Wound Drain Tube Surgidyne® S-Vac® Round/Full Type With Trocar 4 Channel Type 15 Fr. Size Sterile #332189Features 15 FR Round, Full Fluted, 4 Channel Drain, 3 16 inch Trocar S Vac Fluted Channel Drains are designed to provide superior drainage and increased patient comfort to help facilitate early patient ambulation and improved surgical recovery time. Fluted Channel Design minimizes the chance of tissue in growth creating the blockages that can cause premature drain removal when using standard drains. Superior flow rates provide improved drainage,