Clinical trials: Visualization
Cataract Extraction, Corneal Astigmatism
Assessment of Visual Performance in Patients With Low Levels of Astigmatism
To assess visual performance in patients with low levels (0.5-0.75 Diopters) of corneal astigmatism.
- Trial name
- NCT00842231
- Testing
- Visual performance measures
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Visual Performance
Evaluation of Two Marketed Multifocal Contact Lenses
This is a single-masked, randomized, cross-over, dispensing, 6- visit pilot study. The purpose of this clinical study is to evaluate the performance of two marketed multifocal lenses.
- Trial name
- NCT03322423
- Testing
- Multifocal Contact Lens 1, Multifocal Contact Lens 2, Spherical Contact Lens 2
- Where
- 5 sites in United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
2-week Evaluation of Marketed Silicone Hydrogel Contact Lenses in Indian Population
The primary objective of this study is to evaluate the clinical performance of two marketed silicone hydrogel contact lenses in an Indian population in the following areas: physiological characteristics, comfort characteristics…
- Trial name
- NCT02394808
- Testing
- senofilcon A, lotrafilcon B
- Where
- India
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Pain
Visual Stimulation for Pain Relief
The goal of this study is to investigate a novel neuromodulatory approach utilizing visual stimulation to impact pain perception in healthy participants.
- Trial name
- NCT06276881
- Testing
- Visual Stimulation
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Dandelion Science Sàrl
Visual Acuity
Evaluation of Toric Soft Contact Lenses Containing a Chromophore to Block High-Energy Visible Light
This will be a 4-visit, randomized, controlled, single-masked, bilateral wear, dispensing, 2-treament, 2-sequence, 3-period crossover study to evalulate overall vision and comfort..
- Trial name
- NCT05344560
- Testing
- soft contact lens in senofilcon A (C3) with HEVL-blocking chromophore, ACUVUE OASYS 1-Day for Astigmatism
- Where
- 10 sites in United States
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Performance
Visual Performance of Senofilcon A With and Without a New UV/HEV-filter
This study will occur in two non-dispensing phases: Phase 1 is a non-randomized, non-masked, non-dispensing study where subjects will wear their own contact lenses for approximately 1 hour.
- Trial name
- NCT05021081
- Testing
- TRP-200, ACUVUE Oasys 1-Day
- Where
- United States
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Motor Learning
Improving Locomotor Learning With Brain Stimulation
The primary goal of this research was to assess the practicality and initial effectiveness of a motor imagery (MI) intervention combined with elements of action observation (AO), alongside active or sham transcranial direct…
- Trial name
- ELLMITS (NCT06414213)
- Testing
- Motor Imagery (MI), Active tDCS
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Appalachian State University
Cataract
Visual Outcomes of Subjects Bilaterally Implanted With ReSTOR Aspheric +4 vs. Tecnis or Acri.LISA
This is a study to compare visual outcomes of subjects bilaterally implanted w/ReSTOR to subjects bilaterally implanted with the Tecnis Multifocal Intraocular Lens (IOL) or Acri.LISA IOL
- Trial name
- NCT00721253
- Testing
- ReSTOR, Tecnis, Acri.LISA
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Blindness
Visual Information Restoration and Rehabilitation Via Sensory Substitution Technology in Children
The BrainPort vision device is a visual prosthetic designed for those who are blind. It enables perception of visual information using the tongue and camera system as a paired substitute for the eye.
- Trial name
- NCT03002597
- Testing
- BrainPort V200 Device
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Ellen Mitchell
Visual Acuity
Clinical Comparison of Two Marketed Reusable Cosmetic Contact Lenses
This will be a 4-visit, multi-site, randomized, brand-masked, bilateral, 2×2 crossover study. If a subject is found to meet all eligibility criteria, they will be randomized to one of two lens wear sequences.
- Trial name
- NCT03755882
- Testing
- ACUVUE® DEFINE™ Vivid Style, LACELLE™ Sparkling Brown
- Where
- China
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Anxiety
Assessing Visual Processing in High Anxiety
High trait anxiety, a stable personality trait, is a risk factor for psychiatric disorders. Individuals with high trait anxiety have difficulty differentiating safety from threat, including visual information like emotional…
- Trial name
- ALPHA (NCT04187326)
- Testing
- Facial Microexpression Training
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Worcester
Visual Acuity
Evaluation of Prototype Lenses With Experimental UV/HEV Blocker
This is a bilateral, 2-week dispensing, randomized, controlled, subject-masked, 2×2 crossover study to evaluate the clinical performance of prototype contact lenses with experimental UV/HEV-blocker.
- Trial name
- NCT04885296
- Testing
- TRP-200, JJVC Marketed Contact Lens
- Where
- 12 sites in United States
- Volunteers
- 228 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Pain, Hysterectomy
Ultravision Visual Clearing System in Laparoscopic Hysterectomy and Myomectomy
This is a prospective blinded, randomized controlled study. The study will include three study arms: Patients undergoing laparoscopic hysterectomies will be randomized to one of either "Ultravision" (study arm 1) or "no…
- Conditions
- Pain, Hysterectomy, Myomectomy
- Trial name
- NCT03634306
- Testing
- Ultravision System, Laparoscopic Hysterectomy
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Mercy Research
Visual Acuity
Clinical Evaluation of Spherical Soft Contact Lenses, Toric Soft Contact Lenses and Spectacles in Low Astigmats
This will be a 5-visit, randomized, partially single-masked, bilateral wear, dispensing, 2-treatment × 2-period crossover study with spectacle-wear washout and wash-in periods.
- Trial name
- NCT05056870
- Testing
- ACUVUE Oasys 1-Day with HydraLuxe Technology for Astigmatism, ACUVUE Oasys 1-Day with HydraLuxe Technology
- Where
- 13 sites in United States
- Volunteers
- 174 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Low Vision, Orientation
SmartHMD for Improved Mobility
The National Eye Institute estimated about 3 million people over age 40 in the US had low vision in 2010 and projects an increase to nearly 5 million in 2030 and 9 million in 2050.
- Conditions
- Low Vision, Orientation, Mobility Limitation, Navigation, Spatial
- Trial name
- NCT03781583
- Testing
- SmartHMD version 1, SmartHMD version 2, SmartHMD version 3
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- James Weiland
Stroke
Robotically Augmented Mental Practice
This project will develop and test a new paradigm of motor imagery for facilitating neuromotor excitability and performance of distal muscles in the upper limb by adopting a robotic prosthesis and integrating proven procedures…
- Trial name
- NCT04962698
- Testing
- Visual motor imagery (MI), Kinesthetic MI, Robotic-Hand Interaction with MI
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Georgia Institute of Technology
Visual Acuity
Clinical Evaluation of a Daily Wear Reusable Multifocal Optical Design in a Presbyopic Population
The clinical study is a bilateral, single-masked (partial), single-arm, clinical trial. A total of approximately 60 eligible subjects both near-sighted and far-sighted, will be targeted to complete the study.
- Trial name
- NCT04534517
- Testing
- JJV Investigational Multifocal Contact Lens, ACUVUE OASYS® with HYDRACLEAR® PLUS
- Where
- 11 sites in United States
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Evaluation of Investigational Daily Disposable Multifocal Contact Lenses Produced With Different Manufacturing Processes in Myopes
This is a single-masked, 2×3 crossover, randomized controlled, dispensing clinical trial to evaluate the visual performance (logMAR) and subjective vision responses of the Test Lens.
- Trial name
- NCT04889625
- Testing
- senofilcon A C3, Dailies Total 1® Multifocal Contact Lenses
- Where
- 6 sites in United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Visual Acuity
Influence of Lens Design on Particulate Exchange in the Post-lens Tear Film
This is a 5-visit, controlled, bilateral, randomized, subject-masked, crossover (4 treatments x 4 period), non-dispensing study.
- Trial name
- NCT03782571
- Testing
- etafilcon a Test 1, etafilcon A Test 2, etafilcon A Test 3
- Where
- United Kingdom
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia
Clinical Assessment of a Customized Free-form Progressive Addition Lens Spectacle
The purpose of this study was to compare objective clinical measures of visual performance and subjective measures of satisfaction and preference between standard progressive addition lens (PAL) spectacles and a new type of…
- Trial name
- CZV_PAL1 (NCT01234207)
- Testing
- Standard, non-free-form, non-customized PAL spectacles, Individually customized free-form surfaced PAL spectacles
- Where
- United States
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley