Artificial trachea
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United States of America Patent
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Apr 15, 2003
Grant Date -
N/A
app pub date -
Apr 3, 2002
filing date -
Oct 4, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention has an object to provide an artificial trachea that is able to be used safely in the clinical application, and especially an artificial trachea for the intrathoracic trachea, and the artificial trachea comprises a polypropylene mesh tube for the base material, around the outer periphery of which a polypropylene filamentous stent is wound in a spiral shape, an amorphous collagen thin layer formed on the surface of the base material, and a fine fibrous collagen layer (20) formed on the inner and outer surface of the amorphous collagen thin layer, to which thermal dehydration crosslinking is performed.
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