Patent ID: 9034346
Filing Date: 2015-05-19
Classification: A61L,A61P,Y10T

Abstract:
1. An implantable medical device comprising (a) at least one biocompatible matrix polymer region that comprises a radio-opacifying agent selected from bismuth subcarbonate, bismuth oxychloride and bismuth trioxide and least one of an antimicrobial agent or microbial attachment/biofilm synthesis inhibitor and (b) a barrier layer at least partially covering said at least one matrix polymer region, wherein said matrix polymer region and said barrier layer each comprises a biocompatible non-biodegradable polymer, wherein said non-biodegradable polymer is an ethylene vinyl acetate copolymer, and wherein said medical device is selected from a ureteral stent, a urethral stent, a urinary catheter, a biliary stent, a pancreatic stent, a tracheal stent, a gastrointestinal stent, an esophageal stent, and a peritoneal access device.