- Conditions
- Concussion, Mild, Convergence Insufficiency, Accommodation; Insufficiency
- Interventions
- Glasses
- Device
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 9 Years to 17 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2021
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–11
of 11
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Myopia
- Interventions
- progressive addition spectacle lens (bifocal), Single Vision Lenses (SVLs)
- Device
- Lead sponsor
- Ohio State University
- Other
- Eligibility
- 6 Years to 11 Years
- Enrollment
- 85 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2010
- U.S. locations
- 1
- States / cities
- Columbus, Ohio
- Conditions
- Presbyopia
- Interventions
- Multifocal soft contact lenses, Progressive addition lens spectacles
- Device · Other
- Lead sponsor
- Alcon Research
- Industry
- Eligibility
- 38 Years to 58 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Parkinson's Disease, Alzheimer's Disease, Progressive Supranuclear Palsy, Essential Tremor, Multiple System Atrophy, Drug Induced Parkinson's Disease, Diffuse Lewy Body Disease, Myasthenia Gravis, Spinal Cord Injuries
- Interventions
- Electrical Brainstem Responses, Olfactory Tests, Visual Deprivation, Peripheral Nerve Stimulation
- Other
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 54 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2019
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Myopia
- Interventions
- Single vision contact lenses, Multifocal contact lenses
- Device
- Lead sponsor
- Visioneering Technologies, Inc
- Industry
- Eligibility
- 7 Years to 13 Years
- Enrollment
- 144 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2026
- U.S. locations
- 4
- States / cities
- Fresno, California • Deerfield, Illinois • New York, New York + 1 more
- Conditions
- Myopia, Myopia, Progressive
- Interventions
- NaturalVue Multifocal Contact Lens
- Device
- Lead sponsor
- Aller, Thomas A., OD
- Other
- Eligibility
- 5 Years to 25 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2022
- U.S. locations
- 1
- States / cities
- San Bruno, California
- Conditions
- Presbyopia
- Interventions
- Progressive Additional Lenses (PAL), pre calibrated and made of polymeric material with anti-reflection coating
- Device
- Lead sponsor
- Western University of Health Sciences
- Other
- Eligibility
- 45 Years to 70 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Pomona, California
- Conditions
- Myopia
- Interventions
- Progressive Addition Lenses, single vision lenses
- Other
- Lead sponsor
- Stony Brook University
- Other
- Eligibility
- 6 Years to 12 Years
- Enrollment
- 469 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1997 – 2013
- U.S. locations
- 4
- States / cities
- Birmingham, Alabama • Boston, Massachusetts • Philadelphia, Pennsylvania + 1 more
- Conditions
- Refractive Error, Presbyopia, Asthenopia, Eyeglasses
- Interventions
- D-28 bifocal lenses and frame, Progressive addition computer lenses and frame
- Device
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2007
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Presbyopia
- Interventions
- Standard, non-free-form, non-customized PAL spectacles, Individually customized free-form surfaced PAL spectacles
- Device
- Lead sponsor
- University of California, Berkeley
- Other
- Eligibility
- 39 Years to 80 Years
- Enrollment
- 95 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009
- U.S. locations
- 1
- States / cities
- Berkeley, California
- Conditions
- Myopia
- Interventions
- Progressive Addition Lenses (PALs), Single Vision Lenses (SVLs)
- Device
- Lead sponsor
- Jaeb Center for Health Research
- Other
- Eligibility
- 8 Years to 11 Years
- Enrollment
- 118 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2010
- U.S. locations
- 8
- States / cities
- Birmingham, Alabama • Fullerton, California • Bloomington, Indiana + 5 more