Clinical trials: Refractive Assessment
Refractive Error
A Prospective, Multi-Center Evaluation of Corneal Flap Creation Using Cheetah Femtosecond Laser System and Cheetah Patient Interface
The study is a prospective, open-label, comparative study design that was chosen for the purpose of optimizing the Cheetah settings, and evaluating the Cheetah system quality of LASIK flap.
- Trial name
- NCT03789669
- Testing
- IntraLase iFS femtosecond laser and patient interface, Cheetah femtosecond laser and cheetah patient interface
- Where
- 3 sites in India, Singapore
- Volunteers
- 200 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
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, Presbyopia
Clinical Investigation of the Visual Outcomes and Safety of a Trifocal Intraocular Lens (IOL) in a Korean Population
The purpose of this study is to confirm the effectiveness of the investigational lens in a Korean population, especially for visual performance, quality of vision, and subject satisfaction with the visual outcome, as well as the…
- Trial name
- NCT03268746
- Testing
- AcrySof IQ PanOptix Multifocal IOL
- Where
- 4 sites in South Korea
- Volunteers
- 52 people
- Sponsor
- Alcon Research
Hyperopia
Safety and Effectiveness of Wavefront-Guided LASIK Correction of Hyperopic Refractive Errors
Demonstrate that wavefront-guided LASIK using measurements from the iDesign System is safe and effective for the treatment of Hyperopia.
- Trial name
- NCT01675479
- Testing
- LASIK correction of hyperopic refractive errors
- Where
- 9 sites in United States
- Volunteers
- 167 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Myopia
Performance Evaluation of Different Daily Disposable Silicone Hydrogel Contact Lenses
The goal of this study is to compare the performance of two daily disposable silicone hydrogel contact lenses.
- Trial name
- NCT05805059
- Testing
- Control Contact Lens (stenfilcon A), Test Contact Lens (senofilcon A)
- Where
- 4 sites in United States, Canada
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia, Astigmatism
Clinical Evaluation of Two Monthly Replacement Silicone Hydrogel Contact Lenses
The purpose of this study is to evaluate differences in the comfort at the end of the month between Air Optix® lenses versus Biofinity® lenses in habitual daily wear symptomatic soft contact lens wearers.
- Trial name
- NCT01629693
- Testing
- Lotrafilcon B contact lenses, Comfilcon A contact lenses
- Volunteers
- 398 people
- Sponsor
- Alcon Research
Myopia, Hyperopia
Comparative Evaluation of Corneal Staining With Balafilcon A Lenses and Two Multi-Purpose Solutions
A new multi-purpose solution (MPS)was clinically evaluated against Opti-Free RepleniSH MPS at specific time points over the course of four days. The study was conducted with PureVision lenses.
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT01024855
- Testing
- RevitaLens OcuTec MPS (Investigational MPS) and Opti-Free RepleniSH MPS (control)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Refractive Errors, Myopia
Clinical Performance Assessment of Two Silicone Hydrogel Daily Disposable Contact Lenses
The purpose of this study is to assess the overall clinical performance of a contact lens made with a modified manufacturing process.
- Trial name
- NCT05725317
- Testing
- LID220365 contact lens, LID006961 contact lens
- Where
- 7 sites in United States
- Volunteers
- 114 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.
Aphakia, Corneal Astigmatism
Clinical Investigation of an AcrySof IQ PanOptix Toric Intraocular Lens
The purpose of this study is to evaluate the effectiveness and safety of the TFNT20 low cylinder power intraocular lens when implanted in the eye to replace the natural lens following cataract removal.
- Trial name
- NCT04542525
- Testing
- ACRYSOF IQ PanOptix Toric Trifocal IOL, Cataract surgery
- Where
- Japan
- Volunteers
- 32 people
- Sponsor
- Alcon Research
Ocular Discomfort
Safety and Efficacy of 2 Concentrations of Lubricin vs Sodium Hyaluronate in Ocular Discomfort After Refractive Surgery.
The objective of this study was to evaluate tolerability, safety, permanence on the ocular surface and efficacy of Lubricin (20 and 50 μg/mL) eye drops vs Sodium Hyaluronate (Vismed®) 0.18% eye drops in patients with ocular…
- Trial name
- NCT03031327
- Testing
- Lubricin 20µg/ml, Lubricin 50µg/ml, Sodium hyaluronate 0.18%
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- Dompé Farmaceutici S.p.A
Myopia, Ametropia
Clinical Evaluation of the Safety and Efficacy of a New Multifocal Contact Lens
The purpose of this study was to demonstrate substantial equivalence of the new DAILIES® AquaComfort Plus® Multifocal (DACP MF) contact lens to the commercially available Focus® DAILIES® Progressives (FDP) contact lens.
- Conditions
- Myopia, Ametropia, Presbyopia, Refractive Error
- Trial name
- NCT01797783
- Testing
- Nelfilcon A multifocal contact lens with comfort additive, Nelfilcon A multifocal contact lens
- Volunteers
- 83 people
- Sponsor
- Alcon Research
Tuberculosis
Safety and Pharmacokinetics (PK) in Multidrug-Resistant (MDR) Refractive Tuberculosis
The purpose of this study is: To evaluate the safety and tolerability of orally administered OPC-67683 when administered two times daily to MDR tuberculosis (TB) participants refractory to treatment with an optimized background…
- Trial name
- NCT01131351
- Testing
- Delamanid, Optimized Background Regimen (OBR)
- Where
- 3 sites in Latvia, Lithuania
- Volunteers
- 10 people
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Presbyopia
Evaluation of a Reusable Silicone Hydrogel Multifocal Contact Lens
This study is a randomized, single-masked, crossover clinical trial. There are two study lenses. Each lens will be dispensed for 3 ± 1 days and then an optimization visit will occur.
- Trial name
- NCT04189224
- Testing
- JJV Investigational Multifocal Contact Lens, 1-Day Acuvue® Moist Brand Multifocal Contact Lens
- Where
- 4 sites in United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Multi-Centre Clinical Evaluation of Two Reusable Soft Contact Lenses
The aim of this study is to compare the subjective performance of the comfilcon A contact lens against lotrafilcon B contact lens after 4 weeks of reusable lens wear.
- Trial name
- NCT02815735
- Testing
- comfilcon A, lotrafilcon B
- Where
- 9 sites in United Kingdom
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Evaluation of Daily Disposable Lenses With Multi-Purpose Solution (MPS)
The purpose of this study is to evaluate daily disposable lenses inserted out of the blister package versus daily disposable lenses inserted after a pre-soak in Multi-purpose solution FID 107027.
- Trial name
- NCT00733291
- Testing
- Nelfilcon A contact lens, Etafilcon A contact lens, FID 107027 solution
- Where
- United States
- Volunteers
- 64 people
- Sponsor
- Alcon Research
Myopia
Product Performance of a Daily Disposable Contact Lens
The objective of this one week, single group, bilateral, open-label study is to evaluate the product performance of the Bausch \& Lomb daily disposable cosmetic tint contact lens (Test) when worn on a daily disposable basis by…
- Trial name
- NCT01230554
- Testing
- Daily disposable cosmetic tint lens
- Where
- Singapore
- Volunteers
- 212 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Presbyopia
A Study to Evaluate the Product Performance of a Low Add MultiFocal Soft Contact Lens
The objective of this study is to evaluate the product performance of an investigational multifocal low add soft contact lens.
- Trial name
- NCT01539694
- Testing
- LD118033 contact lens, PureVision multifocal contact lens
- Where
- United States
- Volunteers
- 126 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia, Refractive Error
DAILIES TOTAL1® Lens Centration in a Japanese Population
The purpose of this study is to compare the lens centration of DAILIES TOTAL1® (DT1) contact lenses to 1-DAY ACUVUE® Tru-Eye® (1DAVTE) contact lenses in a Japanese population after 7 ± 2 days of wearing of each product.
- Trial name
- NCT02252133
- Testing
- Delefilcon A contact lenses, Narafilcon A contact lenses
- Where
- Japan
- Volunteers
- 53 people
- Sponsor
- Alcon Research
Refractive Ametropia
Assessment of an Investigational Frequent Replacement Silicone Hydrogel Lens
The purpose of this clinical trial is to evaluate the safety and performance of an investigational soft contact lens compared to a commercially available soft contact lens when worn in an extended wear modality.
- Trial name
- NCT04085328
- Testing
- LID015385 soft contact lenses, Comfilcon A soft contact lenses
- Where
- 42 sites in United States
- Volunteers
- 675 people
- Sponsor
- Alcon Research