respiration monitor

例句：

1. 1. The patient's oxygen levels were monitored throughout the procedure.
   在整个手术过程中，患者的氧水平被监测。
2. 2.The respiration monitor was a critical tool in the treatment of respiratory diseases.
   呼吸监测器是治疗呼吸疾病的关键工具。
3. 3. During the recovery phase, the patient's respiration rate was closely monitored to ensure proper oxygenation.
   在康复阶段，患者呼吸率的密切监测确保了适当的氧气供应。