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The Human Heart Of Cardiology

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Cardiology The human heart has a special characteristic, it has its own electrical impulse, which allows it to beat normally outside of the human body as long as it has sufficient oxygen levels. The term cardiology refers to the medical branch which focuses on disease and irregularities of the heart. A cardiologist focuses on the individual area of the body that is the heart and these doctors focus on preventing and treating illnesses of the whole heart or single vessels or arteries. Technology in all medical fields are constantly improving and becoming reliable. Within the past two decades there has been a multitude of advancements in the field of cardiology. An example of the improvement made in the field of cardiology include the invention of artificial organs. According to Yukiyasu Sezai, “Progress in several types of artificial organs in the cardiovascular field … have significantly contributed to advancements in cardiac surgery” (318). Examples of these artificial organs include the following: percutaneous cardiopulmonary systems, ventricular assist devices, nonpulsatile flow pumps, and artificial hearts. Percutaneous cardiopulmonary systems allows the patient to regulate pressure and temperature of blood, as well as oxygen levels. This method of control is used widely due to the cost, both the device used and instillation, being significantly lower than the cost of an artificial heart, and the uncomplicated form of control. Two types of ventricular assist devices-

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