Canadian Patents Database / Patent 1134552 Summary

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(12) Patent: (11) CA 1134552
(21) Application Number: 336362
(54) English Title: INTRAOCULAR LENS
(54) French Title: VERRE INTRA-OCULAIRE

English Abstract






Abstract of disclosure
An iris fixation intraocular lens comprising
an optical portion and a side support portion
comprising a pair of pincer-like extensions
for holding a portion of iris tissue.



Note: Claims are shown in the official language in which they were submitted.

THE EMBODIMENTS OF THE INVENTION IN WHICH AN EXCLUSIVE
PROPERTY OR PRIVILEGE IS CLAIMED ARE DEFINED AS FOLLOWS:

1. An iris fixation intraocular lens comprising an
optical portion having a support portion on each side adapted
to attach to eye tissue, at least one said side support portion
comprising a pair of pincer-like extensions adapted to pinch
a portion of iris tissue.



2. An iris fixation intraocular lens comprising an
optical portion adapted to be positioned in the anterior
chamber of the eye, one side support portion comprising a
pair of pincer-like extensions adapted to pinch a portion of
iris tissue and a second side support portion, adapted to
attach to eye tissue.



3. An iris fixation intraocular lens comprising an
optical portion adapted to be positioned in the anterior
chamber of the eye, one side support portion comprising a
pair of pincer-like extensions adapted to pinch a portion
of iris tissue and a second side support portion which is
an extension having an orifice adapted for suturing to the
relatively non-moveable portion of the iris, said lens being
characterized in that its entire structure is adapted to be
spaced within the anterior chamber.



4. An iris fixation intraocular lens comprising an
optical portion adapted to be positioned within the anterior
chamber of the eye, one side support portion comprising a
pair of pincer-like extensions adapted to pinch a portion of
iris tissue and a second side support portion which has a
loop adapted to extend through the pupillary aperture so as
to be positionable posteriorly to the iris.




Sorry, the representative drawing for patent document number 1134552 was not found.

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Admin Status

Title Date
(22) Filed 1979-09-26
(45) Issued 1982-11-02
Expired 1999-11-02

Payment History

Fee Type Anniversary Year Due Date Amount Paid Paid Date
Filing $0.00 1979-09-26

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Document
Description
Date
(yyyy-mm-dd)
Number of pages Size of Image (KB)
Abstract 1994-02-23 1 10
Claims 1994-02-23 1 49
Cover Page 1994-02-23 1 12
Description 1994-02-23 6 202
Drawings 1994-02-23 1 33