1Department of Neurosurgery, National Hospital of Neurology and Neurosurgery, London, UK. h.marcus@ucl.ac.uk.
2Wellcome/Engineering and Physical Sciences Research Council (EPSRC) Centre for Interventional and Surgical Sciences (WEISS), London, UK. h.marcus@ucl.ac.uk.
3Department of Obstetrics and Gynaecology, Houston Methodist Hospital Neal Cancer Center, Houston, TX, USA.
4Department of Neurosurgery, National Hospital of Neurology and Neurosurgery, London, UK.
5Wellcome/Engineering and Physical Sciences Research Council (EPSRC) Centre for Interventional and Surgical Sciences (WEISS), London, UK.
6RCS Surgical Interventional Trials Unit (SITU) & Robotic and Digital Surgery Initiative (RADAR), Nuffield Dept Orthopaedics, Rheumatology and Musculo-skeletal Sciences, University of Oxford, Oxford, UK.
7Department of Gynaecological Oncology, Apollo Hospital, Bengaluru, India.
8Department of Anaesthesia and Perioperative Medicine, Medical University of South Carolina, Charleston, SC, USA.
9NIHR Coordinating Centre and Clinical Trials Unit, University of Southampton, Southampton, UK.
10Department of Philosophy, Macquarie University, Sydney, Australia.
11Department of Anesthesia & Perioperative Medicine, University of Western Ontario, Ontario, Canada.
12Department of Medical Gerontology, School of Medicine, Trinity College Dublin, Dublin, Republic of Ireland.
13Department of Medical Imaging, Radboudumc, Nijmegen, the Netherlands.
14Department of Biomedical Engineering and Imaging Sciences, King's College London, London, UK.
15King's Health Partners Academic Surgery, King's College London, London, UK.
16Moon Surgical, Paris, France.
17RCSEng Surgical Trials Centre, Leeds Institute of Clinical Trials Research, University of Leeds, Leeds, UK.
18Bowel Research UK, London, UK.
19School of Biomedical Engineering & Imaging Sciences, King's College London, London, UK.
20Department of Surgery, Geneva University Hospital, Geneva, Switzerland.
21Nuffield Department of Surgical Sciences, University of Oxford, John Radcliffe Hospital, Oxford, UK.
22Nuffield Department of Surgical Sciences, University of Oxford, John Radcliffe Hospital, Oxford, UK. peter.mcculloch@nds.ox.ac.uk.