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Medical linac full beam line
Electron Gun
Accelerator
Target
Primary
collimator
Jaws (X,Y)
MLC
Flattening
filter
RF Power
“
What parts of the beam line
should move to create a moving
beam?
”
Dynamics of breathing/tracking:
-Frequencies up to 30 Hz
-Amplitudes of a few centimeters
-Sub-milimeter accuracy
Too heavy !!! (>>1000kg)
“
Loose some of that weight
”
-by compact design?
-by omitting some heavy components?
A moving treatment beam