cardiac massage

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A resuscitative procedure that employs the rhythmic compression of the chest and heart in an effort to restore and maintain the circulation after cardiac arrest or ventricular fibrillation.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun an emergency procedure that employs rhythmic compression of the heart (either through the chest wall or, during surgery, directly to the heart) in an attempt to maintain circulation during cardiac arrest