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Harnessing the power of the beating heart

发布时间:2019-03-02 05:17:06来源:未知点击:

Pacemaker batteries may one day be kept topped up by the beating of the heart – the very thing that the pacemaker is there to regulate. The generator, developed at Southampton University Hospital in the UK, consists of two small liquid-filled balloons placed at separate locations within the heart and connected by a silicone tube containing a moveable magnet. As the heart beats, it squeezes each balloon in turn, pushing liquid through the tube. This forces the magnet to move back and forth past a coil embedded in the tube,