Composite RF shield and method of making same
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United States of America Patent
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Aug 25, 2015
Grant Date -
Jul 10, 2014
app pub date -
Jan 9, 2013
filing date -
Jan 9, 2013
priority date (Note) -
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Abstract
An imaging apparatus comprises an RF coil former comprising an inner surface and an outer surface and a composite RF shield positioned adjacently to the outer surface of the RF coil former so as to be formed about the RF coil former. The MRI system also comprises an RF coil positioned on the inner surface of the RF coil former. The RF coil former comprises a generally cylindrical member having an indented portion indented in a radial direction inwardly from the outer surface, and the composite RF shield comprises a first shield material positioned about the outer surface of the RF coil former, a second shield material position about the indented portion of the RF coil former, and a conformal shield material positioned about the RF coil former that electrically couples the first shield material to the second shield material.
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