Clinical trials: Lens Disease
Ametropia
A Clinical Study of the Comfilcon A Asphere Soft Contact Lens in Users of Digital Devices
The aim of this work is to investigate the clinical performance and subjective acceptance of the comfilcon A asphere contact lens when compared to single-vision spectacles in subjects who have never worn contact lenses and who…
- Trial name
- NCT04067050
- Testing
- comfilcon A asphere, Spectacles
- Where
- United Kingdom
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Cataract, Corneal Astigmatism
Clinical Investigation of the Safety and Effectiveness of an Investigational Model of the TECNIS® Intraocular Lens
This study will be a prospective, multicenter, bilateral, comparative, three-way masked (Sponsor, subject and evaluator), randomized clinical investigation conducted at up to 15 sites.
- Trial name
- BRAVO (NCT03949335)
- Testing
- IOL Model ZFR00V, IOL Model ZCB00
- Where
- 15 sites in United States
- Volunteers
- 272 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Cataract
Evaluation of 3 Intraocular Lenses Following Lens Extraction
The objective of this study is to evaluate the efficacy and subject satisfaction with three different FDA approved lenses for adults over 40 years of age who desire a reduction in spectacle dependence.
- Trial name
- NCT01122576
- Testing
- Crystalens AO, ReSTOR, Tecnis Multifocal IOL
- Where
- United States
- Volunteers
- 78 people
- Sponsor
- Bausch & Lomb Incorporated
Ametropia
Clinical Evaluation of Two Daily Disposable Lenses in Sphere Design
This was a single-blind, interventional, prospective, direct refit, bilateral wear, fixed-sequence crossover study.
- Trial name
- NCT05516082
- Testing
- Lens A, Lens B
- Where
- Mexico
- Volunteers
- 41 people
- Sponsor
- CooperVision, Inc.
Myopia
Evaluation of Two Silicone Hydrogel Lenses Over a One Month Period
The purpose of this trial is to compare two different contact lenses during 4 weeks of wear.
- Trial name
- NCT00810511
- Testing
- Lotrafilcon A contact lens, Comfilcon A contact lens
- Volunteers
- 213 people
- Sponsor
- CIBA VISION
Cataract
Outcomes of 3 Incision-size-dependent Phacoemulsification Systems
The purpose of this study is to compare the outcomes of cataract surgery performed with three incision-size-dependent phacoemulsification systems (1.8, 2.2 and 3.0 mm).
- Trial name
- NCT01429532
- Testing
- phacoemulsification
- Where
- China
- Volunteers
- 120 people
- Sponsor
- Sun Yat-sen University
Cataract
Clinical Investigation of the Next Generation Intraocular Lens
An investigational IOL designed to provide improved intermediate and near visual acuity and decreased spectacle wear was evaluated for safety and effectiveness in a six-month study.
- Trial name
- NCT03500198
- Testing
- Investigational Intraocular Lens Device #1: Next Generation TECNIS IOL, Control Monofocal Intraocular Lens: TECNIS Monofocal IOL
- Where
- 10 sites in United States
- Volunteers
- 247 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Cataract
Clinical Evaluation of a 1-Piece Intraocular Lens
The aims of this study are to: Demonstrate a reduction in postoperative cylinder compared to results from the control lens Demonstrate better uncorrected distance visual acuity compared to the control lens
- Trial name
- NCT01098812
- Testing
- Tecnis ZCB00 IOL (control), Toric Intraocular lens
- Volunteers
- 269 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Presbyopia
Driving Simulator Study Comparing Two Modes of Presbyopic Correction With Contact Lenses
The overall objective of this study is to compare the effect on simulated driving performance of multifocal (MF) versus monovision (MV) soft contact lenses in mid-late presbyopes.
- Trial name
- NCT02189863
- Testing
- Lotrafilcon B MF, Lotrafilcon B MV, Lotrafilcon B SVD
- Volunteers
- 33 people
- Sponsor
- Alcon Research
Cataracts, Meibomian Gland Dysfunction (MGD)
A Post-Market Evaluation of LipiFlow Treatment in Cataract Surgery Practice
This is a post-market, prospective, randomized, multi-center, bilateral, open-label, cross-over, comparative clinical study. Study group will undergo preoperative LipiFlow treatment and Control group will not receive preoperative…
- Trial name
- NCT03708367
- Testing
- LipiFlow Thermal Pulsation System
- Where
- 5 sites in United States
- Volunteers
- 117 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Myopia
Long Term Safety Protocol for the AcrySof CACHET Phakic Lens
The purpose of this long term safety study is to estimate the annualized endothelial cell loss (ECL) rate (for up to 10 years following date of implantation) of subjects previously implanted with the ACRYSOF CACHET Phakic…
- Trial name
- NCT01497067
- Testing
- ACRYSOF CACHET Phakic Lens (L-series)
- Where
- United States
- Volunteers
- 657 people
- Sponsor
- Alcon Research
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
Cataract
Clinical Evaluation of FLACS With Combination of LenSx® and Centurion®
The purpose of this study is to evaluate cumulative dissipated energy (CDE), endothelial cell loss, and average torsional amplitude with combination of LenSx® and Centurion® compared to conventional cataract surgery.
- Trial name
- NCT03479944
- Testing
- FLACS, Manual conventional surgery, CENTURION® Vision System
- Where
- Japan
- Volunteers
- 57 people
- Sponsor
- Alcon Research
Cataract, Astigmatism
Toric Intraocular Lens Following Cataract Surgery
The objective of this clinical trial is to evaluate the safety and effectiveness of the Bausch + Lomb Toric Accommodating Posterior Chamber Silicone Intraocular Lens used to provide near, intermediate, and distance vision and a…
- Trial name
- NCT01140477
- Testing
- Toric Accommodating Lens, Accommodating Lens
- Where
- United States
- Volunteers
- 229 people
- Sponsor
- Bausch & Lomb Incorporated
Cataract
Clinical Outcomes With Bilateral Implantation of Odyssey IOLs
This study is a single center, ambispective study of visual outcomes after successful bilateral cataract surgery. Subjects will be assessed at least 3 months postoperatively at a single visit.
- Trial name
- NCT06550375
- Testing
- TECNIS Odyssey IOL
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Mann Eye Institute
Cataract
Assessment of Low Energy Lens Fragmentation Cataract Extraction in Patients Undergoing Cataract Surgery
The purpose of this research study is to evaluate the clinical outcomes of the use of low-energy segment removal with a micro-interventional irrigation/aspiration port (MICOR-304) to evacuate the lens prior to intraocular lens…
- Trial name
- NCT04747834
- Testing
- MICOR-304
- Where
- 3 sites in United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Carl Zeiss Meditec, Inc.
Refractive Errors, Astigmatism
Clinical Assessment of a Daily Wear Monthly Replacement Silicone Hydrogel Toric Contact Lens
The purpose of this clinical study is to assess the clinical performance of an investigational toric soft contact lens compared to a commercially available toric contact lens in a crossover dispense trial when worn in a daily…
- Trial name
- NCT05211739
- Testing
- Lehfilcon A toric contact lenses, Comfilcon A toric contact lenses, CLEAR CARE
- Where
- 7 sites in United States
- Volunteers
- 76 people
- Sponsor
- Alcon Research
Myopia
Dehydration of Omafilcon A Contact Lenses Versus Delefilcon A Contact Lenses
The study will explore in vivo lens dehydration rates across a 12hr wear period for the study lenses.
- Trial name
- NCT02366910
- Testing
- omafilcon A, delefilcon A
- Where
- Canada
- Volunteers
- 26 people
- Sponsor
- CooperVision, Inc.
Cataract
Visual Outcomes of Subjects Bilaterally Implanted With ReSTOR Aspheric +4 vs. Tecnis or Acri.LISA
This is a study to compare visual outcomes of subjects bilaterally implanted w/ReSTOR to subjects bilaterally implanted with the Tecnis Multifocal Intraocular Lens (IOL) or Acri.LISA IOL
- Trial name
- NCT00721253
- Testing
- ReSTOR, Tecnis, Acri.LISA
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- 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