The present invention provides a bioactive coating composition, method and devices for bodily fluid-contacting surfaces. The coating comprises a complex of Formula II: wherein R1 is an C1-18alkyl or C6-32aryl group, each R2 is independently selected from the group consisting of C1-18alkyl and C6-32aryl,...http://www.google.fr/patents/US6921811?utm_source=gb-gplus-shareBrevet US6921811 - Bioactive coating composition and methods