Bard Infection Control 350mL Urine Meter Drainage Bag 2500mL, Sterile, Latex-free Bard Infection Control Urine Meter Drainage Bags are used to accurately measure urine output and are typically used in surgical and critically ill patients. Urine meters contain the Bard EZ-LOK Sampling Port which eliminates the risk of needle stick injuries and allows for needle-free aspiration. Patented Microbicidal Outlet Tube which protects the drain bag from contamination resulting from retrograde bacterial migration. Single hook design with string hanger. 350ml meter. Single use. Sterile. Latex-free.