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Oblique transseptal left atriotomy for optimal mitral exposure
R S Hartz1, K E Kanady, J LoCicero
1Division of Cardiothoracic Surgery, Northwestern University Medical School, Chicago, IL 60611-3008.
The Journal of Thoracic and Cardiovascular Surgery
|February 11, 1992
Summary
The Dubost transseptal left atriotomy provides excellent surgical exposure for left atrial procedures, including mitral valve replacement. This technique is safe, with no residual shunts or increased rhythm disturbances reported post-operation.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Cardiac Surgery
Background:
- Mitral valve replacement and other left atrial surgeries require optimal surgical exposure.
- Transseptal left atriotomy is a surgical approach to access the left atrium.
Purpose of the Study:
- To evaluate the efficacy and safety of the Dubost transseptal left atriotomy for cardiac surgical procedures.
- To assess the quality of surgical exposure and postoperative outcomes associated with this approach.
Main Methods:
- Retrospective analysis of twenty patients undergoing mitral valve replacement or other left atrial procedures.
- Utilized the Dubost transseptal left atriotomy technique.
- Assessed surgical exposure, need for reoperation, shunt presence, and pacemaker requirements.
Main Results:
- Excellent surgical exposure was achieved in 13 out of 20 patients; exposure was poor in only two.
- No patients required reoperation for bleeding, and none had residual shunts at the atrial level.
- One patient required a permanent pacemaker post-operation, with no increased prevalence of postoperative rhythm disturbances.
Conclusions:
- The Dubost transseptal left atriotomy is an effective technique for cardiac surgery involving the left atrium.
- This surgical approach provides excellent exposure, is straightforward to close, and does not elevate the risk of postoperative arrhythmias.