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Left ventricular aneurysms: the endoventricular circular patch plasty

V Dor1

  • 1Cardio-Thoracic Center of Monaco, Monte Carlo, Monaco.

Seminars in Thoracic and Cardiovascular Surgery
|April 1, 1997
PubMed
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The endoventricular circular patch plasty (EVCPP) procedure reshapes left ventricles damaged by heart attack scars. This surgery improves heart function, increasing ejection fraction in survivors.

Area of Science:

  • Cardiovascular Surgery
  • Cardiac Resynchronization Therapy
  • Myocardial Infarction Repair

Background:

  • Left ventricular aneurysm formation following myocardial infarction distorts cardiac morphology.
  • Scar tissue from myocardial infarction impairs left ventricular function.
  • Surgical intervention is necessary to restore normal left ventricular cavity shape and function.

Purpose of the Study:

  • To describe the endoventricular circular patch plasty (EVCPP) technique for left ventricular reconstruction.
  • To evaluate the efficacy of EVCPP in improving left ventricular morphology and function.
  • To report the outcomes of a large series of patients undergoing EVCPP.

Main Methods:

  • The EVCPP technique involves a subendocardial circumferential pursestring suture placed inside the left ventricle.

Related Experiment Videos

  • A patch is secured at the junction of scarred and normal endocardium to reshape the left ventricular cavity.
  • The procedure excludes a portion of the distal ventricular septum from the left ventricular cavity.

    • Main Results:

    • The study included over 715 cases undergoing EVCPP.
    • Overall hospital mortality was approximately 7%.
    • Survivors experienced an average increase of 0.10 in ejection fraction.

    Conclusions:

    • EVCPP is an effective technique for reconstructing the left ventricle in patients with post-myocardial infarction scar tissue.
    • The procedure leads to significant improvement in left ventricular ejection fraction.
    • EVCPP offers a viable surgical option for managing left ventricular aneurysms.