PROBLEM TO BE SOLVED: To provide a circulatory organ function measuring instrument for accurately measuring a circulatory organ function of a subject.SOLUTION: The circulatory organ function measuring instrument includes: a cuff 11 for compressing into one part body of a subject a compression pressure detection unit 13 for detecting compression pressure a compression pressure control unit 12 for changing the compression pressure a pulse wave sensor 14 for detecting pulse wave information according to the magnitude of the pulse wave generated one part body in a process for changing the compression pressure associated with the compression pressure a blood pressure calculation unit 15 for calculating a blood pressure value of the subject a pulse wave correcting unit 16 for generating the corrected pulse wave information corrected so as to prevent disparity of the pulse wave information base on the conflict degree of the variation part and the pulse pressure of the compression pressure between continuously performing the detected pulses a vascular characteristic curve calculating unit 17 for calculating a vascular characteristic curve based on the corrected pulse wave information obtained from compression start to compression finish by a compressing unit a storing unit 18 for storing the vascular characteristic curve corresponding to the compression pressure and a vascular hardness measuring unit 19 for measuring a circulatory organ function using the vascular characteristic curve.COPYRIGHT: (C)2013,JPO&INPIT【課題】被測定者の循環器機能を正確に測定することができる循環器機能測定装置を提供する。【解決手段】被測定者の身体の一部を圧迫するカフ11と、圧迫圧力を検出する圧迫圧力検出部13と、圧迫圧力を変化させる圧迫圧力制御部12と、圧迫圧力を変化させる過程で身体の一部に生じる脈波の大きさに関する脈波情報を圧迫圧力に関連付けて検出する脈波検出部14と、被測定者の血圧値を算出する血圧算出部15と、時系列的に連続した検出脈波間における圧迫圧力の変化分と脈圧との不一致度合に基づき脈波情報を不一致が解消するように補正した補正脈波情報を生成する脈波補正部16と、圧迫部による圧迫開始から圧迫終了までに得られる補正脈波情報に基づく血管特性曲線を算出する血管特性曲線算出部17と、圧迫圧力に対応付けて血管特性曲線を記憶する記憶部18と、血管特性曲線を利用して循環器機能の測定を行う血管硬さ測定部19と、を備えた。【選択図】図1
