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Varian brand TrueBeam and TrueBeam STx, Model Number:TMX- H19, Distributed by and Manufactured by: Varian Medical System

FDA device recall Z-0106-2011 · posted 2010-10-20 · Terminated

Recall details

Recalling firm
Varian Medical Systems Oncology Systems
Reason for recall
Due to a software anomaly, guidance-based couch shift values may not be applied as expected when the operator selects "Apply Shift" and presses Motion Enable buttons. This can result in the actual patient position differing from that position indicated by the imaging application affecting poistion accuracy and precision.
Action taken
Varian Medical Systems issued an Urgent Medical Device Correction letter date dated May 24, 2010 to users identifying the affected device, the issue prompting the correction, and the actions to be taken by the user. Customers were asked to set couch tolerance values to small numbers, and for radiosurgical treatment tolerance values to be set to zero. A Varian representative will contact customers to schedule installation of a software version correcting the issue. US Customers can contact Varian at 1-888-827-4265,. European customers can contact Varian at +41 41 749 8844.
Root cause
Software design
Status
Terminated
Product code
IYE
Distribution
Worldwide Distribution: Two consignees, one in the US and one in Switzerland.
Date initiated
2010-05-24
Date posted
2010-10-20
Date terminated
2011-07-20
Location
Palo Alto, CA

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Related 510(k) clearances

RecordFirmDate
TRILOGY MX (K092871)Varian Medical Systems, Inc.2009-11-30