Features:

1.Mechanical breathing device: the electronic standardized patient with spontaneous breathing, chest and

abdominal breathing movement;

2.Collarbone midline (double side) before the second rib, liquid (double side) between the front rib or hydraulic

line 5, respectively implemented drainage tube placement, and visible sealed bottle inside liquid level fluctuates up

and down with the breath;

3.Possible postoperative drainage tube nursing training.