FDA Adverse Event Malfunction Summary report: N

RELIANCE 4-FRONT

MDR report key: 24881448 · Received April 15, 2026

Report

Report Number
2124215-2026-20277
Event Type
Malfunction
Date Received
April 15, 2026
Date of Event
March 25, 2026
Report Date
April 15, 2026
Manufacturer
BOSTON SCIENTIFIC CORPORATION
Product Code
NVY
UDI-DI
00802526592867
PMA / PMN Number
P910073
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
NJ, US
Reporter Occupation
OTHER HEALTH CARE PROFESSIONAL
Health Professional
Yes

Narratives

Additional Manufacturer Narrative · 0

THE DEVICE REMAINS IN SERVICE; THEREFORE, A TECHNICAL ANALYSIS COULD NOT BE PERFORMED. BASED ON A THOROUGH REVIEW OF THE REPORTED COMPLAINT, BOSTON SCIENTIFIC HAS ASSIGNED AN INVESTIGATION CONCLUSION CODE OF KNOWN INHERENT RISK OF DEVICE.

Description of Event or Problem · 0

IT WAS REPORTED THAT THIS RIGHT VENTRICULAR (RV) LEAD EXHIBITED HIGH OUT-OF-RANGE SHOCK IMPEDANCE OF 140 OHMS INITIALLY; HOWEVER, SUBSEQUENTLY DECREASED TO 110-116 OHMS RANGE. ALL OTHER MEASUREMENTS WERE NOTED TO BE NORMAL. TECHNICAL SERVICES (TS) SUGGESTED TO CONTINUE MONITORING. THIS LEAD REMAIN IN SERVICE AND NO ADVERSE PATIENT EFFECTS WERE REPORTED.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
952171 RELIANCE 4-FRONT IMPLANTABLE LEAD NVY BOSTON SCIENTIFIC CORPORATION 0673 300648 00802526592867

Patients

Seq Age Sex Outcome Treatment
1 57 YR Male