Patent ID: 8795309

Claim:
A device for inserting a needle used to introduce a cannula of a subcutaneous infusion device into a subcutaneous layer of skin of a patient, the device comprising: a housing including a closed end, an open end, and defining an internal cavity, the housing including a threaded portion positioned adjacent to the open end, the threaded portion extending towards the closed end of the housing; a sleeve configured to be placed against the patient's skin to introduce the cannula into the patient's skin, the sleeve defining a slot extending along a length of the sleeve, at least one rail extending parallel to a centerline of the sleeve on the same surface as the slot, and a barb positioned adjacent to an end of the slot; the needle positioned within the internal cavity of the housing and coupled to the cannula of the subcutaneous infusion device; and a cap including a cap closed end and a cap open end, the cap including a cap threaded portion positioned adjacent to the cap open end; wherein the cap threaded portion is coupled to the threaded portion of the housing with the device in a ship state, wherein the rail and the slot are immediately adjacent one another on the same surface.