Patent ID: 7588794

Claim:
A coating for a medical device comprising: a block copolymer and another polymer, wherein the block copolymer has a first block comprising a soft segment having a T g below 37° C. wherein the soft segment is a reaction product of a spirodiketene acetal and a non-fouling moiety selected from the group consisting of a poly(alkylene glycol), poly(ethylene oxide-co-propylene oxide) (PLURONIC®), hydroxylated poly(vinyl pyrrolidone), dextran, dextrin, hyaluronic acid and derivatives thereof, poly(2-hydroxyethyl methacrylate) and mixtures thereof; and, a second block comprising a hard segment having a T g above 37° C. wherein the hard segment is a reaction product of a spirodiketene acetal and a diol selected from the group consisting of a C 2 -C 16 alkylene glycol, a cycloaliphatic diol, a cyclohexanedimethanol, an oligoalkylene glycol.