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Updated: Aug 9, 2026

Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China
08:42

Cox-Maze IV Procedure Concomitant with Valvular Surgery In Situs Inversus Dextrocardia: A Single-Center Experience in China

Published on: February 11, 2022

Occlusion of the coronary sinus: a complication of resynchronisation therapy for severe heart failure

Willem G de Voogt1, Jaap H Ruiter

  • 1Department of Cardiology, St Lucas Andreas Hospital, Amsterdam, J. Toorpstraat 164, 1061 AE Amsterdam, The Netherlands. w.g.devoogt@planet.nl

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
|May 2, 2006
PubMed

Insights

Complete coronary sinus obstruction after left ventricular lead extraction is rare. A novel

Area of Science:

  • Cardiology
  • Medical Devices
  • Cardiac Electrophysiology

Background:

  • Left ventricular (LV) lead extraction can lead to complications.
  • Coronary sinus obstruction is an uncommon but serious complication.

Observation:

  • Complete obstruction of the proximal coronary sinus occurred after LV lead extraction during replacement.
  • Standard approaches for lead placement were not feasible.

Findings:

  • A novel 'collateral approach' was successfully utilized.
  • A large collateral branch of the middle cardiac vein served as an alternative route for lead placement.

Implications:

  • This collateral approach offers a viable alternative for challenging LV lead placements.
  • It expands interventional options in cardiac device procedures.

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