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• Low-energy sources for HDR brachytherapy
– electronic brachytherapy (eBT) can turn on/off
– similar dose distributions to HDR
125
I source
– independence from a radioactive materials license
– diminished shielding/licensing/security required
– potential to replace radionuclide-based brachytherapy
like linacs replaced
60
Co
• Vendors for eBT brachytherapy systems
– Carl Zeiss AG (INTRABEAM)
– Xoft/iCAD (Axxent)
– Nucletron/Elekta (esteya)