The Proton Therapy System - Proteus 235 (brand names: Proteus Plus and Proteus ONE) Proteus 235, Beam Management System (PBS)
IBA is conducting a voluntary recall to address a PTS (Proton Therapy System) software issue and to reduce the risk related to this issue.
Units were distributed to Korea and Jacksonville, FL.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-2284-2018