Mevion to Advance First Compact System to MEVION S250i

LITTLETON, Mass.--(BUSINESS WIRE)-- #FLASH_RT--Mevion Medical Systems today announced the upgrade of the MEVION S250 Proton Therapy System at the S. Lee Kling Proton Therapy Center at Siteman Cancer Center, Barnes-Jewish Hospital and Washington University School of Medicine in St. Louis, MO, to a MEVION S250i Proton Therapy System with HYPERSCAN Pencil Beam Scanning and FLASH capabilities. Originally installed and treating patients since 2013, the MEVION S250 was the first compact proton therapy system in