Figure 2.

(a) The bigger frame arm of the fake abdominal wall inserted in the adjustable handle and the rotating feature that moves the arm vertically and horizontally (b) The fake abdominal wall made of a round piece of EVA paper and cleaning sponge with a trocar and a forceps passing through (c) The surgeon's view of the fake abdominal wall. The EVA paper is put over and fixed on the frame arm depicted on Figure 3a (d) A handycam is secured with masking tape on the smaller frame arm