What is a defibrillator? A defibrillator is a device that provides an electric shock to your heart to allow it to get out of a potentially fatal abnormal heart rhythm, or arrhythmia, — ventricular tachycardia (with no …

An internal defibrillator is often used to defibrillate the heart during or after cardiac surgery such as a heart bypass. The electrodes consist of round metal plates that come in direct contact with the …

Jun 6, 2023 · Defibrillators are devices that apply an electric charge or current to the heart to restore a normal heartbeat. If the heart rhythm stops due to cardiac arrest, also known as sudden cardiac …

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Oct 29, 2024 · What is an implantable cardioverter defibrillator? An ICD is a battery-powered device placed under the skin that keeps track of your heart rate. Thin wires connect the ICD to your heart. If …

Aug 12, 2025 · Pacemakers and implantable defibrillators are devices that monitor and help control abnormal heart rhythms. Learn who needs one, and how they work.

Jan 6, 2026 · Get first aid training and buying advice with our defibrillator and heart health knowledge hub.

Apr 24, 2024 · An automated external defibrillator (AED) is a portable device that can be used to treat a person whose heart has suddenly stopped working. This condition is called sudden cardiac arrest.

Jun 19, 2023 · The machine used to deliver this therapeutic shock to the heart is called a defibrillator. The different types of defibrillators used include external defibrillators, transvenous...

Sep 5, 2023 · Defibrillation uses a device to send a safe electrical current to your heart to restore a healthy heartbeat. You may need defibrillation, such as an implantable device, if you have a history …