Counter rotational layering of ePTFE to improve mechanical properties of a prosthesis
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United States of America Patent
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Apr 13, 2004
Grant Date -
May 22, 2003
app pub date -
Nov 21, 2001
filing date -
Nov 21, 2001
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A prosthesis, and method for forming same, are provided which includes expanded polytetrafluoroethylene (ePTFE) tubes having angularly offset node and fibril configurations. Also, the node and fibril configurations are angularly offset from the longitudinal axes of the respective tubes, providing resistance against failure in the longitudinal direction.
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