Argyle Aqua-Seal Chest Drainage Unit, Easy Change Connector, 3-Chamber, 2300 cc, Sterile, 5/cs (8888571315)

Used to re-establish negative pressure within pleural space. A blue colored water-seal chamber that acts as a one-way valve, as well as a window into the patient pleural space and a suction control chamber to regulate suction and help re-expand the lung.