Extra-capsular cataract surgery system

Surgery – Means for introducing or removing material from body for... – Material introduced into and removed from body through...

Patent

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Details

604289, A61M 300, A61M 3500

Patent

active

045780595

ABSTRACT:
An extra-capsular cataract surgery system including a handpiece having first and second passageways for irrigation and aspiration purposes, respectively, the system including an attachment for quick connection to the handpiece, the attachment having first and second passages for communication with the passageways of the handpiece, the attachment having a main body portion with a first cannula fixedly attached thereto in an axial position with a piston-like member having a second cannula configured for being received on the first cannula in coaxial sealing relation. Each cannula has a port adjacent the end thereof. The piston-like member is received within a bore in the main body portion and is rotatable and axially displaceable therein. A luer attachment is provided for connection to the handpiece for infusion only.

REFERENCES:
patent: 3994297 (1976-11-01), Kopf
patent: 4014333 (1977-03-01), McIntyre

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