The cutter assembly may be adapted to be moved past a valve closure member for the valve , the assembly furthermore including an arrangement for sterilising {HEAD ~ the interior} of {TAIL ~ the valve} and the outer face of the membrane, and an actuator for moving the cutter in order to pierce the membrane 
of
The cutter assembly may be adapted to be moved past a valve closure member for the valve , the assembly furthermore including an arrangement for sterilising { HEAD ~ the interior } of { TAIL ~ the valve } and the outer face of the membrane , and an actuator for moving the cutter in order to pierce the membrane
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH