Used to evacuate the respiratory tract and lungs of excess sputum and phlegm.Soft strong PVC suction cathetersAvailable in coiled or straight styleBeveled whistle tip and offset eyes to promote maximum evacuation and help reduce mucosal traumaAll catheters have control ventAdult sizes 12 Fr 14 Fr 16 Fr and 18 Fr are 22in. long and graduated for measuring proper depth insertionPediatric sizes 6 Fr 8 Fr and 10 Fr are 16in. long and graduated for measuring proper depth insertion