MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION DYNAGEN? EL ICD DR; implantable cardioverter defibrillator (ICD)

Model Number	D152
Medical Device Problem Codes	Pacing Problem (1439); Inappropriate/Inadequate Shock/Stimulation (1574); Under-Sensing (1661)
Health Effect - Clinical Code	Shock from Patient Lead(s) (3162)
Date of Event	07/20/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that this implantable cardioverter defibrillator (icd) exhibited undersensing that resulted in three inappropriate shocks and anti-tachycardia pacing (atp) delivered when not required.Technical services (ts) was consulted and faxed the results for the health care professional (hcp) to review.This device remains in service.No additional adverse patient effects were reported.
Additional Manufacturer Narrative
If pertinent information is provided in the future, a supplemental report will be submitted.

• Brand Name: DYNAGEN? EL 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 E91 T 862; EI E91 T862
• Manufacturer Contact: timothy degroot ; 4100 hamline avenue north; saint paul, MN 55112 ; +1(651)582-6168
• MDR Report Key: 50100693
• Report Number: 2124215-2026-41275
• Device Sequence Number: 16031650
• Product Code: LWS
• UDI-Device Identifier: 00802526534324
• UDI-Public: (01)00802526534324(17)181116
• Combination Product (Y/N): N
• Initial Reporter State: MA
• Initial Reporter Country: US
• PMA/510(K) Number: P960040
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2016
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 07/31/2026

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: 11/16/2018
• Device Model Number: D152
• Device Catalogue Number: D152
• Device Lot Number: 522410
• 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: 07/22/2026
• Initial Report FDA Received Date: 07/31/2026
• Date Device Manufactured: 11/22/2016
• 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
• Outcome Attributed to Adverse Event: Other
• Patient Age: 57 YR
• Patient Sex: Male