MAUDE Adverse Event Report: PERFUSION SYSTEMS AFFINITY NT; OXYGENATOR, CARDIOPULMONARY BYPASS

Model Number	541B
Medical Device Problem Code	Delivered as Unsterile Product (1421)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	05/20/2024
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Device evaluation summary: visual inspection shows evidence of tape around an opened end of the header bag.Reason for return was confirmed.This regulatory report is being submitted as part of a retrospective review and remediation as part of a capa action.Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
Event or Problem Description
Medtronic received information that prior to use of an affinity nt oxygenator, it was reported that the packaging was already opened after the customer opened the outside packaging of the device inside the factory.The outside packing was intact and there was no evidence of tampering.The device was replaced.There was no patient involvement, so no adverse effect occurred.Medtronic received additional information that there was no missing or wrong devices or components in the package.The sterile seal was not intact, and the device was not located in a seal.

• Brand Name: AFFINITY NT
• Common Device Name: OXYGENATOR, CARDIOPULMONARY BYPASS
• Manufacturer (Section D): PERFUSION SYSTEMS; 7611 northland dr; brooklyn park MN 55428
• Manufacturer (Section G): PERFUSION SYSTEMS; 7611 northland dr; brooklyn park MN 55428
• Manufacturer Contact: alison sweeney ; parkmore business park west; galway ; EI ; 091708096
• MDR Report Key: 24131369
• Report Number: 2184009-2026-00126
• Device Sequence Number: 5429866
• Product Code: DTZ
• UDI-Device Identifier: 00763000187842
• UDI-Public: (01)00763000187842(17)251222(10)227999961
• Combination Product (Y/N): N
• Initial Reporter Country: IN
• PMA/510(K) Number: K241352
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 01/21/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 12/22/2025
• Device Model Number: 541B
• Device Catalogue Number: 541B
• Device Lot Number: 227999961
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 07/17/2024
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/21/2024
• Initial Report FDA Received Date: 01/21/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 12/22/2023
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Unknown