potential pacemaker

例句：

1. 1. The patient's heart rate was slow, and a potential pacemaker was implanted to help regulate it.
   患者的心率慢，植入了潜在的起搏器以帮助调节。
2. 2. The doctor recommended that the patient undergo an invasive procedure to replace the damaged pacemaker.
   医生建议患者接受一次侵入性手术来更换损坏的起搏器。
3. 3. The patient was advised to monitor their heart rhythm closely after the pacemaker was implanted, as it could potentially cause arrhythmias.
   在植入起搏器后，患者被建议密切监测他们的心律，因为起搏器可能会引发心律失常。