Clinical trials: Refractive Assessment
Presbyopia
Clinical Evaluation of Two New Silicone Hydrogel Multifocal Products
The objective of this trial is compare the visual performance, ratings, and preference of two multifocal, soft contact lenses.
- Trial name
- NCT00909792
- Testing
- Lotrafilcon B, Senofilcon A
- Volunteers
- 259 people
- Sponsor
- CIBA VISION
Myopia
A Multi-Center Investigation of Patient Acceptability of OPTI-FREE RepleniSH® Multi-Purpose Disinfecting Solution (MPDS)
The purpose of this study was to demonstrate that current successful fulltime daily wear soft contact lens wearers using competitive multi-purpose solutions will note improved comfort when using OPTI-FREE RepleniSH®.
- Trial name
- NCT00772707
- Testing
- Multi-Purpose Disinfecting Solution (OPTI-FREE RepleniSH), Contact Lenses
- Where
- United States
- Volunteers
- 114 people
- Sponsor
- Alcon Research
Myopia
A Study to Evaluate a New Silicone Hydrogel Contact Lens
The objective of this study is to determine the clinical feasibility and to evaluate the product performance of investigational contact lenses.
- Trial name
- NCT01309893
- Testing
- Investigational Lens, Air Optix Aqua lens
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Ametropia
Evaluation of Investigational (Frequent Replacement) FRP Lens for Daily Wear
The purpose of the study is to compare the investigational contact lens to a marketed contact lens. The study results were not used for design validation of investigational contact lens,
- Trial name
- NCT02362724
- Testing
- Sapphire, Pearl
- Where
- 6 sites in United States
- Volunteers
- 89 people
- Sponsor
- CooperVision, Inc.
Cataract, Astigmatism
Evaluation of the Accuracy & Safety of the LaserArcs Nomogram
Evaluation of the Accuracy and Safety of the LaserArcs Femtosecond Cataract Surgery Arcuate Incision Nomogram in Patients Undergoing Cataract Surgery and Astigmatism Reduction
- Trial name
- NCT05278442
- Testing
- LaserArc
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Research Insight LLC
Myopia
A Study to Assess the Safety and Efficacy of a Daily Disposable Contact Lens
The objective of this study is to evaluate the safety and efficacy of the Bausch \& Lomb daily disposable tint contact lens (Test) compared to a currently marketed daily disposable cosmetic tint contact lens (Control).
- Trial name
- NCT01130974
- Testing
- Bausch & Lomb contact lens, Marketed daily disposable contact lens
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Bausch & Lomb Incorporated
Refractive Errors
Clinical Evaluation of a Daily Wear Frequent Replacement Silicone Hydrogel Lens
The purpose of this clinical study is to demonstrate the safety and performance of an investigational soft contact lens compared to a commercially available soft contact lens when worn in a daily wear modality.
- Trial name
- NCT03920280
- Testing
- LID015385 contact lenses, Comfilcon A soft contact lenses, CLEAR CARE
- Where
- 8 sites in United States
- Volunteers
- 120 people
- Sponsor
- Alcon Research
Presbyopia
Reading Glass on Livelihoods and Quality of Life in Rural Bangladesh
The issue of uncorrected Presbyopia is an emerging health and livelihoods problem in Bangladesh. Presbyopia is easily corrected with an appropriate pair of reading glasses.
- Trial name
- NCT03719196
- Testing
- Reading glass
- Where
- Bangladesh
- Volunteers
- 824 people
- Sponsor
- Brac
Presbyopia
Assessment of Near Vision Capacity in Different Light Intensities
Patients who underwent presbyopic correction with bilateral bifocal intraocular lenses implantation are supposed to have sufficient uncorrected vision capacity for activities of daily living (ADLs) that require near vision acuity…
- Trial name
- NCT03024073
- Testing
- BB-Phaco
- Where
- Greece
- Volunteers
- 50 people
- Sponsor
- Democritus University of Thrace
Cataract, Presbyopia
Clinical Study to Evaluate the LensGen® Juvene® Intraocular Lens
To assess the safety and effectiveness of the Juvene® IOL for the treatment of aphakia and mitigation of the effects of presbyopia after removal of the natural crystalline lens due to cataract.
- Trial name
- Nirvana (NCT05364983)
- Testing
- Juvene IOL, Tecnis® Monofocal (ZCB00, PCB00 or DCB00)
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- LensGen, Inc.
Presbyopia
Clinical Evaluation of a Progressive Addition Lens (PAL)
The purpose of the trial is to clinically evaluate the performance of a progressive addition lens among presbyopic patients. This evaluation will be done by performing visual tests and collecting subjective information from…
- Trial name
- NCT01443585
- Volunteers
- 100 people
- Sponsor
- Ziv Hospital
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.
Refractive Error
Clinical Assessment of DAILIES TOTAL1® (DT1) Multifocal
The purpose of this study is to evaluate DAILIES TOTAL1® Multifocal (DTl MF) contact lenses in current multifocal contact lens wearers with symptoms of end of day discomfort compared to their habitual multifocal contact lens…
- Trial name
- NCT02871375
- Testing
- Delefilcon A multifocal contact lenses, Habitual multifocal contact lenses
- Volunteers
- 170 people
- Sponsor
- Alcon, a Novartis Company
Myopia
Clinical Evaluation of the Safety and Efficacy of Yung Sheng 55 % Color Contact Lens
This was a single group, open-label clinical study to assess the safety and efficacy of Yung Sheng 55% Color Contact Lens for vision correction.
- Trial name
- NCT06128486
- Testing
- Soft Contact Lens
- Volunteers
- 62 people
- Sponsor
- Yung Sheng Optical Co., Ltd.
Eye Diseases, Ametropia
Comparison of Subjective Refraction Measurement With SiVIEW Software and by an Expert
Main objective Show that the equivalent sphere refraction measurements obtained by the SiVIEW software have no significant clinical difference with those obtained by an optometrist expert.
- Trial name
- NCT04185701
- Testing
- SiVIEW software, Expert
- Where
- France
- Volunteers
- 111 people
- Sponsor
- SiVIEW
Myopia, Hyperopia
Performance Evaluation of Reusable Contact Lenses When Worn For One Month By Habitual Soft Contact Lens Wearers
The purpose of this study was to compare the clinical performance of two different reusable lenses in habitual spherical soft lens wearers.
- Trial name
- NCT06098339
- Testing
- Lens A (fanfilcon A), Lens B (lotrafilcon B)
- Where
- 3 sites in United States, Canada
- Volunteers
- 53 people
- Sponsor
- CooperVision, Inc.
Cataract, Pseudophakia
Evaluation Study for a Non-Contact Biometer
The purpose of this study is to determine whether a new non-contact biometer, is as accurate as the the available gold-standard.
- Conditions
- Cataract, Pseudophakia, Myopia, Hyperopia
- Trial name
- NCT00494390
- Where
- Switzerland
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Myopia
Clinical Evaluation of the Long-Term Effects of Contact Lens Care Systems
The purpose of this study is to compare two marketed contact lens care solutions in regards to comfort and ocular health.
- Trial name
- NCT00813761
- Testing
- O2Optix contact lens, Proclear contact lens, ReNu MultiPlus Multi-Purpose Solution
- Where
- 26 sites in United States, United Kingdom
- Volunteers
- 473 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Errors, Myopia
Performance Assessment of a Modified Daily Disposable Contact Lens
The purpose of this study is to compare visual acuity between two daily disposable contact lenses.
- Conditions
- Refractive Errors, Myopia, Hyperopia
- Trial name
- NCT03762668
- Testing
- Modified delefilcon A contact lenses, Delefilcon A contact lenses
- Where
- 5 sites in United States
- Volunteers
- 62 people
- Sponsor
- Alcon Research
Myopia
Visual Outcomes and Contrast Sensitivity After Myopic LASIK
Evaluate visual outcomes and contrast sensitivity for subjects undergoing bilateral myopic LASIK procedure using the 200 kHz WaveLight® FS200 Femtosecond Laser and the WaveLight® Allegretto Wave® Eye-Q Laser.
- Trial name
- NCT01746589
- Testing
- bilateral myopic LASIK
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Daniel S. Durrie, MD