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Related Experiment Videos

Current status of external counterpulsation.

H S Soroff1, J Hui, F Giron

  • 1Department of Surgery, State University of New York, Stony Brook Health Sciences Center School of Medicine.

Critical Care Clinics
|April 1, 1986
PubMed
Summary

External counterpulsation, a non-invasive method, shows promise for improving cardiovascular function by augmenting diastolic pressure and reducing left ventricular afterload. Further research and equipment refinement are needed to realize its full therapeutic potential.

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Area of Science:

  • Cardiovascular Physiology
  • Medical Device Development
  • Hemodynamics

Background:

  • External counterpulsation (ECP) evolved from invasive methods like intra-aortic balloon pumping.
  • Initial ECP aimed to reduce left ventricular afterload and augment diastolic pressure.
  • The principles of counterpulsation can be achieved non-invasively via external means.

Purpose of the Study:

  • To trace the historical development of external counterpulsation.
  • To review clinical studies on ECP's efficacy.
  • To identify areas for ECP equipment and application improvement.

Main Methods:

  • Review of historical development and clinical studies of external counterpulsation.
  • Analysis of hemodynamic goals and achieved effects.

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  • Identification of suggested improvements based on existing research.

    • Main Results:

    • Clinical studies suggest benefits of ECP in various settings, including cardiogenic shock.
    • ECP requires specific application, including negative pressure during systole on lower extremities.
    • Potential improvements include incorporating buttock vascular beds and negative pressure blankets.

    Conclusions:

    • External counterpulsation has not yet demonstrated its full therapeutic potential.
    • Further investigation and equipment development are crucial for establishing ECP's role in cardiovascular therapy.
    • Optimized ECP could be beneficial in treating conditions like cardiogenic shock and acute myocardial infarction.