PROBLEM TO BE SOLVED: To allow a subject to easily mount an electrode on an appropriate position by oneself.SOLUTION: A biological information acquisition device according to the present disclosure includes: a plurality of bendable accessories having electrodes for acquiring biological information when mounted on a body and a connector for connecting the plurality of accessories to each other. One of the accessories is mounted on a chest and acquires a chest lead waveform of an electrocardiograph as the biological information, and one of the accessories is mounted on a right arm or a left arm and acquires a limb lead waveform of the electrocardiograph as the biological information, and one of the accessories is mounted on a waist and acquires the limb lead waveform of the electrocardiograph as the biological information.COPYRIGHT: (C)2015,JPO&INPIT【課題】被検者自身が適正な位置に電極を容易に装着できるようにする。【解決手段】本開示に係る生体情報取得装置は、身体に装着されて生体情報を取得する電極が設けられた、屈曲可能な複数の装身具と、前記複数の装身具を接続するコネクタと、を備える。装身具の1つは胸部に装着され、心電の胸部誘導波形を生体情報として取得し、装身具の1つは右腕又は左腕に装着され、心電の四肢誘導波形を生体情報として取得し、装身具の1つは腰に装着され、心電の四肢誘導波形を生体情報として取得する。【選択図】図2