Mevion Medical Systems, Inc.: Medical Device Recall in 2017 - (Recall #: Z-1122-2017)

Updated on March 25, 2026.

See the recall detail below. You can also see other recalls from the same firm in 2017.

Data Source: FDA.

Product Description:

MEVION S250-Proton Radiation Therapy Product Usage: Proton Radiation Therapy

Product Classification:

Class II

Date Initiated: December 16, 2016

Date Posted: February 8, 2017

Recall Number: Z-1122-2017

Event ID: 76090

Reason for Recall:

An error can occur causing Delta corrections to be lost when one setup field is closed and another is opened

Status: Terminated

Product Quantity: 2 units

Code Information:

S250-0002 and S250-0003

Distribution Pattern:

US Nationwide in the states of OK, NJ

Voluntary or Mandated:

Voluntary: Firm initiated