Clinical trials: Lenses
Astigmatism, Ametropia
Clinical Comparison of Two Daily Disposable Toric Soft Contact Lenses
The primary purpose of this study is to demonstrate noninferiority in the visual acuity at distance when wearing PRECISION1™ for Astigmatism (P1fA) soft contact lenses compared to another commercially available, soft toric…
- Conditions
- Astigmatism, Ametropia, Myopia
- Trial name
- NCT05483127
- Testing
- Verofilcon A toric soft contact lenses, Stenfilcon A toric soft contact lenses
- Where
- 11 sites in United States
- Volunteers
- 153 people
- Sponsor
- Alcon Research
Myopia
An Evaluation of Marketed Contact Lens Disinfectant Systems on Eyelid Tissues
The purpose of this study was to assess and compare the effect of the repeated usage of 2 different care systems (one hydrogen peroxide based cleaning and disinfecting system and one PHMB containing multipurpose system) with…
- Trial name
- ID11-56 (NCT01594294)
- Testing
- AOSEPT® Plus contact lens solution, ReNu MultiPlus® contact lens solution, Etafilcon A contact lenses
- Volunteers
- 100 people
- Sponsor
- Alcon Research
Presbyopia, Refractive Error
Visual Performance of Prototype Contact Lens Designs
The aim of this study is to assess the visual performance of prototype soft contact lens designs compared to a commercially available contact lens
- Trial name
- NCT02193555
- Testing
- Etafilcon A, Senofilcon A
- Where
- Australia
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- Brien Holden Vision
Myopia
A Comparison of Manufacturing Processes for AIR OPTIX® COLORS Contact Lens
The purpose of this feasibility study was to compare AIR OPTIX® COLORS contact lenses manufactured using an automated process to AIR OPTIX® COLORS contact lenses manufactured using a semi-automatic process.
- Trial name
- NCT01614678
- Testing
- Lotrafilcon B contact lens with color, automated, Lotrafilcon B contact lens with color, semi-automated
- Volunteers
- 49 people
- Sponsor
- CIBA VISION
Pseudophakia
An Open-Label Evaluation of Degree of Accommodation in Pseudophakic Patients Bilaterally Implanted With Monofocal Intraocular Lenses
This study will determine the ability of three different intraocular lenses to accommodate in patients who have previously undergone bilateral intraocular lens implantation.
- Trial name
- NCT01004549
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Innovative Medical
Aphakia, Cataract
Comparison of the Hoya Surgical Optics (HSO) iSert 251 Posterior Chamber Aspheric Aphakic Intraocular Lens to Historical / Literature Controls.
The purpose of this multi-center clinical trail is to determine the safety and efficacy of the iSert 251 for the correction of aphakia.
- Trial name
- NCT01292629
- Testing
- iSert 251 intraocular lens
- Where
- 5 sites in United States
- Volunteers
- 125 people
- Sponsor
- Hoya Surgical Optics, Inc.
Myopia
CHILDREN MYOPIA CONTROL
The purpose of this trial is evaluating the clinical effect of a myopia control spectacle lens compared to a single vision spectacle lens in slowing down the progression of myopia in children living in Israel.
- Trial name
- NCT05477329
- Testing
- Lenses
- Where
- Israel
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Shamir Optical Industry Ltd
Myopia
Comparison of Verofilcon A Daily Disposable Lenses to Somofilcon A Daily Disposable Lenses
The objective of the study is to evaluate and compare the performance of verofilcon A to somofilcon A when worn on a daily disposable modality over a period of approximately one week each.
- Trial name
- NCT04305912
- Testing
- somofilcon A, verofilcon A
- Where
- Canada
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Refractive Errors, Myopia
Evaluation of Delefilcon A Contact Lenses
The purpose of the study is to evaluate the lens fit characteristics of delefilcon A contact lenses with different base curves and diameters.
- Trial name
- NCT06884202
- Testing
- Delefilcon A contact lenses with different base curves and diameters, Delefilcon A contact lenses with standard base curves and diameters
- Where
- 16 sites in United States
- Volunteers
- 267 people
- Sponsor
- Alcon Research
Presbyopia
Clinical Assessment of a Multifocal Contact Lens for People Who Use Reading Glasses Only
The purpose of this trial is to evaluate the use of multifocal contact lenses in people who use reading glasses only.
- Trial name
- NCT01268501
- Testing
- Lotrafilcon B multifocal contact lens
- Volunteers
- 103 people
- Sponsor
- CIBA VISION
Myopia
Refitting Somofilcon A Sphere Contact Lens Wearers Into Fanfilcon A Sphere Lenses for 4-Weeks of Wear
The aim of this subject-masked prospective study is to evaluate the clinical performance of habitual wearers of Clariti Elite sphere lenses after a refit with Avaira Vitality sphere lenses.
- Trial name
- NCT03974802
- Testing
- somofilcon A contact lens, fanfilcon A contact lens
- Where
- Mexico
- Volunteers
- 41 people
- Sponsor
- CooperVision, Inc.
Cataract
Study of the Femtosecond Laser System as Compared to Continuous Curvilinear Capsulorhexis for Cataract Surgery
The purpose of this study is to evaluate the safety and efficacy of the OptiMedica Femtosecond Laser System to perform surgical maneuvers used in the treatment of subjects with cataracts.
- Trial name
- NCT01069172
- Testing
- FS Laser Surgery, CCC Surgery
- Where
- Dominican Republic
- Volunteers
- 30 people
- Sponsor
- Abbott Medical Optics
Cataract
A Comparison of Visual Function After Bilateral Implantation of Presbyopia-correcting Intraocular Lenses (IOLs)
The purpose of this study is to prospectively evaluate postoperative visual and refractive parameters in a series of subjects bilaterally implanted with the AcrySof® IQ ReSTOR® +3 versus those bilaterally implanted with the…
- Trial name
- NCT01166971
- Testing
- ReSTOR +3, Tecnis MF
- Where
- 3 sites in United States
- Volunteers
- 65 people
- Sponsor
- Alcon Research
Disorders of the Eye Following Cataract Surgery
Microbiological Evaluation of the Ocular Flora Before Cataract Surgery
The purpose of the present study is to elucidate the spectrum of ocular flora and their antimicrobial susceptibility profiles in patients undergoing routine cataract surgery.
- Trial name
- NCT02124603
- Where
- Italy
- Volunteers
- 120 people
- Sponsor
- SIFI SpA
Visual Acuity
Evaluation of Dryness in a Silicone Hydrogel Daily Disposable Contact Lens
This is a multi-site, randomized, bilateral, dispensing, parallel design study with two arms to evaluate contact lens related dry eye symptoms and subjective comfort.
- Trial name
- NCT04849780
- Testing
- ACUVUE Oasys 1-Day, Habitual Lens
- Where
- 9 sites in United States
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Astigmatism
Effect of Eye Movement on Toric Lens Orientation and Visual Acuity
The relative performance of a new toric soft contact lens against toric contact lenses currently available in market, specifically for visual acuity and lens orientation.
- Trial name
- NCT00584831
- Testing
- senofilcon A, balafilcon A, omafilcon A
- Where
- United Kingdom
- Volunteers
- 40 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Cataract, Lens Opacities
PMCF Study on Monofocal Toric IOL (PODEYE TORIC)
This is a single-center, prospective, open-label PMCF study whereby patients undergoing routine cataract surgery will have mono- or bilateral implantation of hydrophobic acrylic monofocal toric intraocular lens PODEYE TORIC…
- Conditions
- Cataract, Lens Opacities, Astigmatism
- Trial name
- PHY2101 (NCT04744467)
- Testing
- IOL implantation experimental
- Where
- Czechia
- Volunteers
- 12 people
- Sponsor
- Beaver-Visitec International, Inc.
Cataract
I-ZIP Ocular Bandage Pivotal Study
To evaluate the safety and performance of the I-ZIP Ocular Bandage in subjects undergoing uneventful unilateral clear corneal phacoemulsification with foldable monofocal intraocular lens (IOL) implantation compared with the Oasis…
- Trial name
- NCT00774228
- Testing
- I-ZIP Ocular Bandage, Oasis 24 Hour Soft Shield Collagen Corneal Shield
- Where
- United States
- Volunteers
- 420 people
- Sponsor
- Ocular Therapeutix, Inc.
Myopia
Influence of Rodenstock Spectacle Lenses on Myopia Progression.
The prevalence of myopia in Singapore is among the highest in the world, with 65 percent of our children being myopic by Primary 6, and 83 percent of young adults being myopic.
- Trial name
- NCT06816446
- Testing
- Myopia control spectacle lens, Single-vision lens
- Where
- Singapore
- Volunteers
- 185 people, healthy volunteers welcome
- Sponsor
- Rodenstock GmbH
Myopia
Clinical Evaluation of the Long-Term Effects of Contact Lens Care Systems
The purpose of this study is to compare two marketed contact lens care solutions in regards to comfort and ocular health.
- Trial name
- NCT00813761
- Testing
- O2Optix contact lens, Proclear contact lens, ReNu MultiPlus Multi-Purpose Solution
- Where
- 26 sites in United States, United Kingdom
- Volunteers
- 473 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.