PlainRecalls
FDA Devices Moderate Class II Terminated

MEVION S250 Product Usage: Proton Radiation Therapy System

Reported: November 23, 2016 Initiated: October 20, 2016 #Z-0411-2017

Product Description

MEVION S250 Product Usage: Proton Radiation Therapy System

Reason for Recall

Software defect:2D projection of contours in Verity. The defect causes structures to appear off from their true position in the DRR and the radiograph with an error that increases with the distance of the structure from isocenter

Details

Units Affected
6 units
Distribution
US Nationwide Distribution in the states of: FL, MO, NJ, OH, OK
Location
Littleton, MA

Frequently Asked Questions

What product was recalled?
MEVION S250 Product Usage: Proton Radiation Therapy System. Recalled by Mevion Medical Systems, Inc.. Units affected: 6 units.
Why was this product recalled?
Software defect:2D projection of contours in Verity. The defect causes structures to appear off from their true position in the DRR and the radiograph with an error that increases with the distance of the structure from isocenter
Which agency issued this recall?
This recall was issued by the FDA Devices on November 23, 2016. Severity: Moderate. Recall number: Z-0411-2017.