Clinical trials: Refractive Errors
Myopia
Evaluation of Etafilcon A Daily Disposable Lenses
To evaluate the clinical performance of daily disposable etafilcon A lenses.
- Trial name
- NCT02061592
- Testing
- etafilcon A
- Where
- 7 sites in United States
- Volunteers
- 136 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error, Myopia
A Comparison of Two Contact Lenses
This study seeks to evaluate the clinical and subjective performance of two established soft contact lenses.
- Trial name
- NCT00700752
- Testing
- senofilcon A, balafilcon A
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error
Formula Identification (FID) 114657 in Contact Lens Wearers
The purpose of this study is to evaluate the thickness of the pre-lens tear lipid layer after 2 hours of lens wear with use of FID 114657 compared to saline control.
- Trial name
- NCT02293538
- Testing
- FID 114657 eye drops (10 ml), Saline control eye drops (15 ml), Habitual contact lenses
- Volunteers
- 234 people
- Sponsor
- Alcon Research
Myopia
A Comparison of AIR OPTIX® COLORS Versus FRESHLOOK® COLORBLENDS
The purpose of this study was to evaluate the overall comfort of AIR OPTIX® COLORS compared to FRESHLOOK® COLORBLENDS in habitual wearers of the FRESHLOOK® COLORBLENDS .
- Trial name
- NCT01635933
- Testing
- Lotrafilcon B contact lens with color, Phemfilcon A contact lens with color
- Volunteers
- 370 people
- Sponsor
- Alcon Research
Presbyopia, Pseudophakia
Synergy Lens Outcomes Evaluation
This is a single visit study to evaluate the visual outcomes and patient satisfaction of patients who were bilaterally implanted with the Tecnis Synergy IOL between June 1 and December 31, 2021 in 2 centers in USA
- Trial name
- NCT05418153
- Testing
- Tecnis Synergy IOL
- Where
- 2 sites in United States
- Volunteers
- 52 people
- Sponsor
- Center For Sight
Astigmatism, Presbyopia
A Clinical Comparison of Two Multifocal Toric Soft Contact Lenses
This study aims to compare the short-term clinical performance of the two study contact lenses.
- Trial name
- NCT06438601
- Testing
- Lens A (omafilcon A), Lens B (comfilcon A)
- Where
- United Kingdom
- Volunteers
- 36 people
- Sponsor
- CooperVision, Inc.
Myopia
Safety and Effectiveness of Wavefront-Guided LASIK Corrections of Myopic Refractive Errors
The purpose of this clinical trial is to demonstrate that wavefront-guided LASIK is safe and effective for the correction of myopic refractive errors.
- Trial name
- NCT01663363
- Testing
- LASIK correction of myopic refractive errors
- Volunteers
- 170 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Refractive Error
Initial Performance of a Modified Daily Disposable Contact Lens
The purpose of this study is to evaluate the incidence of ocular discomfort device-related adverse events with DAILIES TOTAL1® with UV Absorber (DT1 UV) contact lenses compared with current DAILIES TOTAL1® (DT1) contact lenses.
- Trial name
- NCT02694835
- Testing
- Delefilcon A contact lenses with UV Absorber, Delefilcon A contact lenses
- Volunteers
- 81 people
- Sponsor
- Alcon Research
Cataract, Presbyopia
Clinical Evaluation of a Small Aperture Extended Depth of Focus Intraocular Lens
The purpose of this study is to determine the safety and effectiveness of the IC-8 IOL implanted in one eye and a monofocal or monofocal toric IOL implanted in the fellow eye in accordance with the indication.
- Trial name
- NCT03633695
- Testing
- IC-8 IOL Group, Control Group
- Where
- 21 sites in United States
- Volunteers
- 453 people, healthy volunteers welcome
- Sponsor
- AcuFocus, Inc.
Myopia
A Multi-Center Study Comparing the Clinical Performance of Two Silicone Hydrogel Lenses Over 1 Month of Daily Wear
A Multi-Center Study Comparing the Clinical Performance of Two Silicone Hydrogel Lenses Over 1 Month of Daily Wear
- Trial name
- NCT01952665
- Testing
- comfilcon A, lotrafilcon B
- Where
- 6 sites in United States
- Volunteers
- 63 people
- Sponsor
- CooperVision, Inc.
Myopia, Astigmatism
On-Eye Evaluation of Contact Lens Axis Location
The purpose of this study was to evaluate the axis location of toric contact lenses after 3 minutes of wear. During this 1-visit study, each participant wore 3 pairs of study lenses of various design iterations (2-87-1, 2-87-2…
- Conditions
- Myopia, Astigmatism, Refractive Error
- Trial name
- NCT02100410
- Testing
- Delefilcon A toric contact lens T1, Delefilcon A toric contact lens T2, Delefilcon A toric contact lens T3
- Volunteers
- 50 people
- Sponsor
- Alcon Research
Refractive Errors, Myopia
Safety and Suitability of ICL for Correction of Refractive Errors Without the Use of Dispersive OVDs
The goal of this observational study is to test whether surgeries for lenses designed to be implanted in the eye to correct refractive error can be done without the need for using viscoelastic substances that are used routinely…
- Conditions
- Refractive Errors, Myopia, Myopic Astigmatism, Hypermetropia
- Trial name
- NCT06371079
- Testing
- phakic intraocular lens implantation traditional, phakic intraocular lens implantation reduced OVD
- Where
- Iraq
- Volunteers
- 448 people
- Sponsor
- Loay Abdulmutalib Almusawi
Hyperopia, Hyperopic Astigmatism
Clinical Investigation of the WaveLight® EX500 Excimer Laser
The purpose of this study is to collect efficacy and safety data on the WaveLight EX500 excimer laser system for the correction of hyperopia with and without astigmatism by laser in situ keratomileusis (LASIK) treatment.
- Trial name
- NCT04805593
- Testing
- WaveLight EX500 excimer laser system, LASIK
- Where
- 5 sites in United States
- Volunteers
- 44 people
- Sponsor
- Alcon Research
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.
Cataracts
AcrySof® IQ ReSTOR® +2.5 D Multifocal Intraocular Lens (IOL) Model SN6AD2 [SV25T0] in Japan
The purpose of this study is to evaluate safety and effectiveness of AcrySof® IQ ReSTOR® +2.5 D Multifocal IOL Model SN6AD2 [SV25T0] in Japanese cataract patients.
- Trial name
- NCT01605877
- Testing
- AcrySof® IQ ReSTOR® +2.5 D Multifocal IOL Model SN6AD2 [SV25T0]
- Where
- 2 sites in Japan
- Volunteers
- 70 people
- Sponsor
- Alcon Research
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.
Myopia and Hyperopia and Presbyopia
Evaluation of Product Performance of a New Silicone Hydrogel Multifocal Contact Lens
The objective of this study is to evaluate the product performance of a new silicone hydrogel daily disposable multifocal contact lens, the Bausch + Lomb (kalifilcon A) Daily Disposable Multifocal Contact Lens, when worn by…
- Trial name
- NCT05660577
- Testing
- new silicone hydrogel daily disposable multifocal contact lens, the Bausch + Lomb (kalifilcon A) Daily Disposable Multifocal Contact Lens
- Where
- 20 sites in United States
- Volunteers
- 301 people
- Sponsor
- Bausch & Lomb Incorporated
Presbyopia
A Study of Safety and Efficacy of UNR844 Chloride (UNR844-Cl) Eye Drops in Subjects With Presbyopia.
The purpose of this study was to assess the effect of topical UNR844-Cl (lipoic acid choline ester chloride) ophthalmic solution on near visual function in presbyopic subjects.
- Trial name
- NCT03809611
- Testing
- UNR844-Cl
- Where
- 14 sites in United States
- Volunteers
- 125 people
- Sponsor
- Novartis Pharmaceuticals
Myopia
Evaluating Contact Lens Optics
This study will evaluate changes in refractive error and visual performance between a single vision soft contact lens and multifocal soft contact lens
- Trial name
- NCT05028790
- Testing
- Single vision contact lens, Multifocal contact lens
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- David A Berntsen, OD PhD
Cataract, Presbyopia
Clinical Investigation of the Visual Outcomes and Safety of a Trifocal Intraocular Lens (IOL) in a Korean Population
The purpose of this study is to confirm the effectiveness of the investigational lens in a Korean population, especially for visual performance, quality of vision, and subject satisfaction with the visual outcome, as well as the…
- Trial name
- NCT03268746
- Testing
- AcrySof IQ PanOptix Multifocal IOL
- Where
- 4 sites in South Korea
- Volunteers
- 52 people
- Sponsor
- Alcon Research