PROBLEM TO BE SOLVED: To improve the reliability of a blood pressure measured value in measuring blood pressure using a plurality of pressure sensors.SOLUTION: This electronic sphygmomanometer includes: a cuff mounted to a measured part a pressure regulating part 111 regulating pressure applied to the cuff a pressure detecting means including the plurality of pressure sensors and detecting cuff pressure in the cuff based on pressure information output from the plurality of pressure sensors a blood pressure computing part 112 computing blood pressure based on the change of cuff pressure detected by the pressure detecting means when measuring the blood pressure a holding means for holding the cuff pressure to a predetermined pressure by the pressure regulating part 111 when measuring the blood pressure and a sensor abnormality detecting part 113 detecting abnormality on the plurality of pressure sensors according to the pressure information output from the plurality of pressure sensors in a state of holding the cuff pressure to the predetermined pressure by the holding means.COPYRIGHT: (C)2011,JPO&INPIT【課題】複数の圧力センサを用いた血圧測定において血圧測定値の信頼性を向上させる。【解決手段】電子血圧計は、測定部位に装着するカフと、カフに加える圧力を調整する圧力調整部111と、複数の圧力センサを含み、複数の圧力センサから出力される圧力情報に基づきカフ内のカフ圧を検出するための圧力検出手段と、血圧測定時において、圧力検出手段が検出するカフ圧の変化に基づき血圧を算出する血圧算出部112と、血圧測定時に圧力調整部111によってカフ圧を所定圧に保持する保持手段と、保持手段がカフ圧を所定圧に保持する状態において、複数の圧力センサから出力される圧力情報に従い、複数の圧力センサについて異常を検出するセンサ異常検出分113と、を備える。【選択図】図3
