Absent wedge filter following plan load to Varian Treatment verify and record system, Varian medical systems
2011.12.22
Product group Radiotherapy / Radiation protection
Reference 03909/10
Varian medical systems has issued a field safety notice concerning an absent wedge filter following plan load to the Varian Treatment verify and record system versions 6.6.5034, 6.6.5042, 6.6.5046, 6.6.5048, 6.6.5051 und 6.6.5052. This errant behavior was identified with Varian Treatment version 6.6.5052 connected to a Siemens Linac. It may also occur with Elekta Linacs and GE Linacs with the above versions of Varian Treatment.