Atrium takes you to new levels in blood management with a proven, reliable and cost-efficient ATS bag design. The 2450 and 2550 are the most technically advanced ATS Rapid Collection and In-Line ATS products in their class. They offer outstanding drainage performance with unparalleled attention to function, ergonomics and quality. Best of all, Atrium makes optimal use of an easily-understood set up format, essential for today’s hospital-wide standardization needs. 2550 In-Line Blood Bag used with the Oasis™ Dry Suction Water Seal Chest Drain