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1. The patient's left ventricular assist pulsation was monitored closely during the surgery.
在手术期间，患者左心室辅助搏动的监测被密切进行。
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2. The LVAD device has revolutionized the treatment of heart failure, providing a reliable source of blood flow to thefailing heart.
心脏辅助装置已经革新了心脏病治疗，为衰竭的心脏提供了可靠的血流来源。
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3. During the recovery period, the patient's left ventricular assist pulsation stabilized, and he was able to return to his normal activities.
恢复期期间，患者的左心室辅助搏动稳定下来，他能够返回到正常的活动。