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A punch or blow to the center of the sternum with the fist or a mechanical device.

chest thump

Precordial thump.

precordial thump

A forceful punch delivered to a patient’s sternum in an attempt to terminate a lethal cardiac rhythm, such as ventricular fibrillation or ventricular tachycardia.


This procedure is not routinely used. The critical time it consumes during resuscitation may be better used by starting chest compressions and assigning a second rescuer to obtain an automated external defibrillator.
Synonym: chest thump
References in periodicals archive ?
This 2D data was acquired using a thumper in split spread configuration at Southern of the Middle Magdalena Valley, involving tertiary sediments from the Gualanday Group.
Thumper likes to drink out of the bath and has fallen in a few times.
The noise was enough to stop anyone in their tracks, too - hence the name Thumper, coined by our neighbour George, who watched endless hours of his spectacular performances.
Autistic people are very receptive to animals and Thumper shared Nicolas's childhood for the last five years.
Watch Thumper closely for a few days to see where this spot is and put a litter tray there.
A great day's trading topped at 31,000gns at the British Limousin Cattle Society's Spring Show and Sale at Borderway Mart, Carlisle, on Saturday for the junior bull Wilodge Thumper offered by the partnership of Christine Williams and Richard Bartle.
In Walt Disney's "Bambi" (1942), an energetic rabbit named Thumper becomes a lifelong friend to a young deer.
Rabbit Thumper is an adult male with a good temperament, likes to be handled and would make a good family pet.
Animal welfare experts are baffled after Thumper survived.
The plant will produce five beer initially: Shipyard Export Ale, Old Thumper, Blue Fin Stout, Shipyard Brown Ale and Goat Island Light.
Survival rates for the two groups was the same but the AT-101(TM) group showed significantly better cardiac function and less signs of inflammation hours after resuscitation than the Thumper group.
RALPH the bumper thumper has reclaimed his title as the world's biggest bunny.