Patent ID: 8684982
Filing Date: 2014-04-01
Classification: A61F

Abstract:
1. A controlled discharge ostomy appliance comprising: a stomal aperture; a non-entrant stoma seal; an inner coupling member coupled to support the non-entrant stoma seal for retaining the non-entrant stoma seal in an operative position with respect to the stomal aperture, the operative position being selected such that, in use, a first seal pressure applied between the non-entrant stoma seal and a stoma when the stoma is quiescent is not more than about 1 psi, and a second seal pressure applied between the non-entrant stoma seal and the stoma when the stoma is active is greater than the first seal pressure and no more than about 2 psi; an outer coupling member around the inner coupling member for supporting the controlled discharge ostomy appliance.