A novel synchronised diastolic injection method to reduce contrast volume during aortography for aortic regurgitation assessment: in vitro experiment of a transcatheter heart valve model

Yosuke Miyazaki1, MD, PhD; Mohammad Abdelghani2, MD, MSc; Ellen S. de Boer3, BSc; Jean-Paul Aben4, MSc; Math van Sloun5, BSc; Todd Suchecki5, BSc; Marcel van ‘t Veer6, PhD; Carlos Collet2, MD; Taku Asano2, MD; Yuki Katagiri2, MD; Erhan Tenekecioglu1, MD; Osama I.I. Soliman1,7, MD, PhD; Yoshinobu Onuma1,7, MD, PhD; Robbert de Winter2, MD, PhD; Pim Tonino6, MD, PhD; Frans N. van de Vosse3, PhD; Marcel C.M. Rutten3, PhD; Patrick W. Serruys8*, MD, PhD