Offers convenience of inner cannula disposability, while permitting patient to breathe through upper airway if desired. Disposable Inner Cannula (DIC) features integral 15mm snap-lock connector for quick, safe disposal after single use. Smooth, rounded-tip obturator facilitates insertion. Disposable Decannulation Plug (DDCP) closes the proximal end of the DCFS and DCFN to permit breathing through fenestration and upper airway. Designed for use to bypass upper airway obstructions, provide long term ventilation, support and/or manage tracheal/bronchial secretions.