Tomographic Imager Combining Emission Computed Tomography With Nuclear Magnetic Resonance: 1) SIGNA PET/MR, 2) DISCOVERY PET/MR,
Gradient coils for certain MR systems (see affected product list in this letter), under specific conditions, can produce elevated acoustic noise during scanning.
Worldwide Distribution: US (nationwide) and OUS (foreign) to countries of: Canada, China, India, Japan, Korea, Latvia, Mexico, Poland, Russia, Saudi Arabia, Spain, and Taiwan.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-0520-2025