Ebook ECG interpretation made incredibly easy: Part 2
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Ebook ECG interpretation made incredibly easy: Part 2
Ebook ECG interpretation made incredibly easy: Part 2
Part III Treating arrhythmias9 Nonpharmacologic treatments 17510 Pharmacologic treatments 205Nonpharmacologic treatmentsJust the factsIn this chapter, Ebook ECG interpretation made incredibly easy: Part 2, you'll learn:♦ nonpharmacologic treatments of arrhythmias and howthey work♦ ways to identify and treat complications of nonpharma-cologic treatments♦ nursing care for patients receiving nonpharmacologic treatments♦ patient teaching points for nonpharmacologic treatments.A look at pacemakersA pacem Ebook ECG interpretation made incredibly easy: Part 2aker is an artificial device that electrically stimulates the myocardium to depolarize, which begins a contraction.Pacemakers may be used when a patieEbook ECG interpretation made incredibly easy: Part 2
nt has an arrhythmia, such as certain bradyarrhythmias and tachyarrhythmias, sick sinus syndrome, or atrioventricular (AV) blocks. Tile device may be Part III Treating arrhythmias9 Nonpharmacologic treatments 17510 Pharmacologic treatments 205Nonpharmacologic treatmentsJust the factsIn this chapter, Ebook ECG interpretation made incredibly easy: Part 2 the beat goes on...Pacemakers work by generating an impulse from a power source and transmitting that impulse ro the heart muscle. The impulse Hows tluoughoul the heart mid causes the heart muscle to depolarize. Pacemakers consist of three components: the pulse generator, the pacing leads, and the Ebook ECG interpretation made incredibly easy: Part 2electrode tip.176N0NPHARMAC0L0GIC TREATMENTSMaking the pacer workThe pulse generator contains the pacemaker's power source and circuitry. The lithiumEbook ECG interpretation made incredibly easy: Part 2
batteries in a permanent or implanted pacemaker are its power source anti last about 10 years. The circuitry of the pacemaker is a microchip that guidPart III Treating arrhythmias9 Nonpharmacologic treatments 17510 Pharmacologic treatments 205Nonpharmacologic treatmentsJust the factsIn this chapter, Ebook ECG interpretation made incredibly easy: Part 2es. These units also contain a microchip and are programmed by a touch pad or dials.A stimulus on the moveAn electrical stimulus from the pulse generator moves through wires or pacing leads to the electrode tips. The leads for a pacemaker designed to stimulate a single heart chamber are placed inA l Ebook ECG interpretation made incredibly easy: Part 2ook at pacing leadsPacing leads have either one electrode (unipolar) or two (bipolar). These illustrations show the difference between thetwo leads.UnEbook ECG interpretation made incredibly easy: Part 2
ipolar lead In a unipolar system, electric current moves from theBipolar lead In a bipolar system, current flows from the pulse genera-pulse generatorPart III Treating arrhythmias9 Nonpharmacologic treatments 17510 Pharmacologic treatments 205Nonpharmacologic treatmentsJust the factsIn this chapter, Ebook ECG interpretation made incredibly easy: Part 2! to complete the circuittor through the leadwire to the negative pole at the tip. At that point, it stimulates the heart and then the positive pole within the lead to complete the circuit.WORKING WITH p,_____ _177either the atrium or the ventricle. For dual-chamber, or AV, pacing, the leads are pla Ebook ECG interpretation made incredibly easy: Part 2ced in both chambers, usually on the right side of the heart.One lead or twoThe electrodes—one on a unipolar lead or two on a bipolar lead— send inforEbook ECG interpretation made incredibly easy: Part 2
mation about electrical impulses in the myocardium back to the pulse generator. The pulse generator senses the heart's electrical activity and respondPart III Treating arrhythmias9 Nonpharmacologic treatments 17510 Pharmacologic treatments 205Nonpharmacologic treatmentsJust the factsIn this chapter, Ebook ECG interpretation made incredibly easy: Part 2em. A bipolar system isn't as easily affected by electrical activity outside the heart and the generator (for example, from skeletal muscle contraction or magnetic fields). (See A look at pacing leads.) Ebook ECG interpretation made incredibly easy: Part 2Part III Treating arrhythmias9 Nonpharmacologic treatments 17510 Pharmacologic treatments 205Nonpharmacologic treatmentsJust the factsIn this chapter,Gọi ngay
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