MAUDE Adverse Event Report: MEDTRONIC EUROPE SARL COBALT¿ XT HF QUAD CRT-D MRI SURESCAN¿; DEFIBRILLATOR, AUTOMATIC IMPLANTABLE CARDIOVERTER, WITH CARDIAC RESYNCHRONIZATIO

Model Number	DTPA2Q1
Medical Device Problem Codes	Pacing Problem (1439); Inappropriate/Inadequate Shock/Stimulation (1574); Device Sensing Problem (2917)
Health Effect - Clinical Codes	Shock from Patient Lead(s) (3162); No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	02/23/2026
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Continuation of d10: 459888 lead, implanted (b)(6) 2024.5867-3m adaptor, implanted (b)(6) 2024.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.
Event or Problem Description
It was reported that the patient was possibly treated by the cardiac resynchronization therapy defibrillator (crt-d).It was noted that the patient was having atrial tachycardia at the time of the event.The crt-d remains in use.No further patient complications have been reported as a result of this event.
Event or Problem Description
It was reported that the patient received inappropriate anti-tachycardia pacing (atp) from the cardiac resynchronization therapy defibrillator (crt-d).It was noted that the crt-d delivered one round of atp which did not break the ventricular rate and the rhythm then self-terminated.It was also noted that the patient was having atrial tachycardia at the time of the event.Lastly, it was noted that a new wavelet template was collected.The crt-d remains in use.No patient complications have been reported as a result of this event.
Additional Manufacturer Narrative
Corrections: b2, b5, h6 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¿ XT 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 ; 7635269277
• MDR Report Key: 24594600
• Report Number: 9614453-2026-01009
• Device Sequence Number: 10326217
• Product Code: NIK
• Combination Product (Y/N): N
• Initial Reporter State: NC
• Initial Reporter Country: US
• PMA/510(K) Number: P010031
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2024
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Nurse
• Type of Report: Initial,Followup,Followup
• Report Date (Section B): 07/06/2026

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: Lay User/Patient
• Device Expiration Date: 12/28/2024
• Device Model Number: DTPA2Q1
• Device Catalogue Number: DTPA2Q1
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 02/24/2026
• Supplement Date Received by Manufacturer: 07/01/2026; 07/06/2026
• Initial Report FDA Received Date: 03/13/2026
• Supplement Report FDA Received Date: 07/01/2026; 07/06/2026
• Date Device Manufactured: 07/05/2023
• 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: 5076-52 LEAD, 0181 LEAD; 5076-52 LEAD, 0181 LEAD.
• Outcome Attributed to Adverse Event: Required Intervention; Life Threatening
• Patient Age: 68 YR
• Patient Sex: Male
• Patient Weight: 193 LB