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

Model Number	1688TC/40
Medical Device Problem Codes	Signal Artifact/Noise (1036); Low impedance (2285)
Health Effect - Clinical Code	Therapeutic Effects, Unexpected (2099)
Date of Event	06/24/2018
Type of Reportable Event	Serious Injury
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 right atrial (ra) lead noise caused the implantable cardioverter defibrillator to use discrimination channel incorrectly and led to deliver inappropriate shocks.The ra lead also triggered patient notifier for low atrial impedance on (b)(6) 2018.The device was reprogrammed and ultimately explanted and replaced along with the ra lead on (b)(6) 2018.The patient was stable after the procedure.

• 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: 8138756
• Report Number: 2017865-2018-18443
• Device Sequence Number: 277002
• Product Code: NVN
• UDI-Device Identifier: 05414734504812
• UDI-Public: 05414734504812
• Combination Product (Y/N): N
• Initial Reporter State: TX
• Initial Reporter Country: US
• PMA/510(K) Number: P960013
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2004
• Device Explanted Year: 2018
• Reporter Type: Manufacturer
• Report Source: company representative,health
• Initial Reporter Occupation: Physician
• Type of Report: Initial
• Report Date (Section B): 12/06/2018

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: Yes
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Expiration Date: 10/31/2007
• Device Model Number: 1688TC/40
• Device Lot Number: 0002165658
• 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: 11/28/2018
• Initial Report FDA Received Date: 12/06/2018
• 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: CD3265-40, (B)(4)
• Outcome Attributed to Adverse Event: Required Intervention
• Patient Age: 52 YR