Clinical trials: Lens Disease
Cataract
To Analyze the Economics of Office-based (OBS) Versus Ambulatory Surgery Center (ASC)-Based Cataract Surgery.
To analyze the economics of office-based (OBS) versus ambulatory surgery center (ASC)-based cataract surgery.
- Trial name
- OBSvsASC (NCT07554391)
- Testing
- Office based surgery
- Where
- United States
- Volunteers
- 76 people
- Sponsor
- Rush Eye Associates
Presbyopia
Multifocal High ADD Contact Lens Proof of Concept Trial
The purpose of this study is to evaluate the visual performance of a new multifocal High ADD contact lens compared to the currently-marketed AIR OPTIX® AQUA MULTIFOCAL (AOAMF) High ADD Contact Lens.
- Trial name
- NCT02117544
- Testing
- Lotrafilcon B multifocal contact lenses (new), Lotrafilcon B multifocal contact lenses
- Volunteers
- 268 people
- Sponsor
- Alcon Research
Cataract
Effective Phaco Time and Endothelial Cell Loss When Using Veritas
This study is a single center, prospective study of cumulative dissipated energy and endothelial cells loss per phacoemulsification procedure after successful cataract surgery.
- Trial name
- NCT07176416
- Testing
- Veritas Vision System
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Aloha Vision Consultants
Cataracts
A Comparison of Peak Aqueous Penetration of Acuvail (Ketorolac 0.45%), Xibrom (Bromfenac 0.09%), and Nevanac (Nepafenac 0.1%)in Patients Undergoing Phacoemulsification
Approximately 126 subjects scheduled to undergo cataract surgery by phacoemulsification, will be randomized in an even allocation (1:1:1) to either Acuvail, Xibrom, or Nevanac.
- Trial name
- NCT01001806
- Testing
- Ketorolac Tromethamine 0.45%, bromfenac 0.09%, nepafenac 0.1%
- Where
- United States
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- Frank A. Bucci, Jr., M.D.
Eye Strain
To Evaluate the Performance of Total 30 (Lehifilcon A) Contact Lenses in Patients Using Digital Devices for Greater Than 8 Hours Per Day 5 Days Per Week Based on Subjective Reported Data.
To evaluate the performance of Total 30® (lehfilcon A) contact lenses in patients using digital devices for greater than 8 hours per day 5 days per week based on subjective reported data.
- Trial name
- NCT06317038
- Testing
- Total 30 Contact Lens
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Tauber Eye Center
Cataract, Astigmatism
Comparisons of the Astigmatic Power of Toric Intraocular Lens Using Three Toric Calculators: AcrySof, TECNIS, and iTrace Toric Calculator
Purpose of this study is to compare the astigmatic power of the toric IOL obtained from the AcrySof toric calculator, TECNIS toric calculator, and iTrace toric calculator in a group of patients with preoperative with-the-rule…
- Trial name
- NCT01978106
- Where
- South Korea
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Myopia
Using Contact Lenses and Spectacle Lenses as Myopia Interventions.
Effect of alternating contact lenses and spectacles for myopia control.
- Trial name
- NCT07845721
- Testing
- Test Spectacle Lens & Contact Lens, Control Spectacle Lens & Contact Lens
- Where
- 2 sites in Canada, United Kingdom
- Volunteers
- 58 people
- Sponsor
- CooperVision International Limited (CVIL)
Myopia, Hyperopia
A Clinical Comparison of Proclear® 1 Day Multifocal and Clariti® 1 Day Multifocal 3 Add
The aim of this study is to compare the overall lens satisfaction between two soft multifocal contact lenses.
- Conditions
- Myopia, Hyperopia, Presbyopia
- Trial name
- NCT06869044
- Testing
- omafilcon A lens, Low ADD power somofilcon A lens, Medium ADD power somofilcon A lens
- Where
- United States
- Volunteers
- 67 people
- Sponsor
- CooperVision International Limited (CVIL)
Cataract
Topical Bromfenac for Intraoperative Miosis and Pain Reduction
To evaluate the effect of bromfenac ophthalmic solution 0.09% for reduction of intraoperative miosis and pain in patient who have undergone femtosecond laser-assisted cataract surgery.
- Trial name
- NCT03831984
- Testing
- 0,09% Bromfenac, 0,1% sodium hyaluronate
- Where
- Mexico
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hospital de La Luz
Cataract
Assessing the Optics of the Eye Pre- and Post-operatively in Cataract
The purpose of the study is to investigate if a novel instrument called a Binocular Optical Coherence Tomographer (OCT) may resolve many of the issues with the assessment of patients with cataract.
- Trial name
- CAT (NCT03531671)
- Testing
- Binocular-OCT
- Where
- United Kingdom
- Volunteers
- 22 people
- Sponsor
- Moorfields Eye Hospital NHS Foundation Trust
Myopia
Clinical Study Of Nearsightedness; TReatment With Orthokeratology Lenses (CONTROL)
Myopia is a common disease of the eye with increasing prevalence in the Western World as well as in South East Asia where 60-90% of the children are affected.
- Trial name
- NCT03246464
- Testing
- Orthokeratology lenses, Single-vision spectacles
- Where
- Denmark
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Vejle Hospital
Myopia
Comparing a Monthly Replacement Lens Versus a Daily Disposable Lens
The purpose of this study was to compare subjective ratings of lens handling at insertion for a monthly replacement lens versus a daily disposable lens in habitual soft lens wearers.
- Trial name
- NCT06046209
- Testing
- Control Lens, Test Lens
- Where
- Canada
- Volunteers
- 30 people
- Sponsor
- CooperVision, Inc.
Cataract
Observation of Rotation of an Intraocular Lens
The purpose of this study is to assess the axial IOL rotation after surgery with an MC 6125 AS IOL. At the end of surgery the orientation of the IOL is documented with a short video clip via the operating microscope unit.
- Trial name
- NCT02208232
- Testing
- cataract surgery
- Where
- Austria
- Volunteers
- 100 people
- Sponsor
- Medical University of Vienna
Comparative Effectiveness Research
Comparative Functional Vision Outcomes: DAILIES TOTAL1 Toric vs. Spherical Lenses in Asian Astigmatic Patients
The goal of this comparative clinical trial is to assess the effectiveness of DAILIES TOTAL1 Toric Contact Lenses compared to Spherical Equivalent Contact Lenses in improving the functional vision of astigmatic patients, with a…
- Trial name
- NCT06230263
- Testing
- Visual acuity test
- Where
- Hong Kong
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Mopsy Research
Astigmatism
Astigmatism Management in Cataract Surgery With the AcrySof Toric Intraocular Lens
The purpose of this study is to determine if Toric intraocular lens implantation in cataract surgery is a more efficient and cost-effective treatment of astigmatism than Monofocal intraocular lens implantation.
- Trial name
- NCT01075542
- Testing
- AcrySof Toric intraocular lens, model SN60TT, AcrySof Monofocal IOL, model SN60AT
- Where
- 3 sites in Netherlands
- Volunteers
- 86 people
- Sponsor
- Maastricht University Medical Center
Cataract, Phacoemulsification Cataract Surgery
Efficacy and Safety of PRO-155 Versus Nevanac in Post Phacoemulsification
The purpose of this study is to evaluate efficacy and safety of the ophthalmic solution PRO-155 in patients post phacoemulsification.
- Trial name
- NCT01657266
- Testing
- PRO-155, Nevanac
- Where
- Mexico
- Volunteers
- 160 people
- Sponsor
- Laboratorios Sophia S.A de C.V.
Anisometropia, Hyperopia
Effect of Light-Blocking Lenses on Hyperopic Anisometropic Children
To evaluate the effectiveness of light-blocking lenses in promoting emmetropization and reducing anisometropia in children with hyperopic anisometropia, and to assess the impact of light-intercepting lenses on visual function in…
- Trial name
- NCT07142928
- Testing
- light-blocking lenses, single-vision lenses
- Where
- China
- Volunteers
- 90 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Ametropia
Evaluation of Monthly Replacement Lenses in Habitual Soft Contact Lens Wearers Who Report Frequent Digital Devise Use
To evaluate the clinical performance of two monthly silicone hydrogel contact lenses in habitual wearers of frequent replacement (FRP) lenses when worn for 1-month.
- Trial name
- NCT05166902
- Testing
- Lens A (comfilcon A lens), Lens B (lehfilcon A lens)
- Where
- 4 sites in United States, Canada
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Macular Holes, Intraocular Lens Opacification
Oral Sedation in Vitreoretinal Surgery
The purpose of this study is to compare the efficacy of oral sedation to intravenous sedation with anesthesiology support and monitoring.
- Conditions
- Macular Holes, Intraocular Lens Opacification, Vitrectomy, Vitreous Hemorrhage
- Trial name
- NCT04346095
- Testing
- Oral Sedatives with or Without Analgesia, Intravenous Sedatives with or Without Analgesia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Rocky Vista University, LLC
Presbyopia
Clinical Validation Study of Comfilcon A Multifocal Toric Contact Lenses
This is a study to evaluate the clinical performance and subjective acceptance of an investigational contact lens (test), compared to a marketed lens (control) in an in-office setting.
- Trial name
- NCT03417557
- Testing
- Comfilcon A lens (test), Omafilcon B lens (control)
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- CooperVision, Inc.
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