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Updated: Jun 10, 2026

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
A transthoracic, left ventricular vent facilitates challenging sternal reentry
1Center for Cardiac Support, Texas Heart Institute at St. Luke's Episcopal Hospital, Houston, TX, USA. wcohn@heart.thi.tmc.edu
This study presents a novel technique for cardiac surgery, using a second venous cannula to manage left ventricular distention during hypothermic arrest in redo sternotomy patients. This method aids in complex cases, particularly those with aortic insufficiency.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Cardiac Anesthesia
Background:
- Redo sternotomy presents unique challenges, including extensive adhesions and potential for cardiac injury.
- Managing left ventricular distention during hypothermic arrest is critical, especially in patients with aortic insufficiency.
- Previous sternotomy increases operative risk and complexity in cardiac reoperations.
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