#$%^&*AU2018203229A120181129.pdf#####ABSTRACT A location pad includes multiple field-generators, a frame and a mounting fixture. The multiple fieldgenerators are configured to generate respective magnetic 5 fields in a region-of-interest of a patient body, for measuring a position of a medical instrument in the region-of-interest. The frame is configured to fix the multiple field-generators at respective positions surrounding the region-of-interest. The mounting fixture 10 is configured to position the frame above the patient body.112 0L C~CD