Ophthalmologic cannula

Details Ophthalmologic cannula Ophthalmologic cannula

1993-03-31

1995-04-18

Green, Randall L.

Surgery

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

Treating material introduced into or removed from body...

604283, 604294, A61M 2500, A61M 3500

Patent

active

054074410

ABSTRACT:
A cannula for applying anesthetic to the eye is a longitudinal housing, having a rounded upper surface that terminates in a blunt closed distal end and a flat lower surface that has an exit port at its distal end and an increased transverse dimension at a proximal end to seal the tissue opening through which the cannula is inserted into the eye.

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patent: 5057098 (1991-10-01), Zelman
patent: 5106376 (1992-04-01), Mononen et al.
patent: 5197457 (1993-03-01), Adair
Hendrickson Suprapubic Drain, 2 pages, 1938.

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