A system and method for providing closed loop infusion formulation delivery which accurately calculates a delivery amount based on a sensed biological state by adjusting an algorithm's programmable control parameters. The algorithm calculates a delivery amount having proportional, derivative, and basal...http://www.google.com.tw/patents/US20040220517?utm_source=gb-gplus-share專利 US20040220517 - System and method for providing closed loop infusion formulation delivery