MAUDE Adverse Event Report: MEDTRONIC MEXICO S. DE R.L. DE CV AVALUS ULTRA BIOPROSTHESIS; REPLACEMENT HEART-VALVE

Model Number	400U25
Medical Device Problem Codes	Perivalvular Leak (1457); Adverse Event Without Identified Device or Use Problem (2993); Patient Device Interaction Problem (4001)
Health Effect - Clinical Codes	Endocarditis (1834); Aortic Valve Insufficiency/ Regurgitation (4450); Insufficient Information (4580)
Date of Event	02/11/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that and 6 months post implant of this 25mm aortic bioprosthetic valve, it was explanted and replaced with a 23mm aortic bioprosthetic valve of a different model.The reason for the replacement was not reported.No additional adverse patient effects were reported.
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
Medtronic received additional information that changed the event description and device relatedness of this previously reported event.There was no evidence to suggest the device caused or contributed to a serious injury.A4, b5 and h6 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.
Event or Problem Description
Additional information received reported that the reason for intervention was due to severe paravalvular regurgitation caused by acu te endocarditis.No additional adverse patient effects were reported.

• Brand Name: AVALUS ULTRA BIOPROSTHESIS
• Common Device Name: REPLACEMENT HEART-VALVE
• Manufacturer (Section D): MEDTRONIC MEXICO S. DE R.L. DE CV; av. paseo del cucapah #10510; tijuana,bc 22210 ; MX 22210
• Manufacturer (Section G): MEDTRONIC MEXICO S. DE R.L. DE CV; av. paseo del cucapah #10510; tijuana,bc 22210 ; MX 22210
• Manufacturer Contact: alison sweeney ; parkmore business park west; galway ; EI ; 091708096
• MDR Report Key: 24520348
• Report Number: 9617601-2026-01602
• Device Sequence Number: 12890337
• Product Code: DYE
• UDI-Device Identifier: 00763000647056
• UDI-Public: (01)00763000647056(17)280411(20)01
• Combination Product (Y/N): N
• Initial Reporter State: PA
• Initial Reporter Country: US
• PMA/510(K) Number: P170006
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2026
• 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
• Report Date (Section B): 05/04/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: No
• Operator of Device: Health Professional
• Device Model Number: 400U25
• Device Catalogue Number: 400U25
• 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: 02/24/2026
• Supplement Date Received by Manufacturer: 04/07/2026
• Initial Report FDA Received Date: 03/05/2026
• Supplement Report FDA Received Date: 05/04/2026
• Date Device Manufactured: 04/12/2025
• 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
• Outcome Attributed to Adverse Event: Required Intervention; Hospitalization
• Patient Age: 59 YR
• Patient Sex: Male
• Patient Weight: 103 KG