1 Title page Increase of accuracy in intraoperative navigation through high resolution flat-panel Volume-CT: Experimental comparison to multi-slice-CT based navigation Basic Science Report Dr. Soenke H Bartling 1 Dr. Martin Leinung 2 Dr. Thomas Rodt 1 Dipl.-ing. Christian Dullin 3 Prof. Dr. Hartmut Becker 1 Prof. Dr. Thomas Lenarz 2 PD Dr. Timo Stöver 2 Dr. Omid Majdani 2 1 Dept. of Neuroradiology, Hannover Medical School, Hannover, Germany 2 Dept. of Otorhinolaryngology, Hannover Medical School, Hannover, Germany 3 Dept. of Diagnostic Radiology, Goettingen University Hospital, Goettingen, Germany Corresponding author and reprint requests: Soenke Bartling Dept. of Neuroradiology, OE 8210 Hannover Medical School Carl-Neuberg-Str. 1 30625 Hannover Germany soenkebartling@gmx.de Phone: +49 511 532 6654 Fax: +49 511 532 5876 Short title page Increase of accuracy in intraoperative navigation through high resolution flat-panel Volume-CT: Experimental comparison to multi-slice-CT based navigation Basic Science Report