SBRT2015

Patient specific pre-treatment QA

• Dry run or simulation on the treatment machine

Acquisition of kV fluoro sequence 20s and IR marker motion

Detection Visicoil and Building correlation model (IR vs internal motion)

Gimbals tracking (IR marker driven)

Patient Positioning (X-ray, CBCT)

60s, 1Hz

Monitoring kV imaging (0.2 Hz -1 Hz)

Patient training Feasibility study

! ! ! !

Assessment of tracking error

Acquiring patient specific respiration signal for QA

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SBRT 2015 - D. Verellen