Wireless Heart Implant Reduces Hospitalizations

Technologyreview.com
Feb 16, 2011

A new wireless sensor the size of a paper clip measures fluid pressure in the pulmonary artery. The metal loops on either end anchor the sensor to the artery walls, while the self-contained transducer in the middle takes pressure readings. The sensor is activated by radio frequency, transmitting data wirelessly to physicians via modem.
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