The monitoring device incorporates transducing devices for converting the desired measured parameters into electrical signals capable of being processed by a local computer or microprocessor system. The device interacts with the ambulatory patient and then, via a modem or other electronic communication...http://www.google.ca/patents/US6290646?utm_source=gb-gplus-sharePatent US6290646 - Apparatus and method for monitoring and communicating wellness parameters of ambulatory patients