Patent ID: 8303549

Claim:
A device for delivering fluid comprising an injection part and a removably connected fluid delivery part, the fluid delivery part comprising: a reservoir, a pump, and a housing, the pump and the reservoir are covered with the housing, and the injection part comprising; a cannula part comprising a body with a through-going opening provided with a cannula; a base plate comprising a first part and a second part, the first part and the second part being configured to be fastened to the patient's skin, the cannula extending past a proximal side of the base plate, and an adhesive portion for fixation of the base plate to the skin of the patient; wherein the delivery part and the injection part are assembled through a connector comprising a fluid path configured to lead fluid from the reservoir to the through-going opening in the cannula part, wherein the delivery part is fastened to the first part of the base plate and the cannula part is fastened to the second part of the base plate; and wherein the delivery part and the injection part have at least two positions in relation to each other, a first position where the connector is disconnected from the delivery part and wherein an outlet from the reservoir is blocked with a first barrier which is not permeable for microorganisms and an inlet of the injection part is blocked with a second barrier which is reclosable and not permeable for microorganisms, and a second position wherein an open fluid connection is formed between the reservoir and the through-going opening in the cannula part.