*This commentary is taken from the discussion that followed the presentation of the previous paper at the 30th Annual Seminar of the American Academy of Cardiovascular Perfusion. Although the paper has been through Perfusion's stringent peer-review process, the commentary is a transcript of the discussion, edited for clarity, and the views expressed in the commentary are those of the commentators and do not necessarily represent, and should not be attributed to, the journal Perfusion, the Editors, or the Publisher, SAGE.
