Ocular Responses to Short and Long-term Lens Wear
Not Applicable
Completed
- Conditions
- Ametropia
- Interventions
- Device: Purevision Lenses with ReNu MultiplusDevice: Purevision Lenses with Optifree RepleniSH
- Registration Number
- NCT00722891
- Lead Sponsor
- Bausch & Lomb Incorporated
- Brief Summary
The purpose of this study was to determine whether ocular surface sensitivity to pneumatic, mechanical and chemical stimulation would be affected by the use of the combination of a specific silicone hydrogel lens material with two lens care products over a four week period.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 30
Inclusion Criteria
- Is at least 17 years old and has full legal capacity to volunteer;
- Is correctable to a visual acuity of 6/7.5 (20/25) or better (both eyes) with their habitual vision correction;
- Is a current soft lens wearer and wears contact lenses six or more days/week;
- Has clear corneas and no active ocular disease.
Exclusion Criteria
- Has any clinically significant blepharitis or dry eye;
- Has undergone corneal refractive surgery;
- Is aphakic;
- Has any active ocular disease;
- Has any systemic disease affecting ocular health;
- Is using any systemic or topical medications that may affect ocular health;
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- CROSSOVER
- Arm && Interventions
Group Intervention Description Purevision Lens with ReNu Purevision Lenses with ReNu Multiplus Purevision Lenses with ReNu Multiplus Solution Purevision Lenses with RepleniSH Purevision Lenses with Optifree RepleniSH Purevision Lenses with Optifree RepleniSH Solution
- Primary Outcome Measures
Name Time Method Quantify the ocular response to acute and chronic lens wear using slit lamp examination, tear assay and corneal sensitivity. 5 months
- Secondary Outcome Measures
Name Time Method
Trial Locations
- Locations (1)
University of Waterloo
🇨🇦Waterloo, Ontario, Canada