Contact lenses with indicators

This invention relates to contact lenses comprising pH indicating moieties useful for determining the presence or absence of active bacterial infections wherein said pH indicator is entrapped in the lens. Other aspects relate to contact lenses comprising pH indicating moieties useful for determining...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	KESHISHIAN CRAIG
Format:	Patent
Sprache:	eng
Schlagworte:	CONTACT LENSES DIAGNOSIS HUMAN NECESSITIES HYGIENE IDENTIFICATION MEDICAL OR VETERINARY SCIENCE OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES SURGERY
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Beschreibung
Zusammenfassung:	This invention relates to contact lenses comprising pH indicating moieties useful for determining the presence or absence of active bacterial infections wherein said pH indicator is entrapped in the lens. Other aspects relate to contact lenses comprising pH indicating moieties useful for determining the presence or absence of active bacterial infections and a biodegradable coating with a biocompatible colorant entrapped within the coating useful for determining the usable lifespan of the contact lens. Other aspects relate to methods of using such contact lenses.