Invention Grant
US09072851B2 Tracheal tube with facility to view inner cannula 有权
气管插管,用于观察内套管

Tracheal tube with facility to view inner cannula
Abstract:
A tracheal tube assembly includes an outer cannula configured to be positioned in a patient airway and an inner cannula configured to be disposed inside the outer cannula. The tracheal tube assembly further includes a flange member secured about the outer cannula, and a connector coupled to a proximal end of the outer cannula. The connector is configured to provide a view of the inner cannula, and the inner cannula and the connector form a contiguous passageway for exchanging fluid with the patient airway in operation.
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