For our midterm project in Yury Gitman's Interactive Major Studio, we made a teddy bear that had a beating heart, lungs, and tons of sensors that felt chest compressions, its physical orientation (with an accelerometer, ) the instruments placed into its mouth, and a magnet to trip the switch we placed in the "paddle" that would restart his heart.

Here is how the trauma bear play testing went down (maddest possible props to Tracy for editing this):

and here's a clip of what we did leading up to this: