Patent ID: 11950853
Assignee: MEDTRONIC NAVIGATION, INC.
Field: Medical technology (Instruments)
Classification: CPC A  H  Y | IPC A  H

Claim 0:
1. A system for generating an electromagnetic filed, comprising:
a jig comprising
a center member, and
a plurality of coil-separating blocks protruding from the center member and are separated from each other to provide a plurality of coil channels; and
a plurality of wires, wherein each of the plurality of wires is wrapped on the jig, around the center member, and in one of the plurality of coil channels to form one of a plurality of coils, wherein each of the plurality of coils is configured to operate with an electromagnetic navigation system and generate respective electromagnetic fields to be emitted relative to a subject wherein:
the plurality of coil channels comprise dividers and wire channels separated by the dividers; and
each of the plurality of wires are wrapped
in one of the wire channels separated and spaced apart by the dividers,
around the center member, and, between two of the dividers or between one of the dividers and one of the coil-separating blocks;
wherein the plurality of coil channels are segregated with gaps between segregated portions of the plurality of coil channels, wherein a first coil channel is segregated by a second coil channel such that gaps of the first coil channel are in the second coil channel; and
each of the plurality of wires switch between wire channels in the gaps of the segregated portions of the plurality of coil channels.