PROBLEM TO BE SOLVED: To prevent a lead connected to a medical instrument from being entangled with a planting device when planting the medical instrument in vivo.SOLUTION: The planting device 11 includes: a lead 2 which is to be planted in vivo a medical instrument 1 to which one end of the lead 2 is connected, and which is to be planted in vivo a lead holding member 3 which is connected to the medical instrument and holds the lead 2 in a state where the lead 2 is wound a rotation part 13 which has a guide on an outer peripheral surface and plants the lead holding member 3 in vivo and a support part 14 which has a lead fixing part 14b for fixing a part of the lead 2 and an insertion part 14a to be fitted with the guide of the rotation part 13, and which supports the rotation part 13 in a state where the rotation part 13 is inserted.COPYRIGHT: (C)2013,JPO&INPIT【課題】生体内に医療器具を植え込む際に、医療器具に接続されたリードが植え込み装置に絡みつかないようにすること。【解決手段】植え込み装置11は、生体内に植え込まれるリード2と、リード2の一端が接続され、生体内に植え込まれる医療器具1と、医療器具に接続され、リード2が巻回された状態でリード2を保持するリード保持部材3と、外周面にガイドを有し、リード保持部材3を生体内に植え込む回転部13と、リード2の一部を固定するリード固定部14bと、回転部13のガイドと嵌合する挿通部14aとを有し、回転部13が挿通された状態で回転部13を支持する支持部14と、を備える。【選択図】図2