Sprint Quattro Adverse Events: FDA MAUDE Data

MEDTRONIC, INC. · Implantable Cardioverter Defibrillator (ICD) · First cleared Jan 2016

Total Reports

1,707

Reports (30d)

567

Active Signals

3

Open Recalls

82

Monthly Report Volume
Event Type Breakdown

Most commonly reported problems

1

Rising Defibrillation Impedance in RV Lead

lead remains, pacing impedance, impedance, lead exhibited, use right

56

reports

2

RV Lead Integrity Alert Triggered

integrity alert, lead integrity, alert lia, lia, integrity

42

reports

3

T-Wave Oversensing in RV Lead

oversensing twos, lead remains, wave oversensing, lead exhibited, use right

26

reports

4

CRT Device Explanted for Infection

crt, infection, patient complications, patient experienced, result event

14

reports

5

RV Lead Undersensing Observed

episode, lead remains, undersensing, lead exhibited, use right

9

reports

6

Helix Extension Failure During Implant

observed, coil, lead exhibited, appeared, showed

8

reports

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

Active safety signals

ChangepointcriticalVolume spikecriticalIncreasing trendcritical

FDA recalls for this device

Class II

Oct 29, 2025 · Open, Classified

There is a potential for delayed time to high-voltage (HV) therapy should a rare sequence of events occur.

Class II

Apr 16, 2024 · Open, Classified

Potential for manufacturing defect. Weld crack led to devices failing at the leak check step in manufacturing.

Class II

Apr 16, 2024 · Open, Classified

Potential for manufacturing defect. Weld crack led to devices failing at the leak check step in manufacturing.

Class II

Apr 16, 2024 · Open, Classified

Potential for manufacturing defect. Weld crack led to devices failing at the leak check step in manufacturing.

Class II

Apr 16, 2024 · Open, Classified

Potential for manufacturing defect. Weld crack led to devices failing at the leak check step in manufacturing.

Class II

Apr 16, 2024 · Open, Classified

Potential for manufacturing defect. Weld crack led to devices failing at the leak check step in manufacturing.

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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.