Slotted screw for use with a vertebral member

meeting at least one copy of the full length of a screw -- 延在する -- the screw for using it for the 椎骨 component which has one or more slots. A size setup of the slot is carried out so that a bone growth substance may be accommodated. Moreover, a part of full length of a screw may be equipped with the screw thread for assisting insertion and fixation of a screw into a 椎骨 component. A bone growth substance is stuffed into one or more Mizouchi in the case of use. If stuffed, a screw may be inserted by predetermined Mr. Fukashi into a 椎骨 component. In the depth, a slot supplies a bone growth substance to the position which can be arisen by bone growth. [Selection figure] Fig. 1