Marckwald's operation

例句：

1. 1. The patient underwent a Marckwald's operation to correct his heart condition.
   患者接受了一次马克瓦尔德手术来纠正他的心脏状况。
2. 2. The surgeon performed the Marckwald's operation on the patient in the operating room.
   外科医生在手术室里为病人进行了马克瓦尔德手术。
3. 3. The success of the Marckwald's operation was attributed to the expertise of the surgeon.
   马克瓦尔德手术的成功归功于外科医生的专业技能。