Patent ID: 6352077
Filing Date: 2002-03-05
Classification: A61M,B29C,B29L,B31B

Abstract:
A pulmonarily sized bag formed of a polyurethane material having a durometer not exceeding about 90 A, comprising a bag body formed of panels of polyurethane film material welded to one another along a weld line defining a seam of the bag body bounding an interior volume of the bag, wherein:(a) the seam comprises an interior seam portion in the interior volume, and an exterior seam portion at an exterior surface of the bag, (b) one of the interior seam portion and exterior seam portion comprises free edges of the seam, and the other of the interior seam portion and the exterior seam portion is devoid of free edges; and (c) the bag body has an elongate character, with an enlarged intermediate section relative to proximal neck and distal end portions of the bag body, wherein the proximal neck portion terminates at an open proximal end of the bag and the distal end portion terminates at a closed distal end of the bag, and the seam is continuous from the neck portion around the enlarged intermediate section and distal end portion of the bag.