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Seed/Applicator Model Accuracy
Requirements
•
Patient CT grids (>1 mm voxel) are probably not adequate
for accurate modeling on the spatial scale of
brachytherapy sources and applicators.
•
MBDCA vendors should use analytic modeling schemes or
recursively specify meshes with 1 10
μ
m spatial
–
resolution.
•
Vendors to disclose their geometry, material assignments,
d
f t i t l
t b th d
d TPS
an manu ac ur ng o erances o o en users an
vendors (if responsible for data entry and maintenance)
TG-186 Section IV-B