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•
Manual
•
Geometrical
•
Dose Points
•
Graphical
Set Values for Parameters:
Dwell Times {t}
for given SDPs
Predict Result:
Dose Values {D}
Result
Appropriate ?
(visual/DVHs)
End
Yes
No
Forward Planning
or Optimization
The “Forward Planning”
in Brachytherapy (1990 – 1999)
{ } { }
)
, (
tS rF
K
{ } { }
)( )
, (
)(
rA tS rF rD
K
∗
=