Systems and methods involve use of a medical device comprising sensing circuitry. One or more respiratory parameters are detected using the device. Patient baseline weight is provided, and an output signal indicative of a patient's congestive heart failure status is generated based on a change in the...http://www.google.co.uk/patents/US7775983?utm_source=gb-gplus-sharePatent US7775983 - Rapid shallow breathing detection for use in congestive heart failure status determination
Rapid shallow breathing detection for use in congestive heart failure status ...