PROBLEM TO BE SOLVED: To provide an accuracy test tool for a surgical operation support device which performs accuracy test with simplicity and high reproducibility for a surgical operation support device.SOLUTION: The tool comprises: medical image data containing information on a cross section of a bone, information identifying the position and orientation of a reference plane in the bone, and information showing the installation position and installation angle of an artificial joint with respect to the reference plane and a bone model containing the information showing the installation position and installation angle of the artificial joint with respect to the reference plane.SELECTED DRAWING: Figure 9COPYRIGHT: (C)2018,JPO&INPIT【課題】手術支援装置に対し簡便かつ再現性の良い精度検証を行う手術支援装置の精度検証ツールを提供する。【解決手段】骨の断面の情報と、骨における基準平面の位置及び向きを特定する情報と、基準平面に対する人工関節の設置位置及び設置角度を示す情報とを含む医用画像データと、基準平面に対する人工関節の設置位置及び設置角度を示す情報を含む骨の模型とを備える。【選択図】図9