Patent ID: 6936029

Claim:
A method for use in an external infusion device for infusing a insulin into a body of a user, the external infusion device including at least one processor, a housing adapted to contain the at least one processor, at least one display to interface with at least one of the at least one processor, at least one data input device to interface with at least one of the at least one processor, and at least one portable power supply contained within the housing to provide power to at least one of the at least one processor to estimate a bolus amount of insulin to be infused into the body, the method in the external infusion device comprising the steps of: providing the external infusion device; inputting externally supplied values and an estimate of a carbohydrate to be ingested by the body in the processor to estimate the bolus amount of insulin to be infused based upon the estimate of the carbohydrate to be ingested by the body, wherein the externally supplied values and the estimate of the carbohydrate to be ingested by the body is inputted using the at least one data input device; calculating an estimate of the bolus amount of insulin to be infused into the body based upon the externally supplied values and the estimate of the carbohydrate to be ingested by the body; and providing the estimate of the bolus amount of insulin to the user on the at least one display so that the user can determine whether to use the estimate of the bolus amount of the insulin with the external infusion device to infuse the estimated bolus amount of insulin.