Save. A hookah is a type of water pipe used to smoke flavored tobacco, which is a popular social activity among young adults in the United States, the United Kingdom and the Middle East.ave. A hookah is a type of water pipe used to smoke flavored tobacco, which is a popular social activity among young adults in the United States, the United Kingdom and the Middle East.
Cardiovascular (heart) surgery is surgery on the heart or great vessels performed by cardiac surgeons.
A perfusionist, also known as a clinical perfusionist or a cardiovascular perfusionist, is a specialized healthcare professional who uses the heart-lung machine during cardiac surgery and other surgeries that require cardiopulmonary bypass to manage the patient's physiological status.he perfusionist is solely responsible for the management of the physiological and metabolic needs of the cardiac surgical patient so that the cardiac surgeon may operate on a still, unbeating heart.