Overview

When the heart's rhythm goes awry, either slowing down or becoming unpredictable, a temporary pacemaker might be the answer. Unlike permanent devices, this type is meant for temporary use, often in emergency situations or during intensive medical care.
The device employs a pacing wire, or lead, which is threaded into the heart, linking it to an external generator that transmits electrical impulses.
These impulses help keep the heart rate steady until the underlying problem gets better or a permanent fix is found. People often use temporary pacing when they have an acute heart block, severe bradycardia, or during and after some heart procedures.

Why it's done?
This procedure is done when the heart can't keep a safe rhythm on its own, which can cause symptoms like fainting, low blood pressure, dizziness, or even loss of consciousness. It provides immediate assistance during critical moments, allowing physicians to address the root cause, whether it's a heart attack, a medication reaction, or an electrolyte imbalance. Sometimes, it's a temporary solution until a permanent pacemaker can be installed.

What to Expect?
Prior to implantation, the patient undergoes a rapid assessment, including ECG monitoring, blood tests, and vital sign checks, particularly in urgent situations. The procedure is typically performed under local anesthesia, either at the bedside in an intensive care unit or within a catheterization lab. A slender pacing wire is inserted into a vein, often in the neck, chest, or groin, and then maneuvered into the heart using imaging techniques or an ECG.

Afterward, the lead is connected to an external pacing device, which is programmed to maintain the heart's rhythm. This procedure usually takes less than an hour. Post-insertion, careful monitoring of the pacemaker is essential to confirm its proper function. The insertion site is checked frequently, and the settings may be adjusted based on how the patient is doing.

Outlook & Recovery
This is only a temporary fix, so how quickly you get better depends on the underlying condition, not the procedure itself. The temporary system is removed once the heart rhythm is stable or a permanent pacemaker is implanted. It is very important for keeping patients stable and avoiding serious problems.