GBR bone nail

The utility model belongs to the technical field of bone nails, and discloses a GBR bone nail which comprises a connecting plate, a rectangular notch is formed in the connecting plate, a plurality of bone nails are vertically arranged in the rectangular notch, a concave plate capable of moving left and right is arranged at the top of the connecting plate, and an internal thread sleeve is fixedly connected to the top of the concave plate. External threads matched with the internal thread sleeves are formed in the outer walls of the bone nails, sliding rails are fixedly connected to the outer walls of the front side and the rear side of the connecting plate, and sliding grooves matched with the sliding rails are formed in the inner walls of the front side and the rear side of the concave plate. According to the GBR bone nail, by arranging the sliding rail, the bone nail is not prone to slipping off when installed from the side face or the lower face, under the mutual cooperation of the limiting plate and the bo