MAUDE Adverse Event Report: Medtronic Europe Sarl Cobalt¿ HF Quad CRT-D MRI SureScan¿; DEFIBRILLATOR, AUTOMATIC IMPLANTABLE CARDIOVERTER, WITH CARDIAC RESYNCHRONIZATIO

Model Number	DTPB2QQ
Medical Device Problem Code	Premature Discharge of Battery (1057)
Health Effect - Clinical Codes	Chest Pain (1776); Discomfort (2330)
Date of Event	09/04/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported by the patient that experienced symptoms of chest tightness and discomfort since adjustments were made to the cardiac resynchronization therapy defibrillator (crt-d) settings.The patient also noted a significant decrease in battery life and expressed feeling unwell, particularly when active.The crt-d remains in use.No further patient complications have been reported as a result of this event.
Additional Manufacturer Narrative
Medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.

• Brand Name: Cobalt¿ HF Quad CRT-D MRI SureScan¿
• Common Device Name: DEFIBRILLATOR, AUTOMATIC IMPLANTABLE CARDIOVERTER, WITH CARDIAC RESYNCHRONIZATIO
• Manufacturer (Section D): Medtronic Europe Sarl; route du molliau 31; case postale; tolochenaz vaud 1131 ; SZ 1131
• Manufacturer (Section G): Medtronic Europe Sarl; route du molliau 31; case postale; tolochenaz vaud 1131 ; SZ 1131
• Manufacturer Contact: gerard torenvliet ; 8200 coral sea st ne; mounds view, MN 55112--439 ; +1(763)526-9277
• MDR Report Key: 50920742
• Report Number: 9614453-2026-03894
• Device Sequence Number: 12094881
• Product Code: NIK
• UDI-Device Identifier: 00763000178178
• UDI-Public: (01)00763000178178(17)250228(20)02
• Combination Product (Y/N): N
• Initial Reporter State: MI
• Initial Reporter Country: US
• PMA/510(K) Number: P010031
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2023
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Consumer
• Type of Report: Initial
• Report Date (Section B): 09/28/2026

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: Lay User/Patient
• Device Expiration Date: 02/28/2025
• Device Model Number: DTPB2QQ
• Device Catalogue Number: DTPB2QQ
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 09/04/2026
• Initial Report FDA Received Date: 09/28/2026
• Date Device Manufactured: 09/07/2023
• 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
• Concomitant Medical Products and Therapy/Usage Dates: 7170Q LEAD, 1458Q LEAD, 1944 LEAD
• Patient Age: 64 YR
• Patient Sex: Female