Patent ID: 8821442
Filing Date: 2014-09-02
Classification: A61B,A61M

Abstract:
1. An infusion system for administering a liquid medicinal agent, in particular insulin, comprising: a cannula carrier unit comprising an upper side facing away from a body of a patient with a transfer cannula contained within the cannula carrier unit, an under side with an adhesive for directly securing the under side to the body of the patient and the under side is coupled to the transfer cannula, and an infusion cannula for puncturing into the body of the patient, the infusion cannula extending directly from the under side without being outside the perimeter of the under side; a pump unit removably connected to the upper side of the cannula carrier unit using a positive-fit, the pump unit comprising a pump, a rechargeable battery for supplying energy to the pump, and a medicinal agent container being non-removable from the pump unit carried in a storage volume of the pump unit coupled to the transfer cannula, wherein the pump unit rests on the upper side of the cannula carrier unit after attachment of the pump unit to the cannula carrier unit; and a charging station configured to receive the pump unit detached from the cannula carrier unit using a positive-fit to both recharge the rechargeable battery and refill the medicinal agent container with the liquid medicinal agent to be administered.