McKesson Wound Drain Tube S-Vac® Round Hubless Type With Trocar 4 Channel Type 10 Fr. Size Sterile #322227Features Drain Length: 12 inch 10 FR Round Xtra Fluted Drain, With Trocar Fluted Channel design provides greater patient comfort, encourages early ambulation and helps reduce the incidence of traumatic drain removal caused by tissue in growth. Minimizes the chance of tissue in growth creating blockages that can cause premature drain removal. Hubless Transition From Drain to Tubing; reduces the chance of clotting and provides increased patient comfort.