Clinical trials: Lenses
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
Cataract Senile
Evaluation of a Trifocal Lens
Evaluation of the clinical safety and effectiveness of hydrophilic acrylic intraocular lens
- Trial name
- NCT04545671
- Testing
- trifocal lens
- Where
- Germany
- Volunteers
- 389 people
- Sponsor
- Carl Zeiss Meditec AG
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
Cataract Senile, Intraocular Lens Complication
Visual Outcomes Following Bilateral Implantation of the Vivity Toric Intraocular Lens
The objective of this study was to evaluate the clinical and patient reported outcomes after bilateral implantation of the AcrySof™ IQ Vivity™ Toric intraocular lens.
- Trial name
- NCT06196593
- Testing
- AcrySof™ IQ Vivity™ Toric intraocular lens
- Where
- Malaysia
- Volunteers
- 30 people
- Sponsor
- LEC Eye Centre
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
- 48 people
- Sponsor
- Aloha Vision Consultants
Age-Related Macular Degeneration, Lens, Intraocular
Implantation of SML in Patients With Dry Age-related Macular Degeneration and Myopic Maculopathy
Age-related macular degeneration (AMD) is the leading cause of irreversible vision loss in developed countries among people over 50 years of age. Myopic maculopathy is also an important cause of irreversible vision loss.
- Conditions
- Age-Related Macular Degeneration, Lens, Intraocular, Myopic Maculopathy
- Trial name
- NCT03882606
- Testing
- Scharioth Macula Lens (SML, Medicontur)
- Where
- Spain
- Volunteers
- 3 people
- Sponsor
- Consorci Sanitari de Terrassa
Myopia, Hyperopia
Clinical Performance of Habitual Wearers of Bioclear 1-day Lenses When Refitted With Biomedics 1-day Extra for 1 Week
Open label, 1-week daily disposable, dispensing study
- Trial name
- NCT02406495
- Testing
- filcon IV 1, ocufilcon D
- Where
- Spain
- Volunteers
- 40 people
- Sponsor
- CooperVision, Inc.
Cataract, High Myopia
3D Visualization System in Highly Myopic Cataract Operation
This study aims to investigate the impact of depth of field differences between the use of the 3D imaging system (NGENUITY® 3D Visualization System, Alcon, TX, USA) and conventional optical microscope in cataract surgery for…
- Trial name
- 3D-HiMCO (NCT06264830)
- Testing
- Alcon-NGENUITY®(NG)-system, Standard cataract operation
- Where
- Taiwan
- Volunteers
- 40 people
- Sponsor
- National Taiwan University Hospital
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.
Cataract, Intraocular Lens Implantation
The Femtosecond Laser in Residency Training (FLIRT) Pilot Study
This pilot study aims to primarily assess the rate of complication of anterior vitrectomy for patients undergoing femtosecond laser-assisted (FLA) cataract extraction and intraocular lens placement (CEIOL) compared to manual…
- Trial name
- FLIRT (NCT03115216)
- Testing
- FLA-CEIOL, CEIOL
- Sponsor
- University of Southern California
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
Cataracts
Modified Intraocular Lens to Reduce Eye Inflammation After Cataract Surgery in Uveitis Patients
This study will test the effectiveness of an intraocular lens treated with heparin in reducing or preventing inflammation after cataract surgery in patients with uveitis.
- Trial name
- NCT00001311
- Testing
- heparin-surface modified intraocular lens
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- National Eye Institute (NEI)
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.
Melasma
Photoaging Reversing After Picosecond Laser With DLA Assessed by Cellular Resolution OCT in Asian Patient With Melasma
Background Melasma is a commonly acquired hypermelanosis that affects facial sun exposed areas, most commonly in Asians and other darker skin type females. Recent evidence has demonstrated melasma to be a photoaging disorder.
- Trial name
- NCT04602819
- Testing
- PicoSure 755nm picosecond alexandrite laser with diffractive lens, ApolloVue® S100 Image System, Cutometer® dual MPA 580
- Where
- Taiwan
- Volunteers
- 20 people
- Sponsor
- China Medical University Hospital
Cataract
Clinical Evaluation of a New Viscoelastic for Cataract Surgery
The purpose of this study is to evaluate the safety and effectiveness of a new opthalmic viscoelastic material for the use in cataract surgery. The new viscoelastic will be compared to a currently marketed viscoelastic material.
- Trial name
- NCT00972621
- Testing
- Vitrax II, Viscoat
- Where
- United States
- Volunteers
- 400 people
- Sponsor
- Abbott Medical Optics
Myopia
Evaluation of Two Different Designs of Bausch & Lomb Contact Lenses
The objective of this one month study is to evaluate the product performance of a redesigned PureVision Contact Lens compared to the PureVision Contact Lens when worn on a daily wear basis by wearers of contact lenses.
- Trial name
- NCT01118338
- Testing
- Redesigned Purevision Contact Lens, PureVision Contact Lens
- Where
- United States
- Volunteers
- 376 people
- Sponsor
- Bausch & Lomb Incorporated
Cataracts
Evaluation of the TECNIS Symfony® Toric Intraocular Lens
This is a prospective, single-center, single-arm, open-label, clinical study of the investigational TECNIS Symfony® Toric IOL. The study will enroll up to 100 subjects from a single investigative site in China.
- Trial name
- NCT05053399
- Testing
- Model Series ZXT
- Where
- China
- Volunteers
- 82 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Myopia, Progressive
Safety and Efficacy of Blue Star MAX-5 Lenses in Myopia Control
The goal of this randomised controlled clinical trial is to compare the effects of a new type of concentric columnar microstructure lens and single-vision spectacle lenses on myopia progression in Chinese children aged 8-11 years…
- Trial name
- NCT06647160
- Testing
- Blue star MAX-5 spectacle lens, Single-vision spectacle lens
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
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