Class I - Dangerous
There is a potential for a discrepant target position when using 3D3D matching mode in PIAS (Positioning Image Analysis System) software installed in the PROBEAT-V, proton therapy systems.
There is a potential for a discrepant target position when using 3D3D matching mode in PIAS (Positioning Image Analysis System) software installed in the PROBEAT-V, proton therapy systems.
At a PROBEAT III site installed in Japan, the operator of the system found that the radiation was delivered inconsistent with the treatment plan and stopped the irradiation. The irradiation control system may be potentially affected when rebooting a part of the control system.