Automatically disinfected respiratory mask comprises gas mixture supply pipe from gas source to mask interior, disinfectant reserve near supply pipe automatically controlled by push button on mask

摘要

The mask (2) which covers the mouth and nose of the wearer (1) comprises a gaseous mixture supply pipe (3) from the breathable gas source (5) to the mask interior. There is a disinfectant product reserve (6) placed near the supply pipe or inside the mask. There is a means for automatically introducing the disinfectant into the mask during determined mask use phases or during its storage. These automatic means are controlled by a push button (7) on the mask opposite the push button controlling the filling of the inflatable harness (9) and active when the mask is gripped to be withdrawn from or placed in its storage place (4).