anti-tachycardia pacemaker

例句：

1. 1.The patient's heart rate was too fast, so the doctor implanted an anti-tachycardia pacemaker to regulate it.
   患者的心率太快了，医生植入了一个抗心动过速起搏器来调节它。
2. 2. The pacemaker is a small device that helps control the heartbeat in patients with certain conditions.
   起搏器是一种小型设备，帮助控制患有某些条件的患者心跳。
3. 3.The patient was able to resume normal activities after the pacemaker was successfully implanted.
   在成功地植入起搏器后，患者能够恢复正常活动。