Layered nasal devices

A - Human Necessities – 61 – F

Patent

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Details

A61F 5/56 (2006.01) A61F 5/08 (2006.01) B32B 7/12 (2006.01)

Patent

CA 2658966

Described herein are nasal devices. In particular, layered nasal respiratory devices are described. Layered nasal device may include a layered airflow resistor that is configured to resist airflow in a first direction more than airflow in a second direction and that includes a flap valve adjacent to a flap valve limiting layer and an adhesive holdfast layer that is configured to secure the layered airflow resistor in communication with the subject's nasal cavity. Methods of using and methods of assembling layered nasal device are also described.

L'invention concerne des mécanismes nasaux. En particulier, l'invention concerne des mécanismes respiratoires nasaux à couches. Le mécanisme nasal à couches peut comprendre un système à couches de résistance à l'écoulement d'air conçu pour résister davantage à l'écoulement d'air dans une première direction qu'à l'écoulement d'air dans une deuxième direction, et comprenant une soupape à clapet adjacente à une couche de limitation de la soupape à clapet, et une couche de fixation adhésive conçue pour maintenir le système à couches de résistance à l'écoulement d'air en communication avec la cavité nasale du sujet. L'invention concerne aussi des méthodes d'utilisation et d'assemblage du mécanisme nasal à couches.

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