초록 ▼

According to some aspects, a laminate panel is provided. The laminate panel comprises at least one laminate layer including at least one non-conductive layer and at least one conductive layer patterned to form at least a portion of a B0 coil configured to contribute to a B0 field suitable for use in

According to some aspects, a laminate panel is provided. The laminate panel comprises at least one laminate layer including at least one non-conductive layer and at least one conductive layer patterned to form at least a portion of a B0 coil configured to contribute to a B0 field suitable for use in low-field magnetic resonance imaging (MRI).

대표청구항 ▼

1. A component for use in magnetic resonance imaging of an object, the component comprising: a B0 magnet configured to produce a static B0 magnetic field to align atomic spins of the object in a direction of the B0 magnetic field for performing magnetic resonance imaging, the B0 magnet comprising at

1. A component for use in magnetic resonance imaging of an object, the component comprising: a B0 magnet configured to produce a static B0 magnetic field to align atomic spins of the object in a direction of the B0 magnetic field for performing magnetic resonance imaging, the B0 magnet comprising at least one laminate panel comprising at least one laminate layer including at least one non-conductive layer and at least one conductive layer patterned to form at least one B0 coil configured to produce, when operated, substantially all of the static B0 magnetic field. 2. The component of claim 1, wherein the at least one laminate layer comprises a plurality of laminate layers having formed thereon the at least one B0 coil configured to generate the static B0 magnetic field. 3. The component of claim 2, wherein each of the plurality of laminate layers has at least one B0 coil formed thereon. 4. The component of claim 3, further comprising one or more vias electrically connecting the at least one B0 coil formed on each of the plurality of layers. 5. The component of claim 4, wherein the one or more vias are arranged to reduce parasitic effects on the static B0 magnetic field. 6. The component of claim 3, wherein at least one B0 coil is patterned using a different geometry than at least one other B0 coil. 7. The component of claim 3, wherein each of the at least one B0 coils comprises a plurality of turns of a conductor. 8. The component of claim 7, wherein at least one B0 coil, when operated, conducts current in a direction opposite to at least one other B0 coil. 9. The component of claim 7, wherein at least one of the plurality of laminate layers has a plurality of B0 coils formed thereon. 10. The component of claim 9, wherein at least one of the plurality of B0 coils, when operated, conducts current in a direction opposite to at least one other of the plurality of B0 coils patterned on a respective layer of the plurality of laminate layers. 11. The component of claim 7, wherein the plurality of turns of the conductor of at least one B0 coil are patterned in a circular geometry. 12. The component of claim 7, wherein the plurality of turns of the conductor of at least one B0 coil is patterned in a spiral geometry. 13. The component of claim 1, wherein at least one laminate layer has patterned thereon at least one gradient coil configured to, when operated, generate or contribute to a magnetic field to provide spatial encoding of emitted magnetic resonance (MR) signals. 14. The component of claim 13, wherein the at least one gradient coil comprises at least one x-gradient coil, at least one y-gradient coil, and at least one z-gradient coil to provide spatial encoding in x, y, and z directions, respectively. 15. The component of claim 14, wherein: the x-gradient coil is formed, via chemical etching, on a plurality of layers of the at least one laminate panel;the y-gradient coil is formed, via chemical etching, on a plurality of layers of the at least one laminate panel; andthe z-gradient coil is formed, via chemical etching, on a plurality of layers of the at least one laminate panel. 16. The component of claim 13, wherein at least one gradient coil is patterned, at least in part, on at least one laminate layer on which at least one B0 coil is patterned. 17. The component of claim 13, wherein at least one gradient coil is patterned, at least in part, on a laminate layer on which no B0 coil is patterned. 18. The component of claim 1, wherein at least one laminate layer has patterned thereon one or more shim coils configured to, when operated, contribute to the static B0 magnetic field to affect the homogeneity of the static B0 magnetic field. 19. The component of claim 18, wherein at least one B0 coil provides at least one shim coil that can be operated independently of at least one other B0 coil. 20. The component of claim 1, where at least one laminate layer comprises electromagnetic shielding formed thereon. 21. The component of claim 20, wherein the electromagnetic shielding comprises a conductive mesh formed on at least one laminate layer. 22. The component of claim 1, wherein at least one conductive layer comprises copper. 23. The component of claim 22, wherein at least one conductive layer comprises heavy copper. 24. The component of claim 22, wherein at least one conductive layer comprises extreme copper. 25. The component of claim 1, wherein at least one conductive layer comprises aluminum. 26. The component of claim 1, wherein the at least one laminate panel comprises a first laminate panel and a second laminate panel arranged in a bi-planar arrangement. 27. The component of claim 26, wherein when operated, the component produces the static B0 magnetic field at a field strength of less than or equal to approximately 0.2 T and greater than or equal to approximately 0.1 T. 28. The component of claim 27, wherein when operated, the component produces the static B0 magnetic field at a field strength of less than or equal to approximately 0.1 T and greater than or equal to approximately 0.05 T. 29. The component of claim 28, wherein when operated, the component produces the static B0 magnetic field at a field strength of less than or equal to approximately 0.05 T and greater than or equal to approximately 20 mT. 30. The component of claim 29, wherein when operated, the component produces the static B0 magnetic field at a field strength of less than or equal to approximately mT and greater than or equal to approximately 10 mT. 31. The component of claim 26, wherein when operated, the component produces the static B0 magnetic field at a field strength of approximately 20 mT or less. 32. The component of claim 31, wherein when operated, the component produces the static B0 magnetic field at a field strength of approximately 10 mT or less. 33. The component of claim 26, wherein when operated, the component produces the static B0 magnetic field at a field strength of less than or equal to approximately mT and greater than or equal to approximately 5 mT. 34. The component of claim 26, wherein the first laminate panel and the second laminate panel each have dimensions of approximately 8″×8″ or more. 35. The component of claim 34, wherein the first laminate panel and the second laminate panel each have dimensions of approximately 16″×16″ or more. 36. The component of claim 35, wherein the first laminate panel and the second laminate panel each have dimensions of approximately 22″×22″ or more. 37. The component of claim 1, wherein the at least one B0 coil is configured to produce, when operated, the static B0 magnetic field having a field strength of greater than or equal to approximately 5 mT. 38. The component of claim 1, wherein the at least one B0 coil is formed on at least five separate laminate layers of the at least one laminate panel. 39. The component of claim 1, wherein the at least one B0 coil is formed on at least ten separate laminate layers of the at least one laminate panel. 40. The component of claim 1, wherein the at least one B0 coil is formed on at least twenty separate laminate layers of the at least one laminate panel.