Siemens SimView NT and SimView NT with IDI simulation system components: Product Usage: The intended use of the Radiation Therapy Simulation system is used for simulation of treatment planning prior to the therapeutic treatment of cancer.

Reason: Siemens became aware of a very rare occurrence where an intended movement of the SimView NT simulation system components could not be stopped with usual hand control commands or by use of the collision detection functionality. It is possible that simulation system components could collide with patient and/or system equipment.

Code information: Model numbers: 5496992, 5497016 with Serial numbers: 6035, 6080, 6029, 6032, 6019, 6001

Distribution pattern: Worldwide Distribution - US Nationwide in the states of PA, KY, LA, MA, MI, and CA; and countries of: Argentina, Belarus, Bulgaria, Costa Rico, P.R. China, Curacao, Egypt, Repulic Korea, Germany, Greece, Hungary, Italy, Iraq, Jordan, Malaysia, Palestanian Ter, Poland, Thailand, Turkey, and Vietnam.