Recall Z-0437-2014 ยท IYE Accelerator, Linear, Medical
Siemens Medical Solutions USA, Inc
SIEMENS brand ONCOR series Linear Accelerator Linac systems with component: any photon unflat beam option(Multiple X feature) in combination with the IMRT or mARC option. A family of linear accelerator systems is to deliver X-ray photon and electron radiation for the therapeutic treatment of cancer. The ARTISTE/ONCOR systems are manufactured by: SIEMENS AG, MEDICAL SOLUTIONS, GERMANY and distrib
| Date | Dec 3, 2013 (initiated Oct 23, 2013) |
| Status | Terminated |
| Reason | A safety risk regarding a potentially existing dark current radiation phenomenon on the Linear Accelerator (LINAC) in combination with IMRT or mARC (rotational IMRT) treatments using unflat (flattening filter free) beams. In case there are many long periods of field shape changes in a treatment plan, the dose due to dark current radiation may sum up to a significant value. |
| Root cause | Device Design |
| Action | Siemens sent an Urgent Medical Device Correction letter dated October 23, 2013 including the release of update instruction TH024/13/S to all affected customers. The letter identified the product, the problem, and the action to be taken by the customer. |
| Quantity | 3 units |
| Distribution | Worldwide Distribution: USA (nationwide) including states of: FL, NC, NY, PA, TN, UT, and WI; and countries of: Angola, Brazil, Canada, P.R. China, Germany, India, Japan, Republic Korea, Poland, and Thailand. |
| FDA record | Open on fda.gov |
510(k) clearances named in this recall
| K060226 | ONCOR EXPRESSION Siemens Medical Solutions USA, Inc., Mar 15, 2006 |