Boston Scientific Corporation medical device recall: Endotak Reliance G/Sg

Reason for recall

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.

What the classification means

• Class I: FDA's most serious category: there is a reasonable probability that using or being exposed to the product will cause serious health problems or death.

About this recall

The firm started this recall on Jul 24, 2025. FDA classified it 27 days later, on Aug 20, 2025. This recall event covers 3 separate products, each with its own FDA recall number. Distribution reported by FDA: Worldwide Distribution. US nationwide. International distribution worldwide. Boston Scientific Corporation has 169 recalls in our records.

Recalled products (3)

• Z-2325-2025 Class I Ongoing

  ENDOTAK RELIANCE G/SG, transvenous defibrillation lead, implantable cardioverter defibrillator (non-CRT); Model Nos. 0160, 0161, 0162, 0163, 0164, 0165, 0166, 0167, 0170, 0171, o182, 0173, 0174, 0175, 0176, 0177, 0180, 0182, 0183, 0184, 0185, 0186, 0187

  Codes / lots: Model 0161 UDI-DI/GTIN 00802526372766; Model 0164 UDI-DI/GTIN N/A; Model 0165 UDI-DI/GTIN 00802526377259; Model 0167 UDI-DI/GTIN N/A 00802526373251; Model 0170 UDI-DI/GTIN 00802526373282 00802526373299; Model 0171 UDI-DI/GTIN 00802526373374 00802526373381; Model 0172 UDI-DI/GTIN 00802526373466; Model 0173 UDI-DI/GTIN 00802526373558 00802526373565; Model 0174 UDI-DI/GTIN 00802526373640; Model 0175 UDI-DI/GTIN 00802526373732 00802526373749; Model 0176 UDI-DI/GTIN 00802526376726 00802526376733; Model 0177 UDI-DI/GTIN 00802526376818 00802526376825; Model 0180 UDI-DI/GTIN 00802526411977 00802526422027 00802526433597 00802526531149 00802526540943 00802526540950 00802526591518; Model 0181 UDI-DI/GTIN 00802526411984 00802526422034 00802526433689 00802526433726 00802526433757 00802526491009 00802526502903 00802526531156; Model 0182 UDI-DI/GTIN 00802526422041 00802526531163; Model 0183…

  Quantity: 247,702 US; 344,670 OUS

• Z-2326-2025 Class I Ongoing

  ENDOTAK RELIANCE G/SG with 4-SITE Connector, transvenous defibrillation lead, Permanent Defibrillator Electrodes; Model Nos. 0282, 0283, 0285, 0286, 0292, 0293, 0295, 0296

  Codes / lots: Model 0282 UDI-DI/GTIN 00802526431371; Model 0283 UDI-DI/GTIN 00802526431388 00802526504181; Model 0285 UDI-DI/GTIN 00802526431401; Model 0286 UDI-DI/GTIN 00802526431418; Model 0292 UDI-DI/GTIN 00802526431432 00802526474668 00802526480096 00802526485763 00802526504396 00802526531248 00802526541742 00802526552441 00802526611186; Model 0293 UDI-DI/GTIN 00802526431449 00802526531255 00802526541827 00802526552526 00802526554490 00802526611179; Model 0295 UDI-DI/GTIN 00802526431463 00802526474699 00802526531262 00802526541902 00802526554506 00802526611131; Model 0296 UDI-DI/GTIN 00802526431470 00802526474705 00802526480164 00802526480188 00802526531279 00802526541988 00802526552038

  Quantity: 247,702 US; 344,670 OUS

• Z-2327-2025 Class I Ongoing

  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

  Codes / lots: 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

  Quantity: 247,702 US; 344,670 OUS