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Chapter 1

Cardiac pacemakers in medicine

Here we start with the basics: what pacemakers are and how they can treat a range of heart conditions. You'll also learn how to select the appropriate device depending on the heart condition.
10 Lessons
34:40 min
Cardiac pacemakers in medicine intro
0:49 min
What are cardiac pacemakers and how do they treat heart conditions?
7:55 min
Types of pacemakers
3:53 min
Pacemakers and sinus node dysfunction
2:27 min
Pacemakers and heart block
4:23 min
Pacemakers and 'slow' AF patients
3:23 min
Pacemakers and cardioinhibitory syncope
4:23 min
Pacemakers and heart failure
3:19 min
Who qualifies for a pacemaker?
4:08 min
Cardiac pacemakers in medicine quiz
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Chapter 2

Nuts and bolts of pacing

This chapter covers the most fundamental setting for pacemaker function. You'll learn about how a pacemaker is able to "see" when the heart beats and is able to trigger a depolarization.
7 Lessons
26:13 min
Nuts and bolts of pacing intro
0:36 min
Unipolar and bipolar (vectors)
4:28 min
Pacemaker sensing and fixed sensitivity
5:36 min
Auto-adjusting sensitivity
4:50 min
Pacemakers thresholds
4:54 min
Pacemaker modes and nomenclature
5:49 min
Nuts and bolts of pacing quiz
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Chapter 3

Pacemaker optimization

Pacemakers need to be programmed to regulate the heart rate, ensure patient safety, and improve battery longevity. In this chapter, you'll learn how we achieve this with pacemaker optimization.
11 Lessons
42:54 min
Pacemaker optimization intro
0:42 min
The right amount of pacing
3:23 min
Pacing percentages
4:37 min
Base rate and lower rate limit
4:57 min
Hysteresis
3:28 min
The AV delay
4:43 min
Rate response and sensor rate
4:26 min
Rate drop response
4:38 min
Upper rate limit
5:52 min
What is automatic mode switch (AMS)?
6:08 min
Pacemaker optimization quiz
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Chapter 4

Biventricular pacing

Biventricular pacemakers are fantastic for managing a specific group of heart failure patients. Learn who is a suitable candidate and how these pacemakers are able to alleviate symptoms.
8 Lessons
24:23 min
Biventricular pacing intro
0:24 min
Who qualifies for a biventricular pacemaker?
3:46 min
Positioning a left ventricular lead
3:57 min
100% biventricular pacing
5:07 min
Diaphragmatic pacing
2:18 min
Troubleshooting diaphragmatic pacing
4:09 min
Quadripolar leads
4:42 min
Biventricular pacing quiz
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Chapter 5

Common pacemaker problems and resolutions

Unfortunately, pacemakers are not perfect and occasionally go wrong. Learn to recognize the most common problems and how they are overcome through programming or additional intervention.
12 Lessons
59:57 min
Common pacemaker problems and resolutions intro
0:32 min
Failure to capture
7:22 min
Undersensing
5:39 min
Oversensing
6:26 min
Troubleshooting with vectors
3:50 min
Infection and lead displacement
3:47 min
Erosion and twiddler's syndrome
3:53 min
Upper rate behavior
9:31 min
Pacemaker syndrome
4:40 min
Pacemaker-mediated tachycardia (PMT)
6:13 min
Coping with long first degree AV block — AAI ↔︎ DDD
8:04 min
Common pacemaker problems and resolutions quiz
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Chapter 6

Pacemakers and the ECG

An ECG from a pacemaker patient can often be used to assess pacemaker function as well as the function of their heart. Here you'll learn to interpret the paced ECG.
8 Lessons
29:29 min
Pacemakers and the ECG intro
0:26 min
Pacing spikes
3:40 min
Pacing on a 12-lead ECG Part I
3:15 min
Pacing on a 12-lead ECG Part II
3:43 min
Failure to capture on electrocardiogram
7:05 min
Undersensing on the electrogram
6:18 min
Oversensing on the electrocardiogram
5:02 min
Pacemakers and the ECG quiz
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Chapter 7

Pacemakers as diagnostic tools

Pacemakers provide a huge amount of patient information that includes any arrhythmia, heart rate variability, and lead data. In this chapter you'll learn what info is available and how to interpret it.
8 Lessons
34:14 min
Pacemakers as diagnostic tools intro
0:42 min
Battery life
7:02 min
Arrhythmia data
6:47 min
Tips for interpreting electrograms
6:18 min
Heart rate histograms
5:59 min
Intuitive diagnostics — fluid status and sleep apnea
2:38 min
Lead impedance
4:48 min
Pacemakers as diagnostic tools quiz
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Chapter 8

Pacemakers and external factors

In this chapter you'll learn how magnets and electromagnetic interference can affect a pacemaker and how to make a patient safe during an MRI, radiotherapy, and other medical procedures.
8 Lessons
28:22 min
Pacemakers and external factors intro
0:27 min
Pacemakers and electromagnetic interference
4:58 min
Pacemakers and surgery
4:04 min
AOO, VOO, and DOO asynchronous pacing modes for surgery
6:18 min
Magnets and pacemakers
3:49 min
Pacemakers and magnetic resonance imaging
4:07 min
Pacemakers and radiotherapy
4:39 min
Pacemakers and external factors quiz
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