PROBLEM TO BE SOLVED: To provide a body fat measuring device capable of easily and accurately measuring a body fat area in a measurement object region of a subject.SOLUTION: A body fat measuring device 1 includes a belt 10 for measurement having a plurality of electrode pads 11 for measuring body fat and a plurality of strain gauges 12A-12H which is used by being wound around a measurement object region of a living body, an area ratio acquisition part for acquiring a visceral fat area ratio of the measurement object region based on a voltage signal acquired by a current flow between the plurality of electrode pads 11 for body fat measurement, a contour shape estimation part for estimating a contour shape of the measurement object region based on curvature data acquired from the strain gauges 12A-12H, and a total cross section area calculation part for calculating a total cross section area of the measurement object region based on the estimated contour shape, etc., and calculates a body fat area of the measurement object region based on a product of the visceral fat area ratio and the total cross section area.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2016,JPO&INPIT【課題】被験者の測定対象部位における体脂肪面積を簡便かつ高精度に計測できる体脂肪測定装置を提供する。【解決手段】体脂肪測定装置1は、複数の体脂肪測定用電極パッド11と、複数の歪みゲージ12A~12Hと、を有し、生体の測定対象部位に巻きつけられて使用される測定用ベルト10と、複数の体脂肪測定用電極パッド11間への通電により取得される電圧信号に基づいて、測定対象部位の内臓脂肪面積比を取得する面積比取得部と、歪みゲージ12A~12Hから取得した曲率データに基づいて、測定対象部位の輪郭形状を推定する輪郭形状推定部と、推定された輪郭形状等に基づいて、測定対象部位の総断面積を算出する総断面積演算部と、を備え、上記内臓脂肪面積比と総断面積との積に基づいて、測定対象部位の体脂肪面積を算出する。【選択図】図2
