1. a medical device that adds oxygen to blood, especially during heart surgery
Usage: medical

Examples

• The surgeon connected the patient to an oxygenator during the bypass operation.
• The hospital’s new oxygenator improved patient outcomes in cardiac procedures.
• Medical technicians carefully monitored the oxygenator throughout the surgery.
• The oxygenator maintained proper blood oxygen levels while the heart was stopped.
• Modern oxygenators are more efficient than earlier models.
• The cardiac team relied on the oxygenator to keep the patient stable.