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Airway valve for irregular shaped airway

  • US 10,653,424 B2
  • Filed: 01/31/2017
  • Issued: 05/19/2020
  • Est. Priority Date: 03/30/2016
  • Status: Active Grant
First Claim
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1. A valve comprising:

  • a. a frame having;

    i. a plurality of anchors andii. a plurality of struts;

    b. a membrane connected to and spanning between each of the plurality of struts;

    wherein the membrane provides a load on each of the plurality of struts and the membrane is sufficiently elastomeric to (1) extend between each of the plurality of struts in a free state without the membrane wrinkling and (2) upon restriction of one or more of the plurality of struts from the free state to a loaded state, the membrane flexes into contact with a passageway so that the membrane substantially seals the passageway; and

    wherein the membrane has a modulus of elasticity of 0.1 GPa or less and 0.01 GPa or more,wherein the membrane is a silicone polyurethane.

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