Saturday, October 9, 2010

Heart surgery and types of heart surgeries

Introduction
Heart is a muscular organ that acts like a pump to continuously send blood throughout the body. It is at the center of circulatory system. This system consists of a network of blood vessels, such as arteries, veins, and capillaries. These blood vessels carry blood to and fro to all parts or area of the body. Get more on heart by seeing heart PowerPoint (PPT) presentation.

What is Heart Surgery?
Heart surgery also known as cardiac surgery is a surgery of the heart to correct the problems of heart and is performed by a cardiac or heart surgeon.
it is done to treat complications of ischemic heart disease, correct congenital heart disease, or to treat valvular heart disease caused by various reasons including endocarditis. Heart surgery is also done in case of heart transplantation. Click here to see heart surgery ppt

Types of Heart Surgeries
  • Repair or replace the valves that control blood flow through the heart's chambers
  • Bypass or widen blocked or narrowed arteries to the heart
  • Repair aneurysms, or bulges in the aorta, which can be deadly if they burst
  • Implant devices to regulate heart rhythms
  • Destroy small amounts of tissue that disturb electrical flow through the heart
  • Make channels in the heart muscle to allow blood from a heart chamber directly into the heart muscle
  • Boost the heart's pumping power with muscles taken from the back or abdomen
  • Replace the damaged heart with a heart from a donor
Why heart Surgery?
Heart surgery is done for the following reasons:-:
  • Repair or replace valves that control blood flow through the heart
  • Repair abnormal or damaged structures in the heart
  • Implant medical devices that regulate heart rhythms or support heart function and blood flow
  • Replace a damaged heart with a healthy heart from a donor or heart transplantation
Traditionally open heart surgery is conducted by opening the chest wall to operate on the heart and then the chest is opened by cutting through a patient's chest bone. After cutting the patient is connected to a heart-lung bypass machine. 
Heart surgery can reduce symptoms, improve quality of life, and increase lifespan.

Risk involved in heart surgery
·         Bleeding and other signs of inflammation can occur.
·         Infections, fever and swelling.
·         Reactions of medicines.
·         Arrhythmias (irregular heartbeats).
·         Memory loss or problems related to thinking and memory.
·         Harm to tissues in the heart, kidneys, and lungs.
·         Death- It is generally in the serious cases
Mostly the risk in the heart surgery are involved with the people who -
  • Are older than 70
  • Had previous heart surgeries
  • Are suffering from High blood pressure, diabetes, kidney disease, lung disease, or peripheral arterial disease etc.





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