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US 4,067,331 AGranted
Intubating pharyngeal airway
OwnerRobert A. Bermaninventor
Life of this patent
Estimating the term…
Abstract
A intubating pharyngeal airway having a side access for passage of a tube on the said airway comprising a flanged stop at the proximal end, a curved airway central tubular member and a distal ball tip adapted to fit into the vallecular. The side opening may be expanded or closed by means of either a hinge on the opposite side wall of the tube or by a cap or insert closure.
Claims1
An intubating airway, comprising:
- a. A curved tubular longitudinally extending body member, said body member having a curved longitudinally extending side opening, defined therein,
- b. said member having a distal end for insertion into the mouth and throat of a patient and a proximal end for location at the mouth of the patient,
- c. said distal end having a ball tip adopted to fit into the vallecular of the patient,
- d. said member further having a hinge on its side opposite the location of said side opening,
- e. said hinge having an inner flex portion adjacent said distal end and a separate outer flex portion adjacent said proximal end,
- f. said inner flex portion and said outer flex portion being non-coaxially aligned and being flexible,
- g. whereby said side opening may be opened or closed by rotation about the said hinge.
4 more elements
Dependencies are inferred from the claim text.