Anchorage nail

The utility model relates to the technical field of oral instruments, in particular to an anchorage nail which comprises a nail cap and a nail body, the nail cap is connected with the nail body, spiral threads are arranged outside the nail body, an antibacterial space is formed in the nail body, and a through hole communicated with the antibacterial space is formed in the nail body in the radial direction. The end, away from the nail cap, of the nail body is provided with a tip end, the tip end is provided with a chip discharging opening, the chip discharging opening is communicated with the antibacterial space, the inner wall of the antibacterial space is provided with a flow guide groove, and the flow guide groove is communicated with the through hole. The present application has an effect of reducing the occurrence of inflammation around and in anchorage pores. 本申请涉及口腔器械的技术领域，尤其是涉及一种支抗钉,其包括钉帽和钉体，所述钉帽和钉体连接，所述钉体外部设置有螺旋纹，所述钉体内部开设有抗菌空间，所述钉体径向开设有连通抗菌空间的通孔，所述钉体远离钉帽的一端设置有尖端，所述尖端开设有排削口，所述排削口与抗菌空间连通，所述抗菌空间的内壁设置有导流槽