Clinical trials: Myopia, completed
Cataract
Ocular Biometrics in a French Population
The investigators aimed to study ocular biometrics parameters and their association with age, gender and the prevalence of high myopia in a population of cataract surgery candidates in the South of France.
- Trial name
- NCT04992403
- Where
- France
- Volunteers
- 11,650 people
- Sponsor
- University Hospital, Montpellier
Myopia, Astigmatism
Evaluation of Outcomes Following LASIK Surgery Using CustomVue
The aim of the study was to evaluate visual outcomes, contrast sensitivity, glare and induced high order aberrations induced by the new CustomVue software use for wavefront-guided LASIK.
- Conditions
- Myopia, Astigmatism, Myopic Astigmatism
- Trial name
- NCT00366769
- Testing
- Wavefront-guided LASIK using CustomVue platform
- Volunteers
- 30 people
- Sponsor
- Medical University of South Carolina
Myopia
Comparison of Lens Fit and Lens Power of a New Contact Lens to Two Marketed Contact Lenses in a Population of Soft Contact Lens Wearers
The purpose of this study is to evaluate the comparability of lens fit and lens power of a new contact lens to the lens fit and lens power of two marketed lenses.
- Trial name
- NCT01244529
- Testing
- galy A Plus, seno A, galy A
- Where
- 2 sites in United Kingdom
- Volunteers
- 41 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia, Refractive Error
Phase 3 Evaluation of the Safety and Efficacy of LNZ100 & LNZ101 for the Treatment of Presbyopia
Phase 3 study to evaluate the safety and effectiveness of LNZ100 \& LNZ101 for the treatment of Presbyopia.
- Conditions
- Presbyopia, Refractive Error, Eye Diseases, Near Vision
- Trial name
- CLARITY 1 (NCT05656027)
- Testing
- Aceclidine+Brimonidine combination ophthalmic solution, Aceclidine ophthalmic solution, Brimonidine
- Where
- 25 sites in United States
- Volunteers
- 469 people, healthy volunteers welcome
- Sponsor
- LENZ Therapeutics, Inc
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
Myopia
Effects of Contact Lens Care Regimens on the Corneal Epithelium
The purpose of this study is to compare the performance of two different contact lens care solutions, specifically their affects on the front surface of the eye.
- Trial name
- NCT00349882
- Testing
- soft contact lens, Marketed multipurpose disinfection regimen
- Where
- Canada
- Volunteers
- 30 people
- Sponsor
- University of Waterloo
Myopia
A Dispensing Comparison of a Test Daily 1 Day Lens Against a Control 1 Day Lens.
The purpose of this study is to compare the dispensing performance of somofilcon A test 1 day contact lens against somofilcon A control 1 day contact lens.
- Trial name
- NCT03951610
- Testing
- Test lens, Control lens
- Where
- 2 sites in United States
- Volunteers
- 52 people
- Sponsor
- CooperVision, Inc.
Refractive Error, Myopia
Silicone Hydrogel Contact Lens Clinical and Comfort Benefits With a Multi-Purpose Disinfecting Solution
The purpose of this study was to compare lens comfort on Day 30 for Air Optix® lenses cared for with OPTI-FREE® PureMoist® (OFPM) Multi Purpose Disinfecting Solution (MPDS) compared to Acuvue® Oasys® lenses cared for with…
- Conditions
- Refractive Error, Myopia, Hyperopia, Astigmatism
- Trial name
- NCT01809197
- Testing
- Lotrafilcon B contact lenses, Senofilcon A contact lenses, OPTI-FREE PureMoist Multi-Purpose Disinfecting Solution (MPDS)
- Volunteers
- 387 people
- Sponsor
- Alcon Research
Myopia
Evaluation of Conventional Photorefractive Keratectomy (PRK) in U.S. Army Personnel, Substudy of: Initial Evaluation of Excimer Laser Keratorefractive Surgery in U.S. Army Personnel
The purpose of this study is to: 1. evaluate the safety and efficacy of conventional PRK in U.S. Army personnel who have naturally occurring myopia with or without astigmatism. 2.
- Trial name
- NCT00412568
- Testing
- Photorefractive Keratectomy (PRK)
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Walter Reed Army Medical Center
Myopia
Visual Outcomes and Contrast Sensitivity After Myopic LASIK
Evaluate visual outcomes and contrast sensitivity for subjects undergoing bilateral myopic LASIK procedure using the 200 kHz WaveLight® FS200 Femtosecond Laser and the WaveLight® Allegretto Wave® Eye-Q Laser.
- Trial name
- NCT01746589
- Testing
- bilateral myopic LASIK
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Daniel S. Durrie, MD
Myopia, Hyperopia
Clinical Evaluation of Two Frequent Replacement Soft Spherical Contact Lenses
This was a single-blind (participant masked), interventional, prospective, direct refit, bilateral wear short-term fitting study.
- Trial name
- NCT05656885
- Testing
- Lens A, Lens B
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Effectiveness of Orthokeratology in Myopia Control
The high prevalence of myopia - especially in Asian countries - is well documented, as are the sight-threatening complications of high or degenerative myopia.
- Trial name
- NCT03465748
- Testing
- OrthoK
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Illinois College of Optometry
Myopia
Soft Lens Study: Biomedics 1 Day Extra Sphere and Clariti 1 Day Sphere
The aim of this study is to evaluate and compare the performance of two soft contact lenses.
- Trial name
- NCT06817785
- Testing
- Lens 1 (ocufilcon D), Lens 2 (somofilcon A)
- Where
- Canada
- Volunteers
- 45 people
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
Subjective Comparison of Pre-Lens Tear Film Stability With Daily Disposable Contact Lenses
The purpose of this study was to compare three CE-marked daily disposable contact lenses for tear film stability as measured by pre-lens non-invasive keratograph break up time (PL NIK-BUT).
- Conditions
- Myopia, Hyperopia, Refractive Error
- Trial name
- NCT01839318
- Testing
- Nelfilcon A contact lenses, Omafilcon A contact lenses, Etafilcon A contact lenses
- Volunteers
- 30 people
- Sponsor
- Alcon Research
Myopia
Dispensing Study for a New Study Lens
This study investigated the performance criteria over one week of daily wear to determine if the comfilcon A asphere lens (test) performed equivalently to the comfilcon A sphere (control) in terms of measurement and subjective…
- Trial name
- NCT02642991
- Testing
- Phenacite, comfilcon A
- Where
- 3 sites in United States, Canada
- Volunteers
- 44 people
- Sponsor
- CooperVision, Inc.
Soft Contact Lens
Soft Peripheral Contact Lens for Eye Elongation Control (SPACE):1-year Results of a Double-blinded Randomized Con-trolled Trial
A prospective, randomised, double-blinded clinical trial was conducted including 115 children (55 male and 60 female) aged 8 to 15 years.
- Trial name
- NCT05733884
- Testing
- soft contact lens
- Where
- Taiwan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Chung Shan Medical University
Myopia, Progressive
DIMS-myopia Progression ADN Axial Length Growth
To confirm the efficacy of DIMS lenses in controlling myopia progression, we planned a prospective randomized controlled clinical study.
- Trial name
- NCT05300321
- Testing
- frame lens
- Where
- China
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Myopia
Red Light Intervention for Myopia Prevention
To explore the effectiveness of using low-intensity single-wavelength red light to prevent myopia in schoolchildren, and to provide a feasible scheme for reducing the incidence of myopia.
- Trial name
- NCT04825769
- Testing
- LLLT（Low Level Laser Therapy）
- Where
- China
- Volunteers
- 278 people
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Refractive Errors, Myopia
Safety and Suitability of ICL for Correction of Refractive Errors Without the Use of Dispersive OVDs
The goal of this observational study is to test whether surgeries for lenses designed to be implanted in the eye to correct refractive error can be done without the need for using viscoelastic substances that are used routinely…
- Conditions
- Refractive Errors, Myopia, Myopic Astigmatism, Hypermetropia
- Trial name
- NCT06371079
- Testing
- phakic intraocular lens implantation traditional, phakic intraocular lens implantation reduced OVD
- Where
- Iraq
- Volunteers
- 448 people
- Sponsor
- Loay Abdulmutalib Almusawi
Myopia
A Study to Evaluate the Product Performance of the PureVision®2 High Definition (HD) Contact Lens
The objective of this study is to evaluate the product performance of PureVision2 HD contact lenses.
- Trial name
- NCT01416142
- Testing
- PureVision2 HD contact lenses, Spectacles
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- Bausch & Lomb Incorporated