PFO closure device with flexible thrombogenic joint and improved dislodgement resistance
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United States of America Patent
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Jun 24, 2014
Grant Date -
Feb 2, 2012
app pub date -
Jun 28, 2011
filing date -
Dec 19, 2001
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present invention provides devices for closing septal defects, such as a patent foramen ovale (PFO). The closure devices include a proximal anchor member, a distal anchor member, and at least one flexible center joint connecting the two anchor members. According to some embodiments, the proximal and/or distal anchor members may include a generally cylindrical member split along the central portion of its length to form an elongate oval. The proximal and/or distal anchor members may further include a tissue scaffold. At least some of the closure devices according to the present invention are repositionable and retrievable.
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