MAUDE Adverse Event Report: MC3 INC. MC3 ECMO OXYGENATOR; OXYGENATOR, LONG TERM SUPPORT GREATER THAN 6 HOURS

Model Number	48135
Medical Device Problem Code	Material Deformation (2976)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	08/18/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
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.Medtronic will submit a supplemental report if additional relevant information becomes known.
Event or Problem Description
It was reported that the mc3 nautilus extra corporeal membrane oxygenation (ecmo) oxygenator had a deformed inlet connector prior to use.There was no damage to the packaging.The device was replaced.No patient complications have been reported as a result of this event.Medtronic received additional information that no cracks were noted.

• Brand Name: MC3 ECMO OXYGENATOR
• Common Device Name: OXYGENATOR, LONG TERM SUPPORT GREATER THAN 6 HOURS
• Manufacturer (Section D): MC3 INC.; 2555 bishop circle west; dexter MI 48130
• Manufacturer (Section G): MC3 INC.; 2555 bishop circle west; dexter MI 48130
• Manufacturer Contact: alison sweeney ; parkmore business park west; galway ; EI ; 091708096
• MDR Report Key: 23070658
• Report Number: 3011468686-2025-00078
• Device Sequence Number: 4749186
• Product Code: BYS
• UDI-Device Identifier: 10854916006871
• UDI-Public: (01)10854916006871(17)270331(10)2503239
• Combination Product (Y/N): N
• Initial Reporter State: FL
• Initial Reporter Country: US
• PMA/510(K) Number: K191935
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 09/17/2025

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 Model Number: 48135
• Device Catalogue Number: 48135
• Device Lot Number: 2503239
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 08/18/2025
• Initial Report FDA Received Date: 09/17/2025
• Date Device Manufactured: 03/31/2025
• 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