INTRAOCULAR LENSES AND PROCESS FOR PRODUCING MOLDED-IN TYPE INTRAOCULAR LENSES

Title:

INTRAOCULAR LENSES AND PROCESS FOR PRODUCING MOLDED-IN TYPE INTRAOCULAR LENSES

Document Type and Number:

WIPO Patent Application WO/1999/027978

Kind Code:

A1

Abstract:

Molded-in type intraocular lenses consisting of an optical member and support members, wherein the optical member is made of a copolymer prepared by polymerizing 2-[2-(perfluorooctyl)ethoxy]-1-methylethyl (meth)acrylate, an alkyl (meth)acrylate and a cross-linkable monomer at a given ratio and each support member is made of polymethyl methacrylate; a process for producing the same; and soft intraocular lenses consisting of an optical member and support members each made of a soft material, wherein each support member is provided with a flexible part having a specified function. The molded-in type intraocular lenses can be inserted into eyes via a small incised wound while flexing the optical member. After being inserted into eyes, the soft intraocular lenses can prevent the soft optical member from being deformed by the capsular constriction.

Inventors:

HAMANO MIGIO (JP)
SHIBUYA AKIHIKO (JP)
YAMAYA TAKUJI (JP)

Application Number:

PCT/JP1998/005370

Publication Date:

June 10, 1999

Filing Date:

November 30, 1998

Export Citation:

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Assignee:

HOYA HEALTHCARE CORP (JP)
HAMANO MIGIO (JP)
SHIBUYA AKIHIKO (JP)
YAMAYA TAKUJI (JP)

International Classes:

A61F2/16; A61L27/16; G02B1/04; (IPC1-7): A61L27/00; A61F2/16

Foreign References:

JPH1085319A	1998-04-07
JPH0919446A	1997-01-21
JPH0678941A	1994-03-22
JPH0678942A	1994-03-22
JPS6075054A	1985-04-27
JPS6190656A	1986-05-08

Other References: