Fresenius 2008 with Twister Reverse Flow Device, Pump Segment 8mm, Arterial Chamber-Pre Pump, Arterial Priming Volume-82cc, Venous Priming Volume-60cc. Bonded CombiSets – includes priming set w/ needle-less access port & Y-injection site bonded to arterial line, viral-retentive transducers. UOM: 24ST/CS.