Intra-aortic Balloon Pump Counterpulsation

**Semantic type:** Therapeutic or Preventive Procedure

**Definition:** A type of mechanical circulatory support in which a balloon catheter inserted into the proximal descending aorta is inflated immediately after aortic valve closure in diastole and deflated just before aortic valve opening in systole, with the augmentation of coronary blood flow during diastole increasing coronary blood flow and systemic perfusion.

**Synonyms:** - INTRA-AORTIC BALLOON PUMP THERAPY