Clinical trials: Contact Lens Wear
Myopia
Evaluation of Wear Experience With One Week Reusable Contact Lenses in Habitual Two Week Reusable Lens Wearers
This open-label study is of current Acuvue® Oasys® wearers (2 - week replacement, reusable lenses) who are satisfied with their current lenses.
- Trial name
- NCT06382064
- Testing
- Biweekly replacement contact lenses, One week replacement contact lenses
- Where
- United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Cornea
Influence of Silicone Hydrogel Extended Contact Lens Wear on Corneal Sensitivity
Soft contact lens wear reduces the amount of oxygen reaching the eye, which may have an influence on corneal sensitivity. The aim of this study is to measure corneal sensitivity with means of liquid jet esthesiometry at baseline…
- Trial name
- NCT05298917
- Testing
- silicone hydrogel contact lens
- Where
- Switzerland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Daniela Nosch
Astigmatism
Clinical Performance of Toric Hydrogel Contact Lenses Following One Week of Daily Wear
The aim of this prospective study is to evaluate the clinical performance of filcon IV1 toric and ocufilcon D toric contact lenses after 1 week of wear in each pair.
- Trial name
- NCT02847169
- Testing
- filcon IV1 toric lens, ocufilcon D toric lens
- Where
- Mexico
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Contact Lenses, Extended-Wear
A Comparison of 12 Month Daily Wear of Two Novel O2 Permeable Silicone Hydrogel CLs (HOP/SiH) and A Control, Standard O2 Lens
The purpose of this research is to compare the on-eye performance of 12 month daily wear versus 6-night extended wear and 30-night extended wear of novel hyper-oxygen permeable contact lenses by studying its effects on human…
- Trial name
- NCT00344643
- Testing
- Silicone Hydrogel Soft Contact Lenses
- Where
- United States
- Volunteers
- 187 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Myopia
A Two-Week Crossover Dispensing Evaluation Of Orion Daily Wear Soft Contact Lens
The primary objective of the study is to evaluate the clinical performance of test lens (Orion) in comparison with control lens (Gemini) over a period of two weeks of wear.
- Trial name
- NCT04585646
- Testing
- Orion daily disposable contact lens, Gemini daily disposable contact lens
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Dual Focus Soft Contact Lens Wear Cessation Study
The purpose of this study is to investigate the effect of ceasing treatment with dual focus soft contact lenses.
- Trial name
- NCT05779072
- Testing
- Single Vision Soft Contact Lens
- Where
- 4 sites in Canada, Portugal and 2 more
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Contact Lens-induced Corneal Fluorescein Staining
Corneal Staining and Physiological Compromise After Eight Hours of Soft Contact Lens Wear
The purpose of this study is to assess corneal staining and to measure the relative corneal epithelial "barrier" function (the degree to which the cornea can prevent penetration of colored sodium fluorescein dye into the eye)…
- Trial name
- NCT01015768
- Testing
- ReNu Multiplus multipurpose disinfecting solution, Control
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Southern California College of Optometry at Marshall B. Ketchum University
Myopia
LSH Silicone Hydrogel Soft Hydrophilic Contact Lens for Daily Wear
This study is to evaluate the performance of the LSH (mangofilcon A) silicone hydrogel soft contact lenses when used as a daily wear contact lens for the correction of myopia.
- Trial name
- NCT01735045
- Testing
- Lagado LSH (mangofilcon A) Soft (hydrophilic) Contact Lens, Benz 3GX (hioxifilcon B) Soft (hydrophilic) Contact Lens
- Where
- 5 sites in United States
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- Szabocsik and Associates, Inc.
Ocular Physiology
Clinical Evaluation of Two Daily Disposable Toric Soft Contact Lenses Over One Week of Wear
This is a bilateral wear, dispensing, randomized, controlled, double-masked, 2-sequence ×2-period crossover study to evaluate ocular physiology following contact lens wear.
- Trial name
- NCT05291936
- Testing
- PRECISION1® for Astigmatism Contact Lenses, MyDay® Toric Soft Contact Lenses
- Where
- 5 sites in United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Adaptation To and Satisfaction With Contact Lens Wear In Myopic Young Adults
The purpose of this study was to assess whether young adults could adapt to and achieve satisfaction with a daily disposable contact lens.
- Trial name
- NCT04857723
- Testing
- daily disposable contact lens
- Where
- Canada
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Refractive Errors
Study to Evaluate the Safety and Efficacy of HI-BRITE Large Diameter Rigid Gas Permeable Contact Lens
Study to evaluate the safety and efficacy of HI-BRITE large diameter rigid gas permeable contact lens (hexafocon b) test when worn on a daily wear basis in the correction of myopia/hyperopia/astigmatism/presbyopia/ and irregular…
- Trial name
- NCT02812316
- Testing
- HI-BRITE Large Diameter Rigid Gas Permeable Contact Lens
- Where
- Taiwan
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University Hospital
Dry Eye Syndromes
The Effect of Punctal Plugs on Tear Volume and Osmolality
The purpose of this study is to evaluate the role of tear volume in discomfort and dryness sensations during contact lens wear, and the possible influence on osmolality and ocular surface sensitivity.
- Trial name
- NCT00372034
- Testing
- Temporary Collagen Inserts
- Where
- Australia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- The University of New South Wales
Astigmatism Bilateral
Evaluation of Wear Experience With Daily Disposable and Monthly Replacement Toric Contact Lenses
Comparison of wear experience with daily disposable and monthly replacement soft contact lenses in contact lens wearers who have astigmatism.
- Trial name
- NCT05580575
- Testing
- Daily disposable toric soft contact lens, Monthly replacement toric daily wear soft contact lens
- Where
- 3 sites in United States
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Hyperopia, Myopia
Clinical Study of Visibility Tinted Clariti Contact Lens
The purpose of this study was to investigate the safety and efficacy of the Sauflon Clariti Monthly silicone hydrogel contact lenses with handling tint (Sauflon Pharmaceuticals Limited) by comparison with Air Optix Aqua silicone…
- Trial name
- NCT01996787
- Testing
- Air Optix Aqua, Clariti with Handling Tint
- Where
- United Kingdom
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Sauflon Pharmaceuticals Ltd
Contact Lens Wear
Surface Refractive Index Shift of Kalifilcon A Compared With Dailies Total1 and Precision1 Lenses
This was a single-site, bilateral, repeated-measures insertion study in habitual soft contact lens wearers. Ten participants were enrolled.
- Trial name
- NCT04840563
- Testing
- kalifilcon A daily disposable spherical soft contact lens, Dailies Total1 (delefilcon A) daily disposable spherical soft contact lens, Precision1 (verofilcon A) daily disposable spherical soft contact lens
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Ametropia
Safety and Acceptability of Using a Rewetting Drop With Contact Lens Wear
Testing the Safety and Acceptability of Using a Rewetting Drop with Contact Lenses
- Trial name
- NCT00691197
- Testing
- Carboxymethylcellulose sodium and Glycerin, Carboxymethylcellulose sodium
- Where
- United States
- Volunteers
- 246 people, healthy volunteers welcome
- Sponsor
- Allergan
Myopia
Silicone Hydrogel Soft Contact Lens 7-Day Extended Wear Basis
The objective of this study is to evaluate the safety and effectiveness of the Bausch + Lomb samfilcon A soft (hydrophilic) contact lens, a new silicone hydrogel contact lens, compared to the Bausch + Lomb PureVision® soft…
- Trial name
- NCT02939950
- Testing
- Bausch + Lomb Samfilcon A Soft Contact Lens, Bausch + Lomb Pure Vision Soft Contact Lens
- Where
- United States
- Volunteers
- 816 people, healthy volunteers welcome
- Sponsor
- Bausch Health Americas, Inc.
Lapsed Contact Lens Wear
Clinical Evaluation of Lapsed Contact Lens Wearers Who Are Re-fit Into Senofilcon A Contact Lenses
This study is an open-label, multi-site study. The total number of subjects was 200. The duration of this study was approximately four weeks.
- Trial name
- NCT01990664
- Testing
- senofilcon A, senofilcon A for Astigmatism
- Where
- 10 sites in United States
- Volunteers
- 199 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Normal Contact Lens Wear
Two Phase Clinical Study of the Impact of Contact Lenses and Solutions on Corneal Structure
Assess the usefulness of using confocal microscopy to examine changes to the structure of the cornea and to identify any potential consequences of contact lens wear and/or solution use.
- Trial name
- NCT00804999
- Testing
- Clear Care, ReNu, OPTI-FREE
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Christine Sindt
Comfort, Vision and Wear Time
Masked Comparison of a New PEG Based Artificial Tear and Optive for Comfort, Vision & Wear Time in Patients Wearing Contact Lenses
The objective of this study is to evaluate the effect of a new PEG based artificial tear as compared to Optive on comfort, wear time, and vision in patients wearing contact lenses.
- Trial name
- NCT00570843
- Testing
- New PEG based artificial tear, Optive
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Bp Consulting, Inc