Types of Paraparesis. Hereditary spastic paraplegia. This is also known as familial spastic paraparesis that is genetic in nature. There is progressive nerve degeneration. Tendency of this condition is that a parent may pass the disorder to their children.his is also known as familial spastic paraparesis that is genetic in nature. There is progressive nerve degeneration. Tendency of this condition is that a parent may pass the disorder to their children.
1893 - First successful heart surgery performed, Provident Hospital, Chicago. The surgery repaired the pericardium, the sac around the heart. Many do not consider this to be the first successful heart surgery because the heart itself was not operated on. 1895 - First X-ray performed, in Germany. 1896 - First successful heart surgery performed, in Germany. Surgeons repaired a stab wound in the muscle of the right ventricle.
Open heart surgery is any surgery in which the chest is opened and surgery is done on the heart muscle, valves, arteries, or other parts of the heart (such as the aorta).The term open means that the chest is cut open.The definition of open heart surgery has become less clear. heart-lung machine is used in most cases during open heart surgery. While the surgeon works on the heart, the machine helps send oxygen-rich blood to the brain and other organs. 1  Your heart surgeon will make a 2-inch to 5-inch-long surgical cut in the chest wall.