Apparatus and method for irrigation and aspiration of interior r

Details Apparatus and method for irrigation and aspiration of interior r Apparatus and method for irrigation and aspiration of interior r

1991-02-22

1992-01-28

Grieb, William H.

Surgery

Means for introducing or removing material from body for...

Material introduced into and removed from body through...

604 28, A61M 100

Patent

active

050840126

ABSTRACT:
An instrument for aspirating and irrigating unwanted material from all regions of the capsule of the eye, especially suitable for cataract removal, including an instrument having a hooked tip portion at the operative end thereof. The hooked tip portion is capable of being deformed into a straightened portion for entering the eye. The straightened portion resiliently returning to its hooked configuration upon release of an outside force, whereby the hooked tip portion is capable of access to inner peripheral regions of the posterior capsule which previously were accessible only with great difficulty. The instrument is capable of supplying treatment fluid to the region of the eye in question for irrigating the region and the instrument is capable of aspirating the region for removal of fluid and unwanted tissue.

REFERENCES:
patent: 2022065 (1935-11-01), Wappler
patent: 3589363 (1971-06-01), Banko et al.
patent: 3902495 (1975-09-01), Weiss et al.
patent: 4465470 (1984-08-01), Kelman

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