THORATEC HEARTMATE II, LVAS IMPLANT KIT, US, EP Adverse Events: FDA MAUDE Data

Thoratec Corporation · Ventricular Assist Device (LVAD) · First cleared Apr 2003

Total Reports

192

Reports (30d)

Active Signals

Open Recalls

Monthly Report Volume

Event Type Breakdown

What the reports describe · Claripulse analysis

Most commonly reported problems

Patient Death Possibly Therapy Related

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

reports

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

Detection

Active safety signals

Disproportionate reportinghigh

Regulatory

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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Understanding this data

What FDA MAUDE data does and does not tell you

How these reports are filed, why raw counts mislead, and the limits to know before drawing conclusions.

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How a safety signal is detected

What the "Active Signals" count above means and the methods that separate a real signal from noise.

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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.