At first, in the early 1950s, the patient wore his pacemaker outside his body, and wires passed through his skin to connect it to his heart.
At first, in the early 1950s, the patient wore his pacemaker outside his body, and wires passed through his skin to connect it to his heart.
最初，在五十年代初期，患者带一个体外心搏器、电线通过他的皮肤连接到心脏。