SIEMENS Biograph Vision: a) 450, b) 600, c) 600 Edge
This is a potential problem with the locking mechanism that is used to secure the PET gantry in either its scanning or service position.
Worldwide distribution - US Nationwide and the countries of Japan, Chile, Australia.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-1136-2023