Patent ID: 6662804
Filing Date: 2003-12-16
Classification: A61M

Abstract:
A tracheostomy tube assembly comprising:an uncuffed outer cannula having a distal end opening and proximal end opening; a removable inflatable cuffed inner cannula, having an inflatable cuff at a distal end opening, said removable cuffed inner cannula for insertion into said uncuffed outer cannula, and extending from said uncuffed outer cannula distal end opening exposing said removable inflatable cuffed inner cannula from said uncuffed outer cannula distal end opening; an attachment means including a swivel locking adapter bonded to proximal end opening of said removable inflatable cuffed inner cannula; an attachment means to said uncuffed outer cannula proximal end opening for mating said swivel locking adapter bonded to said proximal end opening of said removable inflatable cuffed inner cannula; a bonded inner cannula ring on said removable inflatable cuffed inner cannula, above said inflatable cuff on an external side; and an outer cannula ring indentation at said distal end opening of said uncuffed outer cannula for mating with said inner cannula ring on said removable inflatable cuffed inner cannula, thereby providing a means to prevent secretions from traveling upward between the inner and outer cannula's.