Patent ID: 11890218
Assignee: CONVATEC TECHNOLOGIES INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An ostomy appliance comprising:
a front panel and a rear panel, at least partly sealed to one another along their peripheries, said front and rear panels forming a pouch, the rear panel having a stomal opening for positioning around a stoma so that body waste excreted through the stoma is captured in said pouch;
a filter for deodorization of odorous gas from the body waste, said filter located on the front panel and said filter comprising an opening for emitting said deodorized gas to the atmosphere; and
a center panel between the front and rear panels which at least partly covers said filter, the center panel having a bottom edge that is positioned above the bottom edges of the front and rear panels and is attached to the front and rear panels along the periphery of the pouch;
wherein at least one of the center panel and front panel comprises one or more protrusions;
wherein the center panel and front panel are attached by one or more welds located on the bottom edge of the center panel; and
wherein the one or more welds cover less than an entirety of the bottom edge of the center panel to thereby facilitate passage of fluid.