Monday 9 April 2012

Long-term effects of the extended wear of senofilcon A silicone hydrogel contact lenses on ocular tissues.

Optometry. 2010 Dec;81(12):671-9.

Long-term effects of the extended wear of senofilcon A silicone hydrogel contact lenses on ocular tissues.

Guillon M, Maïssa C.

Source

OTG Research & Consultancy, 66 Buckingham Gate, London, England. mguillon@otg.co.uk

Abstract

PURPOSE:

The objective of the investigation was to show that, because of their overall properties, Acuvue® Oasys™ with HydraclearPlus brand (senofilcon A) silicone hydrogel contact lenses achieve excellent ocular tissue tolerance during long-term extended wear.

METHODS:

The investigation was a 2-year, prospective, extended wear investigation of senofilcon A silicone hydrogel contact lenses worn for up to 6 nights without removal.

RESULTS:

The 2-year results compared with the subjects' baseline ocular statuses on entering the study revealed:

CONCLUSIONS:

The quantification of the effects on the ocular tissues of 2 years of extended wear of senofilcon A, by mainly previously successful daily soft contact lens wearers, found an excellent biocompatibility. The results support the hypothesis that senofilcon A contact lenses, when worn on a 6-night/7-day extended wear regimen, maintain excellent long-term ocular tissue tolerance.

Copyright © 2010 American Optometric Association. Published by Elsevier Inc. All rights reserved.

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