The invention discloses a novel syringe comprising a needle cylinder (1) which contains a piston (2) therein; a piston shaft (3) is connected to the piston (2); the piston shaft(3) is provided with apiston handle (4); a nipple (5) is installed at bottom of the needle cylinder (1); the nipple (5) sleeves on a needle tip (6). The invention has following beneficial effects: the syringe has reasonable design and simple structure. When the syringe is being used, expected effects can be achieved; the piston can be better clung to the needle cylinder during injecting; the piston can be pushed in smoothly and the injection is quick and convenient.