PROBLEM TO BE SOLVED: To provide a magnetic resonance imaging device for performing ROI setting suitable for analysis by automatically dividing two activation areas even in the case that there area the two activation areas respectively corresponding to two adjacent sections in a functional brain image.SOLUTION: The magnetic resonance imaging device includes imaging execution means 41b for executing imaging for acquiring a functional brain image of a subject, brain area division means 41e for dividing a brain area included in the functional brain image into a plurality of division areas according to a standard brain map in which a standard brain is divided into a plurality of division areas, activation calculation means 41f for acquiring an activation area in each division area about at least one division area among the plurality of division areas of the subject, and ROI setting means 41g for setting an area of interest for performing analysis on the basis of the activation area.COPYRIGHT: (C)2015,JPO&INPIT【課題】脳機能画像に、隣り合う2個の区分にそれぞれ対応する2個の賦活領域が存在する場合であっても、2個の賦活領域を自動的に分割し、解析に適したROI設定を行なう磁気共鳴イメージング装置を提供する。【解決手段】被検体の脳機能画像を得るための撮像を実行させる撮像実行手段41bと、標準脳が複数の分割領域に分割された標準脳マップに従って、脳機能画像に含まれる脳領域を、複数の分割領域に分割する脳領域分割手段41eと、被検体における複数の分割領域のうち少なくとも1個の分割領域について、分割領域毎に賦活領域を求める賦活算出手段41fと、賦活領域に基づいて、解析を行なうための関心領域を設定するROI設定手段41gと、を有する。【選択図】図4
