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counterpulsation |
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counterpulsation /coun·ter·pul·sa·tion/ (-pul-sa´shun) a technique for assisting the circulation and decreasing the work of the heart, by synchronizing the force of an external pumping device with cardiac systole and diastole. intra-aortic balloon (IAB) counterpulsation circulatory support provided by a balloon inserted into the thoracic aorta, inflated during diastole and deflated during systole. counterpulsation [-pulsā′shən] Etymology: L, contra + pulsare, to beat 1 the action of a circulatory-assist pumping device that is synchronized with cardiac systole and diastole to decrease the work of the heart. 2 the process of increasing the intraaortic pressure in diastole by inflation of an intraaortic balloon and deflation of the balloon immediately before the next systole. counterpulsation technique for assisting the circulation by the use of an external pumping device synchronized with cardiac systole. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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