World’s tiniest pacemaker is smaller than grain of rice

World's tiniest pacemaker is smaller than grain of rice

Source: Tech Xplore

Scientists said Wednesday they have developed the world's tiniest pacemaker, a temporary heartbeat regulator smaller than a grain of rice that can be injected and controlled by light before dissolving.

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The tiny pacemaker, pictured next to a grain of rice, can fit into th… [3270 chars]

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