A cardiac pacing lead and a method of its use. The lead has an elongated insulative lead body having a distal section formed into a curved configuration appropriate for use in a coronary sinus/cardiac vein of a patient's heart. An active fixation device is located proximal to the distal, curved section...http://www.google.fr/patents/US5964795?utm_source=gb-gplus-shareBrevet US5964795 - Medical electrical lead
