A kind of movable skull fixed plate for having draining hole of what is closed in this creation system, with the aperture of what covering skull, it is that hinges by being connected and sheet lid are formed, wherein in the part of sheet lid, it is to be connected with hinges in addition to a part of side edge, another part of its side edge then forms draining hole because of structure curl, for doctor is inserted into drainage tube and surplus liquid is allowed to be smoothly discharged, and can terminate Hou in drainage and directly take drainage tube away. In addition to this, the scalp of sufferer is also allowed head to maintain normal shape by the support of sheet lid.本創作係關於一種具引流口之活動式顱骨固定板，用於覆蓋顱骨之開孔，其係由相連接之鉸合件以及片狀蓋體所組成，其中在片狀蓋體的部分，其除了側邊緣之一部分係與鉸合件相連接，其側邊緣之另一部分則因結構翹曲而形成引流口，其可供醫師插入引流管而讓多餘液體順利排出，並且可在引流結束後直接抽走引流管。除此之外，病患的頭皮也受到片狀蓋體的支撐而讓頭部維持正常的外形。
