Received: 21 July 2019
Accepted: 13 September 2019
First Online: 22 October 2019
Ethics approval and consent to participate
: The study concept was presented to the local ethics committee of the Ludwig Maximilians University of Munich (Chairman: Prof. Dr. W. Eisenmenger) and received approval. This approval included consent to the use of human tissue (cadaver legs). The human tissue involved in this study was obtained from the Department of Pathology of the Ludwig Maximilians University of Munich. No tissue was obtained from prisoners.
: Not applicable.The presented manuscript does not include any details, images, or videos relating to an individual person. The specimens pictured are entirely unidentifiable and there are no details on individuals reported within the manuscript.
: One author (PEM) is an advising surgeon of Aesculap R&D projects. Two of the authors (MFP; PEM) are getting research funding in correlation with Aesculap R&D projects. The other authors declared no conflict of interest.