MAUDE Adverse Event Report: MC3 INC. MC3; DUAL LUMEN ECMO CANNULA

Model Number	70126
Medical Device Problem Code	Fluid/Blood Leak (1250)
Health Effect - Clinical Codes	Hemorrhage/Blood Loss/Bleeding (1888); No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	10/17/2025
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that during initiation of support with the mc3 crescent jugular dual lumen catheter, a leak was observed at the connector site of the cannula.There was no blood loss.A transfusion was not required.The device was replaced to complete the procedure.No patient complications have been reported as a result of this event.
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.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.
Additional Manufacturer Narrative
D4.5 unique identifier (udi) #: this field was corrected.Additional information d4.2 expiration date: this information was added.D4.4 lot #: this information was added.H4.Device mfg date: this information was added.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.
Additional Manufacturer Narrative
Device evaluation summary: visual inspection shows the venous connector is broken off.With the device broken off performance testing was not performed.Reason for the return was confirmed.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.
Additional Manufacturer Narrative
Additional information b5: medtronic received additional information that the fluid that leaked was blood from the insertion process, however, the user did not quantify it as "blood loss" since this did not precipitate a transfusion.Correction.Patient codes (ime/annex e): this field has been corrected.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.
Additional Manufacturer Narrative
Additional information h6.4 eval code conclusion (fdc/annex d): this field was updated.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.

• Brand Name: MC3
• Common Device Name: DUAL LUMEN ECMO CANNULA
• 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: 23401937
• Report Number: 3011468686-2025-00103
• Device Sequence Number: 13248281
• Product Code: PZS
• UDI-Device Identifier: 10854916006796
• UDI-Public: (01)10854916006796(17)251031(10)2210280
• Combination Product (Y/N): N
• Initial Reporter State: WA
• Initial Reporter Country: US
• PMA/510(K) Number: K180151
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup,Followup,Followup,Followup
• Report Date (Section B): 02/12/2026

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: 10/31/2025
• Device Model Number: 70126
• Device Catalogue Number: 70126
• Device Lot Number: 2210280
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 10/24/2025
• Supplement Date Received by Manufacturer: 11/12/2025; 12/01/2025; 12/09/2025; 01/29/2026
• Initial Report FDA Received Date: 10/28/2025
• Supplement Report FDA Received Date: 11/25/2025; 12/04/2025; 12/10/2025; 02/12/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 10/31/2022
• 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