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![kricke242 Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::1171136575071297537.png) Schrödinger's Dog [@kricke242](/creator/twitter/kricke242) on x XXX followers
Created: 2025-07-18 23:31:55 UTC

@Highly_Cynical @MadelnCanada No, the first implantable pacemaker was Swedish by Rune Elmqvist. Greatbatch improved it later.

![](https://pbs.twimg.com/media/GwLVEZ5WsAAeAhD.jpg)

XXX engagements

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[Post Link](https://x.com/kricke242/status/1946352262856720598)