Device for closing a natural or artificial anus

Abstract From the Canadian patent

The invention relates to device (1; 1') for closing a natural or artificial anus, comprising an inflatable balloon (2) with an approximately toroidal structure made from a flat tube section which is turned inside out and whose , both ends (7 8) extend coaxially into one another and are each joined to a sleeve (9). The outer layer (5) of the tube section that is turned inside out has a radially enlarged, patient-proximal area (3) for inserting into the rectum and has a patient-distal area (11 7, 8), which is tapered thereto and , which remains at least in areas, outside of the rectum during use. The tube sections have, in the transanal area (11 7, 8), a material hardness H1 of , …