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Related Concept Videos

Electrophysiology of Normal Cardiac Rhythm01:19

Electrophysiology of Normal Cardiac Rhythm

The normal cardiac rhythm is a synchronized electrical activity that facilitates the regular and coordinated contraction of the heart muscle. This process is essential for efficient blood circulation throughout the body. The fundamental elements involved in establishing and maintaining this rhythm include the unique electrical properties of cardiac muscle cells, the sinoatrial (SA) node's pacemaker function, the specialized conducting system, and the ionic mechanisms underlying each phase of...
Cardiac Action Potential01:30

Cardiac Action Potential

Cardiac action potentials are essential for proper heart function, enabling the rhythmic contractions needed for adequate blood circulation. Nodal cells and Purkinje fibers, specialized for electrical conduction, generate these action potentials.
The cardiac action potential process involves a series of phases characterized by the movement of ions across the cardiac cell membranes, leading to the depolarization and repolarization of the cardiac myocytes.
Ionic Basis of Cardiac Action Potentials
Dysrhythmias VI: Management of Dysrhythmias01:25

Dysrhythmias VI: Management of Dysrhythmias

Dysrhythmia management involves a multifaceted approach, incorporating pharmacological treatments, medical procedures, surgical interventions, lifestyle modifications, and patient education.Pharmacological ManagementAntiarrhythmic Drugs:Class I (Sodium Channel Blockers): This class includes quinidine and procainamide, which reduce the speed of impulse conduction in the heart, stabilize the cardiac membrane, and control arrhythmias. Quinidine and procainamide are Class IA agents that prolong the...
Pulse rhythm01:30

Pulse rhythm

Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac muscle...
Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
Cardiac Catheterization III: Left Heart Catheterization01:24

Cardiac Catheterization III: Left Heart Catheterization

Left heart catheterization is an invasive diagnostic procedure used to evaluate the function and structure of the left side of the heart. It is generally performed to diagnose and treat cardiovascular conditions such as valve abnormalities, coronary artery disease, and congenital heart defects.Diagnostic and therapeutic purposesLeft heart catheterization serves various diagnostic and therapeutic purposes, including:Assessing coronary artery bypass grafts.Evaluating coronary artery disease in...

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Centres of excellence in heart failure: results of an accreditation programme in Spain (2017-2021).

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Cardiac Arrhythmias and Pacing 2015: A Selection of Topical Issues.

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Incidence of arrhythmias in a large cohort of patients with current implantable cardioverter-defibrillators in Spain: results from the UMBRELLA Registry.

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Related Experiment Video

Updated: Jul 16, 2026

Translational Rabbit Model of Chronic Cardiac Pacing
06:14

Translational Rabbit Model of Chronic Cardiac Pacing

Published on: January 6, 2023

[Progress in cardiac pacing 2006].

Francisco Ruiz-Mateas1, María J Sancho-Tello, Raúl Coma-Sanmartín

  • 1Unidad de Estimulación Cardiaca, Unidad de Cardiología, Hospital Costa del Sol, Marbella, España.

Revista Espanola De Cardiologia
|March 14, 2007
PubMed
Summary

Recent advancements in cardiac pacing include navigation technology, hemodynamic monitoring, and improved patient follow-up. This review covers new findings in resynchronization therapy and pacemaker management for MRI scans.

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Tachycardia-Induced Cardiomyopathy As a Chronic Heart Failure Model in Swine

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Related Experiment Videos

Last Updated: Jul 16, 2026

Translational Rabbit Model of Chronic Cardiac Pacing
06:14

Translational Rabbit Model of Chronic Cardiac Pacing

Published on: January 6, 2023

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System
10:17

Real-Time Cardiac Mapping with a Noninvasive Imageless Electrocardiographic Imaging System

Published on: April 11, 2025

Tachycardia-Induced Cardiomyopathy As a Chronic Heart Failure Model in Swine
10:08

Tachycardia-Induced Cardiomyopathy As a Chronic Heart Failure Model in Swine

Published on: February 17, 2018

Area of Science:

  • Cardiology
  • Biomedical Engineering

Context:

  • Cardiac pacing technology is rapidly evolving.
  • Continuous innovation is crucial for patient care.

Purpose:

  • To summarize the latest advancements in cardiac pacing.
  • To highlight key developments in device technology and patient management.

Summary:

  • Incorporation of navigation technology into pacing programmers.
  • Development of systems for hemodynamic parameter monitoring.
  • Advancements in patient follow-up, including home monitoring and treatment guidelines.
  • Recent findings in cardiac resynchronization therapy.
  • Management strategies for patients with pacemakers undergoing magnetic resonance imaging (MRI).

Impact:

  • Provides a concise overview of the past year's progress in cardiac pacing.
  • Informs clinicians about new technologies and therapeutic approaches.
  • Facilitates informed decision-making in pacemaker implantation and management.