Novel push blade

The utility model relates to a novel push blade, and belongs to the technical field of medical instruments. A first push broach single piece, a second push broach single piece, a third push broach single piece and a fourth push broach single piece of the novel push broach blade are stacked together, one end of each of the first push broach single piece, the second push broach single piece, the third push broach single piece and the fourth push broach single piece is provided with a connecting dovetail, and the connecting dovetail and a push broach head are directly fixed together through laser welding. Compared with traditional resistance welding, laser welding is efficient and rapid, and the welding seam strength is high; the push broach head is provided with the clamping groove and the installation hole, installation of the push broach head is facilitated, the strength of the push broach blade is improved through the design of the inner connection reinforcing rib and the outer connection reinforcing rib, an