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Recall

Class II — Mevion Medical Systems, Inc.

Recalling firmMevion Medical Systems, Inc.
Registered facilityMEVION MEDICAL SYSTEMS, INC. (the firm's only registered facility)
ClassificationClass II
StatusTerminated
ReasonRecovery of Incorrect Isocenter -operational change
ProductMEVION S250 Product Usage: Proton Radiation Therapy System
Quantity6 units
DistributionUS Nationwide Distribution in the states of FL, MO, NJ, OH and OK,
Initiated2016-10-21
Classified2016-11-14
Terminated2017-05-10
Recall numberZ-0410-2017
InitiationVoluntary: Firm initiated

Source: U.S. FDA via openFDA (opens in a new tab) (device registration & enforcement). Data as of 2026-10-06. Verify this recall record at FDA → (opens in a new tab)

Cite this record

RegWarden. “Class II recall — Mevion Medical Systems, Inc. (Z-0410-2017).” Compiled from U.S. FDA public records (openFDA; FDA Data Dashboard). Data as of 2026-10-06. https://regwarden.com/recall/75498/

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