Heart Lung Machine
Heart Lung Machine (HLM): A heart-lung machine is a device called a cardiopulmonary bypass used to provide temporary mechanical circulatory support. HLM(heart-lung machine) is a device that provides blood circulation and oxygenation while the heart is stopped. It is a means of keeping a patient alive while his/her heart is stopped or even removed from the body. Indicating its function as a substitute for the normal functions of the heart (cardio) and lungs (pulmonary). It is the heart's function to provide blood circulation at all times. It pushes blood out into the body and through the lungs. It must function every minute of every day of life to maintain the health of the tissues throughout the body. Components of HLM Cardioplegia Cannula Blood Reservoir Heparin Pumps Roller pumps/Centrifugal pump Oxygenators Heat exchangers Block Diagram: 1. Cardioplegia Heart-lung machine circuit consists of a separate circuit for infusing a solut...