PROBLEM TO BE SOLVED: To provide a container for an injection syringe capable of safely accommodating a liquid discharged from an injection syringe, and having an inexpensive price and a high productivity.SOLUTION: A injection syringe container 1 is constituted to comprise: a base part 11 having a communication hole 21a formed to insert the injection needle 112 of an injection syringe 100 a storage part 12 formed hermetically in the base part 11 an outer fence body 41 mounted in the base part 11 and formed with a space 13a communicating with the communication hole 21a, and having an aperture 46b communicating with the space 13a and the storage part 12 and a valve body 43 mounted in the outer fence body 41 for closing the communication hole 21a and the space 13a inbetween, and capable of opening and closing the opening 46b so that it can insert the injection needle 112 and can open the aperture 46b when the pressure in the space 13a is higher than that of the storage part 12.COPYRIGHT: (C)2016,JPO&INPIT【課題】注射器から排出される流体を安全に収容可能であって、且つ、安価で生産性が高い注射器用容器を提供すること。【解決手段】注射器用容器1は、注射器100の注射針112を挿入可能に形成された連通孔21aを有する基部11と、基部11に気密に設けられた貯留部12と、基部11に設けられ、連通孔21aと連通する空間13aを形成するとともに、空間13a及び貯留部12と連通する開口部46bを有する外郭体41と、外郭体41内に設けられ、連通孔21a及び空間13aの間を閉塞するとともに、開口部46bを開閉可能に形成され、注射針112を穿刺可能、且つ、空間13aの圧力が貯留部12の圧力よりも高いときに開口部46bを開放する弁体43と、を備える構成とする。【選択図】 図1