Clinical trials: Refractive Error - Myopia
Myopia
Assessment of Daily Disposable Silicone Hydrogel Lens Wear
The purpose of this study is to evaluate the effect of an investigational silicone hydrogel soft contact lens on new contact lens wearers (neophytes) compared to a control of spectacle wearers.
- Trial name
- NCT01093625
- Testing
- Narafilcon B Contact Lens, Spectacles
- Where
- United States
- Volunteers
- 157 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error, Myopia
Clinical Comparison of DDT2 Contact Lens and a Daily Disposable Contact Lens - Study 2
The purpose of this study was to evaluate visual acuity at distance when wearing DDT2 contact lenses compared to Clariti contact lenses.
- Trial name
- NCT03888482
- Testing
- Verofilcon A contact lenses, Somofilcon A contact lenses
- Where
- 8 sites in United States
- Volunteers
- 154 people
- Sponsor
- Alcon Research
Myopia
A Comparison of Two Daily Disposable Contact Lenses
This study seeks to evaluate the clinical performance of a recently improved daily disposable contact lens to an established daily disposable contact lens that contains a wetting agent.
- Trial name
- NCT00600080
- Testing
- etafilcon A, nelfilcon A
- Where
- United Kingdom
- Volunteers
- 60 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Study of Safety and Effectiveness of the Boston Orthokeratology Shaping Lens in the Arise Orthokeratology Lens
The objective of this orthokeratology study is to evaluate the safety and effectiveness of the Arise Orthokeratology Lens with non-spherical posterior peripheral curves
- Trial name
- NCT05984290
- Testing
- orthokeratology lens
- Where
- 6 sites in United States
- Volunteers
- 90 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia, Astigmatism
Clinical Validation of Biofinity Toric MTO (Made To Order) Lenses
The study hypothesis is there is no difference in the clinical performance between the test and control lenses, in particular in lens stability, toric mislocation, comfort ratings and anterior segment ocular health findings.
- Trial name
- NCT02185105
- Testing
- comfilcon A MTO, comfilcon A
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- CooperVision, Inc.
Myopia
Discontinuation of Orthokeratology on Eyeball Elongation in Myopic Children
The primary aim of this study is to compare eyeball elongation in existing ortho-k subjects who stop the treatment with subjects who continue ortho-k lens wear and control subjects wearing single-vision glasses.
- Trial name
- DOEE1 (NCT01236742)
- Testing
- ortho-k lenses, single-vision glasses
- Where
- China
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Myopia, Refractive Errors
DD T2 Daily Disposable Registration Trial
The purpose of this study is to evaluate the performance of the investigational verofilcon A contact lens compared to the commercially available delefilcon A contact lens, by assessing visual acuity as the primary variable.
- Trial name
- NCT03305770
- Testing
- verofilcon A contact lenses, delefilcon A contact lenses
- Where
- 6 sites in United States
- Volunteers
- 107 people
- Sponsor
- Alcon Research
Myopia
Multi-Centre Clinical Evaluation of Two Reusable Soft Contact Lenses
The aim of this study is to compare the subjective performance of the comfilcon A contact lens against lotrafilcon B contact lens after 4 weeks of reusable lens wear.
- Trial name
- NCT02815735
- Testing
- comfilcon A, lotrafilcon B
- Where
- 9 sites in United Kingdom
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Retardation of Myopia in Orthokeratology
The primary aim of this study is to evaluate and compare the eyeball elongation in children wearing orthokeratology lenses and single-vision spectacles.
- Trial name
- ROMIO (NCT00962208)
- Testing
- orthokeratology lenses, single-vision spectacle lenses
- Where
- China
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Surgery, Myopia
Topo-guided LASIK and Photorefractive Keratectomy vs Wavefront LASIK and Photorefractive Keratectomy
This study evaluates the difference in results between eyes that have been treated wavefront optimized laser vision correction (either LASIK or Photorefractive Keratectomy) compared to eyes treated with topography-guided laser…
- Trial name
- NCT03075176
- Testing
- Wavefront optimized LASIK, Wavefront optimized Photorefractive Keratectomy, Topography-guided LASIK
- Where
- United States
- Volunteers
- 39 people
- Sponsor
- University of Utah
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, Hyperopia
Evaluation of the Effectiveness of Two Marketed Multi-Purpose Solutions for Silicone Hydrogel Contact Lenses - Study 1
The purpose of this study was to evaluate the performance of Opti-Free® PureMoist® Multi-Purpose Disinfecting Solution (MPDS) compared to Biotrue™ Multipurpose Solution (MPS) in silicone hydrogel contact lens wearers.
- Conditions
- Myopia, Hyperopia, Contact Lens Comfort
- Trial name
- NCT01684033
- Testing
- Opti-Free® PureMoist® MPDS, Biotrue™ MPS, Habitual contact lenses
- Volunteers
- 207 people
- Sponsor
- Alcon Research
Myopia
Two Daily Disposable Contact Lenses in Symptomatic Patients
The purpose of this study is to evaluate the performance of DAILIES TOTAL1® and ACUVUE OASYS® 1-DAY and with respect to visual acuity in a symptomatic study population of monthly or bi-weekly replacement lens wearers.
- Trial name
- NCT03628599
- Testing
- Delefilcon A contact lenses, Senofilcon A contact lenses
- Where
- 4 sites in United States
- Volunteers
- 39 people
- Sponsor
- Alcon Research
Myopia
A 6-Hour Clinical Evaluation of New Daily-Wear Soft Contact Lenses
The purpose of this study is to validate the clinical performance of a new contact lens design when worn over a period of 6 hours compared to nelfilcon A (control).
- Trial name
- NCT03235089
- Testing
- Test Lens, Control Lens
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- CooperVision, Inc.
Myopia
Dispensing Evaluation of a Prototype Contact Lens and a Marketed Contact Lens
The purpose of this study is to compare visual acuity and redness of eyes between a prototype contact lens and an already marketed contact lens.
- Trial name
- NCT01094743
- Testing
- galyfilcon A prototype lens, lotrafilcon B lens
- Where
- 2 sites in United States
- Volunteers
- 52 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Clinical Evaluation of Two Daily Disposable Lenses in a Population of Daily Disposable (DD) Lens Wearers
The purpose of this study is to evaluate the performance of two daily disposable contact lenses in a population of daily disposable contact lens wearers.
- Trial name
- NCT00958828
- Testing
- Nelfilcon A contact lens, Narafilcon A contact lens
- Volunteers
- 178 people
- Sponsor
- CIBA VISION
Refractive Error - Myopia Bilateral
Study to Evaluate the Clinical Performance of Deseyne (Vifilcon C) Daily Disposable Soft Contact Lens
This clinical study is to provide clinical performance data comparing the test lens (Deseyne [vifilcon C] daily disposable soft contact lens) to a control lens (1-Day Acuvue Moist [etafilcon A] daily disposable soft contact lens)…
- Trial name
- NCT05927753
- Testing
- Deseyne Daily Disposable Contact Lens (Test Device)
- Where
- 3 sites in United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Bruno Vision Care
Myopia
Dispensing Evaluation of a Galyfilcon A Prototype Lens and a Marketed Contact Lens
The purpose of this study is to compare visual acuity and redness of eyes between a prototype contact lens and an already marketed contact lens.
- Trial name
- NCT01180985
- Testing
- galyfilcon A prototype lens, comfilcon A
- Where
- 4 sites in United States
- Volunteers
- 53 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Clinical Performance Comparison of Two Contact Lenses
The purpose of this study is to compare the clinical performance of two contact lenses.
- Trial name
- NCT00975585
- Testing
- senofilcon A, lotrafilcon B
- Where
- 25 sites in United States
- Volunteers
- 379 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
A Comparison of Daily Disposable Contact Lenses.
This study seeks to evaluate the clinical performance of a new CE marked daily disposable contact lens that contains a wetting agent to a recently improved daily disposable contact lens.
- Trial name
- NCT00727558
- Testing
- nelfilcon A, narafilcon A
- Where
- 19 sites in United Kingdom
- Volunteers
- 248 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.