Clinical trials: Eye--Refractive Errors
Refractive Error
AIR OPTIX® COLORS Registration Trial
The purpose of this study was to evaluate the subjective and objective performance and the physiological response to AIR OPTIX® COLORS soft contact lenses compared with AIR OPTIX® AQUA contact lenses in participants with normal…
- Trial name
- NCT01440322
- Testing
- Lotrafilcon B contact lens with color, Lotrafilcon B contact lens
- Volunteers
- 150 people
- Sponsor
- CIBA VISION
Myopia
Dispensing Evaluation of Printed Etafilcon A With Polyvinylpyrrolidone (PVP)
The purpose of this study is to evaluate the lens fit (mechanical and cosmetic lens fit) of the printed etafilcon A with polyvinylpyrrolidone (PVP).
- Trial name
- NCT01180777
- Testing
- etafilcon A (A), etafilcon A (B), etafilcon A (C)
- Where
- 6 sites in United States
- Volunteers
- 95 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Hyperopia
Hyperopia Correction Using the NTK Optimal Keratoplasty (Opti-K) System
The purpose of this U.S. Clinical Trial on treatment of sighted eyes is to investigate the safety and effectiveness of optimal keratoplasty (Opti-K™) treatments for hyperopia correction using the NTK Enterprises (NTK) Opti-K…
- Trial name
- NCT01028937
- Testing
- Optimal Keratoplasty
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- NTK Enterprises, Inc.
Astigmatism, Refractive Errors
Clinical Comparison of Toric Contact Lenses Fit Characteristics
The purpose of this study is to compare the fit characteristics between four Alcon commercially available toric contact lenses.
- Trial name
- NCT05805345
- Testing
- Delefilcon A toric soft contact lens, Lehfilcon A toric soft contact lens, Lotrafilcon B toric soft contact lens
- Where
- 7 sites in United States
- Sponsor
- Alcon Research
Presbyopia
Investigation of the Presbia Flexivue Microlens™
The Presbia Flexivue Microlens is a corneal inlay.
- Trial name
- NCT02110472
- Testing
- Corneal inlay
- Where
- 11 sites in United States
- Volunteers
- 412 people, healthy volunteers welcome
- Sponsor
- PresbiBio, LLC
Ametropia
Dispensing Study for the Phenacite Project
Dispensing Study for the Phenacite Project. The investigational test lens was not the final optical design and the study was not used for design validation.
- Trial name
- NCT02436005
- Testing
- Phenacite, comfilcon A
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- CooperVision, Inc.
Visual Impairment, Myopia
At-home Testing Refraction Results With Best Corrected Visual Acuity (BCVA) Outcomes in Adults
This study is aimed at examining the BCVA from try-on glasses constructed from measurements from the EyeQue VisionCheck.
- Conditions
- Visual Impairment, Myopia, Hyperopia, Astigmatism
- Trial name
- NCT04820218
- Testing
- With Try-on glasses
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Myopia
Evaluation of a New Silicone Hydrogel Contact Lens
The objective of this study is to determine the clinical feasibility and to evaluate the product performance of investigational contact lenses developed by Bausch + Lomb.
- Trial name
- NCT01309880
- Testing
- Test lens, Air Optix Aqua
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Refractive Errors, Accomodation
Study in Pediatric Volunteers of a Handheld Device Versus a Standard Diagnostic Device in Ophthalmic Refraction
This study is exploratory and examines whether the refraction results obtained from a novel optical device yields results similar to the ophthalmic refraction measurements obtained from an autorefractor in children.
- Conditions
- Refractive Errors, Accomodation, Diagnostic Self Evaluation
- Trial name
- NCT04955379
- Testing
- EQ103
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Contact Lens Fit, Myopia
Clinical Performance of a Silicone Hydrogel Lens With Use of FID 114675A
The purpose of this study is to evaluate the clinical performance of a silicone hydrogel contact lens when used with an investigational multi-purpose disinfecting solution (MPDS).
- Trial name
- NCT01240135
- Testing
- FID 114675A multi-purpose disinfecting solution (MPDS), renu fresh Multi-Purpose Solution (MPS), Galyfilcon A contact lenses (Acuvue Advance)
- Volunteers
- 89 people
- Sponsor
- Alcon Research
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
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.
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.
Dry Eye Syndrome, Myopia
Clinical Evaluation of a Daily Disposable Contact Lens in Symptomatic Weekly/Monthly Lens Wearers
The purpose of this study was to evaluate the reduction of contact lens-related dryness symptoms when symptomatic weekly/monthly contact lens wearers were switched to DAILIES® AquaComfort Plus® lenses for a two-week period using…
- Trial name
- NCT01614600
- Testing
- Nelfilcon A contact lenses
- Volunteers
- 88 people
- Sponsor
- Alcon Research
Cataract, Corneal Astigmatism
A Prospective Clinical Investigation to Evaluate the Safety and Performance of 877PTY Toric IOL for Visual Correction of Corneal Astigmatism
Medicontur preloaded hydrophobic monofocal toric intraocular lenses (IOLs) are indicated to improve vision at far distance in adults with or without cataract and correction of pre-existing corneal astigmatism secondarily to…
- Trial name
- NCT06578884
- Testing
- 877PTY
- Where
- Hungary
- Volunteers
- 100 people
- Sponsor
- Medicontur Medical Engineering Ltd
Presbyopia, Ametropia
Clinical Trial With Artiflex Presbyopic (Artiplus)
The purpose of this clinical trial is to evaluate the effectiveness and safety of the multifocal Artiflex Presbyopic (Artiplus) intraocular lens.
- Conditions
- Presbyopia, Ametropia, Refractive Errors, Myopia
- Trial name
- NCT04632784
- Testing
- Artiflex Presbyopic (Artiplus) implantation
- Where
- 7 sites in South Korea, Spain
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Ophtec BV
Presbyopia
Trial of the PresView Implant for the Improvement of Near Vision in Presbyopic Patients
Study to determine the effectiveness of the PresVIEW Scleral Implant to improve near vision in patients who require reading glasses
- Trial name
- NCT01933750
- Testing
- PresVIEW Device Implantation
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Refocus Ocular Europe, B.V.
Myopia
Myopia Control With Novel Eye Drops
Myopia currently affects 30% of the world and by 2050, almost 50% of the world will be myopic based on conservative estimates.1 In 2050, this will equate to almost 5 billion people with myopia, and those with high myopia will…
- Trial name
- NCT04301323
- Testing
- BHVI1 eye drops, BHVI2 eye drops, BHVI3 eye drops
- Where
- Vietnam
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Hai Yen Eye Care
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
Lens Wear Schedules and End-of-Day Comfort
The purpose of this study was to assess the impact of lens-free (recovery) intervals of varying lengths on end-of-day comfort and tear film changes with daily contact lens wear.
- Trial name
- INVERMERE (NCT01433549)
- Testing
- Lotrafilcon B, Senofilcon A
- Where
- Canada
- Volunteers
- 44 people
- Sponsor
- CIBA VISION