"METHOD FOR MANUFACTURING LENSES"
Application 2282/DELNP/2005 published 2007-01-19, filed 2005-05-30
A method of manufacturing an ophthalmic lens, involves contacting the lens with an aqueous solution comprising a surfactant to remove debris from the lens, prior to inspecting and packaging the lens. The aqueous solution may further comprise a buffering agent and/or sodium chloride. Preferred surfactants include polyoxyethylene-polyoxypropylene block copolymer, nonionic surfactants, such as a poloxamer or a poloxamine. The methods may also be employed for additional biomedical devices, such as ophthalmic implants.
Applicant
1)BAUSCH & LOMB INCORPORATED
:ONE BAUSCH & LOMB PLACE, ROCHESTER, NY 14604, U.S.A. U.S.A.
Inventor
1)ERNING XIA 2)WILLIAM J. APPLETON 3)KEVIN HALL 4)DOMINIC V. RUSCIO 5)ERIC M. INDRA 6)SANJAY RASTOGI 7)MAHENDRA P. NANDU
International Info
Classification: B29D 11/00
Publication Number: WO 2004/058489
Application Date: 2003-12-17
Priority Information
10/328,364 U.S.A. 2002-12-23