MAUDE Adverse Event Report: ABBOTT MEDICAL REGENT HEART VALVE WITH FLEX CUFF; HEART-VALVE, MECHANICAL

Model Number	23AGFN-756
Medical Device Problem Code	Incomplete Coaptation (2507)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	05/03/2025
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
The device is expected to be returned for investigation.It has not yet been received.A follow-up report will be submitted with all additional relevant information.
Event or Problem Description
It was reported that on (b)(6) 2025, a 23mm regent aortic mechanical heart valve was implanted.It was reported that the physician "noted a difference in the performance of one leaflet." on (b)(6) 2025, partial blockage of one hemidisc of the aortic prosthesis was observed.Reoperation was performed and the valve was replaced with a 23mm non-abbott valve.The patient was reported to have been discharged.
Event or Problem Description
N/a.
Additional Manufacturer Narrative
Explant due to difference in the performance of one leaflet was reported.Also reported that there was a partial blockage of one hemidisc of the aortic prosthesis observed.The device was returned to abbott and the investigation found no anomalies with the valve.Hydrodynamic examination indicated the valve met functional specification.The device history record was reviewed to ensure that each manufacturing and inspection operation was performed, including functional testing to ensure proper leaflet coaptation and hemodynamic performance, and the product met all specifications.The cause of reported event could not be determined.There is no indication of a product quality issue with respect to labeling design or manufacturing of the device.

• Brand Name: REGENT HEART VALVE WITH FLEX CUFF
• Common Device Name: HEART-VALVE, MECHANICAL
• Manufacturer (Section D): ABBOTT MEDICAL; 5050 nathan lane n; plymouth MN 55442
• Manufacturer (Section G): ABBOTT MEDICAL REG# 2648612; lot 20 b st caguas; caguas 00725 ; * 00725
• Manufacturer Contact: karen krouse ; 5050 nathan lane n; plymouth, MN 55442 ; 6517565400
• MDR Report Key: 22350560
• Report Number: 2135147-2025-03519
• Device Sequence Number: 18398269
• Product Code: LWQ
• UDI-Device Identifier: 05415067044174
• UDI-Public: (01)05415067044174(17)291111
• Combination Product (Y/N): N
• Initial Reporter Country: IT
• PMA/510(K) Number: P810002
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2025
• Device Explanted Year: 2025
• 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,Followup
• Report Date (Section B): 08/27/2025

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?: No
• Operator of Device: Health Professional
• Device Model Number: 23AGFN-756
• Device Catalogue Number: 23AGFN-756
• Device Lot Number: C00025478
• 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: 06/04/2025
• Supplement Date Received by Manufacturer: 08/22/2025
• Initial Report FDA Received Date: 06/27/2025
• Supplement Report FDA Received Date: 08/27/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 11/12/2024
• 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
• Patient Sex: Unknown