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  • MDES Adverse Event Reporting

    Date published: 16 July 2025

    Last updated: 16 July 2025

    The following page provides guidance on the reporting of Medical Device - Reporting adverse events, incidents, and device deficiencies and Estates Safety - Reporting Defects and Failures.

    Medical Devices – Healthcare Professionals

    If you are a healthcare professional working within Northern Ireland, you should consult your organisations policies and procedures on reporting to the MHRA Yellow Card scheme. Further guidance can be found in the linked document.

     

    Medical Devices – General Public and Patients

    If you are a member of the public or a patient who has experienced a problem when using a medical device or a complication/adverse event with a medical device, you should report this directly to the MHRA Yellow Card scheme by following this link.

     

    Estates Defects and Failures

    Guidance on the type of Estates and Facilities defects and failures that should be reported to the MDES can be found in the Linked document. If the defect and failure meets the required criteria it should be reported on the appropriate MDES Defect and Failure form, a copy can be found here.

     

    Enquiries concerning the content of any of these documents should be addressed to: mailto:mdes@health-ni.gov.uk

    Documents

    • Dissemination of Medical Device and Estates Safety InformationAdobe PDF (606.57 KB)
    • Estates Safety - Reporting Defects and FailuresAdobe PDF (675.48 KB)
    • Medical Device - Reporting Medical Device Adverse Events, Incidents and Device Deficiencies (June 2025)Adobe PDF (767.35 KB)

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