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US 10,869,612 B2Granted
Transducer with magnetic nanowire array
AssigneesBoston Scientific Scimed, Inc., Regents of the University of Minnesota
InventorsMatthew Hein, Daniel J. Foster, David R. Wulfman, Bethanie J. H. Stadler
Life of this patent
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Abstract
A transducer includes a planar coil coupled to a magnetic flux guide. The magnetic flux guide includes an array of nanowires. The transducer could include a plurality of magnetic flux guides and a plurality of planar coils stacked together. The flux guides and planar coils could alternative in the stacked configuration.
Claims20
A minimally-invasive medical device comprising:
- a body housing a transducer configured to sense magnetic fields, wherein the transducer includes a first planar coil and a second planar coil both coupled with a first magnetic flux guide that includes an array of nanowires comprising a ferromagnetic metal, the first planar coil is positioned on one side of the first magnetic flux guide and the second planar coil is positioned on an opposite side of the first magnetic flux guide.
A minimally-invasive medical device comprising:
- a body housing a transducer configured to sense magnetic fields, wherein the transducer includes a planar coil coupled with a magnetic flux guide that includes an array of nanowires comprising a ferromagnetic metal, wherein the magnetic flux guide includes a template comprising one of anodized aluminum, titanium oxide, or a polymer.
Dependencies are inferred from the claim text.