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Antifoaming Device And Method For Extracorporeal Blood Processing
US Patent:
6506340, Jan 14, 2003
Filed:
Jun 1, 1993
Appl. No.:
08/069867
Inventors:
Chi-Chun Tsai - Lawrenceville GA Robert E Haynes - Lakewood CO
A medical instrument and method is provided for defoaming or preventing formation of foam in blood during extracorporeal blood circulation. The method comprises durably coating hydrophobic blood-contact surfaces with a nontoxic, biocompatible surface-active defoaming agent.