MAGNETIC RESONANCE IMAGING DEVICE AND MANUFACTURING METHOD THEREOF

摘要

A magnetic resonance imaging (MRI) device that includes a shim arranged at an external rim or internal rim in a gradient coil and a manufacturing method thereof are provided. The MRI device includes a static magnetic field coil unit forming a static magnetic field on a subject and a gradient coil unit forming a gradient magnetic field on the static magnetic field, wherein the gradient coil unit includes a shim arranged at an external rim therein. [Reference numerals] (152) Gradient coil unit; (170) Gradient coil; (171) Shield coil; (172) Cooling unit; (173) Shim