Patent ID: 6764473
Filing Date: 2004-07-20
Classification: A61F

Abstract:
An ostomy appliance that collects excreted human body waste, comprising:a wafer having a stoma opening through which the excreted human body waste passes; an ostomy pouch having first and second wall panels connected along a top edge and both side edges of the ostomy pouch to form a storage area therebetween, the first wall panel having an opening that communicates with the stoma opening, wherein the excreted human body waste passing through the stoma opening of the wafer is stored in the storage area, the first and second wall panels form a bottom opening at a bottom edge of the ostomy pouch through which the human body waste is disposed; and a closure integral with the bottom opening of the ostomy pouch and including a first portion of the first wall panel at the bottom opening of the ostomy pouch and a second portion of the second wall panel at the bottom opening of the ostomy pouch, wherein the first and second portions of the integral closure matingly engage each other to form an air-tight, odor-free seal that encloses the ostomy pouch with the human body waste being stored in the storage area, wherein the first and second portions are formed from a first material different and more rigid than a second material from which the first and second wall panels are formed, wherein the sealed integral closure withstands a pressure applied to the integral closure by the human body waste stored in the storage area, wherein the first and second portions each include alternating and interlocking male projections and female slots.