Clinical trials: Lens Diseases
Myopia
BIOCLEAN MPS (Multi-Purpose Solution) VII in Combination With Biofinity Lens: A Two Week Crossover Study
Two week, Open Label, randomized, bilateral, crossover, 1 week of daily wear in each combination (lens / disinfecting cleaning system).
- Trial name
- NCT02537730
- Testing
- Bioclean MPS VII, Aosept Clearcare, comfilcon A
- Where
- 3 sites in Japan
- Volunteers
- 33 people
- Sponsor
- CooperVision, Inc.
Astigmatism, Ametropia
Optimization for Toric Contact Lenses
The aim of this study is to evaluate the agreement between subjective and objective toric lens prescriptions.
- Trial name
- NCT07557030
- Testing
- Lens 1 ( stenfilcon A ), Lens 2 ( comfilcon A )
- Where
- United States
- Volunteers
- 29 people
- Sponsor
- CooperVision International Limited (CVIL)
Cataract, Music Therapy
Anxiety in Cataract Patients Using Preoperative Music Therapy
The researchers designed this study to investigate whether implementing preoperative music intervention in cataract surgery can reduce perioperative anxiety, alleviate postoperative pain, and enhance patient satisfaction with the…
- Trial name
- NCT07296731
- Testing
- Music intervention, No music intervention
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Guangzhou First People's Hospital
Cataract
DisCoVisc Versus DuoVisc, Healon5 and AmVisc Plus
A comparison of the ability of DisCoVisc to that of other ophthalmic viscosurgical devices (OVDs) (DuoVisc, Healon5 or Amvisc PLUS) regarding endothelial protection and anterior chamber space maintenance during non-eventful…
- Trial name
- NCT00712244
- Testing
- DisCoVisc, DuoVisc, Healon5
- Where
- United States
- Volunteers
- 112 people
- Sponsor
- Alcon Research
Myopia
Dispensing Evaluation of Printed Etafilcon A With Polyvinylpyrrolidone (PVP)
The purpose of this study is to evaluate the lens fit (mechanical and cosmetic lens fit) of the printed etafilcon A with polyvinylpyrrolidone (PVP).
- Trial name
- NCT01180777
- Testing
- etafilcon A (A), etafilcon A (B), etafilcon A (C)
- Where
- 6 sites in United States
- Volunteers
- 95 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia
Functional Assessment of ADL in Patients Who Underwent Bifocal and Trifocal Presbyopic Correction
Patients who underwent bilateral bifocal or trifocal lenses implantation for presbyopia correction with monofocal intraocular lenses implantation are supposed to have sufficient uncorrected vision capacity for activities of daily…
- Trial name
- NCT03021512
- Testing
- Phaco with Restor, Phaco with Panoptix
- Where
- Greece
- Volunteers
- 80 people
- Sponsor
- Democritus University of Thrace
Allergic Conjunctivitis
Safety Study of a Contact Lens With Ketotifen in Healthy, Normal Volunteers
The purpose of this study is to evaluate the safety of a novel contact lens in healthy normal volunteers
- Trial name
- NCT00569777
- Testing
- K-Lens (generic name not established) and Ketotifen
- Where
- 3 sites in United States
- Volunteers
- 310 people, healthy volunteers welcome
- Sponsor
- Vistakon Pharmaceuticals
Cataract
Anesthetic and Dilating Gel for Cataract Surgery
To prepare the eye for cataract surgery, drugs must be given to the eye to allow for surgery to take place. Traditionally, dilating drops and drops containing NSAIDs (to control inflammation) are given to the patient well in…
- Trial name
- NCT00335400
- Testing
- Anesthetic Dilating Gel
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Queen's University
Astigmatism
Orientation Characteristics of Daily Disposable Toric Contact Lenses
Brief summary: Approximately 30 soft toric contact lens adapted subjects will be enrolled in this feasibility, bilateral, randomized, double-masked (subject and investigator), repeated measures insertion study.
- Trial name
- NCT06069609
- Testing
- kalifilcon A Daily Disposable Toric, Acuvue Oasys 1-Day for Astigmatism
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
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.
Surgery-Complications, Cataract
Improvement of the Safety of Care in Cataract Surgery Teaching on Eyesi Simulator (E3CAPS)
The aim of this project is to reduce the risks of cataract surgery using the EyeSi simulator Axis 1: to model the learning curve of novice residents in Ophthalmology who follow the training program recommended by the "Collège des…
- Trial name
- E3CAPS (NCT05722080)
- Testing
- Eyesi simulator, Sleep deprivation
- Where
- 2 sites in France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Nantes University Hospital
Refractive Error
Evaluation of Vision Effects of a Cosmetic Tinted Hydrogel Contact Lens
Subjects will wear 2 of 2 study contact lenses for a wearing time of approximately three to four hours at each of the visits in order to take measurements on binocular functional visual performance.
- Trial name
- NCT02886923
- Testing
- Hioxifilcon A Test, Hioxifilcon A With Cosmetic Ring Control
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Clinical Performance of Existing Wearers of Avaira Sphere Following a Refit With Clariti Elite Sphere
The aim of this dispensing study is to evaluate the clinical performance of existing wearers of Avaira sphere lenses following a refit with Clariti Elite sphere over 4 weeks of daily wear.
- Trial name
- NCT02248727
- Testing
- somofilcon A
- Where
- Spain
- Volunteers
- 30 people
- Sponsor
- CooperVision, Inc.
Cataract
Evaluation of Clinical Outcomes Following Implantation of a Sub-2mm Hydrophilic MICS Intraocular Lens
The objective of this study is to evaluate clinical outcomes following sub-2 mm micro-incision cataract surgery (MICS) and intraocular lens (IOL) implantation.
- Trial name
- NCT01615861
- Testing
- IOL implantation
- Where
- France
- Volunteers
- 103 people
- Sponsor
- Bausch & Lomb Incorporated
Diabetic Retinopathy, Cataract
Cataract Surgery with Near Normal Eye Pressure in Patients with Diabetic Retinopathy
Diabetes mellitus is a chronic metabolic disease that can lead to visual impairment and eye complications such as diabetic retinopathy and diabetic macular edema.
- Trial name
- NNIOP-PHACO (NCT06617273)
- Testing
- Ophthalmosurgical handpiece with active anterior chamber pressure sensing and regulation
- Where
- Austria
- Volunteers
- 72 people
- Sponsor
- Medical University Innsbruck
Myopia, Refractive Error
Multi-Center Clinical Evaluation of Two Daily Disposable Contact Lenses
The purpose of this study is to compare the subjective performance of two daily disposable contact lenses with respect to comfort and handling.
- Trial name
- NCT01898260
- Testing
- Ultrafilcon B contact lens, Stenfilcon A contact lens
- Where
- United Kingdom
- Volunteers
- 89 people
- Sponsor
- Alcon Research
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
High Resolution Immersion Ultrasound for iIOL Power Calculation
Assess is the additional use of high resolution immersion ultrasound measurements improve the refractive outcome after cataract surgery.
- Trial name
- NCT03749486
- Testing
- Cataract surgery
- Where
- Austria
- Volunteers
- 40 people
- Sponsor
- Prim. Prof. Dr. Oliver Findl, MBA
Presbyopia
A Study to Evaluate the Feasibility of a High Add Multi Focal Contact Lens
The objective of this study is to evaluate the product performance of the investigational multifocal high add soft contact lens compared with PureVision Multi-focal contact lens on a daily wear basis.
- Trial name
- NCT01518868
- Testing
- Investigational contact lens, PureVision contact lens
- Where
- United States
- Volunteers
- 126 people
- Sponsor
- Bausch & Lomb Incorporated
Astigmatism
Quantification of the Visual Benefits of Soft Toric Contact Lenses Compared to Soft Spherical Contact Lenses
The aim of this work is to undertake a range of vision-related measures with soft toric contact lenses soft spherical contact lenses and spectacle lens correction across a range of levels of astigmatism.
- Trial name
- NCT04613882
- Testing
- Soft Toric Custom Made Contact lens, Soft Spherical Contact Lenses, Spectacle Correction
- Where
- United Kingdom
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.