synchronous pacemaker

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synchronous pacemaker

medical device

Also known as: demand pacemaker

Learn about this topic in these articles:

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In pacemaker
More-recent devices are synchronous, or demand, pacemakers that trigger heart contractions only when the normal beat is interrupted. Most pacemakers of this type are designed to generate a pulse when the natural heart rate falls below 68 to 72 beats per minute.
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