Mini pacemaker has no wires

First pacemaker implanted in human

Tens of thousands of people have their lives improved with a heart pacemaker. Since the first pacemakers were implanted more than fifty years ago designs have improved so that pacemakers can adjust their pacing rate automatically and battery life gives years between operations for battery replacement. Now there is the prospect of pill-sized pacemakers powered by external wi-fi signals and heart-repair with engineered heart cells, removing the need for the current bulky technology. All these impr

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