Stem cell perfusion device

The utility model provides a perfusion device for stem cells, and relates to the field of cell culture. The stem cell perfusion device comprises a table and a perfusion bottle, a waste liquid pipe is arranged on one side of the perfusion bottle, the bottom of the waste liquid pipe is fixedly connected with a collecting box, the collecting box temporarily stores waste liquid, the bottom of the collecting box is fixedly connected with a three-way valve, and the three-way valve is provided with a waste discharge pipe and a bent pipe. According to the perfusion device for the stem cells, an electric push rod works to drive a waste liquid bottle filled with waste liquid to move, the waste liquid bottle filled with the waste liquid is replaced to be empty, and then the empty waste liquid bottle is pushed to the outer side of a waste discharge pipe. Through cooperation of two electric push rods, two push plates, two gravity sensors, a waste discharge pipe, a bent pipe, a three-way valve, a button and an auxiliary bu