MAUDE Adverse Event Report: MEDTRONIC PUERTO RICO OPERATIONS CO. AMPLIA MRI CRT-D SURESCAN; DEFIBRILLATOR, AUTOMATIC IMPLANTABLE CARDIOVERTER, WITH CARDIAC RESYNCHRONIZATIO

Model Number	DTMB1D4
Medical Device Problem Codes	Inappropriate/Inadequate Shock/Stimulation (1574); Device Sensing Problem (2917)
Health Effect - Clinical Codes	Chest Pain (1776); Dyspnea (1816); Shock from Patient Lead(s) (3162)
Date of Event	06/11/2022
Type of Reportable Event	Serious Injury
Additional Manufacturer Narrative
Concomitant medical products: 6935m72 lead implanted: (b)(6) 2017.If information is provided in the future, a supplemental report will be issued.
Event or Problem Description
It was reported that the patient experienced chest pain and shortness of breath.The patient received possible inappropriate high voltage therapy for suspected atrial fibrillation (af) with rapid ventricular response that should have been detected as a ventricular tachycardia (vt).  it was also noted that during use of the right atrial (ra) lead intermittent undersensing was noted on some stored electrogram (egms) episodes.  the crt-d and ra lead remain in use. no further patient complications have been reported as a result of this event.
Event or Problem Description
It was further reported that the ra lead continued to display undersensing during atrial tachycardia/atrial fibrillation (at/af) stored episodes resulting in termination of at/af detected event(s) in progress.It was noted that the crt-d was explanted and replaced three years later due to normal elective replacement indicator (eri).
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: AMPLIA MRI CRT-D SURESCAN
• Common Device Name: DEFIBRILLATOR, AUTOMATIC IMPLANTABLE CARDIOVERTER, WITH CARDIAC RESYNCHRONIZATIO
• Manufacturer (Section D): MEDTRONIC PUERTO RICO OPERATIONS CO.; road 31, km. 24, hm 4; ceiba norte industrial park; juncos PR 00777
• Manufacturer (Section G): MEDTRONIC PUERTO RICO OPERATIONS CO.; road 31, km. 24, hm 4; ceiba norte industrial park; juncos PR 00777
• Manufacturer Contact: gerard torenvliet ; 8200 coral sea st ne; mounds view, MN 55112-4391 ; 7635269277
• MDR Report Key: 14886072
• Report Number: 3004209178-2022-08373
• Device Sequence Number: 20404069
• Product Code: NIK
• UDI-Device Identifier: 00643169543430
• UDI-Public: (01)00643169543430(17)180828
• Combination Product (Y/N): N
• Initial Reporter State: OH
• Initial Reporter Country: US
• PMA/510(K) Number: P010031
• 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: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 05/19/2026

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: 08/28/2018
• Device Model Number: DTMB1D4
• Device Catalogue Number: DTMB1D4
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/11/2022
• Supplement Date Received by Manufacturer: 04/26/2026
• Initial Report FDA Received Date: 07/01/2022
• Supplement Report FDA Received Date: 05/19/2026
• Date Device Manufactured: 03/02/2017
• 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, 419478 LEAD
• Outcome Attributed to Adverse Event: Life Threatening
• Patient Age: 67 YR
• Patient Sex: Male