Address correspondence to: Hans F. Fuchs, MD, Head Surgeon Robotic Surgery, Assistant Professor of Surgery, University of Cologne,
Department of General, Visceral, Cancer and Transplantation Surgery, Kerpener Str. 62, 50937 Köln, Germany. Tel: +49-221-478-4801;
Fax: +49-221-478-4843; Email: hans.fuchs@uk-koeln.de
© The Author(s) 2021. Published by Oxford University Press on behalf of International Society for Diseases of the Esophagus.
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Diseases of the Esophagus (2022), 35, 1–24
https://doi.org/10.1093/dote/doab055
Original Article
Robotic-assisted minimally invasive esophagectomy (RAMIE) for esophageal
cancer training curriculum—a worldwide Delphi consensus study
Hans F. Fuchs,
1
Justin W. Collins,
2
Benjamin Babic,
1
Christopher DuCoin,
3
Ozanan R. Meireles,
4
Peter P. Grimminger,
5
Matthew Read,
6
Abbas Abbas,
7
Rubens Sallum,
8
Beat P. Müller-Stich,
9
Daniel Perez,
10
Matthias Biebl,
11
Jan-Hendrik Egberts,
12
Richard van Hillegersberg,
13
Christiane J. Bruns
1
1
Department of General, Visceral, Cancer, and Transplantation Surgery, University of Cologne, Cologne, Germany
2
University College London Hospitals, London, UK
3
Department of Surgery, University of South Florida, Tampa,
USA
4
Department of Surgery, Harvard Medical School, Boston, USA
5
Department of General Surgery, University
of Mainz, Germany
6
University of Melbourne, Melbourne, Australia
7
Temple University, Philadelphia, USA
8
University of Sao Paulo, Sao Paulo, Brazil
9
Department of Surgery, University of Heidelberg, Heidelberg, Germany
10
Department of Surgery, University of Hamburg, Hamburg, Germany
11
Department of Surgery, Charité Berlin,
Berlin, Germany
12
Department of Surgery, University of Kiel, Kiel, Germany
13
Department of Surgery, University
of Utrecht, The Netherlands
SUMMARY. Background: Structured training protocols can safely improve skills prior initiating complex surgical
procedures such as robotic-assisted minimally invasive esophagectomy (RAMIE). As no consensus on a training
curriculum for RAMIE has been established so far it is our aim to define a protocol for RAMIE with the Delphi
consensus methodology. Methods: Fourteen worldwide RAMIE experts were defined and were enrolled in this
Delphi consensus project. An expert panel was created and three Delphi rounds were performed starting December
2019. Items required for RAMIE included, but were not limited to, virtual reality simulation, wet-lab training,
proctoring, and continued monitoring and education. After rating performed by the experts, consensus was defined
when a Cronbach alpha of ≥0.80 was reached. If ≥80% of the committee reached a consensus an item was seen
as fundamental. Results: All Delphi rounds were completed by 12–14 (86–100%) participants. After three rounds
analyzing our 49-item questionnaire, 40 items reached consensus for a training curriculum of RAMIE. Conclusion:
The core principles for RAMIE training were defined. This curriculum may lead to a wider adoption of RAMIE
and a reduction in time to reach proficiency.
KEY WORDS: training program., robotic-assisted minimally invasive esophagectomy (RAMIE), expert, Delphi
methodology, consensus.
INTRODUCTION
Esophageal cancer is an increasing disease, especially
in the western world.
1
Surgery is the cornerstone
of treatment for patients, mostly in the multimodal
setting.
2
It is well known that esophagectomy is
a complex procedure with a high percentage of
accompanying severe complications.
3 – 5
Minimally
invasive esophagectomy (MIE) and, more recently,
robotic-assisted minimally invasive esophagectomy
(RAMIE) seem to diminish these complications sig-
nificantly; results of the first randomized controlled
trials comparing these techniques to open or hybrid
esophageal cancer surgery were recently published.
6 , 7
There is still a substantial debate in the literature
whether patients benefit more from totally minimally
invasive procedures or hybrid minimally invasive
esophageal resection.
8
The usage of robotics is increasing worldwide, espe-
cially in general surgery. Extensive distribution of
robotic technology and associated increased experi-
ence of many surgeons are driving factors of this
development.
9
Totally minimally invasive Ivor Lewis
esophagectomy is among the most complex surgical
procedures and the extensive learning curve of this
procedure has been previously reported.
3
The recon-
struction phase and the technologies used in this part
of the operation are continuously discussed, and the
added dexterity of robotic systems may play a major
role in overcoming the difficulties of this step.
10
1
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