Clinical trials: Myopia
Myopia, Hyperopia
Creating LASIK Flaps With the LenSx Femtosecond Laser
This will be a prospective, single-center clinical trial of up to 50 eyes of subjects scheduled to undergo LASIK surgery requiring an initial corneal flap. Subjects will be screened for eligibility.
- Trial name
- NCT01556893
- Testing
- LenSx Laser
- Where
- Hungary
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Alcon LenSx, Inc.
Presbyopia
A Clinical Trial of The VisAbility Micro Insert System for Presbyopic Patients
The purpose of this study is to evaluate the safety and effectiveness of the VisAbility Micro Insert System for the improvement of near visual acuity in presbyopic patients.
- Trial name
- NCT02374671
- Testing
- VisAbility Micro Insert
- Where
- 14 sites in United States
- Volunteers
- 365 people, healthy volunteers welcome
- Sponsor
- VisDura, Inc.
Myopia
Myopia Control Efficacy of Second-generation DIMS Spectacle Lenses on Fast Progressing Myopes
The purpose of this study is to examine the efficacy and performance of the variant of Defocus Incorporated Spectacle lenses on controlling myopia progression in fast progressing myopic children.
- Trial name
- NCT05888792
- Testing
- Variant of Defocus Incorporated Spectacle lens (DG2)
- Where
- Hong Kong
- Volunteers
- 118 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Myopia
Side Effects of Atropine (SEA) Study
This study will perform several objective and subjective measurements of the eye and vision before and after a week of using 0.01% concentration atropine drops.
- Trial name
- SEA (NCT03593044)
- Testing
- 0.01% concentration atropine drops
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Jeffrey J. Walline, OD PhD
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, Refractive Errors
Effect of Peripapillary Atrophy to Diagnose Glaucoma in High Myopia
This study intends to analyze the characteristics between peripapillary retinal nerve fiber layer thickness and peripapillary area in high myopia with or without glaucoma
- Conditions
- Myopia, Refractive Errors, Eye Diseases, Glaucoma, Primary Open Angle
- Trial name
- NCT05964634
- Testing
- OCT imaging
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Myopia
Characterization of the Central and Peripheral Wavefront Aberration Profile in Pediatric Myopic Subjects
This is a 3-visit, single site, observational clinical study to evaluate the characterization of the central and peripheral wavefront aberration profiles in pediatric myopic subjects.
- Trial name
- NCT06075576
- Testing
- Intervention
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Dry Eye Disease (DED)
Study of Eye Fatigue From Digital Screens and Its Impact on Visual Performance in People With Normal Vision and Myopia, With and Without Dry Eye Symptoms and Signs
The goal of this observational study is to investigate the effects of eye fatigue induced by screen task on dry eye disease (DED) signs and symptoms, visual performance, and visual behavior in young adults with and without DED…
- Trial name
- RReye (NCT07844408)
- Testing
- Eye Exams, Ocular Biometry and Aberrometry, Wearing a Smartwatch
- Where
- France
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Essilor International
Myopia, Refractive Errors
Effect of Repeated Low-Level Red-Light Therapy on Retinal Function and Structure
The purpose of this clinical trial is to evaluate the effect of repeated low-level red-light (RLRL) therapy on the retinal function and structure among myopic teenagers.
- Conditions
- Myopia, Refractive Errors, Eye Diseases, Retina; Change
- Trial name
- NCT05597397
- Testing
- RLRL
- Where
- China
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Myopia, Phototherapy
Violet Light for the Suppression of Myopia
The study explores the suppression of myopia via violet light.
- Trial name
- NCT06110520
- Testing
- Violet Light Lamp, White Light Lamp
- Where
- United States
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Myopia
Visual Outcomes And Contrast Sensitivity After Myopic Wavefront-Optimized Lasik With Nexisvision Shield Or Bandage Contact Lens
Evaluate visual outcomes and contrast sensitivity for subjects undergoing bilateral myopic LASIK with a Nexisvision Shield or bandage contact lens placed postoperatively.
- Trial name
- NCT01706237
- Testing
- Nexisvision shield
- Volunteers
- healthy volunteers welcome
- Sponsor
- Durrie Vision
Myopia, Progressive
Adverse Events Related to Low Dose Atropine
Progressive myopia can lead to severe vision loss and is associated with retinal detachment, glaucoma, and other comorbidities. Several studies have shown that off-label, low-dose atropine eye drops slow the progression of…
- Trial name
- AELDA (NCT05683535)
- Testing
- Atropine Sulfate
- Where
- United States
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- Scripps Health
Myopia, Astigmatism
Randomized, Prospective Comparison of the Outcome of Toric Implantable Contact Lens (TICL) and Q-LASIK for the Correction of Myopia With Astigmatism
The objective is to conduct a contralateral prospective clinical study to compare the safety, efficacy, and quality of vision of the STAAR Surgical Co.
- Trial name
- NCT01088568
- Testing
- the implantation of toric implantable collamer lens, customized laser-assisted in situ keratomileusis
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Wenzhou Medical University
Myopia
Product Performance of a Daily Disposable Contact Lens
The objective of this one week, single group, bilateral, open-label study is to evaluate the product performance of the Bausch \& Lomb daily disposable cosmetic tint contact lens (Test) when worn on a daily disposable basis by…
- Trial name
- NCT01230554
- Testing
- Daily disposable cosmetic tint lens
- Where
- Singapore
- Volunteers
- 212 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Performance of Somofilcon A Over One Week in Wearers Adapted to Omafilcon A
The objective of the study is to determine if habitual or adapted contact lens wearers of Omafilcon A can be confidently refit into Somofilcon A lenses and be successful after one week of daily wear.
- Trial name
- NCT03226353
- Testing
- somofilcon A, omafilcon A
- Where
- Canada
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Combined Atropine With Orthokeratology in Childhood Myopia Control (AOK) -A Randomized Controlled Trial
This study aims to compare effects in retardation of myopia progression of combined ortho-k and 0.01% atropine therapy with those of ortho-k alone.Myopia control methods mainly focus on optical and pharmaceutical interventions .
- Trial name
- NCT02955927
- Testing
- 0.01% atropine eye drops, ortho-k
- Where
- Hong Kong
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Myopia
Preservative-free Topical Anesthetics for Post-PRK Pain
The goal of this interventional comparative study is to assess the efficacy and safety of a novel regimen of preservative-free unit-dose topical anesthetics for controlling early postoperative pain following single-step…
- Trial name
- NCT05733741
- Testing
- Preservative-free Benoxinate hydrochloride 0.4% (Benoxidia unit-dose vials [UD], Orchidia pharmaceutical Ind., Egypt), Preservative-free Sodium hyaluronate 0.2% (Polyfresh unit-dose vials [UD], Orchidia pharmaceutical Ind., Egypt).
- Where
- Egypt
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Assiut University
Myopia
Clinical Evaluation of Two Silicone Hydrogel Contact Lenses
This study is to compare the short-term clinical performance and subjective acceptance of two silicone hydrogel soft contact lenses.
- Trial name
- NCT05313412
- Testing
- Lens A (comfilcon A lens), Lens B (lehfilcon A lens)
- Where
- United Kingdom
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
One-month Clinical Evaluation of Oté Sensation Multi-Purpose Solution Care System
The purpose of this study is to evaluate the clinical performance of the contact lens care product Oté Sensation in a representative population of soft contact lens wearers.
- Trial name
- NCT03278223
- Testing
- Test solution, Control solution
- Where
- 11 sites in United States, United Kingdom
- Volunteers
- 194 people, healthy volunteers welcome
- Sponsor
- OTE North America
Retinopathy of Prematurity, Myopia
Prematurity and Ophthalmological Changes
Ophthalmological differences in school-aged children with and without a history of retinopathy of prematurity
- Trial name
- NCT06452524
- Testing
- axial length (AU) and anterior chamber depth (ACD), optical coherence tomography (OCT)
- Where
- Turkey (Türkiye)
- Volunteers
- 211 people, healthy volunteers welcome
- Sponsor
- Ankara City Hospital Bilkent