystoscope for Use in Diagnostic Cystoscopy Procedures
This is a prospective, multicenter, single-arm, open-label clinical usability study in subjects who are candidates for office diagnostic cystoscopy.
- Trial name
- NCT03331705
- Testing
- Uro-C (Use of new cystoscope)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- UroSee Corporation
Visual Impairment
Artificial Intelligence (AI) - Assisted Visual Impairment Screening Model: Community-based Implementation and Evaluation of Performance, Feasibility and Costs.
The goal of this observational study is to evaluate the performance, operational efficiency, acceptability, feasibility, and cost-effectiveness of an AI-assisted screening model for visual impairment in a community setting.
- Trial name
- NCT06877988
- Testing
- AI
- Where
- Singapore
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Singapore Eye Research Institute
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.
Cerebral Palsy
Effectiveness of Handwriting Training Program on Handwriting Performance in Cerebral Palsy
Visual perception impairment and upper limb disability will affect the handwriting performance. Children with cerebral palsy (CP) who have good function on upper extremity may associated with visual perception impairment, which…
- Trial name
- NCT01378455
- Testing
- interactive computerized handwriting training program, traditional handwriting training program
- Where
- Taiwan
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Sleep Quality
Filtered Eyewear to Prevent Light-induced Melatonin Suppression - Aim 1
The aim of this study is to determine the relative effectiveness of monocular and binocular light exposures, with and without selective blue-blocking filtering, on nocturnal melatonin suppression, subjective sleepiness, and…
- Trial name
- NCT06310135
- Testing
- Filtered Eyewear, Unfiltered Eyewear, No Filters
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai
Stroboscopic Visual Training, Physical Fitness
EFFECTS OF TRAINING WITH STROBOSCOPIC GLASSES ON ATHLETIC PERFORMANCE IN VOLLEYBALL PLAYERS
This study was conducted to investigate the effects of training with stroboscopic glasses on athletic performance in volleyball players. 54 male volleyball players participated in the study.
- Trial name
- NCT07308535
- Testing
- stroboscopic visual training
- Where
- Turkey (Türkiye)
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Baskent University
Cortical/Cerebral Visual Impairment, Cerebral Palsy
Examining the Effect of Eye Gaze Technology on Children With Cortical Visual Impairment
The goal of this study is to learn about eye gaze technology's use as an assessment and intervention of visual skills and the impact on occupational performance in children with cortical/cerebral visual impairment.
- Trial name
- NCT06067607
- Testing
- eye gaze technology
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Rockhurst University
Cataract, Lens Opacities
PMCF Retrospective Study Outcomes of a Premium Monofocal IOL
Multicentric, retro- / prospective, open-label, observational PMCF study to investigate visual performance, contrast sensitivity and patient satisfaction after mono- or bilateral implantation of Isopure 1.2.3.
- Trial name
- PHY2110 (NCT04874376)
- Testing
- IOL implantation experimental (Isopure 1.2.3.)
- Where
- 6 sites in Spain
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Blindness
Evaluation of the Efficacy of the BrainPort Vision Pro on the Performance of Daily Activities in the Profoundly Blind French Population
The purpose of the study is to evaluate the effectiveness and safety of the BrainPort® Vision Pro, an electronic oral assistive device, in the performance of daily tasks by French persons who have residual vision limited to light…
- Trial name
- NCT04725760
- Testing
- BrainPort Vision Pro
- Where
- 7 sites in France
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Wicab
Healthy Volunteer
Neural Correlates of Intern Speech
The goal is to define what is the nature of intern speech, how it manifests itself, who deal with agency in intern speech and finally what is the role of intern speech in attention tasks.
- Trial name
- INNERSPEECH (NCT02830100)
- Testing
- Healthy volunteers, MRI
- Where
- France
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble
Visual Performance
Efficacy of Visual Training in Beach Tennis
The proposed protocol is going to study the importance of wide spread of visual functions defined by but not limited to visual perception, visual function, visual exploration, involved in the performance of beach tennis.
- Trial name
- NCT04384302
- Testing
- Visual training
- Where
- Poland
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Wrocław University of Science and Technology
Visual Acuity
Evaluation of Effect of Scatter on Visual Performance
This will be a 3-visit, single-site, randomized, single-masked, bilateral wear, non-dispensing, crossover study which will evaluate visual performance with different magnitudes of scatter.
- Trial name
- NCT07443215
- Testing
- ACUVUE® OASYS 1-Day Sphere, ACUVUE® OASYS Multifocal
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Evaluation of Letters Versus Numbers (ELEVEN) Study
This is a prospective randomised controlled trial to determine the performance of Best Corrected Visual Acuity (BCVA) scores using the ETDRS number chart were compared with ETDRS alphabet chart in healthy eyes of patients who do…
- Trial name
- ELEVEN (NCT04520243)
- Testing
- Visual acuity assessment by ETDRS charts
- Where
- Hong Kong
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Athlete
Effects of Oculomotor Exercises on Volleyball Players
The researcher aimed to investigate the effects of oculo-motor exercises on dynamic visual acuity, balance and performance of volleyball players whose performance can be improved with visual skills training.
- Trial name
- NCT04852549
- Testing
- Oculomotor exercise
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Istanbul Medipol University Hospital
Cataract
Visual Performance With a Trifocal Intraocular Lens
The purpose of this study is to evaluate the visual performance of a trifocal intraocular lens at distance, near and intermediate viewing, by way of visual acuity measurement, contrast sensitivity.
- Trial name
- NCT01605058
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- BMI Southend Hospital
Visual Acuity
Evaluating Visual Acuity and Initial Fit Performance of Two Soft Contact Lenses
This is a multi-center, randomized, controlled, double-masked, 2x2 cross-over, non-dispensing study to compare visual acuity and lens fit performance.
- Trial name
- NCT04954833
- Testing
- EMO-200, EMO-118
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Clinical Performance of Three Daily Disposable Silicone Hydrogel Contact Lenses
This is a subject-masked, randomized, prospective, bilateral, 3x3 crossover dispensing clinical investigation to assess the clinical performance of a new lens type comparison.
- Trial name
- NCT06778057
- Testing
- Test Lens 1, Test Lens 2, Test Lens 3
- Where
- United Kingdom
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Dietary Supplementation
Impact of Dark Chocolate on Visual Performance
The purpose is to conduct a randomized, single-masked crossover study to determine if acute consumption of a commercially available, highly palatable dark chocolate bar can improve visual performance.
- Trial name
- NCT03326934
- Testing
- Dark chocolate, Milk Chocolate
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- University of the Incarnate Word