A pacing system for providing optimal hemodynamic cardiac function for parameters such as contractility (peak left ventricle pressure change during systole or LV+dp/dt), or stroke volume (aortic pulse pressure) using system for calculating atrio-ventricular delays for optimal timing of a ventricular...http://www.google.com.au/patents/US6859665?utm_source=gb-gplus-sharePatent US6859665 - Cardiac pacing using adjustable atrio-ventricular delays
