Methods and systems for assessing pulmonary or systemic vascular resistance in a patient using pressure measurements are disclosed. An illustrative method of measuring pulmonary vascular resistance includes electrically inducing a retrograde pressure pulse within the heart, sensing at least one arterial...http://www.google.es/patents/US20100125211?utm_source=gb-gplus-sharePatente US20100125211 - ASSESSMENT OF PULMONARY VASCULAR RESISTANCE VIA PULMONARY ARTERY PRESSURE
ASSESSMENT OF PULMONARY VASCULAR RESISTANCE VIA PULMONARY ARTERY PRESSURE