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

Model Number	9-ASD-010
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	02/06/2026
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 (b)(6) 2026, a 10mm amplatzer septal occluder was chosen for implant using a 7f amplatzer trevisio intravascular delivery system.During procedure, the device attempted through the delivery sheath and when they exposed the left atrial disc, the disc malformed into a cobra head shape immediately after pushing the disc out.The physician decided to remove the device from the patient body and proceed with a new 10mm amplatzer septal occluder.The left atrial disc also had a deformed disc into the shape of cobra head, but they were able to reform it appropriately and implanted the 2nd device into the atrial defect.The patient was reported stable.
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.The device history record was reviewed to ensure that each manufacturing and inspection operation was performed and the product met all defined manufacturing specifications.There were no complaints associated with any other devices from the lot.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) 2026, a 10mm amplatzer septal occluder was chosen for implant using a 7f amplatzer trevisio intravascular delivery system.During procedure, the device attempted through the delivery sheath and when they exposed the left atrial disc, the disc malformed into a cobra head shape immediately after pushing the disc out.The physician decided to remove the device from the patient body and proceed with a new 10mm amplatzer septal occluder.The deformed device was never released from the delivery cable while inside the patient.The left atrial disc also had a deformed disc into the shape of cobra head, but they were able to reform it appropriately and implanted the 2nd device into the atrial defect.There was no report of any interaction with cardiac structures during deployment and no report of any angulation/kink noticed with the delivery system.The patient remained hemodynamically stable throughout the procedure.There was no clinically significant delay in procedure and no adverse patient effects.The patient was reported stable.

• 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: 24501542
• Report Number: 2135147-2026-01347
• Device Sequence Number: 21446730
• Product Code: MLV
• UDI-Device Identifier: 00811806010076
• UDI-Public: (01)00811806010076(17)260531(10)8021598
• Combination Product (Y/N): N
• Initial Reporter State: TX
• Initial Reporter Country: US
• PMA/510(K) Number: P000039
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted 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): 04/07/2026

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: 05/31/2026
• Device Model Number: 9-ASD-010
• Device Catalogue Number: 9-ASD-010
• Device Lot Number: 8021598
• 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: 02/06/2026
• Supplement Date Received by Manufacturer: 03/29/2026
• Initial Report FDA Received Date: 03/03/2026
• Supplement Report FDA Received Date: 04/07/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 06/18/2021
• 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