Armstrong Medical 15mm Diameter Collapsible/Extendible Tubing (ICN 1129)

Important Customer Notice Field Safety Notice

Ref: 2020/1129 ICN Number: 1129

MRHA: 2020/008/018/487/011


  • Armstrong Medical have issued a Field Safety Notice in relation to 15mm Diameter Collapsible/Extendible Tubing present in Catheter Mounts, Face Mask Kits and some Breathing Circuits.
  • Storage or use of these devices at very low ambient temperatures may increase the risk of splits or fractures forming in the tubing.
  • Armstrong Medical recommend that the devices are stored and used at temperature range 15˚C to 40°C.

Products Affected:

  • There are 35 NHS Supply Chain product codes affected.
  • Please See our Downloads ▼ section to refer to the Field Safety Notice and product listing for further information on the affected product codes.
  • This notice does not relate to Catheter Mounts manufactured from corrugated tubing or from smooth bore tubing.

Next Steps:

  • Users are requested to review the labelling example provided in Appendix 1, on page 3 of the notice, and ensure any affected devices are stored and used at temperature range 15˚C to 40°C.
  • The updated labels have been in use since March 2020.
  • Read and follow the full instructions in the Field Safety Notice and share this document with all users of the affected products.
  • Complete and return the acknowledgement form on page 4 of the notice to

If you have any further questions, please contact your local NHS Supply Chain Customer Service Advisor.

Downloads ▼

  • 1129 Armstrong Medical Field Safety Notice

    A PDF of the Field Safety Notice for ICN 1129.
  • 1129 Armstrong Medical Product Listing

    An Excel file detailing the affected product codes for ICN 1129.
    Login to view the downloads