MIT Technology Review on "swallowable sensors"
"As it journeys through the GI tract, a radio transmitter sends information about the time its journey takes, as well as acidity and pressure levels."
NY Times on "implanted devices"
"The centerpiece of her system is an implanted device that regulates her heartbeat, delivers lifesaving shocks when necessary, and wirelessly communicates with her doctors via the Internet.
The
same communications system is also linked to her blood-pressure monitor
and a bedside electronic scale. By remotely watching data on her
condition for signs of the next potentially life-threatening
development, her doctors have occasionally been able to change her
heart medications in time to let Mrs. Huntoon avoid yet another trip to
the hospital. "
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