The machine that keeps you alive Let’s talk about the Left Ventricular Assist Device (LVAD) — a mechanical heart pump that takes over when the heart can’t keep up. But behind this life-saving machine are daily battles with three major risks: 1. Infection — The driveline (the cable through the skin) is both a lifeline and a danger zone. → Follow your center’s instructions, keep exceptional care, never tug it, and don’t let it get infected. 2. Stroke — Clots or brain bleeds can happen at any time.