Multi-layer pneumostoma management system and methods for treatment of chronic obstructive pulmonary disease
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United States of America Patent
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Feb 5, 2013
Grant Date -
Aug 20, 2009
app pub date -
Feb 18, 2009
filing date -
Feb 19, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A flexible pneumostoma management device maintains the patency of a pneumostoma while controlling the flow of material through the pneumostoma. The pneumostoma management device includes a pneumostoma vent having a tube which enters the pneumostoma to allow gases to escape the lung, a flange and a filter/valve to control flow of materials through the tube. The flange is a thin flexible patch comprises of multiple thin layers of materials and which conforms and attaches to the chest of the patient. The flange includes a filter, a protective outer layer and an inner hydrocolloid layer. The flange secures the tube in position in the pneumostoma.
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