Preliminary experience with a new technique of insertion and removal of the intra-aortic balloon pump into the ascending aorta.
D001011:Aorta / Q000601:surgery*; D001243:Assisted Circulation / Q000379:methods*; D001026:Coronary Artery Bypass; D006801:Humans; D007423:Intra-Aortic Balloon Pumping / Q000379:methods*