The invention provides an
embryo punching device which comprises an
embryo punching pipe and an
embryo punching gun connected with the embryo punching
pipe, the embryo punching gun comprises a hollow
gun barrel, one end of the hollow
gun barrel is provided with a gun head communicated with the embryo punching
pipe, a
plunger capable of reciprocating is arranged in the hollow
gun barrel, a first valve is arranged at the gun head, and a second valve is arranged at the gun head. The pipe wall of the hollow gun pipe is provided with an embryo flushing liquid inlet and a
recovery liquid outlet, a second valve is arranged at the embryo flushing liquid inlet, a third valve is arranged at the
recovery liquid outlet, the hollow gun pipe is provided with an air vent, a fourth valve is arranged at the air vent, and the
plunger is connected with a driving device used for driving the
plunger to move back and forth. A
pressure detection unit is arranged at the gun head of the hollow gun
barrel, a liquid level detection unit is arranged above the hollow gun
barrel or at the air vent, and the blank flushing gun further comprises a controller used for controlling the driving device to operate and controlling the valve to be opened and closed. The blank punching device provided by the invention can realize automatic inflation and automatic repeated blank punching.