Irrigating cannula for extracting lens nucleus for use in extrac

Details Irrigating cannula for extracting lens nucleus for use in extrac Irrigating cannula for extracting lens nucleus for use in extrac

1984-04-23

1986-10-14

Truluck, Dalton L.

Surgery

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

Treating material introduced into or removed from body...

604117, A61M 5325, A61M 2500

Patent

active

046170189

ABSTRACT:
An irrigating cannula fittable to a connecting pipe at the forward end of a handpiece and adapted to extract the lens nucleus for use in extracapsular cataract extraction, wherein a small-diameter tube extending from a fitting is provided with a flat insertion piece projecting laterally from the forward end of the tube and having a flow outlet which is open at the forward end of the piece and communicates with the channel of the tube, and a restraining piece extends from the connection of the base end of the insertion piece to the tube in a direction opposite to the insertion piece.

REFERENCES:
patent: 2117312 (1938-05-01), Gauly
patent: 2153417 (1939-04-01), Gauly
patent: 3481338 (1969-12-01), Sobel et al.
patent: 4239045 (1980-12-01), Schlein
patent: 4301802 (1981-11-01), Poler
patent: 4331130 (1982-05-01), Lewicky
patent: 4468218 (1984-08-01), Armstrong
patent: 4479802 (1984-10-01), Anis
Catalogue "Gamut of Cannulas", publisher: Instrument Company, published date: Mar. 1980.

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