MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION DYNAGEN? MINI ICD DR; IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD)

Model Number	D022
Medical Device Problem Codes	Pacing Problem (1439); Inappropriate/Inadequate Shock/Stimulation (1574)
Health Effect - Clinical Code	Shock from Patient Lead(s) (3162)
Date of Event	08/05/2025
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that this implantable cardioverter defibrillator (icd) system delivered inappropriate anti-tachycardia pacing (atp) and four shocks for what appears to be an atrial driven rhythm.Technical services (ts) was consulted, and programming enhancements were discussed as well as further electrophysiology review.No additional adverse patient effects were reported.This device remains in service.

• Brand Name: DYNAGEN? MINI ICD DR
• Common Device Name: IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD)
• 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: 22850614
• Report Number: 2124215-2025-58198
• Device Sequence Number: 14543452
• Product Code: LWS
• UDI-Device Identifier: 00802526533907
• UDI-Public: (01)00802526533907(17)210610
• Combination Product (Y/N): N
• Initial Reporter State: MN
• Initial Reporter Country: US
• PMA/510(K) Number: P960040
• 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: Physician
• Type of Report: Initial
• Report Date (Section B): 08/20/2025

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: 06/10/2021
• Device Model Number: D022
• Device Catalogue Number: D022
• Device Lot Number: 120360
• 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: 08/05/2025
• Initial Report FDA Received Date: 08/20/2025
• Date Device Manufactured: 06/17/2019
• Is the Device Labeled for Single Use? (Y/N): Yes
• Usage of Device: Initial
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Other
• Patient Age: 81 YR
• Patient Sex: Male