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. Author manuscript; available in PMC: 2017 May 1.
Published in final edited form as: Ann Thorac Surg. 2016 May;101(5):1958–1962. doi: 10.1016/j.athoracsur.2015.12.075

Figure 2.

Figure 2

The printer is in the process of printing the model, laying down material in a thin layer and then exposing it to UV light to harden before the next layer is applied.