Pacemaker Operation

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A pacemaker is a small, battery-operated device that helps the heart beat regularly and at an appropriate rate.

Alternative Names

Artificial pacemaker; Permanent pacemaker; Internal pacemaker; Cardiac resynchronization therapy; CRT; Biventricular pacemaker


A pacemaker generally has two parts:

  • Generator - contains the battery and the information to control the heartbeat
  • Leads - wires used to connect the heart to the generator and send the electrical...
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