Fiducial marker with rings
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United States of America Patent
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-
Nov 27, 2012
Grant Date -
Oct 30, 2008
app pub date -
Jul 19, 2007
filing date -
Apr 26, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An interstitial marker for the location of one of an organ, tumor and tumor bed within a mammalian body includes a plurality of rings having an inner diameter and a ribbon positioned within the inner diameters of the plurality of rings. The plurality of rings may be of the same material or different materials. The materials are visible under different imaging modalities. The ribbon similarly may be of a material visible under various imaging modalities. Tips are attached to the ribbon to hold the rings in place. Alternatively, one or more of the rings may be attached to the ribbon. A helical coil may also be used in connection with a central ribbon for improved imaging. A plurality of coils, of the same material or different materials, may be positioned on a ribbon for a marker.
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