The Left Ventricular Assist Device Helps The Heart Work Better

Before talking about the Left Ventricular Assist Device

, we should know what the heart disease is. The heart disease is one of leading cause of death. There are a great number of people have this disease every year. As a disease with high morbidity, the death rate of heart failure also very high. In US, a death may occur for heart disease in every 34 second.

The morbidity of heart disease increase by the advancing of age. The function of heart will be gradually affected by it. As we all known, the heart is a pump of our body. The blood flaw through our body by the means of heart. The congestive heart failure leads to the server situation that the heart have enough capability to pump throughout the body. This problem will become more and more serious with the time goes by. If the function of heart lose totally, a very terrible situation will come. Every year, 300,000 people lose their cherish life because of heart disease.

However, the heart failure is not an incurable disease. Many people can control the disease condition even cure the heart failure with the help of effective treatment. The common and useful treatment contain heart transplants tested and left ventricular assist the device.

According to the research, the first successful heart transplant is on 1967. With development and innovation of technology and theory in these five decades, the heart transplant have great advancement. The heart may come from two type of source: a brain-dead patient awaits and a cadaver. With the help of surgeons, patients who have the heart transplants surgery can return their daily life. Although the heart failure is the most effective and thorough surgery to cure heart failure, the cost of it are very high than left ventricular assist device. A typical heart transplants surgery may cost $780,000 to the surgery, hospital stay and the drug to anti-rejection.

Many people can not afford the heart transplants surgery will choose the left ventricular assist device. It is always chosen by those who are waiting for the transplant surgery as an adjuvant treatment to create them a safer situation.

The first left ventricular assist device appeared in the 1961. Now its technique have been greatly developed with the accumulation of medical theory and experience. The left ventricular assist device can be divided to two types. In vitro pulsation and Implant pulsation . All of them can create a flow which the result like the heart create. However, the most difference of them is the setting location. The In vitro pulsation is install outside the patients heart. The second is inside of the patients body. The Implant pulsation is lighter, smaller and flexible than In vitro pulsation. But it has a disadvantage that it may disturb by the electromagnetism.

by: carlos

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