Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Electrocardiogram Fundamentals01:28

Electrocardiogram Fundamentals

2.2K
Introduction
An electrocardiogram (ECG) is a diagnostic tool for identifying cardiac conditions such as arrhythmias, conduction abnormalities, and myocardial ischemia.
Definition
An electrocardiogram (ECG) visualizes the heart's electrical activity by tracing the electrical movement associated with each heartbeat on a graph or monitor. As the heart beats, an electrical wave passes through it, correlating with the cardiac cycle events.
Parts of an ECG
An ECG utilizes electrodes on the skin...
2.2K
Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

761
Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...
761
Cardiac Catheterization III: Left Heart Catheterization01:24

Cardiac Catheterization III: Left Heart Catheterization

1.3K
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...
1.3K
Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

635
Additional therapies for treating patients with heart failure (HF) may include procedural interventions, supplemental oxygen, the management of sleep disorders, and nutritional therapy.Procedural InterventionsImplantable Cardioverter-Defibrillator: For patients at risk of life-threatening arrhythmias due to severe left ventricular dysfunction, an Implantable Cardioverter-Defibrillator (ICD) can detect and terminate these arrhythmias, preventing sudden cardiac death and improving survival rates.
635

You might also read

Related Articles

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

Sort by
Same author

Paradoxical embolism from a migrated right atrial 'lead ghost' through an unrecognized patent foramen ovale after cardiac resynchronization therapy-defibrillator lead extraction: a case report.

European heart journal. Case reports·2026
Same author

Performance and Safety of the Extravascular Implantable Cardioverter-Defibrillator in Patients With Hypertrophic Cardiomyopathy.

JACC. Clinical electrophysiology·2026
Same author

Follow-up Dosing of Guideline-Indicated Medications After Myocardial Infarction: Insights from the Acute Myocardial Infarction Quality Assurance (AMIQA) Canada Study.

CJC open·2026
Same author

Publisher Correction: Anticoagulation to prevent ischemic stroke and neurocognitive impairment in atrial fibrillation: the BRAIN-AF randomized clinical trial.

Nature medicine·2026
Same author

The Canadian Cardiovascular Society/Canadian Heart Rhythm Society Comprehensive Guidelines for the Selection, Implantation, and Management of Patients With Cardiac Implantable Electronic Devices.

The Canadian journal of cardiology·2026
Same author

Current Challenges in Cardiac Device Management: Guidance for Practicing Clinicians: A Canadian Journal of Cardiology White Paper.

The Canadian journal of cardiology·2026

Related Experiment Video

Updated: May 5, 2026

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
12:45

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

Published on: December 11, 2017

10.2K

Advanced left-ventricular lead placement techniques for cardiac resynchronization therapy.

Jaimie Manlucu1, Raymond Yee

  • 1London Health Sciences Center & University of Western Ontario, London, Ontario, Canada.

Current Opinion in Cardiology
|November 29, 2013
PubMed
Summary

Failed left-ventricular lead implants, often due to complex anatomy, can be reduced. New techniques and lead technologies offer solutions, potentially decreasing surgical referrals for cardiac resynchronization therapy.

More Related Videos

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

2.4K
Ablation of Ischemic Ventricular Tachycardia Using a Multipolar Catheter and 3-dimensional Mapping System for High-density Electro-anatomical Reconstruction
06:57

Ablation of Ischemic Ventricular Tachycardia Using a Multipolar Catheter and 3-dimensional Mapping System for High-density Electro-anatomical Reconstruction

Published on: January 31, 2019

16.6K

Related Experiment Videos

Last Updated: May 5, 2026

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing
12:45

Benefits of Cardiac Resynchronization Therapy in an Asynchronous Heart Failure Model Induced by Left Bundle Branch Ablation and Rapid Pacing

Published on: December 11, 2017

10.2K
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

2.4K
Ablation of Ischemic Ventricular Tachycardia Using a Multipolar Catheter and 3-dimensional Mapping System for High-density Electro-anatomical Reconstruction
06:57

Ablation of Ischemic Ventricular Tachycardia Using a Multipolar Catheter and 3-dimensional Mapping System for High-density Electro-anatomical Reconstruction

Published on: January 31, 2019

16.6K

Area of Science:

  • Cardiology
  • Medical Devices
  • Interventional Procedures

Background:

  • Left-ventricular lead implantation for cardiac resynchronization therapy (CRT) faces challenges.
  • High rates of failed implants (up to 10%) are attributed to complex venous anatomy and limitations in current lead delivery tools.

Purpose of the Study:

  • To review recent advances in implant techniques and lead technology for left-ventricular (LV) lead placement.
  • To identify strategies that mitigate procedural obstacles and reduce implant failure rates.

Main Methods:

  • Review of interventional approaches to LV lead implantation.
  • Discussion of novel lead delivery tools (e.g., telescoping sheaths, gooseneck snares, balloon venoplasty).
  • Exploration of advancements in LV lead technology addressing high thresholds and phrenic nerve stimulation.
  • Consideration of transseptal endocardial implant approaches.

Main Results:

  • Interventional techniques facilitate lead delivery in challenging venous anatomies, potentially reducing procedure times.
  • New lead technologies help overcome common implantation obstacles without compromising lead position.
  • Transseptal approaches offer an alternative for difficult-to-reach coronary vein targets.

Conclusions:

  • Recent innovations in LV lead implantation techniques and technology provide effective solutions for procedural challenges.
  • These advancements aim to decrease the incidence of failed LV lead implants and reduce the need for surgical epicardial leads.
  • Improved strategies enhance the success of cardiac resynchronization therapy.