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

Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

671
Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
671
Cardiomyopathy V: Interprofessional Care01:29

Cardiomyopathy V: Interprofessional Care

621
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...
621

You might also read

Related Articles

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

Sort by
Same author

Chalcogen and Hydrogen Bond Team up in Driving Anion⋅⋅⋅Anion Self-Assembly.

Chemistry (Weinheim an der Bergstrasse, Germany)·2023
Same author

Tuning the Nucleophilicity and Electrophilicity of Group 10 Elements through Substituent Effects: A DFT Study.

International journal of molecular sciences·2023
Same author

Biological noncovalent N/O⋯V interactions: insights from theory and protein data bank analyses.

Physical chemistry chemical physics : PCCP·2023
Same author

Spodium Bonds Involving Methylmercury and Ethylmercury in Proteins: Insights from X-ray Analysis and Computations.

Inorganic chemistry·2023
Same author

Synthesis, X-ray characterization and DFT analysis of dicyanidoaurate telluronium salts: on the importance of charge assisted chalcogen bonds.

Dalton transactions (Cambridge, England : 2003)·2023
Same author

Sulfate-induced large amplitude conformational change in a Solomon link.

Chemical communications (Cambridge, England)·2023
Same journal

High Rates of Permanent Pacemaker Implantation After Left-Sided Cardiac Surgery in Adults with Congenital Heart Disease.

Heart rhythm·2026
Same journal

Conduction system pacing versus biventricular pacing for cardiac resynchronization therapy: frequentist and bayesian meta-analysis of randomized controlled trial and propensity matched studies.

Heart rhythm·2026
Same journal

Take a Chance? Stroke Risk Management After Atrial Fibrillation Ablation.

Heart rhythm·2026
Same journal

Prominent T-wave induced by Valsalva maneuver associated with a RYR2 loss-of-function variant.

Heart rhythm·2026
Same journal

Management of Engraftment Arrhythmias Associated with Human Induced Pluripotent Stem Cell-Derived Cardiomyocytes Transplantation.

Heart rhythm·2026
Same journal

Catheter ablation of atrial fibrillation in hypertrophic cardiomyopathy after septal myectomy.

Heart rhythm·2026
See all related articles

Related Experiment Video

Updated: Mar 25, 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

11.1K

Performance of a specific algorithm to minimize right ventricular pacing: A multicenter study.

Marc Strik1, Pascal Defaye2, Romain Eschalier3

  • 1Haut-Lévêque Hospital, Centre Hospitalier Universitaire de Bordeaux; LIRYC institute, Pessac, France; Maastricht University Medical Center, Cardiovascular Research Institute Maastricht, Maastricht, The Netherlands.

Heart Rhythm
|February 23, 2016
PubMed
Summary
This summary is machine-generated.

The RYTHMIQ algorithm in Boston Scientific devices frequently switches inappropriately and induces pacemaker-mediated tachycardia (PMT), indicating limitations for patient selection and algorithm design.

Keywords:
AV blockAV conductionBoston ScientificDualDyssynchronopathyPacemakerPacemaker algorithmRYTHMIQRight ventricleVentricular pacingchamber

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

2.1K
Testing the Efficacy of Pharmacological Agents in a Pericardial Target Delivery Model in the Swine
10:05

Testing the Efficacy of Pharmacological Agents in a Pericardial Target Delivery Model in the Swine

Published on: July 7, 2016

9.0K

Related Experiment Videos

Last Updated: Mar 25, 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

11.1K
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

2.1K
Testing the Efficacy of Pharmacological Agents in a Pericardial Target Delivery Model in the Swine
10:05

Testing the Efficacy of Pharmacological Agents in a Pericardial Target Delivery Model in the Swine

Published on: July 7, 2016

9.0K

Area of Science:

  • Cardiology
  • Biomedical Engineering
  • Medical Device Technology

Background:

  • The RYTHMIQ algorithm in Boston Scientific dual-chamber devices is designed to reduce right ventricular pacing.
  • Evaluating its performance is crucial for understanding its clinical utility and potential drawbacks.

Purpose of the Study:

  • To assess the appropriateness of mode switching from AAI(R) to DDD(R) due to suspected atrioventricular (AV) conduction loss.
  • To determine the incidence of pacemaker-mediated tachycardia (PMT) during AV hysteresis searches for restored AV conduction.

Main Methods:

  • A multicenter study included 157 patients with Boston Scientific dual-chamber devices and activated RYTHMIQ algorithm.
  • Reviewed 10 remote monitoring-transmitted RYTHMIQ and PMT episodes per patient.

Main Results:

  • Analyzed 1266 switch episodes in 142 patients; 16% were appropriate, while 84% were inappropriate, often due to compensatory pauses or PVCs.
  • Diagnosed 154 PMT episodes in 27 patients, with 69% linked to algorithm-induced AV delay prolongation.

Conclusions:

  • The RYTHMIQ algorithm exhibits a high rate of inappropriate mode switching and PMT induction.
  • These findings suggest limitations in patient selection and necessitate potential modifications to the algorithm's architecture.