MAUDE Adverse Event Report: MEDTRONIC HEART VALVES DIVISION CG FUTURE BAND; RING, ANNULOPLASTY

Model Number	638BL32
Medical Device Problem Codes	Inadequacy of Device Shape and/or Size (1583); Intravalvular regurgitation (4068)
Health Effect - Clinical Code	Mitral Valve Insufficiency/ Regurgitation (4451)
Date of Event	03/06/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
Medtronic received information that during the implant of this 32mm mitral annuloplasty band, it was explanted and replaced with a 34mm annuloplasty ring.The reason for the replacement was reported as after implant, moderate to severe mitral regurgitation was detected.It was further reported that the regurgitation was due to size mismatch or patient prothesis mismatch.The annulus was resized, and a 34mm annuloplasty ring was implanted.There was no regurgitation post implant.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.

• Brand Name: CG FUTURE BAND
• Common Device Name: RING, ANNULOPLASTY
• Manufacturer (Section D): MEDTRONIC HEART VALVES DIVISION; 1851 e deere ave; santa ana CA 92705
• Manufacturer (Section G): MEDTRONIC HEART VALVES DIVISION; 1851 e deere ave; santa ana CA 92705
• Manufacturer Contact: alison sweeney ; parkmore business park west; galway ; EI ; 091708096
• MDR Report Key: 24654463
• Report Number: 2025587-2026-00316
• Device Sequence Number: 14884695
• Product Code: KRH
• UDI-Device Identifier: 00643169793613
• UDI-Public: (01)00643169793613(17)300106
• Combination Product (Y/N): N
• Initial Reporter Country: CH
• PMA/510(K) Number: K052860
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2026
• Device Explanted Year: 2026
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,Company Representative
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date (Section B): 03/20/2026

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?: Yes
• Operator of Device: Health Professional
• Device Model Number: 638BL32
• Device Catalogue Number: 638BL32
• 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: 03/10/2026
• Initial Report FDA Received Date: 03/20/2026
• Date Device Manufactured: 01/07/2025
• 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: Life Threatening; Required Intervention
• Patient Sex: Male