An electrophysiology catheter (20) comprises a shaft (22) having a first bending stiffness and a deflectable tip (28) secured to the distal end (24) of the shaft with a second bending stiffness less than the first bending stiffness. At least one electrode (34, 36) is mounted to the tip for delivering...http://www.google.es/patents/US5487757?utm_source=gb-gplus-sharePatente US5487757 - Multicurve deflectable catheter
