Pacemakers used to have but a single lead , going to one of the heart 's four chambers .
以往的起搏器通常只有一根导线接入心脏四个房室中的一个。
We also learned that no cardiology association had given its members clear guidance on when , or whether , deactivating pacemakers was ethical .
我们也得知,没有哪个心脏病协会明确地指导过其成员,停用起搏器是否道德,或者何时停用才是道德的。
According to calculations by the dartmouth atlas research group using medicare data , nearly a fifth of new recipients who receive pacemakers annually - 76000 - are over 80 .
Portable voice recorders hearing aids electric shavers and heart pacemakers do not need to be shut off at any time during a flight because their signals don 't interfere with aircraft systems .
Already thanks to stents and pacemakers and bypass surgery some people who a generation ago might have been dead at 75 are muddling through their eighties albeit half-broken and medicated to the gills .
Millions of people around the world benefit from having artificial pacemakers implanted into their chests , to help restore a normal heartbeat .
植入患者胸腔的人造起搏器有助于恢复正常心跳,从而令全球数百万人受益。
According to a position paper in the journal circulation , 84 percent of heart patients said they 'd be willing to give away their pacemakers after they , well , no longer need them .
There they would harvest kinetic energy from the steady dilation and contraction of blood vessels , providing a source of electricity for pacemakers , insulin pumps and other medical devices-making for a truly powerful breakthrough .