A cardiac interface device helps program an implantable cardiac rhythm or function management device, such as to reduce unnecessary ventricular pacing to avoid contributing to the advancement of heart failure disease progression. An intrinsic conducted AV interval is measured for at least one heart rate,...http://www.google.de/patents/US7636598?utm_source=gb-gplus-sharePatent US7636598 - Cardiac device interface to reduce ventricular pacing
