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Related to demand pacemaker: Heart pacemaker, Permanent pacemaker
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  • noun

Synonyms for pacemaker

a leading instance in its field

a specialized bit of heart tissue that controls the heartbeat

an implanted electronic device that takes over the function of the natural cardiac pacemaker

a horse used to set the pace in racing

References in periodicals archive ?
Demand Pacemaker: A kind of pacemaker with a special circuit that senses your heart's own electrical activity.
They're called demand pacemakers. Demand pacemakers have a sensing device that shuts off the pacemaker if the heartbeat is above a certain rate.
Modern devices are usually demand pacemakers, programmed to respond to each patient's needs and only fire when they are required, usually when the heartbeat is too slow for the level of activity required.
Mellion performed the tests on 15 subjects--10 with implanted cardiac demand pacemakers and 5 with implanted cardiac defibrillators (ICDs) with bipolar sensing configurations.
Most are demand pacemakers, which means they have an onboard sensing device that turns the signal off when the heartbeat rises above a certain level and turns the signal back on when the heart beats too slowly.