A system for magnetically navigating a medical device in an operating region within the body of a patient. The system includes a magnet having a front field projecting from the front of the magnet sufficient to project a magnetic field into the operating region in the patient. The magnet is mounted for...http://www.google.fr/patents/US7019610?utm_source=gb-gplus-shareBrevet US7019610 - Magnetic navigation system
