PROBLEM TO BE SOLVED: To provide a cell placement device, a cell placement device assembly body, and a therapeutic method using the cell placement device capable of placing cells in a body cavity for the purpose of causing fluid factors to sufficiently act on a tissue.SOLUTION: A cell placement device assembly body 1 comprises: a cell placement device 2 for placing cells in a body cavity a device delivery member 3 which is formed connectable with the cell placement device 2 and delivers the connected cell placement device 2 into the body cavity a device main body 21 which is cylindrically shaped and can connect the cell placement device 2 with the device delivery member 3 and cell storage parts 22, 23 which are provided to communicate with the device main body 21 and are constituted of bag bodies for storage of cells. The cell placement device assembly body 1 is so structured as not to discharge the stored cells, and at least a part of the bag bodies is structured with a member permeable to the fluid factors discharged from the cells.COPYRIGHT: (C)2014,JPO&INPIT【課題】液性因子を十分に組織に作用させるために、細胞を体腔内に留置することのできる細胞留置デバイス、細胞留置デバイス組立体および前記細胞留置デバイスを用いた治療方法を提供する。【解決手段】細胞留置デバイス組立体1は、体腔内に細胞を留置するための細胞留置デバイス2と、細胞留置デバイス2と連結可能に構成され、連結した細胞留置デバイス2を体腔に送達させるためのデバイス送達部材3と、を有し、細胞留置デバイス2が、デバイス送達部材3と連結可能であり筒状をなすデバイス本体21と、デバイス本体21と連通して設けられ、細胞を収納可能な袋体からなる細胞収納部22、23とを有し、かつ、収納した細胞を放出しないように構成されており、袋体の少なくとも一部が、細胞から放出される液性因子を通過させることが可能な部材で構成されている。【選択図】図1
