PROBLEM TO BE SOLVED: To prevent degradation in accuracy in magnetic resonance imaging associated with position variation of a conductor wire.SOLUTION: A gradient magnetic field coil 13 is formed in a cylindrical shape, and is provided with: a conductor wire part 130 which is obtained by hardening conductor wires 131, 135 for generating a gradient magnetic field, with resin and a fixing tool 140 which fixes the conductor wire part 130 hardened with resin, from the outer periphery.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2016,JPO&INPIT