MAUDE Adverse Event Report: BOSTON SCIENTIFIC CORPORATION FINELINE II STEROX; IMPLANTABLE LEAD

Model Number	4457
Medical Device Problem Code	Adverse Event Without Identified Device or Use Problem (2993)
Health Effect - Clinical Codes	Unspecified Infection (1930); Pocket Erosion (2013)
Date of Event	06/08/2026
Type of Reportable Event	Serious Injury
Event or Problem Description
It was reported that the patient with this previously capped right ventricular (rv) lead had exhibited infection possible pocket erosion.The patient reported that the device appeared to be protruding further from the pocket following weight loss.No additional adverse patient effects were reported.This previously capped rv lead remained capped.

• Brand Name: FINELINE II STEROX
• Common Device Name: IMPLANTABLE LEAD
• Manufacturer (Section D): BOSTON SCIENTIFIC CORPORATION; 4100 hamline avenue north; saint paul MN 55112
• Manufacturer (Section G): CPI - DEL CARIBE; guidant puerto rico b. v.; #12, rd. #698; dorado PR 00646
• Manufacturer Contact: timothy degroot ; 4100 hamline avenue north; saint paul, MN 55112 ; 6515826168
• MDR Report Key: 25728155
• Report Number: 2124215-2026-36210
• Device Sequence Number: 10645105
• Product Code: DTB
• UDI-Device Identifier: 00802526060915
• UDI-Public: (01)00802526060915(17)050225
• Combination Product (Y/N): Y
• Initial Reporter State: FL
• Initial Reporter Country: US
• PMA/510(K) Number: P960004
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Device Implanted Year: 2003
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Consumer
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 07/06/2026

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?: No
• Operator of Device: Lay User/Patient
• Device Expiration Date: 02/25/2005
• Device Model Number: 4457
• Device Catalogue Number: 4457
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 06/08/2026
• Initial Report FDA Received Date: 07/06/2026
• Date Device Manufactured: 02/25/2003
• Is the Device Labeled for Single Use? (Y/N): Yes
• Usage of Device: Initial
• Patient Sequence Number: 1
• Outcome Attributed to Adverse Event: Required Intervention; Hospitalization
• Patient Age: 76 YR
• Patient Sex: Female