Treatment and removal of objects in anatomical lumens
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United States of America Patent
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Mar 4, 2008
Grant Date -
Nov 4, 2004
app pub date -
Apr 8, 2004
filing date -
Jan 16, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A medical device can be used to entrain biological or foreign material during a medical procedure for the fragmentation of the material. The device also can be used to remove the material safely from the body. The device has a core element with a first portion extending substantially longitudinally and a second portion wound to form at least a helical coil in the shape of cone. A flat wire can substantially wrap the first and second portions of the core element, or a wire can substantially wrap the first portion and a sheath can substantially cover the second portion.
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