The Recall Desk
SevereFDA (Devices)·Z-2688-2026·Announced 2026-07-22

Abiomed Impella 5.5 SmartAssist S2 heart pump introducer sheath leakage risk

Abiomed is recalling Impella 5.5 SmartAssist S2 heart pump sets worldwide due to a potential for introducer sheath leakage from under the sheath cap and along hub score lines that may not be visible to users.

What this means for you

Illness, injury, or structural failure has been reported. Stop using the product immediately and contact the manufacturer for a refund or repair.

Our severity reasoning: The FDA classified this recall as Class I. Per the rubric, FDA Class I recalls with medical devices carry a minimum severity of 4 (Severe), particularly where a critical device failure (sheath leakage) could compromise device function in a high-risk cardiac application without visible warning to the user.

Plain-English summary

Abiomed, Inc. is recalling the Impella 5.5 SmartAssist S2 Set, Pump Set Codes 1000459 and 1000460, containing Introducer Product Code 0052-3006-JP. Approximately 1,574 units have been distributed worldwide, including across the US and to 34 other countries and territories.

The recall addresses a potential for introducer sheath leakage from under the sheath cap and along the hub score lines in both the 14Fr and 23Fr introducers. These manufacturing defects are not visually detectable by the user. Because 14Fr or 23Fr introducers are provided in every pump set, all current field batches are affected.

Patients and healthcare providers with affected devices should contact Abiomed, Inc. directly for guidance on next steps. The FDA classified this as a Class I recall. This is a serious matter requiring prompt action.

The recalled product

Product
ABIOMED Impella 5.5 SmartAssist S2 Set, JP, Pump Set Codes 1000459, 1000460; containing Introducer Product Code 0052-3006-JP. heart pump and accessories
Manufacturer
Abiomed, Inc.
Hazard
  • device-leakage
  • non-visible-defect

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Lot numbers (2)

  • Pump Set Codes 1000459
  • 1000460

Distribution

Distributed nationwide across the United States.