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US 12,697,451 B2Granted
Nasopharyngeal airway devices
AssigneeThe Regents of the University of Michigan
InventorsJeffrey Stephen Plott, Dian-Ru Li, David Adam Zopf
Life of this patent
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Abstract
A nasopharyngeal airway device includes an elongate body having a distal end and a proximal end. The elongate body has an outer surface defining one or more open channels extending along the elongate body. The nasopharyngeal airway device includes a securement component securely coupled to the elongate body. The securement component is configured to secure the nasopharyngeal airway device within a nostril of an individual.
Claims12
A nasopharyngeal airway device, comprising:
- an elongate body having a distal end and a proximal end, the elongate body having an outer surface defining one or more open channels extending along the elongate body between the distal end and the proximal end, each channel has a lateral opening that at least one of a) extends continuously longitudinally from the distal end to the proximal end, b) extends continuously longitudinally along at least half of the elongate body, or c) extends continuously along the elongate body from the proximal end to a location beyond a midpoint of the elongate body;
- and
- a securement component securely coupled to the elongate body, wherein the securement component includes a rounded projection, the projection having a circular or oblong cross-section at a plane parallel to the outer surface of the elongate body, the projection extending perpendicularly from the outer surface of the elongate body, the projection spaced from the proximal end of the elongate body, the securement component being configured to secure the nasopharyngeal airway device within a nostril of an individual, the projection adapted to be inserted into the nostril.
Dependencies are inferred from the claim text.