Fluid flow control system and connecting fitting therefor

Details Fluid flow control system and connecting fitting therefor Fluid flow control system and connecting fitting therefor

A - Human Necessities

61

M

128/103, 285/18,

A61M 3/00 (2006.01) A61F 9/007 (2006.01) A61M 1/00 (2006.01) F16L 41/03 (2006.01)

Patent

CA 1276094

ABSTRACT OF THE DISCLOSURE A fluid flow control apparatus specially adapted for use with an ultrasonic surgical tool which provides for irrigation of a surgical site and for aspirating fluid from the site comprises a source of irrigation fluid, comprises an irrigation fluid conduit for conducting the irrigation fluid to a surgical site, an aspiration fluid conduit for conducting fluid away from the surgical site, a suction pump connected to the aspiration fluid conduit for aspirating fluid from the surgical site, a pressure- sensitive control system for removing the source of suction from the aspiration conduit when a predetermined value of suction is exceeded, and a valve for controllably admitting irrigation fluid into the aspiration fluid conduit. A check valve in the irrigation conduit prevents a reverse surge when the irrigation fluid is admitted to the aspiration conduit.

510752

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