To provide a specimen sampling needle for a biopsy needle suitable for collecting a tissue piece having a thin shape or a hard tissue piece as a specimen.SOLUTION: The sample collection needle 1 is provided with a stem 2, a specimen sampling portion 3 having a helical groove portion 5 constituting a space for specimen collection on the side face, and a conical And a tip projecting portion 4. The specimen sampling portion 3 has a cutting edge 6 at the front end of the groove portion 5 and the cutting edge 6 has a cutting portion 7 for forming a cut along the outer periphery of the specimen sampling portion 3 with respect to the target tissue, And a scraping portion 8 for scraping the inside of the incision and feeding it into the groove portion 5.(FIG.【課題】より細い形状の組織片や硬い組織片を検体として採取するのに適した生検針用の検体採取針を提供する。【解決手段】検体採取針1は、柄部2と、検体採取用の空間を構成する螺旋状の溝部5を側面に有する検体採取部3と、これの前端から先端方向に突出した円錐状の先端突出部4とを備える。検体採取部3は、溝部5の前端に切削刃6を有し、切削刃6は、対象組織に対して検体採取部3の外周に沿った切込みを形成する切込部7と、対象組織における切込みの内側を削り取って溝部5に送り込む削取部8とを有する。【選択図】図2
