Patent ID: 9314580
Filing Date: 2016-04-19
CPC Classification: A61M

Claim Text:
1. An apparatus for single lung ventilation, comprising: a hollow main tube with outer diameter sized to fit inside the bronchus of a patient and a length sufficient for a distal end of the main tube to reach a first side bronchus from a proximal end configured to be located in a vicinity of a mouth of the patient, wherein the hollow main tube has a ventilating orifice separated from the distal end at a location that corresponds to a different second side bronchus; a hollow tubular sleeve moveably disposed inside and longitudinally aligned with the main tube, the sleeve being configured to move, in a longitudinal direction, between a first position and a second position while remaining disposed inside the main tube, wherein the sleeve does not block the ventilating orifice while in the first position and does block the ventilating orifice while in the second position; and an external structure connected to the sleeve by a connecting element, wherein: