Artificial airway device with sealing cuff for distal end
First Claim
1. An artificial airway device to facilitate the ventilation of the lungs of an unconcious patient comprising a hollow elongate member which is open at both ends, an aperture in the wall of the hollow member providing fluid communication between the interior and exterior of said hollow member, the aperture being disposed between the ends of said hollow member and sealing means for providing a seal in the patient'"'"'s pharynx between the external surface of the hollow member and the pharynx on one side of the aperture, between the external surface of the hollow member and the patient'"'"'s oesophagus on the other side of the aperture and for releasably closing the open end of the hollow member which is inserted into the oesophagus.
2 Assignments
0 Petitions
Accused Products
Abstract
An artificial airway device to facilitate the ventilation of the lungs of an unconscious patient and permitting access to the patient'"'"'s oesophagus consists of a hollow tube which is left open at both ends having an aperture providing fluid communication between the interior and exterior of said tube disposed at a position between its ends. The tube is provided with an inflatable cuff on one side of the aperture for providing a seal in the patient'"'"'s pharynx and an inflatable cuff at the end of the tube on the opposite side of the aperture to the inflatable cuff for providing a seal in the patient'"'"'s oesophagus and also releasably closing the end of the tube.
117 Citations
25 Claims
- 1. An artificial airway device to facilitate the ventilation of the lungs of an unconcious patient comprising a hollow elongate member which is open at both ends, an aperture in the wall of the hollow member providing fluid communication between the interior and exterior of said hollow member, the aperture being disposed between the ends of said hollow member and sealing means for providing a seal in the patient'"'"'s pharynx between the external surface of the hollow member and the pharynx on one side of the aperture, between the external surface of the hollow member and the patient'"'"'s oesophagus on the other side of the aperture and for releasably closing the open end of the hollow member which is inserted into the oesophagus.
Specification