Insertion device for intraocular lens

Surgery – Instruments – Means for removing – inserting or aiding in the removal or...

Reexamination Certificate

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Reexamination Certificate

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07131976

ABSTRACT:
An insertion device is used to deform a deformable intraocular lens to a reduced size and insert the deformed lens into an eye through an insertion tube. The insertion device includes a push rod for pushing and inserting the lens into the eye, and a posture control member disengagably engaged with a tip end portion of the push rod. The posture control member prevents deflection of the push rod from a center axis. The engagement between the posture control member and the push rod is broken when the push rod arrives at a predetermined position during a step of advancing the push rod.

REFERENCES:
patent: 5190552 (1993-03-01), Kelman
patent: 5496328 (1996-03-01), Nakajima et al.
patent: 5620450 (1997-04-01), Eagles et al.
patent: 6093193 (2000-07-01), Makker et al.
patent: 6248120 (2001-06-01), Wyszogrodzki
patent: 58-146346 (1983-08-01), None
patent: 5-103803 (1993-04-01), None
patent: 5-103808 (1993-04-01), None
patent: 5-103809 (1993-04-01), None
patent: 7-23991 (1995-01-01), None
patent: 8-38542 (1996-02-01), None

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