Breathing device comprising a support for speech valves and/or heat and moisture exchange devices without fixing to the cannula
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United States of America Patent
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Oct 27, 2015
Grant Date -
Aug 1, 2013
app pub date -
Sep 28, 2011
filing date -
Oct 14, 2010
priority date (Note) -
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Abstract
A breathing device for placing on a tracheostoma of a patient comprising a cylindrical housing, an annular housing support, a flexible flat part with sealing and adhesive functions, a filter or a speech valve, and a cover plate. The housing comprises, in the wall thereof, recesses for introducing and extracting inhaled air, and on the proximal opening thereof, an outer edge comprises at least three edge segments which are on the outer wall and at least three edge recesses. Holding rods support the filter on the proximal opening, the housing support comprises an annular flange having at least three inner wall support projections and an annular outer wall base. The support projections have a receiving area, the housing support supports the housing with the filter or speech valve into which the edge segment can be introduced in a precise manner into the support projections.
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