Patent ID: 9383421
Filing Date: 2016-07-05
CPC Classification: A61B,G01R

Claim Text:
1. An MRI-compatible intrabody device, comprising: an elongated flexible shaft having a distal end portion, and an opposite proximal end portion; an electrical connector interface configured to be in electrical communication with an MRI scanner; and a tracking coil assembly positioned within the shaft, the tracking coil assembly comprising: a first spool having opposing first and second end walls; a tracking coil wound around the first spool between the opposing first and second end walls; a second spool having opposing third and fourth end walls, wherein the second spool is in end-to-end relationship with the first spool such that the second and third end walls are in adjacent, spaced-apart relationship; and a coaxial cable wound around the second spool, wherein an outer conductor of a distal portion of the coaxial cable is connected to one end of the tracking coil, wherein an inner conductor of the distal portion of the coaxial cable is connected to an opposite end of the tracking coil, and wherein a proximal end of the coaxial cable is connected to the electrical connector interface and configured to electrically connect the tracking coil to an MRI scanner.