An instrument for obtaining tissue samples from a site deep within the body. The instrument has an elongated proximal portion that is constructed to follow a long, torturous path to the site and a distal end constructed to remove a tissue sample from the body, including tissue specimens, polyps...http://www.google.com/patents/US5779648?utm_source=gb-gplus-sharePatent US5779648 - Multi-motion cutter multiple biopsy sampling device
