upstream mod wheel
Inventory Number2025-04-0011a
Classification(not assigned)
Maker
Harvard Cyclotron Laboratory
1937 - 2002
User
Francis H. Burr Proton Therapy Center, Massachusetts General Hospital
founded 2001
User
Ethan W. Cascio
born 1960
DescriptionEC describes as "upstream mod wheel." Plastic disk with three arms, back says 7cm depth; 3.5 cm MOD in handwritten marker
Function"used to treat small fields" -EC
ProvenanceHarvard Cyclotron Laboratory, Cambridge, MA, 1960s-2002; The Francis H. Burr Proton Therapy Center at Massachusetts General Hospital, Boston, 2002-2021; transfer to CHSI, 2021.
Harvard Cyclotron Laboratory
Date: 1980-1984
Object number: 2003-1-0275
Harvard Cyclotron Laboratory
Object number: 2025-04-0011r
