Percutaneous catheter directed intravascular occlusion devices
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United States of America Patent
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Jun 4, 2013
Grant Date -
Dec 15, 2011
app pub date -
Aug 24, 2011
filing date -
Jul 12, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention provides an improved vascular occlusion device having improved flexibility and retention of the type fabricated from braided tubular metal fabric having an expanded preset configuration and an elongated collapsed reduced diameter configuration for delivery through a catheter to a treatment site and shaped to create an occlusion of an abnormal opening in a body organ or vessel, the woven metal fabric having a memory property whereby the medical device tends to return to said expanded preset configuration when unconstrained. The device further including at least one disk portion adjacent a body cylindrical portion formed from the fabric and having a transition diameter between the disk and cylindrical portion, significantly smaller than the diameter of the disk and the diameter of the cylindrical portion.
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