Recall of Device Recall MEVATRON KDS

According to U.S. Food and Drug Administration, this recall involved a device in United States that was produced by Siemens Medical Solutions USA, Inc.

What is this?

A correction or removal action taken by a manufacturer to address a problem with a medical device. Recalls occur when a medical device is defective, when it could be a risk to health, or when it is both defective and a risk to health.

Learn more about the data here
  • Type of Event
  • Event ID
  • Event Risk Class
    Class 2
  • Event Number
  • Event Initiated Date
  • Event Date Posted
  • Event Status
  • Event Country
  • Event Terminated Date
  • Event Source
  • Event Source URL
  • Notes / Alerts
    U.S. data is current through June 2018. All of the data comes from the U.S. Food and Drug Administration, except for the category Manufacturer Parent Company.
    The Parent Company was added by ICIJ.
    The parent company information is based on 2017 public records.
  • Extra notes in the data
    Medical Digital Linear Accelerator - Product Code IYE
  • Reason
    Mistreatment of radiation therapy due to inadvertent parameter changes or miss-calibration in service mode. the miss-calibration can affect the beam profile and virtual wedge angle. this leads to patient mistreatment and alteration of future treatment plans. a second reason is an unplanned dosimetry calibration data set can be erroneously copied during "service mode.".
  • Action
    Distribution of Update Instructions TH007/07/S was sent to all affected sites on March 26, 2007. This was intended to inform users that Service Mode is only for use by authorized personnel, and that unauthorized and/or incorrect softpot parameter changes performed in Service Mode can result in the risk of patient mistreatment. Current control system software versions do not allow unplanned Dosimetry calibration data sets to be erroneously copied during "Service Mode."


  • Model / Serial
    MODEL NUMBER: 9401522: Serial Numbers: 1917,  1988,  2019,  2232,  2104,  2069,  2193,  2194,  2221,  2159
  • Product Classification
  • Device Class
  • Implanted device?
  • Distribution
    Worldwide:USA including states of Alabama, Alaska, Arizona, Arkansas, California, Colorado, Delaware, District of Columbia, Florida, Georgia, Idaho, Illinois, Indiana, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Vermont, Virginia, Washington, West Virgina, Wisconsin, and Wyoming and FOREIGN COUNTRIES: Canada, Mexico, Serbia Montenegro, Angola, Argentina, Australia, Austria, Belarus, Belgium, Bosnia, Herzeg-Bosnia, Brazil, Bulgaria, Chile, Colombia, Costa Rica, Croatia, Cyprus, Czech Republic, Denmark, DPR of Korea, Ecuador, Egypt, El Salvador, Estonia, France, Germany, Greece, Hungary, India, Indonesia, Iran, Iraq, Ireland, Israel, Italy, Japan, Jordan, Kuwait, Lebanon, Lithuania, Malaysia, Morocco, Nepal, Netherlands, New Zealand, Norway, P.R. China, Pakistan, Palestine, Peru, Philippines, Poland, Portugal, Qatar, Rep. of Yemen, Korea, Romania, Russian Fed., Saudi Arabia, Singapore, Slovakia, South Africa, Spain, Sweden, Switzerland, Taiwan, Thailand, Turkey, Ukraine, United Kingdom, Uzbekistan, Venezuela, Vietnam, and Zambia
  • Product Description
    MEVATRON KDS,Medical charge-particle radiation therapy system (Medical Digital Linear Accelerator),MODEL NUMBER: 9401522, MANUFACTURED BY: Siemens Medical Solutions USA, Inc, 4040 Nelson Ave, Concord, CA 94520
  • Manufacturer


  • Manufacturer Address
    Siemens Medical Solutions USA, Inc, 4040 Nelson Ave, Concord CA 94520-1200
  • Source