US 12,345,784 B2
Portable handheld magnetic particle imaging
Zhi Wei Tay, Singapore (SG); and Teck Hock Lee, Sg (SG)
Assigned to AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH, Singapore (SG)
Appl. No. 18/005,947
Filed by Agency for Science, Technology and Research, Singapore (SG)
PCT Filed Jul. 19, 2021, PCT No. PCT/SG2021/050424
§ 371(c)(1), (2) Date Jan. 18, 2023,
PCT Pub. No. WO2022/019835, PCT Pub. Date Jan. 27, 2022.
Claims priority of application No. 10202006890P (SG), filed on Jul. 20, 2020.
Prior Publication US 2023/0280421 A1, Sep. 7, 2023
Int. Cl. G01R 33/12 (2006.01); A61B 5/00 (2006.01); A61B 5/0515 (2021.01); G01R 33/00 (2006.01)
CPC G01R 33/1276 (2013.01) [A61B 5/0035 (2013.01); A61B 5/0515 (2013.01); G01R 33/0047 (2013.01); A61B 2560/0431 (2013.01); A61B 2562/0223 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A portable magnetic particle imaging (MPI) device comprising:
a handheld probe comprising a main housing housing a first sensor coil, a second sensor coil, a transmitter coil arranged between the first and second sensor coils, and an excitation priming frame housing magnetic components; and
a processing unit comprising a transmitter communicatively connected to the transmitter coil and the excitation priming frame, and a receiver communicatively connected to the first and second sensor coils,
wherein the first sensor coil and the second sensor coil are two concentric sensor coils with windings in opposing directions, wherein the transmitter coil is surrounded by the first sensor coil, and wherein the second sensor coil is surrounded by the transmitter coil.