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Medtronic's Micra pacemaker meets expectations in space test

A project conducted as part of the NASA-backed private education program Cubes in Space launched Medtronic's nano-sized Micra pacemaker into space and found that the device operated as expected, increasing its pacing rate during the 13-minute flight and reduced the rate afterward. The pacemaker was subjected to over 20 times the force of gravity, temperatures hitting 140 degrees Fahrenheit, extreme vibration, radiation and a landing in the Atlantic Ocean.

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