Clinical trials: Visual Performance
Cognitive Performance
Production of Fortified Biscuit With Chickpea and Crushed Peanut for Improving Cognitive Performance
It is well known that globally, school-based fortification and school feeding approaches have been applied to remedy nutritional deficiencies that impact health in the primary school age group.
- Trial name
- NCT05281146
- Testing
- Chickpeas and crushed peanuts fortified biscuit, Cognitive stimulation for the mothers, Cognitive stimulation for students
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- National Research Centre, Egypt
Elderly (people Aged 65 or More)
Leg Press Power Training with Visual Feedback Games Improves Physical, Cognitive, and Heart Health in Seniors
This study investigates the effects of lower limb leg press power training combined with visual feedback games on the physical performance, cognitive function, and heart rate variability (HRV) of older adults aged 65 and above.
- Trial name
- LPPT-VFG (NCT06714175)
- Testing
- Lower Limb Strength Training Program with Visual Feedback
- Where
- Taiwan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Kaohsiung Medical University
Contact Lens Complication, Astigmatism
T30 for Astigmatism in Digital Device Users
This study aims to determine if Total30 lenses for astigmatism can be successfully fit in participants who are heavy digital device users.
- Conditions
- Contact Lens Complication, Astigmatism, Refractive Errors
- Trial name
- T30FA (NCT06266728)
- Testing
- Total30 for Astigmatism Contact Lenses
- Where
- 2 sites in United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Southern College of Optometry
Dry Eye, Eye Strain
Effects of Gunnar Computer Glasses on Viewing Comfort and Performance
The proposed study aims to test if Gunnar computer glasses provide any advantages, in comparison to no glasses, on the following aspects in computer-related office work: Any enhancement on the visual performance of the basic…
- Conditions
- Dry Eye, Eye Strain, Visual Acuity, Color Perception
- Trial name
- NCT02925884
- Testing
- Gunnar OTC Glasses
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Pacific University
Parkinson Disease, Oculomotor; Disorder
Effectiveness of Oculomotor Training in Parkinson's Disease
Parkinson's disease (PD) is a common neurodegenerative disorder which is characterized by both motor and non-motor symptoms and usually affects people aged 50 years or above.
- Trial name
- NCT04560504
- Testing
- Control Group, Oculomotor Training Group
- Where
- Hong Kong
- Volunteers
- 27 people
- Sponsor
- The Hong Kong Polytechnic University
Dry Eye Syndromes
Investigation of Maintaining Visual Performance Achieved With Cyclosporine Therapy
This study will evaluate the safety and efficacy of cyclosporine 0.05% ophthalmic emulsion (Restasis®) in patients with dry eye disease.
- Trial name
- IMPACT (NCT02121847)
- Testing
- cyclosporine 0.05% ophthalmic emulsion, carboxymethylcellulose-based lubricant eye drops
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Allergan
Intubation; Difficult or Failed
Use of Alexa as a Cognitive Aid for Emergency Front Of Neck Access (FONA)
The aim of the study is to investigate whether a voice activated cognitive aid can improve performance in a simulated emergency front-of-neck access scenario.
- Trial name
- FONA-A (NCT05635773)
- Testing
- Use of Alexa Visual Cognitive aid
- Where
- United Kingdom
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Visual Acuity
Evaluation of the Clinical Performance of Daily Disposable Silicone Hydrogel Multifocal Toric Contact Lenses
This will be an open-label, 3-visit, single-arm, dispensing clinical trial to evaluate visual acuity.
- Trial name
- NCT06377488
- Testing
- JJVC Investigational Multifocal Toric Contact Lens manufactured in Senofilcon A (C3) material with UV blocker / HEV filter
- Where
- 15 sites in United States
- Volunteers
- 176 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Cataract, Presbyopia Correction
Photopic and Mesopic Multifocal IOL Performance
Modern cataract surgery has become a refractive procedure. Both, multifocal lens implantation and pseudophakic monovision with monofocal IOLs are effective means to address presbyopia correction after cataract surgery.
- Trial name
- MIOLRead (NCT06978556)
- Testing
- No intervention is subject of the study. Only standard pre- and postoperative data will be evaluated.
- Where
- Switzerland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- IROC AG
Myopia
Contact Lens Optics and Visual Performance
This study will evaluate changes in visual performance at different pupil sizes between a single vision soft contact lens and multifocal soft contact lens, and compare refractive error measured between these two lenses with an…
- Trial name
- NCT05308069
- Testing
- Single vision contact lens, Multifocal contact lens
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- David A Berntsen, OD PhD
Visual Impairments
Effects of Reformer Pilates and Vestibular Exercise Programs on Balance and Gait in Children With Visual Impairment
This study looks at whether Reformer Pilates can help children and adolescents with visual impairment improve their balance, walking patterns, and muscle strength. Participants are between 10 and 17 years old.
- Trial name
- NCT07789691
- Testing
- Equipment-Based Pilates Exercise (Reformer), Vestibular Exercise Program
- Where
- Turkey (Türkiye)
- Volunteers
- 75 people
- Sponsor
- Marmara University
Eye Movements, Visual Perception
The Effects of Rotational Prisms on Badminton Players' Ocular Vergence Training and Enhancement of Shot Accuracy
This randomized controlled trial is designed to investigate whether a novel visual training system can improve eye coordination, reaction time, and hitting accuracy in competitive badminton players.
- Conditions
- Eye Movements, Visual Perception, Psychomotor Performance, Sports
- Trial name
- ADRRPs (NCT07105462)
- Testing
- Arm 1 - Experimental Group Intervention Name: ADRRPs Vergence Training Intervention Description: Participants wore an Automatic Dual Rotational Risley Prism (ADRRPs) headset to perform vergence eye
- Where
- Taiwan
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Athletes, Sports Performance
Neuro-Psychophysiological Characteristics of Athletes With Varying Levels of Experience
This study aims to investigate the effects of an 8-week volleyball-specific stroboscopic training program on neuro-psychophysiological outcomes in female volleyball players with different levels of competitive experience.
- Conditions
- Athletes, Sports Performance, Visual-Motor Processing, Neuro-Psychophysiological Responses in Athletes
- Trial name
- NEPSY-SPORT (NCT07392385)
- Testing
- Stroboscopic Volleyball Training, Conventional Volleyball Training (Control)
- Where
- Turkey (Türkiye)
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Bozok University
Refractive Errors, Myopia
Performance Assessment of a Modified Daily Disposable Contact Lens
The purpose of this study is to compare visual acuity between two daily disposable contact lenses.
- Conditions
- Refractive Errors, Myopia, Hyperopia
- Trial name
- NCT03762668
- Testing
- Modified delefilcon A contact lenses, Delefilcon A contact lenses
- Where
- 5 sites in United States
- Volunteers
- 62 people
- Sponsor
- Alcon Research
Cataract
Toric Performance And Constant Evaluation
The main purpose of this investigation is to support safety and performance assessment of the investigational device with a focus on optimizing the IOL constants based on refractive outcomes.
- Trial name
- PACE (NCT07471295)
- Testing
- Monofocal toric IOL
- Where
- 6 sites in Czechia, Germany and 2 more
- Volunteers
- 130 people
- Sponsor
- Carl Zeiss Meditec AG
Cataract Extraction, Phacoemulsification
A Study Comparing Two Monofocal, Aspheric, Hydrophobic Acrylic Intraocular Lenses: the Alcon CLAREON® and the Abbott Medical Optics PCB00
This is a bilateral randomised controlled study to compare visual performance, refractive outcome, forward light scatter, patient satisfaction and objective measurement of glistenings following insertion of two monofocal…
- Conditions
- Cataract Extraction, Phacoemulsification, Glistenings, Intraocular Lens Implant
- Trial name
- NCT03364972
- Testing
- Cataract surgery
- Where
- United Kingdom
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Cataract
Clinical Evaluation Study for Assessing the Visual Performance of Hanita Lenses Trifocal IOL
Hanita Lenses Trifocal IOL, SeeLens AFR (Intensity IOL).Prospective, single-arm single-center, open-label study.
- Trial name
- NCT04843748
- Testing
- cataract surgery and intraocular lens implantation - both eyes
- Where
- Israel
- Volunteers
- 20 people
- Sponsor
- Hanita Lenses
Children Receiving Early Intervention, Visual Perception Performance
The Effectiveness of Telehealth-Based Family-Centered Early Intervention
Background: Children with developmental delays or sensory processing disorders (SPD) face challenges in processing and integrating sensory information from their environment, which can lead to behavioral, learning, and social…
- Conditions
- Children Receiving Early Intervention, Visual Perception Performance, Effects of Posture and Movement
- Trial name
- NCT06615895
- Testing
- Telehealth home activity
- Where
- Taiwan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University Shuang Ho Hospital
Intervertebral Disc Degeneration
Safety and Performance of the SpineVision Posterior Fixation Systems in Thoracolumbar Spinal Treatment
The goal of this observational study is to confirm the safety and performance of the three (3) Spinevision posterior fixations systems Lumis®, Plus® and Ulis® , in the treatment of patient suffering from thoracolumbar spinal…
- Trial name
- FixedD3 (NCT06342765)
- Testing
- Pedicle fixation surgery
- Where
- 3 sites in France
- Volunteers
- 330 people
- Sponsor
- SPINEVISION SAS
Auditing Methods for Hospital Cleanliness
Comparing Visual Inspection, Performance Observation, and Aerobic Colony Counts for Evaluating Hospital Cleanliness
This study aims to compare correlation between outcome and performance observations and effectiveness by using aerobic colony counts as a comparator in order to find out which method would be better to be used to assess hospital…
- Trial name
- NCT04956029
- Testing
- There are no any interventions. This is to observe and test hospital cleanliness.
- Where
- Taiwan
- Volunteers
- 1,000 people
- Sponsor
- Taichung Veterans General Hospital