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![Heart pacemaker: MedlinePlus Medical Encyclopedia](https://www.iarticlesnet.com/pub/img/site/s_34.jpeg)
Heart pacemaker: MedlinePlus Medical Encyclopedia
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日期:2024-09-02
Description Newer pacemakers weigh as little as 1 ounce. A pacemaker usually has 2 parts: The generator contains the battery and the information to control the heartbeat. The leads are wires that connect the heart to the generator and carry the electrical...看更多