A recording and ablation catheter method and system for creating linear lesions in an atrial or other chamber of a heart which includes an array of readily controlled electroded arcuate distal working catheter shapes that are easily deployed to contact the inner wall surface of the right atrial...http://www.google.de/patents/US5730127?utm_source=gb-gplus-sharePatent US5730127 - Mapping and ablation catheter system
