An airway valve apparatus 10 for at least partially sealing an airway 30 of a subject 40 comprising: a hub 50； a plurality of anchor struts 60 disposed about and in communication with the hub； a plurality of support struts 70 disposed about and in communication with the hub； one or more membranes that are in communication with the plurality of anchor struts, the plurality of support struts, or both； and wherein the anchor struts include one or more anchor elements 62 disposed at a distal end of the anchor struts, the one or more anchor elements configured to engage a wall 32 of the airway.
