Patent ID: 8864726

Claim:
A fluid reservoir for a fluid infusion device that delivers a medication fluid to a body, the fluid reservoir comprising: a main body section that defines a fluid chamber for the medication fluid; a fluid delivery port coupled to and extending from the main body section, the fluid delivery port comprising a fluid conduit that communicates with the fluid chamber, and the fluid delivery port terminating at a port opening; and a septum movably coupled to the fluid delivery port, the septum being movable between a sealed position where the septum forms a circumferential seal around the port opening, and a vented position that permits fluid to flow out of the fluid delivery port via the port opening; and a valve sleeve movably coupled to the fluid delivery port, wherein the septum is coupled to the valve sleeve in a fixed position relative to the valve sleeve, and wherein the valve sleeve comprises: an attachment receptacle that receives the fluid delivery port, the attachment receptacle being sized to accommodate translational movement of the valve sleeve relative to the fluid delivery port; and a septum receptacle adjacent to the attachment receptacle, wherein the septum receptacle receives and holds the septum in the fixed position.