What do you know about heart and chest surgery in the world?
What do you know about heart and chest surgery in the world? Cardiac surgery became possible in the mid-twentieth century, and the most important technical scientific contribution was the invention of the heart and lung machine, by which the blood circulation could be diverted from the heart, allowing the surgeon to continue his surgery on the heart while in a state of stillness and a vacuum of blood, and the machine relieves the heart and lungs from a burden Pumping blood and saturating it with oxygen, in addition to the development of immunosuppressive drugs and rejection of foreign bodies, and the possibility of hypothermia during the process. Many operations are currently performed on the heart. Like switching valves, and even switching the heart and heart transplant from another person, or artificial heart transplant in addition to surgery on large arteries such as the aorta, and acquired heart disorders that lead to narrowing of the valves, or blood vessels. Risks of hear...