First Online: 12 July 2019
Compliance with ethical standards
: This study was supported by Delfi Medical Innovations Inc. who provided a pneumatic variable contour cuff and PT device for the study.
: Dr. Luke Hughes, Dr. Benjamin Rosenblatt, Prof. Fares Haddad, Prof. Conor Gissane, Mr. Daniel McCarthy, Mr. Thomas Clarke, Mr. Graham Ferris, Miss. Joanna Dawes, Dr. Bruce Paton and Dr. Stephen David Patterson have no conflicts of interest that are directly relevant to the content of this article.
: Ethical approval for the research was granted by the NHS Health Research Ethics Committee and University Ethics Committee. Written informed consent was obtained from each of the participants in compliance with the Declaration of Helsinki (2013).