Clinical trials: Myopia; Astigmatism
Myopia; Astigmatism
Dispensing Evaluation of Investigational Contact Lenses
Non-randomized, single-masked, 2-visit, bilateral wear, single-arm dispensing study to evaluate the visual acuity, rotational performance, lens fit, stability and subjective characteristics of a senofilcon-based JJVCI…
- Trial name
- NCT02625220
- Testing
- Prototype toric lens senofilcon A
- Where
- 12 sites in United States
- Volunteers
- 177 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Myopic Astigmatism
Post-Market Evaluation of the EVO ICL
The objective of this study is to assess the rate of early intraocular pressure (IOP) increases following implantation of EVO/EVO+ Implantable Collamer Lens (ICL).
- Trial name
- NCT05538754
- Testing
- EVO ICL
- Where
- 8 sites in United States
- Volunteers
- 205 people
- Sponsor
- Staar Surgical Company
Myopic Astigmatism
STAAR Visian Toric ICL Post-Approval Study
The objective of this study is to evaluate the long term (i.e. 24 months) clinical performance of the Visian® Toric Implantable Collamer® Lens (ICL).
- Trial name
- TICL-PAS (NCT04516772)
- Testing
- Visian TICL
- Where
- 8 sites in United States
- Volunteers
- 125 people
- Sponsor
- Staar Surgical Company
Myopia, Astigmatism
Prospective Study of Lens Performance of a Monthly Replacement Lens at Two Weeks and Four Weeks
The purpose of this study is to compare the overall performance of a monthly replacement contact lens when worn for one month and when worn for two weeks.
- Conditions
- Myopia, Astigmatism, Presbyopia
- Trial name
- NCT01293240
- Testing
- lotrafilcon B contact lens
- Volunteers
- 117 people
- Sponsor
- CIBA VISION
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, Astigmatism
Clinical Validation of Biofinity Toric MTO (Made To Order) Lenses
The study hypothesis is there is no difference in the clinical performance between the test and control lenses, in particular in lens stability, toric mislocation, comfort ratings and anterior segment ocular health findings.
- Trial name
- NCT02185105
- Testing
- comfilcon A MTO, comfilcon A
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
Bilateral Dispensing Study of Fanfilcon A Toric Versus Enfilcon A Toric Lenses
Bilateral dispensing clinical trial of fanfilcon A toric lens verses enfilcon A toric lens over two weeks.
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT02423109
- Testing
- fanfilcon A, enfilcon A
- Where
- 2 sites in United States, Canada
- Volunteers
- 44 people
- Sponsor
- CooperVision, Inc.
Presbyopia, Astigmatism
Clinical Performance Evaluation of Two Frequent Replacement Silicone Hydrogel Multifocal Toric Contact Lenses
The purpose of this study is to evaluate on-eye clinical performance of the investigational contact lenses following 30 days of wear in the intended population.
- Trial name
- NCT06461455
- Testing
- Lehfilcon A multifocal for astigmatism contact lenses, Samfilcon A multifocal for astigmatism contact lenses, CLEAR CARE® Cleaning & Disinfecting Solution
- Where
- 11 sites in United States
- Volunteers
- 95 people
- Sponsor
- Alcon Research
Myopia, Astigmatism
On-Eye Evaluation of Contact Lens Axis Location
The purpose of this study was to evaluate the axis location of toric contact lenses after 3 minutes of wear. During this 1-visit study, each participant wore 3 pairs of study lenses of various design iterations (2-87-1, 2-87-2…
- Conditions
- Myopia, Astigmatism, Refractive Error
- Trial name
- NCT02100410
- Testing
- Delefilcon A toric contact lens T1, Delefilcon A toric contact lens T2, Delefilcon A toric contact lens T3
- Volunteers
- 50 people
- Sponsor
- Alcon Research
Ametropia, Astigmatism
Comparison of Clinical Performance of Two Monthly Replacement Toric Soft Contact Lenses
The purpose of this study is to assess the clinical performance of TOTAL30 for Astigmatism (T30fA) soft contact lenses with Biofinity Toric soft contact lenses.
- Trial name
- NCT06165627
- Testing
- Lehfilcon A toric contact lenses, Comfilcon A toric contact lenses, CLEAR CARE
- Where
- 5 sites in United States
- Volunteers
- 67 people
- Sponsor
- Alcon Research
Refractive Error, Myopia
Silicone Hydrogel Contact Lens Clinical and Comfort Benefits With a Multi-Purpose Disinfecting Solution
The purpose of this study was to compare lens comfort on Day 30 for Air Optix® lenses cared for with OPTI-FREE® PureMoist® (OFPM) Multi Purpose Disinfecting Solution (MPDS) compared to Acuvue® Oasys® lenses cared for with…
- Conditions
- Refractive Error, Myopia, Hyperopia, Astigmatism
- Trial name
- NCT01809197
- Testing
- Lotrafilcon B contact lenses, Senofilcon A contact lenses, OPTI-FREE PureMoist Multi-Purpose Disinfecting Solution (MPDS)
- Volunteers
- 387 people
- Sponsor
- Alcon Research
Astigmatism, Myopia
Performance of Toric Silicone Hydrogel Contact Lenses
The purpose of this study was to evaluate the clinical performance and subjective lens handling (insertion and removal) of two toric silicone hydrogel contact lenses after one month of daily wear each.
- Trial name
- NCT05097144
- Testing
- Lens A (fanfilcon A), Lens B (asmofilcon A)
- Where
- Mexico
- Volunteers
- 36 people
- Sponsor
- CooperVision, Inc.
Myopia
WaveLight® EX500 Excimer Laser System for the Correction of Myopia Using InnovEyes™ in Conjunction With InnovEyes™ Sightmap
The purpose of this study is to evaluate the safety and effectiveness of the WaveLight EX500 excimer laser system for the correction of myopia with and without astigmatism using InnovEyes in conjunction with InnovEyes sightmap.
- Trial name
- NCT04219891
- Testing
- WaveLight EX500 excimer laser system with InnovEyes sightmap, LASIK, InnovEyes sightmap
- Where
- 9 sites in United States
- Volunteers
- 272 people
- Sponsor
- Alcon Research
Myopia, Hyperopia
Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear
The aim of the study is to evaluate if the performance of Invigor A is substantially equivalent to Invigor B contact lenses when used in a one month recommended replacement, daily wear modality.
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT03722784
- Testing
- Invigor A (test), Invigor B (control)
- Where
- 6 sites in United States
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia, Astigmatism
A Safety and Effectiveness Study of PRK Using the ALLEGRETTO WAVE® EYE-Q Excimer Laser System
The purpose of this study is to evaluate the safety and effectiveness of the ALLEGRETTO WAVE EYE-Q excimer laser system for the reduction of myopia with or without astigmatism in subjects undergoing photorefractive keratectomy…
- Trial name
- NCT01699087
- Testing
- Photorefractive keratectomy (PRK), ALLEGRETTO WAVE EYE-Q excimer laser system
- Volunteers
- 176 people
- Sponsor
- Alcon Research
Myopia, Astigmatism
Daily Disposable Toric Comparative Trial in Europe
The purpose of this study is to investigate the subjective and objective performance of two daily disposable lenses for wearers with astigmatism.
- Trial name
- NCT01070381
- Testing
- nelfilcon A contact lens, ocufilcon D contact lens
- Volunteers
- 220 people
- Sponsor
- CIBA VISION
Astigmatism, Myopia
Effect of Head and Gaze Position on Soft Toric Contact Lens Performance
Primary Hypotheses: Senofilcon A will provide significantly less rotation with subjects in a recumbent position than Filcon II 3 monthly .
- Trial name
- NCT01579045
- Testing
- senofilcon A, etafilcon A, nelfilcon A
- Where
- United Kingdom
- Volunteers
- 24 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Astigmatism
New Treatment Algorithm to Reduce Spherical Aberration After LASIK Correction for Myopia
The purpose of this clinical trial is to demonstrate that treatments generated by an investigational algorithm reduces spherical aberration compared to currently available iDesign treatments.
- Trial name
- NCT01988415
- Testing
- VSS-Rx1 OPM vs Commercial iDesign Treatment
- Where
- Colombia
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
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
Myopia, Astigmatism
Comparative In-Vivo Wetting Characteristics of Silicone Hydrogel Materials With Selected Lens Care Systems
The purpose of this study is to evaluate the lipid uptake, wetting characteristics, and visual performance of AIR OPTIX® AQUA and ACUVUE® OASYS® with HYDRACLEAR® contact lenses when used in conjunction with two contact lens care…
- Conditions
- Myopia, Astigmatism, Refractive Error
- Trial name
- NCT01699750
- Testing
- Lotrafilcon B contact lenses, Senofilcon A contact lenses, OPTI-FREE® PUREMOIST® MPDS
- Where
- United States
- Volunteers
- 109 people
- Sponsor
- Alcon Research