1. Tissue Effect Research Group, Surgical Innovations, Advanced Energy & Stapling, Medtronic, Boulder, CO, 80301, US, e-mails: james.g.pappas@medtronic.com, julie.a.kurtenbach@medtronic.com, jeffrey.bruce.dunne@medtronic.com
2. Tissue Effect Research Group, Surgical Innovations, Advanced Energy & Stapling, Medtronic, Boulder, CO, 80301 US (Corresponding author), e-mail: susan.roweton@medtronic.com