Nickel, Felix
Probst, Pascal
Studier-Fischer, Alexander
Nienhüser, Henrik
Pauly, Jana
Kowalewski, Karl-Friedrich
Weiterer, Sebastian
Knebel, Philipp
Diener, Markus K.
Weigand, Markus A.
Büchler, Markus W.
Schmidt, Thomas
Müller-Stich, Beat P. https://orcid.org/0000-0002-8552-8538
Article History
Received: 10 May 2020
Accepted: 11 December 2020
First Online: 11 January 2021
Ethics approval and consent to participate
: This protocol study received approval from the Ethics Committee of the University of Heidelberg (registration number S-317/2017). All patients receive clarifications regarding the objectives and procedures and written informed consent will be obtained from those who agree to participate.
: Written informed consent for publication of the clinical images will be obtained from the participants.
: The authors declare that they have no conflicts of interest or relevant financial ties to disclose. Felix Nickel reports support for courses and travel from Johnson and Johnson, Medtronic, Intuitive Surgical, Cambridge Medical Robotics, and KARL STORZ as well as consultancy fees from KARL STORZ.