PROBLEM TO BE SOLVED: To provide a sterilization cap that can surely clean and sterilize a male connector connection part.SOLUTION: A sterilization cap 1 comprises a first member 4, a second member 5, and a cleaning member 3. The first member 4 holds a male connector connection part 104. The second member 5 is connected to the first member 4 so as to be approachable to and separable from the first member 4, and sandwiches the male connector connection part 104 between the first member 4. The cleaning member 3 is installed in the second member 5 and includes an impregnation part 12 impregnated with an antiseptic solution. The impregnation part 12 has a cleaning part 14 that passes through a top surface part 104b from the outside of one end of the top surface 104b and moves to the outside of the other end opposite the one end.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2016,JPO&INPIT【課題】確実にオスコネクタ接続部を清拭し、消毒することができる消毒キャップを提供する。【解決手段】消毒キャップ1は、第1部材4と、第2部材5と、清拭部材3と、を備えている。第1部材4は、オスコネクタ接続部104を保持する。第2部材5は、第1部材4に接近及び離反可能に連結されて、第1部材4と共にオスコネクタ接続部104を挟持する。清拭部材3は、第2部材5に設けられ、消毒液が含浸される含浸部12を有する。含浸部12は、天面部104bの一端部の外側から、天面部104bを通過し、一端部と反対側の他端部の外側まで移動する清拭体14を有する。【選択図】図3