Rush Nails Stainless Steel Zoom Rush Nails are intended for fractures of Diaphyseal or Metaphyseal fractures of long bones like Femur, Tibia, Fibula, Humerus, Radius, and Ulna. The pointed tip facilitates easy insertion. Rush Nails are intended for fractures of Diaphyseal or Metaphyseal fractures of long bones like Femur, Tibia, Fibula, Humerus, Radius, and Ulna. The pointed tip facilitates easy insertion. The curve at the top prevents rotation and stabilizes the fracture.