A system used in a blood vessel when an interventional procedure is being performed in a stenosed or occluded region to capture any embolic material which may be created and released into the bloodstream during the procedure. The system includes filtering elements which are capable of occluding a blood...http://www.google.ca/patents/US6383206?utm_source=gb-gplus-sharePatent US6383206 - Embolic protection system and method including filtering elements
