An infusion apparatus for infusing liquid into a patient over an infusion period beginning with an initial infusion and ending with a final infusion and during which infusion period all relevant infusion data is stored in a non-volatile memory to generate a complete historical record of the infusions...http://www.google.es/patents/US6468242?utm_source=gb-gplus-sharePatente US6468242 - Medical apparatus with patient data recording
