CyberKnife with integrated CT-on-rails: System description and first clinical application for pancreas SBRT.

Purpose: This article reports on the integration of a sliding-gantry CT-on-rails with a robotic linear accelerator.

Methods: The system consists of a SOMATOM Definition AS CT scanner (Siemens Healthcare, Forchheim, Germany) and a CyberKnife M6 FIM (Accuray, Inc., Sunnyvale, CA, USA).