MAUDE Adverse Event Report: ST. JUDE MEDICAL, INC.(CRM-SYLMAR) QUICKFLEX MICRO LV LEAD; PERMANENT PACEMAKER ELECTRODE

Model Number	1258T/92
Medical Device Problem Codes	Intermittent Capture (1080); Capturing Problem (2891)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	06/15/2021
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The results of the investigation are inconclusive since the device was not returned for analysis.Based on the information received, the cause of the reported incident could not be conclusively determined.
Event or Problem Description
Related manufacturer reference number: 2017865-2021-23882, 2017865-2021-23883.It was reported that a patient presented remotely with multiple non-sustained right ventricular oversensing episodes on their implantable cardioverter defibrillator.The cause of the episodes was found to be due to partial loss of right ventricular capture.Upon further examination, it was noted that both the patient's right ventricular and left ventricular leads were experiencing high capture thresholds and thus causing intermittent capture.Programming changes were made on (b)(6) 2021 which resolved the issue.There were no patient consequences.

• Brand Name: QUICKFLEX MICRO LV LEAD
• Common Device Name: PERMANENT PACEMAKER ELECTRODE
• Manufacturer (Section D): ST. JUDE MEDICAL, INC.(CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• MDR Report Key: 12084365
• Report Number: 2017865-2021-23884
• Device Sequence Number: 3648103
• Product Code: OJX
• UDI-Device Identifier: 05414734502627
• UDI-Public: 05414734502627
• Combination Product (Y/N): Y
• Initial Reporter Country: CA
• PMA/510(K) Number: P030054
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2015
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,foreig
• Initial Reporter Occupation: Nurse
• Type of Report: Initial
• Report Date (Section B): 06/29/2021

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: 01/31/2018
• Device Model Number: 1258T/92
• Device Catalogue Number: 1258T-92
• Device Lot Number: S000000289
• Was Device Available for Evaluation?: No
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/15/2021
• Initial Report FDA Received Date: 06/29/2021
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Concomitant Medical Products and Therapy/Usage Dates: DURATA STS; UNIFY ASSURA ICD