3D-printed artificial heart beats just like the real thing

This piece is about a soft artificial heart that mimics a normal human heart, though it beats by compressed air flow.  It was created at ETH Zurich using 3-D printing with silicone.  The limiting factor was that it only beat for about a half hour before failing, and unfortunately the article doesn’t say how this heart broke.  Apparently, the silicone didn’t hold up; so, the search will go on for a more durable material. A video shows the printing process.   MORE

Image Credit:  NewAtlas.com