101.   An American on the brink of death has received the first self-contained artificial heart in a landmark experimental operation.

102.   An artificial heart has worked without a hitch since being implanted in a man two weeks ago but the patient remains quite ill, doctors said.

103.   An external battery powers the artificial heart by passing electricity through the skin.

104.   Artificial hearts are widely used to keep people on waiting lists for transplants alive while waiting for a new human heart.

105.   Before receiving the artificial heart, Tools was suffering from congestive heart failure, diabetes and kidney disease.

106.   Bioengineering involves the development of new materials to help solve medical problems, such as artificial heart valves, new materials for replacement hip joints and artificial skin.

107.   But Dowling hopes the artificial heart might someday become an option in treating chronic heart disease.

108.   But after four other patients all developed complications and died, U.S. authorities said artificial hearts could only be used while doctors searched for transplants.

109.   Christerson recalled his first encounter with the artificial heart, saying he saw one of the devices on the desk of one of his surgeons.

110.   DeBakey, a Lebanese-American pioneer in artificial heart research, made his comments to the London-based Arabic newspaper Al-Hayat.