A system and method classify cardiac complexes based on cardiac information derived from two or more cardiac signals. Two or more cardiac signals containing cardiac complexes are monitored. A cardiac complex in the two or more cardiac signals is isolated in an analysis window. The morphology of the cardiac...http://www.google.co.uk/patents/US6728572?utm_source=gb-gplus-sharePatent US6728572 - System and method for classifying cardiac complexes