Clinical trials: Error, Refractive
Myopia, Astigmatism
Patient Reported Outcomes With WaveLight Plus LASIK
This study is a single-site, single-arm, prospective, observational study of subject satisfaction, quality of vision, and quality of life after bilateral LASIK surgery. Subjects will be assessed up to 3 months post-operatively.
- Trial name
- NCT07084844
- Testing
- WaveLigh Plus LASIK
- Where
- United States
- Volunteers
- 53 people
- Sponsor
- Mann Eye Institute
Disorders, Refractive
A Comparison of Two Devices for Measuring the Central Thickness of the Cornea Before and After Surgery (CECOT)
Corneal topography allows the measure of the radii of curvature and of the thickness of the cornea. It is essential for diagnosis in ophthalmology and allows to highlight corneal irregularities such as a keratoconus, or too thin…
- Trial name
- CECOT (NCT02522416)
- Testing
- Central corneal thickness measurement
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Refractive Error
Ocular Comfort and the "Aging" Lens (ERBIUM)
The purpose of this trial was to evaluate the factors affecting comfortable contact lens wear and how those factors affect contact lens replacement frequency.
- Trial name
- NCT01198600
- Testing
- Habitual contact lens, Lotrafilcon B contact lens, Contact lens cleaning and disinfecting system (ClearCare)
- Where
- Canada
- Volunteers
- 78 people
- Sponsor
- CIBA VISION
Myopia, Hyperopia
Time Course Comparison of Contact Lens Maintenance Systems for Hydrogel Lenses
The principal aim of this project is to determine the time course of development of contact lens and contact lens case contamination during daily wear of silicone hydrogel lenses.
- Trial name
- NCT00732004
- Testing
- Silicone Hydrogel Contact Lenses, 1x PMBH preserved MPS, 1x Polyquad/Aldox MPS
- Where
- Australia
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- University of Melbourne
Cataract, Lens Opacities
Comparison of Clinical Outcomes POD L GF vs POD F GF in Asian Eyes
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs differing in the dominance of additional power.
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- PHY1802 (NCT03688425)
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Philippines
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Ametropia
Evaluation of Investigational (Frequent Replacement) FRP Lens for Daily Wear
The purpose of the study is to compare the investigational contact lens to a marketed contact lens. The study results were not used for design validation of investigational contact lens,
- Trial name
- NCT02362724
- Testing
- Sapphire, Pearl
- Where
- 6 sites in United States
- Volunteers
- 89 people
- Sponsor
- CooperVision, Inc.
Myopia
Clinical Performance of Existing Wearers of Enfilcon A Following a Refit With Fanfilcon A Lenses for 4 Weeks
The aim of this dispensing study is to evaluate the clinical performance of habitual wearers of enfilcon A lenses following a refit with fanfilcon A lenses over 4 weeks of daily wear.
- Trial name
- NCT02670473
- Testing
- fanfilcon A (test)
- Where
- Spain
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Cataract, Myopia
Measurement of Antioxidant Activity and Oxidative Stress in Patients Undergoing Ophthalmic Surgery.
This trial hypothesized that novel laser refractive surgery techniques (LASIK, KLEx) or laser-assisted cataract surgery (FLACAS) could suppress postoperative inflammation and improve recovery in patients by reducing oxidative…
- Trial name
- NCT06743594
- Where
- 2 sites in Taiwan
- Volunteers
- 60 people
- Sponsor
- Chang Gung Memorial Hospital
Myopia, Obesity
Trial of a Novel Family-Based Intervention to Increase Outdoor Time and Fitness
This study aims to implement a new family-based health behavior community program to increase time spent outdoors and physical activity among Singapore children aged 6 to 12 years in a 1-year randomized clinical trial.
- Trial name
- FIT (NCT01388205)
- Testing
- Family-based Outdoor program
- Where
- Singapore
- Volunteers
- 285 people, healthy volunteers welcome
- Sponsor
- National University of Singapore
Cataract, Presbyopia
Evaluation of Long-Term Clinical Acceptability and Satisfaction With the IC-8 Intraocular Lens
The purpose of this study is to evaluate the long-term clinical acceptability and overall satisfaction with the IC-8 IOL at least 12 months post-IOL implantation.
- Trial name
- NCT03314766
- Testing
- IC-8 IOL
- Where
- 7 sites in Germany, Italy and 2 more
- Volunteers
- 64 people
- Sponsor
- AcuFocus, Inc.
Refractive Errors
Measurement Repeatability in Contemporary Aberrometry
Wavefront scans are a common form of diagnostic test applied in preparing patients for laser eye surgery. An optical map of the eye is created by wavefront scanning, and information from these maps is used to program lasers used…
- Trial name
- NCT02687022
- Testing
- Peramis aberrometry, iDesign aberrometry
- Volunteers
- 60 people
- Sponsor
- Moorfields Eye Hospital NHS Foundation Trust
Myopia, Preschool
Early Intervention for Premyopic Children
The purpose of this research project is to add evidence of pharmacological (0.01% atropine) and optical (Defocus Integrated Multiple Segments spectacle lenses) approaches for myopia prevention among premyopic preschoolers, which…
- Trial name
- NCT06200194
- Testing
- MiyoSmart Spectacles, 0.01% atropine
- Where
- Taiwan
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- National Yang Ming Chiao Tung University Hospital
Myopia
CHILDREN MYOPIA CONTROL
The purpose of this trial is evaluating the clinical effect of a myopia control spectacle lens compared to a single vision spectacle lens in slowing down the progression of myopia in children living in Israel.
- Trial name
- NCT05477329
- Testing
- Lenses
- Where
- Israel
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Shamir Optical Industry Ltd
Myopia
Comparison of Photorefractive Keratectomy (PRK) and Sub-Bowman's Keratomileusis (SBK)
The objective of the study is to compare clinical outcomes from PRK and SBK using FDA-approved laser technology in the same patient
- Trial name
- NCT00714922
- Testing
- PRK, SBK
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Utah
Presbyopia
Efficacy and Safety of BRIMOCHOL PF and CARBACHOL PF in Chinese Presbyopia Patients
A multicenter, randomized, double-Blind, crossover, placebo-controlled Phase II clinical Study to evaluate the efficacy and safety of BRIMOCHOL PF and CARBACHOL PF in the treatment of Chinese patients with presbyopia.
- Trial name
- NCT06948357
- Where
- China
- Volunteers
- 119 people
- Sponsor
- Zhaoke (Guangzhou) Ophthalmology Pharmaceutical Ltd.
Hyperopia, Myopia
A Comparison of Fellow Eyes Undergoing LASIK or PRK With a Wavefront-guided Excimer Laser Versus a Wavefront-optimized Excimer Laser
Subjects with myopia, hyperopia and astigmatism are being randomized to be treated in one eye with a wavefront-guided excimer laser and their fellow eye treated with a wavefront-optimized excimer laser.
- Conditions
- Hyperopia, Myopia, Astigmatism
- Trial name
- NCT01135719
- Testing
- LASIK and PRK
- Where
- United States
- Volunteers
- 137 people, healthy volunteers welcome
- Sponsor
- Edward E. Manche
Myopia, Presbyopia
Clinical Comparison of Two Multifocal Contact Lenses Made of Silicone Hydrogel Materials
The purpose of this study was to compare visual performance measures between two multifocal contact lenses on presbyopic wearers.
- Trial name
- NCT01371539
- Testing
- Lotrafilcon B contact lens, Comfilcon A contact lens
- Volunteers
- 109 people
- Sponsor
- CIBA VISION
Myopia
Orthokeratology and 0.01% Atropine Sequential Treatment for Myopia Control
The purpose of this multicenter randomized clinical trial is to evaluate the myopia control effect of orthokeratology and 0.01% atropine sequential treatment in children and adolescents, as compared to continuous treatment with…
- Trial name
- NCT06667037
- Testing
- Ortho-k lenses, 0.01% Atropine
- Where
- China
- Volunteers
- 112 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Cataract, Presbyopia
Clinical Study to Evaluate the LensGen® Juvene® Intraocular Lens
To assess the safety and effectiveness of the Juvene® IOL for the treatment of aphakia and mitigation of the effects of presbyopia after removal of the natural crystalline lens due to cataract.
- Trial name
- Nirvana (NCT05364983)
- Testing
- Juvene IOL, Tecnis® Monofocal (ZCB00, PCB00 or DCB00)
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- LensGen, Inc.
Myopia
Clinical Trial of Several Contact Lenses in Extended Wear
The study is to clinically evaluate currently marketed contact lenses when used in an extended wear modality of up to seven days/six nights.
- Trial name
- NCT00762788
- Testing
- senofilcon A, lotrafilcon A, lotrafilcon B
- Where
- India
- Volunteers
- 350 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
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