Recall of Replacement HEPA filter

According to U.S. Food and Drug Administration, this recall involved a device in United States that was produced by Natus Medical Incorporated.

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
    Device, pasteurization, hot water - Product Code LDS
  • Reason
    The replacement hepa filters have been manufactured with sealant that may not be properly cured. improperly cured sealant can emit a toxic gas when heated, and can drip down during use, contaminating the interior chamber of the sterile drier and its contents.
  • Action
    Natus sent an " URGENT RECALL NOTIFICATION/ FIELD SAFETY NOTICE" Olympic Sterile Driers Model 43 & 44, Replacement HEPA Filter Contamination letter (dated April 22, 2016) was sent to all affected customers on May 2, 2016. for the first set of customers and then sent on May 12, 2016, for the second set of customers, who purchased 57 replacement filters. Customers are advised "do not install any replacement HEPA filter" if the serial number is one of the 21 shown as affected serial numbers on the letter. The URGENT RECALL NOTIFICATION/ FIELD SAFETY NOTICE Olympic Sterile Driers Model 43 & 44, Potential HEPA Filter Contamination (dated May, 2016 and released on May 12, 2016,) was sent to customers on May 16, 2016, who purchased 11 sterile driers with the installed filters. Customers are advised "do not use the Sterile drier" if it contains a HEPA filter that is identified with one of 21 affected serial numbers. Customers are advised not to install any defective replacement HEPA filters or do not use sterile drier if it currently contains defective HEPA filter. Please discontinue use of the Sterile Drier immediately if it contains defective HEPA filter as heat may cause the uncured adhesive to drip into the chamber. Customers contact Natus to obtain the RMA number and return unused filters and Natus will provide a replacement filter. Please contact Natus at or call 866-940-7143 (option 1, Olympic products) for next steps regarding a contaminated Sterile Drier.


  • Model / Serial
    Filter Serial Numbers: Filter SN: 2522893, 2522897, 2522898, 2522899, 2522900, 2522903, 2522914, 2522915, 2522916, 2522917, 2522918, 2522919, 2522920, 2522921, 2522922, 2522923, 2522924, 2522925, 2522926, 2522930, and 2522931.
  • Product Classification
  • Device Class
  • Implanted device?
  • Distribution
    distributed in the US including AZ, CA, FL, IL, KS, MA, MD, MN, NC, NH, NY, OH, OK, PA, VA, WA, WA DC,and WI and in Canada and Singapore.
  • Product Description
    Replacement HEPA filter for Natus Sterile-Drier Model 43 and Model 44. Filter Catalogue Part Number: 54343, 54344, and 100105-01.
  • Manufacturer


  • Manufacturer Address
    Natus Medical Incorporated, 5900 1st Ave S, Seattle WA 98108-3248
  • Manufacturer Parent Company (2017)
  • Source