Patent ID: 7348778

Claim:
A peripheral vascular coil array for providing images of a region of interest, the coil array comprising: a first section including a first coil array and a second coil array in electrical communication with each other and disposed at opposite sides of the region of interest to produce a magnetic field in the region of interest, each of the first and second coil arrays comprising a butterfly coil and a loop coil; and a second section in operable communication with the first section, the second section including a first butterfly coil and a double butterfly coil arranged concentrically, the double butterfly coil having a conductive path defining three sets of loops; wherein in response to a current through the first butterfly coil, a first magnetic field is formed having two null regions, each null region disposed on an opposite side of a center of the region of interest; wherein in response to a current through the double butterfly coil, a second magnetic field is formed having one null region disposed at the center of the region of interest.