Boston Scientific Corporation — RELIANCE 4-FRONT, endocardial cardioversion/defibrillation and pace/sense lead, Permanent Defibrillator Electrodes; Model Nos. 0654, 0655, 0657, 0658, 0682, 0683, 0685,
⚠️ Affected lead models may experience gradually rising LVSI measurements in association with calcification of the defibrillation lead coils. The issue may lead to early lead replacement. Most serious harm is death or need for cardiac resuscitation.
Is this relevant to me?
- Geography
- Nationwide
- Source agency
- FDA
- Category
- Health
- Published
- July 24, 2025
Worldwide Distribution. US nationwide. International distribution worldwide.
What's affected?
- Product
- RELIANCE 4-FRONT, endocardial cardioversion/defibrillation and pace/sense lead, Permanent Defibrillator Electrodes; Model Nos. 0654, 0655, 0657, 0658, 0682, 0683, 0685, 0686, 0692, 0693, 0695, 0696
- Lot code
- Model 0657 UDI-DI 00802526560934; Model 0682 UDI-DI 00802526560958; Model 0683 UDI-DI 00802526560965; Model 0685 UDI-DI 00802526560972; Model 0686 UDI-DI 00802526560989; Model 0692 UDI-DI 00802526519017 00802526560996 00802526568664 00802526568688; Model 0693 UDI-DI 00802526518850 00802526519055 00802526537769 00802526561009 00802526568701; Model 0695 UDI-DI 00802526519093 00802526561016; Model 0696 UDI-DI 00802526519987 00802526561207 00802526568831
Additional details
Model 0657 UDI-DI 00802526560934; Model 0682 UDI-DI 00802526560958; Model 0683 UDI-DI 00802526560965; Model 0685 UDI-DI 00802526560972; Model 0686 UDI-DI 00802526560989; Model 0692 UDI-DI 00802526519017 00802526560996 00802526568664 00802526568688; Model 0693 UDI-DI 00802526518850 00802526519055 00802526537769 00802526561009 00802526568701; Model 0695 UDI-DI 00802526519093 00802526561016; Model 0696 UDI-DI 00802526519987 00802526561207 00802526568831
What should I do?
Recommended action
Class I recall. Voluntary: Firm initiated Quantity affected: 247,702 US; 344,670 OUS.
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