Patent ID: 7931642

Claim:
An infusion pump for the delivery of an amount of a medicament to the body of a patient determinable by means of an electronic control device, the infusion pump comprising: a) a first computer, the first computer calculating a maximum permitted quantity of the medicament to be administrated each time as a function of a previously delivered quantity and an expected breaking down rate of the medicament, b) a blocking device, the blocking device preventing further administration of the medicament upon exceeding a predetermined, permitted maximum value, the predetermined, permitted maximum value being a time integral over the infused quantity, reduced by a breaking down resulting from a half-life of the medicament divided by a total quantity of the medicament delivered, c) the first computer having a memory in which is stored a quantitative figure resulting from a summation of a total delivered medicament amount and a subtracting of a percentage of a quantity entered in the memory resulting from an expected breaking down of the medicament in the body, d) the first computer having a comparator which constantly compares the quantity entered in the memory with the predetermined, permitted maximum value, and e) the first computer having a device which, with a predetermined time interval corresponding to the expected breaking down of the medicament in the body, subtracts a fixed percentage of the quantity entered in the memory.