Synapse
⌘+K
Synapse
PulseExploreClubsResearchersJournals
Instagram
HomeClubsExplore
April 4, 2014EP Europace

Cardiac contractility modulation: first experience in heart failure patients with reduced ejection fraction and permanent atrial fibrillation

View Full Paper
Ask AI
Bookmark
Share

Key result

Cardiac contractility modulation via CRT upgrade was feasible in 5 heart failure patients with permanent atrial fibrillation, achieving 60-95% stimulation rates and improving clinical condition.

Why the study?

Does sequential atrial-ventricular pacing enable cardiac contractility modulation therapy in heart failure patients with reduced ejection fraction and permanent atrial fibrillation?

Population

5 heart failure patients with reduced ejection fraction and permanent atrial fibrillation

Design

Case_series

Follow-up

mean 40 months (for 3 patients)

Authors

SRSusanne RögerRSRaphaël SchneiderBRBoris Rudic

Discussion

Loading...

Member takes

Overview

May enable CCM via CRT upgrade in permanent AF; hypothesis-generating case series leaves open need for prospective trials.

Study Design

Type

Case Report (n=5)

Structured PICO

Does sequential atrial-ventricular pacing enable cardiac contractility modulation therapy in heart failure patients with reduced ejection fraction and permanent atrial fibrillation?

P
Population
5 heart failure patients with reduced ejection fraction and permanent atrial fibrillation who received a pacemaker or ICD upgrade to CRT to enable CCM therapy.
I
Intervention
Cardiac contractility modulation (CCM) therapy enabled by pacemaker or ICD upgrade to cardiac resynchronization therapy (CRT) with low atrial sensitivity (sequential atrial-ventricular pacing)
O
Outcome
Feasibility of CCM therapy (CRT and CCM stimulation rates)surrogate

Sequential atrial-ventricular pacing allows for feasible delivery of cardiac contractility modulation in heart failure patients with permanent atrial fibrillation.

Limitations

  • The current CCM signal delivery algorithm requires an atrial electrode.

Cite This Study

Röger et al. (2014) conducted a case report in Heart failure with reduced ejection fraction and permanent atrial fibrillation (n=5). Cardiac contractility modulation (CCM) via CRT upgrade was evaluated on CCM stimulation rates and clinical condition. Cardiac contractility modulation via CRT upgrade was feasible in 5 heart failure patients with permanent atrial fibrillation, achieving 60-95% stimulation rates and improving clinical condition.

synapsesocial.com/papers/6a95a6f8eae36b2f6ea8e86fhttps://doi.org/10.1093/europace/euu050
View Full Paper
Ask AI
Bookmark
Share

Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Clinical Effects of Cardiac Contractility Modulation (CCM) as a Treatment for Chronic Heart Failure2012 · 71 citations
  2. 2Randomized, double blind study of non-excitatory, cardiac contractility modulation electrical impulses for symptomatic heart failure2008 · 240 citations
  3. 3Cardiac Contractility Modulation in the Treatment of Heart Failure: Initial Results and Unanswered Questions2011 · 26 citations
  4. 4Therapy With Cardiac Contractility Modulation Electrical Signals Improves Left Ventricular Function and Remodeling in Dogs With Chronic Heart Failure2007 · 154 citations
  5. 5Cardiac-Resynchronization Therapy for Mild-to-Moderate Heart Failure2010 · 1,869 citations