Clinical trials: Lenses
Cataracts, Presbyopia
Clinical Evaluation of the Lenstec SBL-3 Multifocal Intraocular Lens
The purpose of this study is to evaluate the safety and performance of the SBL-3 intraocular lens.
- Trial name
- NCT02487160
- Testing
- SBL-3 multifocal intraocular lens, Control monofocal intraocular lens
- Where
- 13 sites in United States
- Volunteers
- 499 people, healthy volunteers welcome
- Sponsor
- Lenstec Incorporated
Cataract, Presbyopia
Clinical Trial With PRECIZON Presbyopic
The purpose of this clinical trial is to evaluate the effectiveness of the PRECIZON Presbyopic.
- Trial name
- NCT02409771
- Testing
- PRECIZON Presbyopic
- Where
- 6 sites in Belgium, Germany and 3 more
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Ophtec BV
Conjunctival Infections, Irritations and Inflammations, Hypertrophy; Conjunctiva
Influence of Cosmetic Color Tinted Contact Lenses on the Ocular Surface
More than 1 million people worldwide wear soft contact lenses for refractive error correction. However, severe sight threatening complications due to contact lens wear such as contact lens-related microbial keratitis (CLMK) are…
- Conditions
- Conjunctival Infections, Irritations and Inflammations, Hypertrophy; Conjunctiva, Corneal Pannus, Corneal Epithelial Wound
- Trial name
- NCT01441648
- Testing
- contact lens wear
- Where
- Taiwan
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Taipei Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation
Cataract
Randomized Trial of Aspirin and Cataracts in U.S. Physicians
To determine whether 325 mg of aspirin taken on -alternate days reduces the risk of developing cataract among male U.S. physicians who were aged 40 to 84 in 1982.
- Trial name
- NCT00000157
- Testing
- Aspirin
- Volunteers
- healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Presbyopia, Low Vision
Ocular Biomarkers for Successful Premium Trifocal Intra-ocular Lenses Implantation
The purpose of this study is to identify ocular biomarkers that can predict the success of phacoemulsification with bilateral AT LISA try 839MP (Carl Zeiss Meditec AG) implantation to achieve satisfactory post-post-operativly…
- Trial name
- NCT05863247
- Testing
- Patient Reported Outcomes / Biometric data revision
- Where
- Portugal
- Volunteers
- 154 people, healthy volunteers welcome
- Sponsor
- Hospital dos Lusíadas
Cataract
Physiologic Phacofluidics: Ghost Protocol
The goal of this clinical trial is to investigate the early post-operative benefits of performing phacoemulsification at physiologic intraocular pressures.
- Trial name
- NCT06904404
- Testing
- Cataract surgery at high IOP, Cataract surgery at low IOP
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Wolfe Eye Clinic
Asthenopia
Accommodative Relief for Uncomfortable Non-Presbyopes
This study will determine how multifocal contact lens correction affects symptoms of discomfort and asthenopia in a group of myopic contact lens wearers in the non-presbyopic age range (ages 30-40 years).
- Trial name
- NCT03544216
- Testing
- Multifocal Contact Lens, Single Vision Contact Lens
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Myopia
Contact Lens in Pediatrics (CLIP) in an Asian Population Study
To evaluate the safety, efficacy and physiological performance of daily disposable spherical and toric soft contact lenses in a vision-corrected population of children ages 8-11 years of age.
- Trial name
- CLIP (NCT00473304)
- Testing
- Johnson&Johnson Acuevue daily disposable lenses
- Where
- Singapore
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Astigmatism
Evaluating and Improving Functional Driving Vision of Patients With Astigmatism
Small amounts of astigmatism are often uncorrected in contact lens wearers. The effect with respect to driving is unknown, but it could threaten safe operation of a motor vehicle, especially under conditions such as nighttime…
- Trial name
- NCT02624791
- Testing
- 1-DAY ACUVUE® MOIST contact lenses, 1-DAY ACUVUE® MOIST for ASTIGMATISM contact lenses, No contact lenses
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Cataract, Lens Opacity
Comparison of Clinical Outcomes POD L GF vs POD F GF (PHY1707)
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs differing in the dominance of additional power.
- Conditions
- Cataract, Lens Opacity, Presbyopia
- Trial name
- NCT03688399
- Testing
- IOL implantation experimental, IOL implantation comparator
- Where
- Hungary
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataract, Lens Opacities
Clinical Study to Evaluate Clinical Outcomes of LuxSmart IOL as Compared With LuxGood IOL
This study is a multicentric, prospective, randomised, controlled, post-market clinical follow up (PMCF) study to investigate safety, visual outcomes and contrast sensitivity after bilateral implantation of either LuxSmart IOLs…
- Trial name
- NCT06105190
- Testing
- Implantation of premium monofocal IOL, LuxSmart (device under investigation), Implantation of monofocal IOL, LuxGood (control device)
- Where
- 8 sites in Austria, Czechia and 4 more
- Volunteers
- 251 people, healthy volunteers welcome
- Sponsor
- Cutting Edge SAS
Macular Holes, Epiretinal Membrane
Intraoperative OCT Guidance of Intraocular Surgery II
The overall five-year goals of the project are to develop novel technology to provide actionable new information through provision of live volumetric imaging during surgery, improving surgical practice and outcomes.
- Conditions
- Macular Holes, Epiretinal Membrane, Diabetic Retinopathy, Retinal Detachment
- Trial name
- MIOCT (NCT03713268)
- Testing
- Microscope integrated optical coherence tomography
- Where
- United States
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Duke University
Keratoconus, Eye Diseases
Development of a Keratoconus Detection Algorithm by Deep Learning Analysis and Its Validation on Eyestar Images
Monocentric clinical study to develop an imaging analysis algorithm for the Eyestar 900 to identify keratoconus corneas and improve biometry for intraocular lens calculations
- Conditions
- Keratoconus, Eye Diseases, Cataract, Corneal Ectasia
- Trial name
- DKDA (NCT04763785)
- Testing
- Corneal tomography with Eyestar 900, Corneal tomography with Pentacam, Biometry with IOL-Master
- Where
- Switzerland
- Volunteers
- 4,800 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Cataract, Lens Opacities
Clinical Study to Investigate Visual Performance of a Hydrophobic Monofocal IOL After Bilateral Implantation
Prospective, non-randomised, open, controlled, single-center post-market clinical follow study about Micropure 1.2.3 IOL.
- Trial name
- PHY1801 (NCT03423524)
- Testing
- Micropure 1.2.3.
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Visual Performance
Evaluating the Impact of JJVC Senofilcon A - Based Contact Lens With New UV-blocker on Day and Night Driving Performance
This is a bilateral, non-dispensing, randomized, subject masked, four visits, 3-period by 3- treatment crossover study. The objective of this study is to evaluate the effect of JJVC senofilcon A - based contact lens with new…
- Trial name
- NCT03330275
- Testing
- Investigational Contact Lens, Commercial ACUVUE OASYS, Commercial ACUVUE OASYS and Spectacles
- Where
- Australia
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Corneal Epithelial Permeability
Daily Irrigation With Silicone Hydrogel Contact Lens Continuous Wear
This study sought to determine whether daily irrigation with sterile saline solution during silicone hydrogel (SiH) contact lens continuous wear (CW) could improve ocular surface integrity and reduce the risk of adverse events.
- Trial name
- EW23 (NCT03139812)
- Testing
- Daily irrigation, 30-day SiH CW
- Volunteers
- 161 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
Myopia, Hyperopia
Evaluation of the Performance of Monthly Replacement Sphere Lens Designs in Habitual Soft Contact Lens Wearers
The objective of the study is to evaluate the clinical performance of two monthly silicone hydrogel contact lenses in habitual wearers of frequent replacement (FRP) lenses when worn for one month.
- Trial name
- NCT05114564
- Testing
- Lens A (comfilcon A lens), Lens B (lehfilcon A lens)
- Where
- 4 sites in United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Cosmetic Appearance
Cosmetic Contact Lenses Post-Market Clinical Follow-up Study
The purpose of this post-market study is to gather long term performance and safety data on FreshLook® One-day Colors cosmetic contact lenses and DAILIES FreshLook® ILLUMINATE cosmetic contact lenses in participants 12 years of…
- Trial name
- NCT06517316
- Testing
- Nelfilcon A plano cosmetic contact lenses
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Alcon Research
Visual Acuity
Clinical Evaluation of Approved Contact Lenses
This is a 4-week, randomized, double-masked study where subjects will wear bilaterally test and control lenses in random succession. The objective is to evaluate materials from different suppliers.
- Trial name
- NCT02699593
- Testing
- Test Contact Lens, Control Contact Lens
- Where
- 7 sites in United States
- Volunteers
- 142 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Schlemm's Canal Occlusion
Observing the Morphology of Schlemm's Canal and Crystalline Lens in Different Age
The aim of this study is to quantify and observe the morphology of trabecular meshwork (TM), Schlemm's canal (SC), ciliary body and crystalline lens before and after cycloplegia in patients with different ages using swept-source…
- Trial name
- NCT04360161
- Testing
- swept-source optical coherence tomography
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Wenzhou Medical University