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Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
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Related Experiment Video

Updated: May 4, 2026

The Intra-Aortic Balloon Pump
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Intra-aortic balloon counterpulsation - basic principles and clinical evidence.

Suzanne de Waha1, Steffen Desch1, Ingo Eitel1

  • 1Department of Internal Medicine/Cardiology, University of Leipzig - Heart Center, Leipzig, Germany.

Vascular Pharmacology
|January 2, 2014
PubMed
Summary

Intra-aortic balloon pump (IABP) therapy aids heart function but carries risks like bleeding and stroke. Current evidence does not fully support its routine use in high-risk cardiac procedures.

Keywords:
Basic principlesClinical evidenceIntra-aortic balloon pump counterpulsation

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Area of Science:

  • Cardiology
  • Medical Devices
  • Cardiovascular Surgery

Background:

  • Intra-aortic balloon pump (IABP) counterpulsation is a long-standing left ventricular assist device.
  • IABP enhances coronary blood flow and reduces cardiac workload through diastolic inflation and systolic deflation.
  • Potential complications include major bleeding, stroke, and infections, which may negate hemodynamic benefits.

Purpose of the Study:

  • To review the fundamental principles of IABP counterpulsation.
  • To discuss the current clinical evidence supporting and refuting IABP use.
  • To evaluate the balance between IABP's benefits and risks in specific patient populations.

Main Methods:

  • Literature review of IABP principles and clinical applications.
  • Analysis of evidence regarding IABP efficacy in acute myocardial infarction and cardiogenic shock.
  • Examination of data on prophylactic IABP use in high-risk percutaneous coronary intervention and coronary artery bypass graft surgery.

Main Results:

  • IABP increases oxygen supply and decreases demand, improving hemodynamics.
  • Significant complications associated with IABP can counterbalance its benefits.
  • Evidence does not consistently support routine prophylactic IABP use in elective high-risk procedures.

Conclusions:

  • IABP remains a widely used device with established hemodynamic principles.
  • The routine use of IABP, particularly prophylactically, requires further evidence to justify its benefits against potential harms.
  • Clinical decisions regarding IABP should carefully weigh its advantages against associated risks in specific patient contexts.