Automated peritoneovenous shunt

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4610658
SERIAL NO

06703758

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An implantable, anti-reflux, fluid displacement peritoneovenous shunt system. The system includes a double chambered multi-micro-orifice ascites collection device, a magnetically driven pump, and an anti-reflux, anti-backdiffusion, non-thrombogenic catheter tip, all connected by flexible tubing. The shunt is used to transfer fluid from the peritoneum to the cardiovascular system to prevent accumulation of fluid within the peritoneal cavity. The magnetically operated pump may be of either the reciprocating diaphragm or piston type or it may be a rotary driven bellows displacement pump.

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Patent Owner(s)

  • REGENTS OF THE UNIVERSITY OF MINNESOTA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Buchwald, Henry c/o University of Minnesota Medical School, Minneapolis, MN 55455 12 749
Guzman, Eugenio 2710 N. Dale, #204, Roseville, MN 55113 3 193
Wigness, Bruce D University of Minnesota, 2630 University Ave. S. E., Minneapolis, MN 55455 13 1017

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