Impac Medical Systems Sequencer
Recall began: September 20, 2011
Device(s): Impac Medical Systems Sequencer, intended to assist in the process of patient treatment on a radiotherapy treatment machine by recording actual delivered values to provide treatment tracking (Recall # Z-0052-2012).
Quantity: 11 devices.
Reason for recall: Some collimator rotation values are incorrect on TrueBeam compared with planned values in Mosaiq.