1. Department of Biomedical Engineering, Fraunhofer Institut for Biomedical Engineering, St. Ingbert, Germany
2. Department of General, Visceral, and Transplant Surgery, University Medicine Center, Johannes Gutenberg University, Mainz, Germany
3. Department of Research and Development, inomed Medizintechnik GmbH, Emmendingen, Germany
4. Department of Biomedical Engineering, Fraunhofer Institute for Biomedical Engineering, St. Ingbert, Germany
5. Department of Automatics and Biomedical Engineering, AGH – University of Science and Technology, Kraków, Poland