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Doctor insights on: What Are The Different Parts Of A Defibrillator

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What are the different parts of a defibrillator?

What are the different parts of a defibrillator?

3 main parts: Generally speaking: 1) the lead that sits in the heart to detect electrical signals from heart muscle, and to conduct electrical shocks from the device (if needed); 2) the small unit in the chest wall containing the computer which interprets the incoming electrical signals from the heart (via the lead) and gives pre-programmed therapies; 3) the battery that the computer runs on (also in this unit). ...Read more

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Dr. Walter Husar
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Defibrillator (Definition)

Defibrillation is a common treatment for life-threatening cardiac dysrhythmias, ventricular fibrillation, and pulseless ventricular tachycardia. Defibrillation consists of delivering a therapeutic dose of electrical energy to the affected heart with a ...Read more


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How are defibrillators used in the body?

How are defibrillators used in the body?

ICD: Icds are implanted to monitor the electrical activity of very abnormal hearts to see if a life threatening rhythm occurs. If it detects one of these rhythms, it will charge its capacitor and fire a shock to defibrillate the heart back to stable rhythm. In appropriate patients these devices save lives. ...Read more

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What is a defibrillator?

What is a defibrillator?

Device for the heart: A defibrillator uses electrical current to reset the rhythm of the heart when it is irregular and too rapid. They are used in cardiac arrest when the rhythm is ventricular fibrillation or tachycardia. They can be used to reset atrial fibrillation either emergently or electively as well. They can be external devices or can even be implanted in the body for patients at risk of arrhythmias. ...Read more

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Who needs a defibrillator?

Who needs a defibrillator?

ICD - new guidelines: This is somewhat complex and will not all fit in 400 characters so I am creating initials. 1. Ischemic cardiomyopathy, i.C., with ejection fraction, ef, >30% but <35%, newyork heartassoc, nyha, class ii or iii, and >30 days post mi/revascularization. 2. Ic, ef <30%. 3. Ic, ef between 36-40% with inducible ventricular fibrillation or tachycardia, 4. Non-ic with ef <35% and nyha class ii or greater. ...Read more

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Can I order a defibrillator?

AED: You can order an automatic external defibrillator (AED) similar to those in airports, malls, gyms, etc. ...Read more

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How does a defibrillator work?

Defibrillator : An external defibrillator can be automatic or manned either way either a computer or the operator can determine the patient is having a lethal arrhythmia and electrical energy is delivered to the chest wall and the rhythm can be terminated. ...Read more

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How can you use a defibrillator?

How can you use a defibrillator?

Variety of ways: There are two kinds of defibrillators, internal and external. Internal defibrillators are implanted under the skin similar to a permanent pacemaker. This type of defibrillator works automatically and does not require human intervention. External defibrillators are found in hospitals and in public areas. These are manually applied to the outside of the chest. ...Read more

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How does a defibrillator function?

How does a defibrillator function?

Electrical system: A defibrillator causes all myocardial (heart) cells to become depolarized at the same time. This extinguishes the abnormal arrhythmia, and allows the natural cardiac pacemaker to kick back in. This requires a large electrical current, to make sure all myocardial cells get activated at the same time. ...Read more

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