Artificial venous valve
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United States of America Patent
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Oct 25, 1994
Issued Date -
N/A
app pub date -
Jan 25, 1993
filing date -
Jun 25, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An artificial venous valve with unidirectional flow, for insertion into the human venous system, biocompatible with the receiver, comprises a hollow elongated support and a plate carried by and within the hollow elongated support and movable relative to the support between a position to permit flow of blood in one direction and a position in which to prevent flow of blood in an opposite direction through the support. The plate is movable to open and close over a pressure differential range on opposite sides of the plate of 1-50 mm Hg.
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