Clinical trials: Refractive Error - Myopia
Myopia
the Clinical Performance of the Oxysoft Daily Disposable Silicone Hydrogel Soft Contact Lens
The objective of this study is to demonstrate that the OxySoft silicone hydrogel soft contact lens could be prescribed as a supportive care for myopes.
- Trial name
- NCT03934788
- Testing
- oxysoft (olifilcon C), Si-Hy (olifilcon B)
- Where
- 3 sites in Taiwan
- Volunteers
- 36 people
- Sponsor
- Visco Vision Inc.
Astigmatism, Myopia
Effect of a Myopia Control Lens on the Astigmatism in Children
The goal of this clinical trial is to investigate over a one-year period the effect of myopia control spectacle lenses on astigmatism in children aged 6 to 13 years with myopia and astigmatism.
- Trial name
- MAC (NCT07810725)
- Testing
- Lenslet-based myopia control spectacle lens
- Volunteers
- 15 people
- Sponsor
- Essilor International
Myopia
Vistakon Investigational Contact Lenses Worn for Daily Wear
This study compares the performance of an investigational contact lens to a currently marketed lens.
- Trial name
- NCT00717249
- Testing
- galyifilcon A control lens, galyfilcon A with a silver additive
- Where
- 20 sites in United States
- Volunteers
- 529 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Errors
Post-market Clinical Follow-up Study of Alcon PRECISION1™ Spherical and PRECISION1™ for Astigmatism Soft Contact Lenses
The purpose of this study is to assess long term performance and safety of verofilcon A soft contact lenses in a real-world setting in a population of 7 years or older having at least 1 year of verofilcon A (sphere or toric)…
- Trial name
- NCT06462456
- Testing
- Verofilcon A spherical soft contact lenses, Verofilcon A toric soft contact lenses
- Where
- 12 sites in United States
- Volunteers
- 140 people
- Sponsor
- Alcon Research
Myopic Astigmatism
STAAR Visian Toric ICL Post-Approval Study
The objective of this study is to evaluate the long term (i.e. 24 months) clinical performance of the Visian® Toric Implantable Collamer® Lens (ICL).
- Trial name
- TICL-PAS (NCT04516772)
- Testing
- Visian TICL
- Where
- 8 sites in United States
- Volunteers
- 125 people
- Sponsor
- Staar Surgical Company
Myopia
Evaluation of the Performance of Different Daily Disposable Lens Designs in Habitual Soft Contact Lens Wearers
The main objective of the study is to refit existing soft lens wearers with two different daily disposable contact lens types, Lens A and Lens B, to determine their performance after one week of wear.
- Trial name
- NCT04668989
- Testing
- stenfilcon A - (Test lens), kalifilcon A - (Control Lens)
- Where
- 4 sites in United States
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
A Clinical Assessment of the Hemacopolymer Daily Disposable Limbal Ring Soft Contact Lens
This purpose of this study is to compare the clinical performance and subjective acceptance of two different daily disposable limbal ring lenses.
- Trial name
- NCT01965262
- Testing
- Hema-copolymer Lens, etafilcon A Lens
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- CooperVision, Inc.
Myopia
A Study to Evaluate the Safety and Efficacy of a New Silicone Hydrogel Contact Lens Design
The objective of this study is to evaluate the safety and efficacy of a new silicone hydrogel contact lens compared to the Bausch + Lomb PureVision contact lens when worn by adapted soft contact lens wearers.
- Trial name
- NCT01449526
- Testing
- B&L Investigational Contact Lens, B&L PureVision Contact Lens
- Volunteers
- 166 people
- Sponsor
- Bausch & Lomb Incorporated
Presbyopia
Trial of the PresVIEW Implant for the Improvement of Near Vision in Patients With Presbyopia
The primary objective of this study is to evaluate the safety and effectiveness of the PresVIEW™ Scleral Implant (PSI) for the improvement of near visual acuity in presbyopic patients.
- Trial name
- NCT01166568
- Testing
- PresVIEW Scleral Implants
- Where
- 14 sites in United States
- Volunteers
- 337 people, healthy volunteers welcome
- Sponsor
- VisDura, Inc.
Refractive Errors, Astigmatism
EyeQue VisionCheck 510(k) Clinical Trial
Demonstrate that refraction measurements from the device agree with refraction measurements from a phoropter within clinically meaningful limits.
- Trial name
- NCT06044688
- Testing
- EyeQue VisionCheck, Phoropter
- Volunteers
- 156 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Ametropia, Myopia; Refractive Error
The Objective of This Study is to Evaluate the Perfomance of a Photorefraction Device for Screening Ametropia in Children. Eligible Participants Will Undergo Multiple Refractive Error Measurements, Visual Acuity and Strabismus Assessments During a Single Evaluation Visit.
The goal of this clinical trial is to evaluate the performance of a photorefraction screener in terms of sensibility, sensitivity and accuracy on children aged 3 to 8 y.o.
- Conditions
- Ametropia, Myopia; Refractive Error, Myopia; Astigmatism
- Trial name
- NCT06882408
- Testing
- Photorefraction device under investigation, Comparator device, Tabletop auto-refractometer, Comparator device, portable photorefraction device
- Where
- 2 sites in France
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- Essilor International
Myopia
Essilor® Stellest® Lenses Multicentre European Study (SLOMES)
The goal of this post-market clinical follow up Study is to demonstrate the efficacy, safety, acceptability, and quality of life implications of Essilor® Stellest® spectacle lenses in slowing myopia progression in European…
- Trial name
- SLOMES (NCT06263946)
- Testing
- Essilor® Stellest® spectacle lenses
- Where
- 3 sites in France, Ireland and 1 more
- Volunteers
- 150 people
- Sponsor
- Essilor International
Refractive Error
Evaluation of Deposits on Contact Lenses Worn Daily Wear
The purpose of this study was to measure front surface deposits on contact lenses when worn for ten hours.
- Trial name
- NCT00725153
- Testing
- Balafilcon A contact lenses (PureVision), Etafilcon A contact lenses (Acuvue2)
- Where
- United States
- Volunteers
- 55 people
- Sponsor
- Alcon Research
Myopia, Hyperopia
Performance Evaluation of Reusable Contact Lenses When Worn For One Month By Habitual Soft Contact Lens Wearers
The purpose of this study was to compare the clinical performance of two different reusable lenses in habitual spherical soft lens wearers.
- Trial name
- NCT06098339
- Testing
- Lens A (fanfilcon A), Lens B (lotrafilcon B)
- Where
- 3 sites in United States, Canada
- Volunteers
- 53 people
- Sponsor
- CooperVision, Inc.
Presbyopia, Pseudophakia
A Clinical Trial to Evaluate a Corneal Inlay for the Improvement of Near and Intermediate Vision in Pseudophakic Presbyopic Subjects
The objective of this study is to evaluate the safety and effectiveness of the Raindrop Near Vision Inlay implanted in bilateral pseudophakes with presbyopia for improvement of near and intermediate vision.
- Trial name
- NCT02668523
- Testing
- Raindrop Near Vision Inlay
- Where
- 13 sites in United States
- Volunteers
- 400 people
- Sponsor
- ReVision Optics, Inc.
Myopia, Astigmatism
Multicenter Dispensing Study of Biofinity Toric Made-To-Order Lenses in Extended Power Ranges
The study hypothesis is that the Biofinity Toric XR lenses will perform as well as or better than the participants' habitual contact lenses.
- Trial name
- NCT02193178
- Testing
- comfilcon A Toric
- Where
- 2 sites in United States
- Volunteers
- 15 people
- Sponsor
- CooperVision, Inc.
Myopia
Wearability of and Myopia Progression With ZEISS MyoCare Spectacle Lenses
This is a clinical trial evaluating the wearability and effectiveness of three types of ZEISS spectacle lenses in controlling myopia progression.
- Trial name
- NCT07021560
- Testing
- ZEISS MyoCare spectacle lenses, ZEISS SV RX SPH 1.5, ZEISS Clearview
- Where
- Vietnam
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- ZEISS Vision Care
Myopia
Performance Comparison Between Comfilcon A and Senofilcon C Lenses
The aim of this study is to determine the clinical performance of comfilcon A in comparison to senofilcon C.
- Trial name
- NCT02920957
- Testing
- comfilcon A, senofilcon C
- Where
- 5 sites in United States
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Performance Evaluation of Different Daily Disposable Silicone Hydrogel Contact Lenses
The goal of this study is to compare the performance of two daily disposable silicone hydrogel contact lenses.
- Trial name
- NCT05805059
- Testing
- Control Contact Lens (stenfilcon A), Test Contact Lens (senofilcon A)
- Where
- 4 sites in United States, Canada
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
DAILIES TOTAL1® Soft Contact Lenses - Post-Market Clinical Follow-up Study
The purpose of this study is to continuously assess the visual performance and safety of DAILIES TOTAL1 soft contact lenses in a real world setting and broader patient base through routine clinical practices.
- Conditions
- Myopia, Hyperopia, Presbyopia, Astigmatism
- Trial name
- NCT06483113
- Testing
- Delefilcon A spherical soft contact lenses, Delefilcon A toric soft contact lenses, Delefilcon A multifocal soft contact lenses
- Where
- 12 sites in United States
- Volunteers
- 192 people
- Sponsor
- Alcon Research