Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Pulse rhythm

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...

Holter Monitor: 24-Hour Monitoring

Holter Monitor: 24-Hour Monitoring

Holter monitoring is a continuous electrocardiography (ECG) recording that tracks the heart's electrical activity over an extended period, generally 24 to 48 hours. This noninvasive diagnostic tool detects irregular heart rhythms that may not be captured during a standard ECG performed in a clinical setting.DeviceThe Holter monitor is a portable, small device connected to several electrodes on the patient's chest. These electrodes detect the heart's electrical signals and transmit them to the...

Dysrhythmias V: Evaluating Dysrhythmias

Dysrhythmias V: Evaluating Dysrhythmias

Dysrhythmias, also known as arrhythmias, are disturbances in the heart's rhythm that range from benign to life-threatening. A thorough evaluation is crucial for appropriate management and involves a comprehensive medical history, physical examination, and various diagnostic tests.Medical HistorySymptoms: Collect detailed information on palpitations, dizziness, syncope, chest pain, and fatigue. Note their onset, frequency, and triggers.Previous Cardiac Issues: Document any history of heart...

Mechanism of Cardiac Arrhythmias

Mechanism of Cardiac Arrhythmias

Arrhythmias are irregular heart rhythms occurring when the heart's electrical impulses become abnormal. These disturbances can lead to various symptoms, depending on their severity and the underlying cause. Some common factors contributing to arrhythmias include hypoxia, ischemia, electrolyte imbalances, excessive catecholamine exposure, drug toxicity, and muscle overstretching. Arrhythmias can be classified into two main types based on the rate and site of origin of abnormal heart rhythms.

Disturbances in Heart Rhythm

Disturbances in Heart Rhythm

Arrhythmia or dysrhythmia refers to an abnormal heart rhythm caused by a defect in the heart's conduction system. It can cause the heart to beat irregularly, too quickly, or too slowly, leading to symptoms like chest pain, shortness of breath, and fainting. Factors such as stress, caffeine, alcohol, nicotine, cocaine, certain drugs, congenital defects, diseases, and electrolyte abnormalities can trigger arrhythmias.
Arrhythmias are categorized by their speed, rhythm, and origin. A slow heart...

Dysrhythmias VII: Nursing Management of Dysrhythmias

Dysrhythmias VII: Nursing Management of Dysrhythmias

Nursing management of dysrhythmias involves the following:AssessmentSubjective Assessment:The initial step involves gathering patient-reported symptoms such as dizziness, palpitations, and chest discomfort. It is crucial to collect a detailed history, including previous heart conditions, current medication use, and lifestyle factors like caffeine and alcohol consumption.Objective Assessment:This involves observing clinical signs such as jugular venous distention, cool and pale skin, and...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Pulsed Field Ablation With a Variable Loop Circular Catheter in Atrial Fibrillation: Acute Outcomes From the VARIPURE Multicenter Study.

Heart rhythm·2026

Same author

Catheter ablation of premature ventricular contractions using an alternative vascular access and remote magnetic navigation (ARM) approach.

Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology·2026

Same author

Evaluating the Safety Profile and Learning Curve With a Pulsed Field Ablation Variable Loop Circular Catheter in Procedures for AF: Observations From the VARIPURE Prospective, Multicenter, Postmarket Study.

Circulation. Arrhythmia and electrophysiology·2026

Same author

Applications of robotic catheter ablation in congenital heart disease.

Frontiers in pediatrics·2026

Same author

Digitally assisted learning in cardiac electrophysiology and cardiac implantable electronic devices: a Scientific Statement of the European Heart Rhythm Association of the ESC.

Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology·2026

Same author

Effectiveness of AF pulsed field ablation with a variable-loop circular catheter: 12-month VARIPURE results.

Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology·2026

Same journal

Prevalence and Discrimination of On-going Fibrillation in Isolated Pulmonary Vein in Non-paroxysmal AF Ablation.

Arrhythmia & electrophysiology review·2026

Same journal

Who Benefits Most? Patient Selection for Atrial Fibrillation Catheter Ablation in Heart Failure.

Arrhythmia & electrophysiology review·2026

Same journal

Idiopathic Ventricular Arrhythmias: Map Meticulously, Ablate Sparingly.

Arrhythmia & electrophysiology review·2026

Same journal

T Wave Oversensing in Left Bundle Branch Optimised CRT.

Arrhythmia & electrophysiology review·2026

Same journal

Radiofrequency Catheter Ablation for Arrhythmia-induced Cardiomyopathy in Infants: A Case Series and Literature Review.

Arrhythmia & electrophysiology review·2026

Same journal

Device-detected Atrial Fibrillation: How Much is Too Much?

Arrhythmia & electrophysiology review·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Mar 26, 2026

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Published on: May 23, 2021

Remote Navigation for Complex Arrhythmia.

Irina Suman-Horduna¹, Sonya V Babu-Narayan², Sabine Ernst²

¹Department of Cardiology, Royal Brompton Hospital.

Arrhythmia & Electrophysiology Review

|February 3, 2016

Summary

This summary is machine-generated.

Magnetic navigation offers radiation protection and improved catheter control for electrophysiology procedures. This review covers its use from simple arrhythmias to complex congenital heart disease, highlighting advancements in catheter and irrigated-tip electrode technology.

Keywords:

3D mapping Magnetic navigation catheter ablation congenital heart disease image integration

More Related Videos

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

Published on: December 28, 2012

Patient Directed Recording of a Bipolar Three-Lead Electrocardiogram using a Smartwatch with ECG Function

Patient Directed Recording of a Bipolar Three-Lead Electrocardiogram using a Smartwatch with ECG Function

Published on: December 11, 2019

Related Experiment Videos

Last Updated: Mar 26, 2026

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Analyzing Long-Term Electrocardiography Recordings to Detect Arrhythmias in Mice

Published on: May 23, 2021

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

A Research Method For Detecting Transient Myocardial Ischemia In Patients With Suspected Acute Coronary Syndrome Using Continuous ST-segment Analysis

Published on: December 28, 2012

Patient Directed Recording of a Bipolar Three-Lead Electrocardiogram using a Smartwatch with ECG Function

Patient Directed Recording of a Bipolar Three-Lead Electrocardiogram using a Smartwatch with ECG Function

Published on: December 11, 2019

Area of Science:

Electrophysiology
Cardiovascular Interventions
Medical Robotics

Background:

Conventional manual catheter navigation poses radiation risks to operators.
Advanced catheter steering is crucial for complex cardiac interventions.
Irrigated-tip electrodes have significantly improved electrophysiology procedures.

Purpose of the Study:

To review the evidence for magnetic navigation in electrophysiology.
To assess the evolution of magnetic navigation techniques.
To cover applications from simple to complex cardiac conditions.

Main Methods:

Systematic review of published literature.
Analysis of magnetic navigation systems and catheter advancements.
Evaluation of clinical outcomes in various patient populations.

Main Results:

Magnetic navigation provides radiation protection for operators.
Enhanced catheter maneuverability improves procedural efficacy.
Successful application demonstrated across a spectrum of cardiac anatomies and arrhythmias.

Conclusions:

Magnetic navigation is a viable alternative to manual catheterization.
Technological improvements, including irrigated-tip electrodes, have driven progress.
Further adoption is supported by evidence in diverse electrophysiological interventions.