Recall of XSYSTEMS Dilution Buffer

According to U.S. Food and Drug Administration, this recall involved a device in United States that was produced by Abbott Laboratories HPD/ADD/GPRD.

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
    Analyzer, Chemistry (Photometric, Discrete), For Clinical Use - Product Code JJE
  • Reason
    The xsystems dilution buffer when used with tdx/tdxflx benzodiazepines assay can cause shifts in control values and patient results.
  • Action
    Abbott sent Device Correction letters dated 9/1/04 to all customers receiving the TDx/TDxFLx Benzodiazepines assay, list 9674, informing them of the shift in control values and patient results when used with the XSYSTEMS Dilution Buffer, list 9519-02. The letter gave examples of the effects observed in the benzodiazepines assay performance, and listed the following actions to be taken until Abbott completes their investigation: * During the use of a single lot of buffer, recalibrate the TDx/TDxFLx Benzodiazepines assay every 14 days. * Perform a new calibration run on the TDx/TDxFLx Benzodiazepines assay when a new lot number of XSYSTEMS Dilution Buffer is used. * These actions are in addition to the package insert calibration and quality control requirements. * Follow your laboratory procedures for notification of the health care providers that you serve. Any questions were directed to Abbott''s Customer Service at 1-877-4ABBOTT.


  • Model / Serial
    list number 9519-02, all lots
  • Product Classification
  • Device Class
  • Implanted device?
  • Distribution
    Nationwide and internationally to Argentina, Australia, Brazil, Chile, Colombia, Costa Rica, El Salvador, Germany, Guatemala, Honduras, Hong Kong, Mexico, Panama, Peru, Puerto Rico, Singapore, South Korea, Taiwan, Thailand, the United Kingdom, Uruguay and Venezuela
  • Product Description
    XSYSTEMS Dilution Buffer, list number 9519-02; for In Vitro diagnostic use, Bovine gamma globulin in Phosphate buffer, with Sodium Azide as a preservative; 950 mL bottle, 4 bottles per carton; Abbott Laboratories, Abbott Park, IL 60064 USA
  • Manufacturer


  • Manufacturer Address
    Abbott Laboratories HPD/ADD/GPRD, 100 Abbott Park Rd, Abbott Park IL 60064-3502
  • Source