Word: atrium
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...noise mounted, first seeming like a wrecking ball thudding against the sleek new building, and then like an explosion lashing through the crowded lobby. When the hideous din subsided, replaced by the muted cries of the injured and terrified, the carnage was staggering: 108 people lay dead in the atrium of the sleek, 40-story Hyatt Regency Hotel. More than 180 were injured, and at least three more died later. Some victims were pinned for hours beneath the tons of steel, cement and cables. Said Mayor Richard Berkley: "It was the worst disaster in the history of Kansas City...
...Hyatt's dramatic five-story atrium lobby was transected by three walkways. The atrium has become an architectural signature of the Hyatt chain. In the $50 million Kansas City structure, the top and bottom sky bridges ran parallel to each other, two floors apart, protruding about ten feet from the west wall of the lobby. A third, middle bridge, 15 feet farther from the wall, did not collapse...
...foot on the skyway," she said, "and I don't know if I felt it or heard it give. I stepped back and could see the middle going down." Hospital Administrator Tom Edgarton was in a restaurant just off one of the lobby mezzanines. Looking out toward the atrium, he saw "debris just pouring up like a bomb had gone...
Implantable Defibrillators. To help some patients with severe rhythm disruption, scientists at Johns Hopkins University and Sinai Hospital of Baltimore developed a small device called an automatic implantable defibrillator. This is placed in the abdomen and has electrodes that are connected to the heart's right atrium and to the ventricles' pointed tip. It is powered by lithium batteries good for three years or 100 shocks. Says Hopkins Cardiologist Myron Weisfeldt: "When the patient has an arrhythmia persisting for at least ten seconds, the machine waits another five seconds and then discharges an electric shock, which usually stops...
...Mesa, Ariz. She had been suffering from pulmonary hypertension, a condition in which high blood pressure in the vessels of the lungs impairs breathing and eventually damages the heart. Dr. Bruce Reitz and his Stanford team severed the aorta and trachea and cut through the heart's right atrium to remove the heart and lungs. "The whole thing comes out as a package," explains Reitz. Then they replaced it with healthy organs from a 15-year-old boy killed in a car accident...