PROBLEM TO BE SOLVED: To provide a medical implement housing box and a medical implement set, which reliably prevent a first medical implement from being crushed under a load from a second medical implement.SOLUTION: The medical implement housing box 2 includes: a first box body 3 which has upper lids 33a-33d and houses the first medical implement at a lower side part inside an internal space 34 and a second box body 4 which is housed at a part on the upper side of the first medical implement inside the internal space 34, and supports the second medical implement in the housed state. The second box body 4 includes engaging pieces 43b and 43d to be engaged with the upper lids 33a, 33b and 33d among the upper lids 33a-33d in the housed state.COPYRIGHT: (C)2013,JPO&INPIT【課題】第1の医療用具が第2の医療用具からの荷重で押し潰されるのを確実に防止することができる医療用具収納箱および医療用具セットを提供すること。【解決手段】医療用具収納箱2は、上蓋33a~33dを有し、内部空間34内の下側の部分に第1の医療用具が収納される第1の箱体3と、内部空間34内の第1の医療用具よりも上側の部分に収納され、その収納状態で第2の医療用具を支持する第2の箱体4と備えている。第2の箱体4は、収納状態で上蓋33a~33dのうちの上蓋33a、33b、33dに係合する係合片43b、43dを有している。【選択図】図7