Reported Dec 2, 2020 · Terminated

MEVION S250i, MEVION S250; Proton Radiation Treatment System - Product Usage: intended to deliver proton radiation…

Mevion Medical Systems, Inc.

Moderate riskThis product could cause temporary or reversible health problems — stop using it.

What you should do

Stop using the affected lot and contact the recalling firm for the return or refund process. Check the FDA enforcement report for lot-level detail.

Firm contact: Mevion Medical Systems, Inc. · 300 Foster St · Littleton, MA · 01460-2017

Is this the product you have?

    • MEVION S250i
    • MEVION S250
    • Proton Radiation
  • Treatment System - Product Usageintended to deliver proton radiation treatment to patients with localized tumors or any other conditions susceptible to treatment by radiation
Lot codes and dates
  • Serial NumbersMEVION S250-0001 MEVION S250-0002 MEVION S250-0003 MEVION S250-0004 MEVION S250-0005 MEVION S250-0006
  • MEVION S250-0007 MEVION S250-0008 UDI01)00864366000100 (11) 131209 (01)00864366000100 (11)150526 (01)00864366000100 (11)150113 (01)00864366000100 (11)150430 (01)00864366000100 (11)160127 (01)00864366000100 (11)160603 (01)00864366000124 (11) 180220 (01)00864366000124 (11) 181219
Amount recalled
8 units

Where it was sold

Why it was recalled

Treatment beam information disappears on Treatment Console screen while beam delivery continues potential for harm to a patient could occur

This product could cause temporary or reversible health problems — stop using it.

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Where this came from

Source: U.S. Food & Drug Administration (openFDA)

Read the FDA (openFDA device enforcement) notice

Notice updated Aug 31, 2021 · Data as of Sep 19, 6:58 PM UTC

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