QDOT MICRO Adverse Events: FDA MAUDE Data

Biosense Webster Inc · Cardiac Ablation Catheter for Atrial Flutter

Total Reports

967

Reports (30d)

20

Active Signals

1

Open Recalls

1

Monthly Report Volume
Event Type Breakdown

Most commonly reported problems

1

Pericardial Effusion Post-Ablation

pericardial effusion, pericardial, effusion, qdot, pericardiocentesis

20

reports

2

Catheter Hole Causing Ablation Failure

mdr reportable, pebax, hole, medtech, qdot

11

reports

3

Irrigation Failure with Micro Catheter

micro catheter, qdot micro, flow, irrigation issue, qdot

7

reports

4

Detached Tip Not Contacting Patient

completed adverse, adverse consequences, notice, prior, consequences patient

1

reports

5

Electrode Noise During Ablation Procedure

observed, left, ablation procedure, completed, mapping

1

reports

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

Active safety signals

Disproportionate reportinghigh

FDA recalls for this device

Class II

Sep 7, 2022 · Open, Classified

Manufacturing error resulted in potential contamination of Bi-Directional navigation catheter irrigation path with cellulose fibers that can cause 1) Failure of initial flushing inspection, 2) Insufficient irrigation causing catheter tip temperature increase, limiting the ability to deliver ablation, or 3) particles flushed through the catheter irrigation may have thrombogenic/toxic effect.

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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.