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Higher than normal "No Call Internal Control failures" due to a missing reagent within a small subset of the extraction tray lot.
When resuming from a beam pause, the Proton Therapy System does not verify whether the beam range has not been manually modified during the pause and is still the prescribed one. Therefore, if an operator manually modified the range during a pause, there is a risk that a portion of the treatment beam after the resume is delivered with an error in range
Potential damage to the power cord may cause the power conductors to be exposed, thereby creating a risk of shock from the power mains.