HeartMate Adverse Events: FDA MAUDE Data

Thoratec Corporation · Ventricular Assist Device (LVAD) · First cleared Apr 2008

Total Reports

16,616

Reports (30d)

35

Active Signals

0

Open Recalls

8

Monthly Report Volume
Event Type Breakdown

Most commonly reported problems

1

Power Loss During MPU Transition

battery, unit mpu, power unit, mpu, mobile power

66

reports

2

Patient Death with Unknown Cause

device therapy, passed away, therapy related, outcome, patient passed

50

reports

3

Template Summary: LVAD Outcomes with RVAD Support

outcomes, survival, patients, study, group

29

reports

4

Persistent Driveline Power Fault Alarm

modular, fault alarm, power fault, modular cable, driveline power

7

reports

5

Power Cable Damage Causing Low Voltage Alarms

battery, captured, vad, log file, mpu

6

reports

6

Driveline Infection Leading to Pump Exchange

driveline infection, infection, therapy, surgical, patients

6

reports

Problem groupings are generated by Claripulse from report narrative text. They summarize what reporters wrote, not adjudicated root cause.

FDA recalls for this device

Class II

Oct 9, 2025 · Open, Classified

Due to potential corrosion issues associated with the Backup Battery cable connector that may cause a Backup Battery Fault Alarm.

Class II

Oct 9, 2025 · Open, Classified

Due to potential corrosion issues associated with the Backup Battery cable connector that may cause a Backup Battery Fault Alarm.

Class II

Oct 9, 2025 · Open, Classified

Due to potential corrosion issues associated with the Backup Battery cable connector that may cause a Backup Battery Fault Alarm.

Class II

Oct 9, 2025 · Open, Classified

Due to potential corrosion issues associated with the Backup Battery cable connector that may cause a Backup Battery Fault Alarm.

Class I

Jun 23, 2025 · Open, Classified

Due to misaligned V-Lock feature on the Mobile Power Unit power cords, which prevents the locking mechanism from properly engaging with the Mobile Power Unit and may cause unintended disconnect.

Class I

Jun 23, 2025 · Open, Classified

Due to misaligned V-Lock feature on the Mobile Power Unit power cords, which prevents the locking mechanism from properly engaging with the Mobile Power Unit and may cause unintended disconnect.

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Disclaimer: This system analyzes publicly available FDA MAUDE data. It does NOT provide medical advice. MAUDE data is de-identified. Do not attempt re-identification. Report counts may differ from the FDA's MAUDE search due to processing cadence and deduplication. Data is updated weekly.