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【medical-news】研究发现美国医生使用了许多不必
http://www.nytimes.com/2011/01/05/health/05device.html?_r=1&ref=health
By DENISE GRADY
Published: January 4, 2011
Doctors are implanting high-tech heart devices in thousands of people who probably do not need them, a new study finds. The procedures cost more than $35,000, involve surgery and anesthesia, and may unnecessarily harm some patients.
The devices, called defibrillators, fire an electrical shock to jolt the heart back into a normal rhythm if it starts to beat in a disordered way that can cause sudden death. In people who truly need them, for conditions that can fatally disrupt heart rhythm, defibrillators can be life-saving.
Each year, about 100,000 are implanted in the United States. Former Vice President Dick Cheney received one in 2001.
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作者:admin@医学,生命科学 2011-01-06 11:02
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