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CyberKnife Treatment Planning System, a subsystem of the CyberKnife Robotic Radiosurgery System, with MultiPlan Treatmen

FDA device recall Z-1008-2011 · posted 2011-02-01 · Terminated

Recall details

Recalling firm
Accuray Inc
Reason for recall
If electron density values are left empty, the calculation of radiation dose in a patient will be modeled as air-like density material rather than correct density. A plan may be created and saved, thus creating the risk of mistreatment.
Action taken
The firm, Accuray, sent an "URGENT DEVICE CORRECTION" letter dated December 29, 2009, to all customers. The letter described the product, problem, and action to be taken by the customers. The customers were instructed to verify correctness of the CT number to relative electron density and Mass Density Calibration curves. Note: A patch is being developed to address this issue. Accuray Customer Support will contact the customers regarding further resolution. If you have any questions or concerns regarding this issue, please contact Accuray Customer Support at +1-877-668-8667 (USA) or +1-408-716-4700 (non USA) or by email: customersupport@accuray.com.
Root cause
Employee error
Status
Terminated
Product code
MUJ
Quantity affected
71 units are subject to this action
Distribution
Worldwide Distribution: USA and countries including: Canada, Turkey, India, Italy, France, the Netherlands, the UK, India, Spain, Greece, Saudi Arabia, Switzerland, Germany and China.
Date initiated
2009-12-29
Date posted
2011-02-01
Date terminated
2011-02-11
Location
Sunnyvale, CA

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Related 510(k) clearances

RecordFirmDate
MODIFICATION TO CYBERKNIFE ROBOTIC RADIOSURGERY SYSTEM (K091146)Accuray, Inc.2009-05-01