Fig. 4From: A mechanically validated open-source silicone model for the training of gastric perforation sewing(a) 3D-printed test stand with a foam padding serving as an underlayer for the silicone model to provide more flexibility. (b) finalised silicone training model of a gastric perforation: The model is fixed in the device, muscle side (sewing area) with 5 perforation holes and protruding mucosa (non-sewing area)Back to article page