Patent ID: 8347881

Claim:
A pneumostoma vent to allow gases to exit a lung through a pneumostoma in a chest of a patient, wherein the pneumostoma vent comprises; a tube adapted to be inserted into the chest through the pneumostoma, the tube having a lumen, a proximal end and a distal end the distal end of the tube having at least one opening adapted to admit gases from the lung; the proximal end of the tube having a feature projecting a sufficient distance from the tube to preclude passage of proximal end of the tube into the pneumostoma, an adhesive patch surrounding the tube; the adhesive patch having an aperture through which the tube passes, the aperture being too small to allow passage of the feature projecting from the tube; a hydrophobic filter disposed over the proximal end of the tube such that gases passing into and out of the lumen of the tube pass through the filter; an adhesive cover having an aperture smaller than the filter and positioned such that the adhesive cover contacts the perimeter of the filter, the feature projecting from the tube and at least a portion of the adhesive patch, such that the feature projecting from the tube is disposed between the adhesive patch and the adhesive cover, and the filter is disposed between the adhesive cover and the proximal end of the tube; and an indicator adapted to provide a visible indicia of patency of the pneumostoma.