MAUDE Adverse Event Report: ABBOTT MEDICAL AMPLATZER SEPTAL OCCLUDER; TRANSCATHETER SEPTAL OCCLUDER

Model Number	9-ASD-008
Medical Device Problem Code	Difficult to Fold, Unfold or Collapse (1254)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/05/2025
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Investigation is not yet complete.A follow-up report will be submitted with all additional relevant information.
Event or Problem Description
It was reported that on 05 november 2025, a 8mm amplatzer septal occluder was chosen for implant using a 8f amplatzer trevisio delivery system.During the procedure, it was noted that the device deformed into a cobra-like deformation while opening the left atrial disc when the delivery system was inside the patient.The deformed device was never released from the delivery cable.There was no interaction with the cardiac structures during deployment and no angulation/kink were noticed in the delivery system.The procedure was completed using a new 10mm amplatzer septal occluder.The patient remained hemodynamically stable throughout the procedure.There was no clinically significant delay in procedure and no adverse patient effects.
Additional Manufacturer Narrative
An event of device deformity was reported.A returned device assessment could not be performed as the device was not returned for analysis.Two images were received from the field showing the deformed device outside of the patient.The device history record was reviewed to ensure that each manufacturing and inspection operation was performed and the product met all defined manufacturing specifications.Additionally, the lot was reviewed for similar complaints, and there is no indication of a lot-specific product issue.Based on the information received, the cause of the reported incident could not be conclusively determined.There is no indication of a product quality issue with respect to labeling design or manufacturing of the device.
Event or Problem Description
It was reported that on (b)(6) 2025, a 8mm amplatzer septal occluder was chosen for implant using a 8f amplatzer trevisio delivery system.During the procedure, it was noted that the device deformed into a cobra-like deformation while opening the left atrial disc when the delivery system was inside the patient.The deformed device was never released from the delivery cable.There was no interaction with the cardiac structures during deployment and no angulation/kink were noticed in the delivery system.The procedure was completed using a new 10mm amplatzer septal occluder.The patient remained hemodynamically stable throughout the procedure.There was no clinically significant delay in procedure and no adverse patient effects.

• Brand Name: AMPLATZER SEPTAL OCCLUDER
• Common Device Name: TRANSCATHETER SEPTAL OCCLUDER
• Manufacturer (Section D): ABBOTT MEDICAL; 5050 nathan lane n; plymouth MN 55442
• Manufacturer (Section G): ST. JUDE MEDICAL #3014918977; edificio #44 calle 0, ave. 2; el coyol alajuela 1897- 4050; CS 1897-4050
• Manufacturer Contact: karen krouse ; 5050 nathan lane n; plymouth, MN 55442 ; 6517565400
• MDR Report Key: 23660776
• Report Number: 2135147-2025-06979
• Device Sequence Number: 10215834
• Product Code: MLV
• UDI-Device Identifier: 00811806010052
• UDI-Public: (01)00811806010052(17)261231(10)8278557
• Combination Product (Y/N): N
• Initial Reporter Country: GM
• PMA/510(K) Number: P000039
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional
• Initial Reporter Occupation: Physician
• Type of Report: Initial,Followup
• Report Date (Section B): 12/19/2025

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: 9-ASD-008
• Device Catalogue Number: 9-ASD-008
• Device Lot Number: 8278557
• 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: 11/05/2025
• Supplement Date Received by Manufacturer: 12/15/2025
• Initial Report FDA Received Date: 11/26/2025
• Supplement Report FDA Received Date: 12/19/2025
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 01/04/2022
• 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
• Concomitant Medical Products and Therapy/Usage Dates: 8F AMPLATZER TREVISIO DELIVERY SYSTEM.
• Patient Sex: Unknown