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The objective of the study is to assess the visual performance and the success rate of AIR OPTIX Aqua multifocal lenses compared with a contact lens and reading glasses combination.
The hypothesis of the study is that the AIR OPTIX Aqua multifocal lenses will offer a more improved contact lens wearing experience than single vision contact lenses with over-reading spectacles.
Allocation: Randomized, Control: Active Control, Intervention Model: Crossover Assignment, Masking: Open Label, Primary Purpose: Treatment
lotrafilcon B, lotrafilcon B
University of Waterloo Centre for Contact lens Research
Published on BioPortfolio: 2014-07-23T21:13:33-0400
The purpose of this small-scale trial is to compare the performance of the lotrafilcon B multifocal lens system to ACUVUE OASYS for PRESBYOPIA contact lens system.
The purpose of the trial is to compare the performance of the lotrafilcon B multifocal lens system to the Proclear multifocal product in established presbyopic subjects
This trial will aim to assess lotrafilcon A lenses, in terms of comfort and symptoms, that include the following upgrades: the addition of Copolymer 845 (Co845) as a conditioning packaging...
This trial will aim to assess lotrafilcon A lenses that include the following upgrades: the addition of Copolymer 845 (Co845) as a conditioning packaging saline additive, an inversion mark...
In an effort to improve the comfort of lotrafilcon A the trial aims to obtain subjective responses related to comfort and handling, and lens surface variables during 15 minutes wear of lot...
The outermost surface composition of 11 silicone hydrogel (SiHy) lenses was measured using X-ray photoelectron spectroscopy (XPS) to understand differences in wettability and potential interactions wi...
Today there are different options for correcting presbyopia by corneal laser procedure, but all of them have their benefits and compromises. The Monovision is a pseudoaccommodation procedure which wor...
In refractive surgery the removal of the natural lens followed by implantation of an artificial intraocular lens has been an established method to treat refractive errors. The term "clear lens exchang...
To compare clinical and quality of life outcomes between patients who underwent monovision LASIK and refractive lens exchange.
The normal decreasing elasticity of the crystalline lens that leads to loss of accommodation.
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