Cannula delivery apparatus and method for a disposable infusion device

摘要

An infusion system comprises a disposable wearable infusion device having a body arranged to be adhered to a patient's skin and a reservoir for holding a liquid medicant to be infused into the patient. The infusion system further includes a cannula driver arranged to be detachably joined with the infusion device. The cannula driver includes a cannula and is arranged to drive the cannula into a deployed position extending from the infusion device to beneath the patient's skin.