The new Trach-Vent+ is designed to provide the same comfort and humidification as the original Trach-Vent. With added features to simplify trach care, for the spontaneously breathing patient. Includes convenient suction port that opens/closes automatically. Integral oxygen port allows delivery of supplemental oxygen if needed. Features: Weighs only 6.5 grams Includes convenient suction port that opens and closes automatically Integral oxygen port allows delivery of supplemental oxygen if needed Tidal Volume Range: 50 ml Moisture Output: 27 mgH2O/L, Vt = 0.5 L Resistance: 0.25 cmH2O, 30 LPM Dead Space: 10 ml Innavidually packaged 50 per case