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

Model Number	1488TC/46
Medical Device Problem Codes	Over-Sensing (1438); Pacing Problem (1439)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	07/29/2021
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
It was reported that the patient presented for a follow up in clinic.Device interrogation revealed inappropriate mode switch episodes caused by oversensed noise exhibited by the right atrial lead.Programming changes were made.The patient was in stable condition.

• Brand Name: TENDRIL SDX 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: 12334169
• Report Number: 2017865-2021-28191
• Device Sequence Number: 17278575
• Product Code: NVN
• UDI-Device Identifier: 05414734006873
• UDI-Public: 05414734006873
• Combination Product (Y/N): N
• Initial Reporter State: IL
• Initial Reporter Country: US
• PMA/510(K) Number: P960013
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2004
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: company representative,health
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 08/17/2021

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: 05/31/2007
• Device Model Number: 1488TC/46
• Device Catalogue Number: 5370
• Device Lot Number: 0002380711
• 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: 07/29/2021
• Initial Report FDA Received Date: 08/17/2021
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1
• Patient Age: 86 YR