MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION ENERGEN? ICD; Implantable pacemaker

Model Number	E140
Medical Device Problem Code	High impedance (1291)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	08/16/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that this right ventricular (rv) and this implantable cardioverter defibrillators (icd) lead exhibited a gradual increase in shocking impedance, reaching a high out of range measurement of 128 ohms.Technical services discussed the option of changing the shocking lead impedance alert threshold to 150 ohms and continuing to monitor lead performance.It was also discussed that if the shocking lead impedance exceeds 150 ohms, lead replacement should be considered.The rv lead and the icd remain in service.No adverse patient effects were reported.
Additional Manufacturer Narrative
This product investigation is still in progress.This report will be updated when product investigation is complete.

• Brand Name: ENERGEN? ICD
• Common Device Name: Implantable pacemaker
• 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: mark mischke ; 4100 hamline avenue north; saint paul, MN 55112 ; +1(612)875-7234
• MDR Report Key: 50424459
• Report Number: 2124215-2026-45543
• Device Sequence Number: 21126631
• Product Code: LWP
• UDI-Device Identifier: 00802526480713
• UDI-Public: (01)00802526480713(17)150102
• 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: 2013
• Reporter Type: Manufacturer
• Report Source: Health Professional
• Initial Reporter Occupation: Other Health Care Professional
• Type of Report: Initial
• Report Date (Section B): 08/25/2026

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: 01/02/2015
• Device Model Number: E140
• Device Catalogue Number: E140
• Device Lot Number: 107234
• 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: 08/17/2026
• Initial Report FDA Received Date: 08/25/2026
• Date Device Manufactured: 01/04/2013
• 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: 65 YR
• Patient Sex: Male