Patent ID: 8584678

Claim:
A single lumen endobronchial tube adapted for isolating a first lung of a patient and ventilating a second lung of the patient comprising: a medical tube comprising a tracheal portion and a bronchial portion having a common single lumen and a common tube wall thickness, wherein a proximal end of the tracheal portion includes an opening adapted for connection to an external mechanical ventilation device, and wherein a distal end of the bronchial portion includes an opening adapted for delivery of a medical gas; at least a first tracheal inflatable cuff positioned around an external surface of the tracheal portion and adapted to expand radially outward sealing against the trachea of the patient; a bronchial inflatable cuff positioned around an external surface of the bronchial portion and adapted to expand radially outward against the left main stem bronchi of the patient; a distal intraluminal balloon blocker positioned along an inner surface of the bronchial portion and adapted to expand radially outward sealing the common single lumen at the distal end of the bronchial portion; an aperture positioned between the tracheal portion and the bronchial portion and adapted to deliver an amount of medical gas to the second lung of the patient; and a mechanism positioned within the common tube wall thickness, the mechanism adapted to control the amount of medical gas passing through the aperture.