How To Fix Failed Arterial Line [ 2026 ]

: Give a "fast flush" to clear small clots or air bubbles.

: If blood cannot be aspirated, a thrombus may be present. Use ultrasound with Doppler to visualize flow around the catheter tip. HOW TO FIX FAILED ARTERIAL LINE

Troubleshooting a failed arterial line (A-line) requires a systematic approach to identify whether the issue is mechanical, anatomical, or clinical. When a line "fails," it typically manifests as a loss of waveform, inability to flush, or inaccurate pressure readings. 🛠️ Mechanical Troubleshooting : Give a "fast flush" to clear small clots or air bubbles

Before assuming the catheter has failed, check the external components. or clinical. When a line "fails

: Look for kinks in the tubing or a disconnected cable.