< Topic >The bone density measurement equipment which can lighten the job load of measurement preparation is offered.SolutionsThe bone density measurement equipment 1 which measures the bone density of the forearm of one side of the measuring object person, in x-ray generation section being provided in the position where it opposes 21 and x-ray generation section 21, the x-ray sensing station 22 which detects the x-ray tonnage and x-ray generation section it controls 21 and x-ray sensing station 22, the control section and the x-ray generation section when the forearm layout aspect 4 where are provided with 21 which measure the bone density from the detection result which is output from x-ray sensing station 22 and x-ray sensing station 22 and on the one hand forearm has been laid out on the forearm layout aspect 4, it is gripped by the hand of on the one hand forearmGrip 10 and, it has, grip 10 is installation and removal possible in position for the left forearm measurement of the forearm layout aspect 4 and position for dextral forearm measurement.< Choice figure >Drawing 1【課題】測定準備の作業量を軽減することができる骨密度測定装置を提供する。【解決手段】測定対象者の一方の前腕の骨密度を測定する骨密度測定装置1であって、X線発生部21と、X線発生部21に対向する位置に設けられて、X線量を検出するX線検出部22と、X線発生部21及びX線検出部22を制御し、X線検出部22から出力される検出結果から骨密度を測定する制御部と、X線発生部21とX線検出部22との間に設けられた前腕配置面4と、一方の前腕が前腕配置面4に配置された状態で、一方の前腕の手によって把持されるグリップ10と、を備え、グリップ10は、前腕配置面4の左前腕測定用の位置及び右前腕測定用の位置に着脱可能である。【選択図】図1