MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION INOGEN? CRT-D; IMPLANTABLE CARDIAC RESYNCHRONIZATION THERAPY DEFIBRILLATOR

Model Number	G141
Medical Device Problem Codes	Signal Artifact/Noise (1036); Over-Sensing (1438)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	11/17/2025
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that the cardiac resynchronization therapy defibrillator (crt-d) recorded signal artifact monitor episodes and exhibited oversensing due to electromagnetic interference (emi) while using a magnet during surgery.Technical services was consulted and confirmed the episodes during a post-surgery check and noted chronic atrial fibrillation appeared on the presenting electrogram.No adverse patient effects were reported.This crt-d remains in service.
Additional Manufacturer Narrative
If pertinent information is provided in the future, a supplemental report will be submitted.

• Brand Name: INOGEN? CRT-D
• Common Device Name: IMPLANTABLE CARDIAC RESYNCHRONIZATION THERAPY DEFIBRILLATOR
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 4100 hamline avenue north; saint paul MN 55112
• Manufacturer (Section G): BOSTON SCIENTIFIC CORPORATION; cashel road; clonmel ; EI
• Manufacturer Contact: timothy degroot ; 4100 hamline avenue north; saint paul, MN 55112 ; 6515826168
• MDR Report Key: 23679772
• Report Number: 2124215-2025-87844
• Device Sequence Number: 18566773
• Product Code: NIK
• UDI-Device Identifier: 00802526534553
• UDI-Public: (01)00802526534553(17)200503
• Combination Product (Y/N): N
• Initial Reporter State: PA
• Initial Reporter Country: US
• PMA/510(K) Number: P010012
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2020
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date (Section B): 12/01/2025

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: Lay User/Patient
• Device Expiration Date: 05/03/2020
• Device Model Number: G141
• Device Catalogue Number: G141
• Device Lot Number: 127593
• 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: 11/17/2025
• Initial Report FDA Received Date: 12/01/2025
• Date Device Manufactured: 05/16/2018
• 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 Age: 79 YR
• Patient Sex: Male