Clinical trials: Lens Disease
Refractive Error
Tear Film Evaluation of Dailies® AquaComfort Plus® Multifocal and Toric
The purpose of this study is to evaluate the pre lens tear film characteristics of DAILIES® Aqua Comfort Plus® Multifocal (DACP MF) and Toric (DACP Toric) compared to DAILIES® Aqua Comfort Plus® Sphere (DACP) daily disposable…
- Trial name
- NCT02289742
- Testing
- Nelfilcon A multifocal contact lenses, Nelfilcon A toric contact lenses, Nelfilcon A sphere contact lenses
- Volunteers
- 48 people
- Sponsor
- Alcon Research
Cataract
Clinical Outcomes of Patients Bilaterally Implanted With the TECNIS® Symfony or TECNIS® Symfony Toric Extended Range of Vision IOL
In With increased patients' demand for a spectacle-free lifestyle and technological advancements, cataract surgery with multifocal intraocular lens (IOL) implantation has become an effective solution for correcting presbyopia in…
- Trial name
- NCT03997890
- Testing
- Cataract surgery with binocular implantation of either Symfony (ZXR00) or Symfony toric (ZXT) IOLs
- Where
- South Korea
- Volunteers
- 96 people
- Sponsor
- Yonsei University
Myopia
Wearability of and Myopia Progression With ZEISS MyoCare Spectacle Lenses
This is a clinical trial evaluating the wearability and effectiveness of three types of ZEISS spectacle lenses in controlling myopia progression.
- Trial name
- NCT07021560
- Testing
- ZEISS MyoCare spectacle lenses, ZEISS SV RX SPH 1.5, ZEISS Clearview
- Where
- Vietnam
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- ZEISS Vision Care
Keratoconus, Irregular; Contour of Cornea
Scleral Lens Fitting Using Wide-Field OCT
The purpose of this study is to see if OCT technology can optimize scleral contact lens fittings. Subjects with keratoconus, post-penetrating keratoplasty (PK), post-LASIK ectasia, post-radial keratotomy (RK), or a variety of…
- Trial name
- NCT04570020
- Where
- United States
- Volunteers
- 258 people
- Sponsor
- Oregon Health and Science University
Cataract, Astigmatism
Femtosecond Laser Arcuate Keratotomy Versus Toric Intraocular Lens Implantation in Cataract Surgery
In modern cataract surgery, residual astigmatism continues to be one of the major factors influencing patients' visual quality and satisfaction.
- Trial name
- NCT06215807
- Testing
- Femtosecond laser arcuate keratotomy, Toric intraocular lens implantation
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Cataract, Inflammation
Mapracorat Ophthalmic Suspension, 3% for the Treatment of Ocular Inflammation and Pain Following Cataract Surgery
The objective of this clinical study is to compare the safety and efficacy of mapracorat ophthalmic suspension, 3% with its vehicle for the treatment of postoperative inflammation and pain following cataract surgery.
- Conditions
- Cataract, Inflammation, Surgery
- Trial name
- NCT01591655
- Testing
- Mapracorat, Vehicle
- Where
- United States
- Volunteers
- 360 people
- Sponsor
- Bausch & Lomb Incorporated
Cataracts
A Real-World Study for the TECNIS Synergy™ Intraocular Lens
This is a prospective and retrospective, single-center, single-arm, open-label clinical study of the TECNIS Synergy™ IOL. The study will enroll up to 100 subjects from a single site in China.
- Trial name
- NCT05090826
- Testing
- Model ZFR00V
- Where
- China
- Volunteers
- 42 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Keratoconus
Customized Contact Lenses
The overall goal of this project is to improve the visual quality of individuals who have abnormal corneal conditions that alter the shape of their cornea (eg. keratoconus).
- Trial name
- NCT05134909
- Testing
- Customized contact lens
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Houston
Contact Lens Discomfort, Dry Eye
Evaluation of Systane Complete for the Treatment of Contact Lens Discomfort
Clinicians commonly use artificial tears off label for treating contact lens (CL) discomfort and the dry eye associated with CLs because new artificial tear formulations have the potential to outperform the available CL rewetting…
- Trial name
- NCT03682809
- Testing
- Systane Complete
- Where
- 3 sites in United States
- Volunteers
- 46 people
- Sponsor
- University of Alabama at Birmingham
Myopia
Multi-Centre Clinical Evaluation Of Two Daily Disposable Contact Lenses
The purpose of this study is to compare the subjective performance for handling of two daily disposable contact lenses, stenfilcon A and etafilcon A.
- Trial name
- NCT01707238
- Testing
- etafilcon A, stenfilcon A
- Where
- 7 sites in United Kingdom
- Volunteers
- 100 people
- Sponsor
- CooperVision, Inc.
Asthenopia, Contact Lenses
Connecting Contact Lenses and Digital Technology
This study seeks to address whether or not different types of daily disposable soft contact lenses may be a beneficial option for patients complaining of eye strain and visual discomfort while using digital devices.
- Conditions
- Asthenopia, Contact Lenses, Ocular Accommodation, Convergence, Excess
- Trial name
- NCT02921087
- Testing
- Test Daily Disposable Soft Contact Lenses, Control Daily Disposable Soft Contact Lenses
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- State University of New York College of Optometry
Sjögren's Syndrome Patients With Severe Dry Eye
Evaluation of Therapeutic Effect of Bandage Contact Lenses ( BCL) on Dry Eye Caused by Sjogren's Syndrome
The purpose of this study is to evaluate the therapeutic effect and safety of therapeutic bandage contact lenses treating dry eye caused by Sjögren's syndrome.
- Trial name
- BCL (NCT02147509)
- Testing
- 0.02% Fm, SH, 0.02% Fm, SH, 0.05% CsA, 0.02% Fm, SH, tBCL
- Where
- China
- Volunteers
- 64 people
- Sponsor
- Jinyang Li
Visual Disorder
A Clinical Trial to Evaluate Investigational Silicone Hydrogel Contact Lenses Worn Continuously for One Week
This study is a prospective, randomized, double-masked, bilateral, dispensing, parallel-group clinical trial design. All subjects will participate in a 2-week daily disposable contact lens adaptation period prior to being…
- Trial name
- NCT02543528
- Testing
- Investigational Lens 1, Investigational Lens 2, Investigational Lens 3
- Where
- India
- Volunteers
- 171 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Clinical Comparison of Two Daily Disposable Lenses Among Daily Disposable Lens Wearers
The primary objective of this trial is to evaluate the subjective performance of two different daily disposable contact lenses in a population of daily disposable lens wearers.
- Trial name
- NCT01134211
- Testing
- nelfilcon A, filcon II 3
- Where
- Germany
- Volunteers
- 316 people
- Sponsor
- CIBA VISION
Intraocular Lens Dislocation
Late In-the-bag intraOcular Lens dislocatioN Surgery
Overall aim of the study is to compare the safety and efficacy of two different surgical methods to treat Late In-the-bag intraocular lens dislocation.
- Trial name
- LION (NCT03276104)
- Testing
- IOL repositioning, IOL exchange
- Where
- Norway
- Volunteers
- 50 people
- Sponsor
- Oslo University Hospital
Pediatric Cataract
The Cohort Study of Pediatric Cataract
This retrospective-prospective bidirectional cohort study aims to observe ocular parameter changes, different surgical/vision recovery strategies and postoperative adverse effects among young children with cataract.
- Trial name
- NCT05472844
- Where
- China
- Volunteers
- 5,000 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Refractive Error
Ocular Comfort and the "Aging" Lens (ERBIUM)
The purpose of this trial was to evaluate the factors affecting comfortable contact lens wear and how those factors affect contact lens replacement frequency.
- Trial name
- NCT01198600
- Testing
- Habitual contact lens, Lotrafilcon B contact lens, Contact lens cleaning and disinfecting system (ClearCare)
- Where
- Canada
- Volunteers
- 78 people
- Sponsor
- CIBA VISION
Myopia, Hyperopia
Time Course Comparison of Contact Lens Maintenance Systems for Hydrogel Lenses
The principal aim of this project is to determine the time course of development of contact lens and contact lens case contamination during daily wear of silicone hydrogel lenses.
- Trial name
- NCT00732004
- Testing
- Silicone Hydrogel Contact Lenses, 1x PMBH preserved MPS, 1x Polyquad/Aldox MPS
- Where
- Australia
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- University of Melbourne
Dry Eye
Treating Contact Lens Discomfort With Varenicline Solution Nasal Spray 0.03mg
The objective of this study is to evaluate whether twice-daily use of Tyrvaya improves contact lens comfort in contact lens wearers.
- Trial name
- NCT07705893
- Testing
- Tyrvaya
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Ocular Aesthetics, LLC dba Ocular Clinical Trials
Primary Open Angle Glaucoma, Cataract
Additional Long-Term Follow-up for Subjects Implanted With a CyPass® Micro-Stent
The purpose of this study is to assess long-term (10 years post-CyPass implantation) status of the corneal endothelium in subjects who were implanted with the CyPass Micro-Stent in the COMPASS trial.
- Trial name
- COMPASS XXT (NCT04629521)
- Testing
- CyPass Micro-Stent, Cataract Surgery
- Where
- 12 sites in United States
- Volunteers
- 54 people
- Sponsor
- Alcon Research
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