US Patent 7935076 Activity sensing techniques for an infusion pump system

Some embodiments of a wearable infusion pump system can include a pump device having a drive system to dispense a medicine to a user, an activity sensor that detects a possible change in an activity level of the user, and a controller to activate the drive system to dispense the medicine to the user. The controller device can query the user to indicate whether a detected activity level of the user represents an actual change in the activity level of the user. The controller device can alter the medicine dispensing schedule based on the user indicated changes in activity level.