Biological fluid delivery system

Details Biological fluid delivery system Biological fluid delivery system

1997-03-24

1999-05-04

Weiss, John G.

Surgery

Blood drawn and replaced or treated and returned to body

165186, A61M 3700

Patent

active

058998730

ABSTRACT:
A cardioplegia system for delivering cardioplegic solution to the heart during open heart surgery in cooperation with an extracorporeal blood circuit employing a heart/lung machine, includes a conduit diverting a portion of the blood flow from the heart/lung machine to a cardioplegia delivery line. A heat exchanger assembly including a heat exchanger for controlling fluid temperature is provided in the cardioplegia delivery line. In addition to a heat exchanger, the heat exchanger assembly includes an integral bubble trap, filtration means and means to enable the measurement of certain physical characteristics of the circulating cardioplegia fluid and/or certain events occurring within the heat exchanger assembly.

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patent: 5674190 (1997-10-01), Kelly

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