MAUDE Adverse Event Report: ST. JUDE MEDICAL, INC.(CRM-SYLMAR) ASSURITY SR RF; Pulse generator, permanent, implantable

Model Number	PM1240
Medical Device Problem Code	No Apparent Adverse Event (3189)
Health Effect - Clinical Code	Insufficient Information (4580)
Date of Event	08/08/2025
Type of Reportable Event	Malfunction
Event or Problem Description
This report is to advise of an event observed during analysis.
Additional Manufacturer Narrative
No complaint was received with the return of the device.Failure event observed during analysis.The device was received with normal telemetry and output.Analysis of device image revealed high current drain of more than ten times that of normal current, which is consistent with increased duty cycle of the internal circuitry caused by a firmware anomaly.The high current condition could not be reproduced during analysis.Visual inspection of the header attachment area detected a bonding anomaly between the epoxy header and titanium case.A device history record (dhr) review was performed and all required manufacturing processes and inspections steps were confirmed to be completed per the requirements.The device met specifications prior to leaving abbott manufacturing facilities.The device longevity assessment found the device was operating at the elective replacement indicator (eri) voltage consistent with normal usage.Hybrid circuitry was tested, and the results indicated normal current drain.A manufacturing anomaly may have occurred, which resulted in the header bonding anomaly.

• Brand Name: ASSURITY SR RF
• Common Device Name: Pulse generator, permanent, implantable
• Manufacturer (Section D): ST. JUDE MEDICAL, INC.(CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• Manufacturer (Section G): ST. JUDE MEDICAL, INC.(CRM-SYLMAR); 15900 valley view court; sylmar CA 91342
• Manufacturer Contact: navpreet singh ; 15900 valley view court; sylmar, CA 91342
• MDR Report Key: 22909034
• Report Number: 2017865-2025-98801
• Device Sequence Number: 18120453
• Product Code: NVZ
• UDI-Device Identifier: 05414734507066
• UDI-Public: (01)05414734507066(10)A000026047(17)180228
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: P880086
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2017
• Device Explanted Year: 2025
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Other
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 08/27/2025

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: Other
• Device Expiration Date: 02/28/2018
• Device Model Number: PM1240
• Device Lot Number: A000026047
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 07/07/2025
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 08/08/2025
• Initial Report FDA Received Date: 08/27/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 08/03/2016
• 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