Portable home oxygen therapy medical equipment
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United States of America Patent
Stats
-
Nov 13, 2001
Grant Date -
N/A
app pub date -
Apr 16, 1999
filing date -
Apr 13, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A portable apparatus for domiciliary and ambulatory oxygen therapy intended for people suffering from respiratory insufficiencies and treated by administering gaseous oxygen so as to correct the gas contents in their blood, in particular the carbon dioxide and oxygen contents. The system includes an air compression device; a concentrator device allowing gaseous oxygen having a purity of 50 to 99% to be produced; an oxygen liquefaction device; an accumulation and storage device for the oxygen liquefied by the liquefaction device; a liquefied-oxygen warming and vaporizing device; and a gas transport section for conveying the oxygen warmed and vaporized by the warming/vaporizing device to a gas delivery interface connected to the upper airways of a user.
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Family
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Cited Art Landscape
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