PROBLEM TO BE SOLVED: To provide a disposal container of syringes, allowing stably storing used pen type syringes.SOLUTION: There are included a container body 1, and a lid 2 fitted to the container body 1. The lid 2 has a lid body 8 penetrated with a plurality of insertion holes 3 to insert prescribed pen type syringes S, and a subsidiary lid 4 capped to the lid body 8 in an openable/closable manner. A plurality of elastic pieces 5 having an arc-shaped cross section are formed by a plurality of slits 7 in the lower half part of the insertion hole 3, and an inner surface bottom edge 5b each of the elastic pieces 5 is provided with an anti-loosening pawl part 6 unseparably holding the inserted pen-type syringe S.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2016,JPO&INPIT【課題】使用済みのペン型注射器を安定して収納できる注射器の廃棄容器を提供する。【解決手段】容器本体1と、容器本体1に嵌着される蓋2とを備え、蓋2は、所定のペン型注射器Sを挿入可能な複数の挿入孔3が貫設された蓋本体8と、蓋本体8に開閉自在に施蓋される副蓋4とを、有し、挿入孔3の下半部に、複数本のスリット7によって断面弧状の弾性片5が複数枚形成され、各弾性片5の内面下端5bに、挿入されたペン型注射器Sを離脱不可能に保持する抜止め爪部6を有している。【選択図】図3