MAUDE Adverse Event Report: ABBOTT MEDICAL (CRM-SYLMAR) OPTISURE ACTIVE FIXATION, DF-4 CONNECTOR; Permanent defibrillator electrodes

Model Number	LDA220Q/58
Medical Device Problem Code	Over-Sensing (1438)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	05/24/2026
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Further information was requested but was not available at this time.
Event or Problem Description
It was reported that auto mode switching (ams), oversensing noise and low sensing was observed on the right atrial (ra) lead.The low p waves were due to oversensing of fine right ventricular (rv) lead noise.

• Brand Name: OPTISURE ACTIVE FIXATION, DF-4 CONNECTOR
• Common Device Name: Permanent defibrillator electrodes
• Manufacturer (Section D): ABBOTT MEDICAL (CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• Manufacturer (Section G): ABBOTT MEDICAL (CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• Manufacturer Contact: navpreet singh ; 15900 valley view court; sylmar, CA 91342
• MDR Report Key: 25478664
• Report Number: 2017865-2026-12188
• Device Sequence Number: 20179005
• Product Code: NVY
• UDI-Device Identifier: 05414734507356
• UDI-Public: (01)05414734507356(10)S000023512(17)190731
• Combination Product (Y/N): Y
• Initial Reporter Country: AS
• PMA/510(K) Number: P950022
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2017
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Health Professional,User Facility,Company Representative
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 06/11/2026

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: 07/31/2019
• Device Model Number: LDA220Q/58
• Device Lot Number: S000023512
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/25/2026
• Initial Report FDA Received Date: 06/11/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 08/29/2016
• 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