PROBLEM TO BE SOLVED: To shorten the time needed for sampling a tissue, and restrict exposure of radiation to a subject by securely and efficiently performing sampling of the tissue of a biopsy section in an inspection object regardless of the thickness of the inspection object in the subject.SOLUTION: The biopsy device 10 includes a biopsy section position information calculation part 280 to calculate a three-dimensional position of the biopsy section 36, a biopsy needle moving mechanism 56 to move a biopsy needle 64 along three axes, and/or rotate the biopsy needle 64 to incline toward the inspection object 22, a biopsy needle position information calculation part 264 to calculate a three-dimensional position of the biopsy needle 64, and a biopsy needle moving quantity calculation part 282 to calculate moving quantity of the biopsy needle 64 to the biopsy section 36 based on the three-dimensional position of the biopsy needle 64 and the three-dimensional position of the biopsy section 36.COPYRIGHT: (C)2011,JPO&INPIT【課題】被写体の検査対象物の厚みに関わりなく、検査対象物中の生検部位の組織の採取を確実に且つ効率よく行うことにより、前記組織の採取にかかる時間の短縮化や被写体に対する放射線の被爆量の抑制する。【解決手段】生検装置10は、生検部位36の三次元位置を算出する生検部位位置情報算出部280と、三軸方向に沿って生検針64を移動させ及び/又は検査対象物22に向かって傾くように生検針64を回動させる生検針移動機構56と、生検針64の三次元位置を算出する生検針位置情報算出部264と、生検針64の三次元位置及び生検部位36の三次元位置に基づいて生検部位36に対する生検針64の移動量を算出する生検針移動量算出部282とを有する。【選択図】図17
