VALVE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
May 6, 2010
app pub date -
Jun 19, 2009
filing date -
Jun 20, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An esophageal valve has a central restriction to restrict flow through the valve. The valve has a proximal guide to guide antegrade flow to the restriction and a distal guide to guide retrograde flow to the restriction.
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