An emboli capturing system captures emboli in a body lumen. A first elongate member has a proximal end and a distal end. An expandable emboli capturing device is mounted proximate the distal end of the first elongate member, and is movable between a radially expanded position and a radially contracted...http://www.google.de/patents/US6001118?utm_source=gb-gplus-sharePatent US6001118 - Distal protection device and method
