Our Pick
Posted on @rawstates
Medtronic and the wearable pacemaker
1957
Fridley, Minnesota
Bobak Ha'Eri · CC BY 3.0 · Wikimedia Commons
After a power cut killed a child on a plugged-in pacemaker, a surgeon asked Earl Bakken for a battery-powered one. Bakken built it in four weeks in a garage repair shop, copying a circuit from a hobby magazine, and it was in a patient within a month.
That was 1 of the hidden places.
Location: historic site
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