CPC G01R 15/185 (2013.01) [A61B 18/1206 (2013.01); G01R 15/181 (2013.01); A61B 2018/00178 (2013.01); A61B 2018/00827 (2013.01); A61B 2018/00833 (2013.01); A61B 2018/1286 (2013.01)] | 14 Claims |
1. A current sensor comprising:
a current sense coil disposed about a conductive lead, the current sense coil configured to sense a current passing through the conductive lead, the current sense coil including:
an outer coil configured to detect a first magnetic field, the outer coil including:
a first balancing coil portion forming a first half of a circumference of the outer coil; and
a second balancing coil portion forming a second half of the circumference of the outer coil;
a conductive plane configured to detect the first magnetic field, the conductive plane including:
a first balancing plane portion; and
a second balancing plane portion; and
an inner conductor disposed between the outer coil and the conductive plane, the inner conductor configured to detect a second magnetic field generated by the current.
|