Filter system with an incorporated gas escape opening, intended to be fitted in artificial anus drainage bags during their manufacture

摘要

The invention relates to a filter system with a gas space opening, intended to be fitted in artificial anus drainage bags. This filter system is composed of a flattened oblong body comprising a core sheet, for example of open-cell expanded plastic material, impregnated with an adsorbent active material and covered by a protective film leaving free the end edges of the core sheet.