1. Pall Medical, Pall Corporation, East Hills, New York, USA, jerry_ortolano@pall.com
2. Department of Cardiac Surgery, Boston University Medical Center, Boston, Massachusetts, USA, Department of Cardiac Surgery, University of Washington Medical Center, Seattle, Washington, USA
3. Department of Cardiac Surgery, Boston University Medical Center, Boston, Massachusetts, USA
4. Department of Cardiac Surgery, Boston University Medical Center, Boston, Massachusetts, USA, CT Surgical Unit, Columbia Hospital, University of Missouri, Columbia, Missouri, USA
5. Milwaukee School of Engineering, Milwaukee, Wisconsin, USA
6. Pall Medical, Pall Corporation, East Hills, New York, USA
7. St. Luke’s Hospital, Milwaukee, Wisconsin, USA