jan 1, 1950 - Pacemaker

Description:

Heart pacemaker was invented in a National Research Council laboratory in Ottawa by Winnipeg native John Hops to keep weak of heart alive and kicking.

Added to timeline:

Relevant History

ByCindy Kilpatrick

7 Feb 2020

1677

Date:

jan 1, 1950

Now

~ 75 years ago

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