Received: 3 December 2020
Accepted: 15 April 2021
First Online: 28 April 2021
: The need for ethics approval for this retrospective analysis of routine clinical data was waived by the local ethics board (Ethik-Kommission–Ärztekammer Nordrhein). Patients provided written informed consent for the storage, analysis, and publication of routinely collected data.
: Not applicable (no individual or identifiable data).
: Stephan Buse acts as a proctor for the DaVinci Si-HD® system, Intuitive Surgical Inc., Sunnyvale, US. All other authors do not report any competing interests.