Prototype of real-time tumor-tracking system without implanted fiducial marker for proton therapy

T. Terunuma, T. Sakae, M. Ishida, M. Sato, K. Yasuoka, H. Kumada, T. Okumura, K. Tsuboi & H. Sakurai
Purpose: We developed a real-time tumor-tracking system without implanted fiducial marker. The purpose of this study is to verify technical accuracy of the system. Methods and materials: The developed tumor-tracking system utilizes a fluoroscopic x-ray image and patient’s respiratory waveform.[for full text, please go to the a.m. URL]