电极永久性植入脑部，由植入式起搏器供电。
The electrodes stay in permanently, powered by an implanted pacemaker.
这个优化系统通过植入式心脏起搏器产生电脉冲对严重心衰患者进行适度的治疗。
The Optimizer System is an implantable pulse generator that delivers electrical impulses to the heart for treatment of moderate to severe heart failure.
这种叫做ICD或者植入式心脏除颤器的装置是急救中使用的电击除颤器的缩小版和自动版。它比起搏器更精密。
More sophisticated than a pacemaker, the gadget - called an ICD or implantable cardiac defibrillator - is like a miniature, automatic version of the electric shock equipment used in emergencies.
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