Novalis Frameless Radiosurgery Department of Radiation Oncology University of Arizona Russell J. Hamilton, Ph.D. Medical Physicist
Novalis Linear Accelerator Photons ( 6 MV )
Gantry Rotation
Gantry Rotation
Gantry Rotation
Table Rotation
CT Simulation
CT Simulation Mask Fabrication
CT H&N Localizer
CT Simulation Positioning
CT Simulation Acquisition Definition
CT Simulation Localization Box Image
CT Simulation Targets
BrainScan Treatment Planning Isocenter 1
BrainScan Treatment Planning Isocenter 1
BrainScan Treatment Planning Isocenter 1
BrainScan Treatment Planning Isocenter 2
BrainScan Treatment Planning Isocenter 2
Novalis Head Frame Positioing Head ring placed on patient Patient CT scanned with localizer Treatment plan generated Isocenter position printed on paper Paper attached to TAPO Patient placed on treatment couch in localizer box Box aligned using TAPO
Novalis Head Frame Positioning
Novalis Head Frame Positioning
Novalis Head Frame Positioning
Novalis Head Frame Positioning
Novalis Head Frame Positioning
Novalis Head Frame Positioning
Novalis Head Frame Positioning Assumes target is in the identical position relative to the head ring as it was for CT scan Alignment based on visual alignment of lasers with TAPO on localizer box
ExacTrac Positioning Patient placed on table in mask array Preposition with Robtics X-ray guided alignment X-rays fused with DRRs (from planning) 3 translations and 3 rotations determined Position with Robotics Verification of position with X-rays
Novalis Frameless Treatment Setup
Novalis Frameless Treatment Setup
Novalis Frameless Treatment Setup
Novalis Frameless Treatment Setup
Novalis Frameless Treatment Setup
ExacTrac Software
ExacTrac Prepositioning
ExacTrac Ready to Position
ExacTrac Isocenter 1
ExacTrac Software
ExacTrac X-ray 1
ExacTrac X-ray 2
ExacTrac Fusion
ExacTrac Determined Shifts and Rotations
ExacTrac Robotic Positioning
ExacTrac Alignment Verification
ExacTrac Final Alignment
ExacTrac Positioning Patient placed on table in mask array Preposition with Robtics X-ray guided alignment X-rays fused with DRRs (from planning) 3 translations and 3 rotations determined Position with Robotics Verification of position with X-rays
ExacTrac IC2 Initial X-ray
ExacTrac IC2 Prefusion
ExacTrac IC2 Fused
ExacTrac IC2 Position Screen
ExacTrac IC2 Final Alignment Verification
ExacTrac IC2 Final Alignment Verification
ExacTrac IC2 Final Alignment Verification
Thank you