The Teleflex ISIS HVT is a convertible endotracheal tube that allows you to add an attachable suction line for subglottic secretion removal while maintaining current intubation procedures. Teleflex ISIS HVT is supplied as 2 separately sold items: -Endotracheal tube with integrated suction port. --The ideal choice for both long- and short-term intubation. -Suction line:- Allows for subglottic secretion removal when attached.