Left Ventricular Pacing Site-Timing Optimization During Biventricular Pacing Using a Multi-Electrode Patch

George Berberian, Santos E. Cabreriza, Thomas Alexander Quinn, Cara A. Garofalo, Henry M. Spotnitz

Résultat de recherche: Articleexamen par les pairs

16 Citations (Scopus)

Résumé

A 71-year-old man with class IV congestive heart failure and an infected pacemaker/implantable cardioverter defibrillator (ICD) underwent median sternotomy for removal of endocardial leads with a 15-mm vegetation. Cardiac output during biventricular pacing was optimized with an aortic flow probe, a multi-electrode left ventricular patch, and a randomized protocol assessing 54 combinations of pacing site and right ventricle-left ventricle delay. Results that were assessed with response surface methodology determined permanent epicardial lead position and timing. The difference between the best and worst site-timing combinations altered cardiac index by nearly 70%. This experience demonstrates potential importance of the epicardial approach to site-timing optimization for biventricular pacing.

Langue d'origineEnglish
Pages (de-à)2292-2294
Nombre de pages3
JournalAnnals of Thoracic Surgery
Volume82
Numéro de publication6
DOI
Statut de publicationPublished - déc. 2006
Publié à l'externeOui

Note bibliographique

Funding Information:
Supported in part by the National Heart, Lung and Blood Institute of the National Institutes of Health (RO1 HL 48109 to Dr Spotnitz) and in part by the Department of Surgery, Columbia University College of Physicians and Surgeons, New York, NY.

ASJC Scopus Subject Areas

  • Surgery
  • Pulmonary and Respiratory Medicine
  • Cardiology and Cardiovascular Medicine

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