—#108458

Product

Siemens-branded ONCOR" or PRIMUS" linear accelerator with an OPTIVUE" or MVision" imaging system; Model Numbers: ONCOR Expression 7360717, ONCOR Impression Plus 5857912, ONCOR Avant Garde 5863472, PRIMUS HI 4504200; ARTISTE/ONCOR/PRIMUS systems are manufactured by: SIEMENS AG, MEDICAL SOLUTIONS, Roentgenstrasse 19-21, Kemnath, GERMANY 95478 Product Usage: Medical charged-particle radiation therapy system. The intended use of the SIEMENS branded ONCOR and PRIMUS family of linear accelerator systems is to deliver X-ray photon and electron radiation for the therapeutic treatment of cancer.

FDA product code: IYE — Accelerator, Linear, Medical
Device class: Class 2
Medical specialty: Radiology
510(k) numbers: K060226, K993425
Affected lot / code info: All units of these models.

Why it was recalled

The firm became aware of a potential issue with Siemens-branded ONCOR or PRIMUS linear accelerator with an OPTIVUE or MVision imaging system that has the potential collision problem of the imaging panel if the panel does not retract before the gantry rotates; this may result in patient injury.

Root cause (FDA determination)

Process control

Action the firm took

Siemens sent an Update Instruction containing the Customer Information letters beginning April 4, 2012 delivered by Siemens customer Service Group or by certified mail to all affected customers. The letter identified the affected product, what is the issue and what has Siemens done to address this issue. The letter instructs customer to include this Customer Information in their Digital Linear Accelerator System Owner Manual chapter Safety Advisory Letters where it should remain.

Recalling firm

Firm: Siemens Medical Solutions USA, Inc
Address: 4040 Nelson Ave, Concord, California 94520-1200

Distribution

Distribution pattern: Worldwide Distribution - USA Nationwide

Timeline

Recall initiated: 2012-04-04
Posted by FDA: 2012-05-08
Terminated: 2012-09-17
Status: —

Source: openFDA Device Recall endpoint. Recall record ID #108458. The FDA issues recall classifications as health-hazard assessments, not legal findings; for legal claims consult a licensed attorney.