This is an automated archive made by the Lemmit Bot.

The original was posted on /r/todayilearned by /u/Zealousideal-Yak8852 on 2025-01-02 10:15:14+00:00.

Original Title: TIL about a tiny titanium pump weighing only 11 grams that can handle a blood flow of 1.5 liters a minute is smallest artificial heart.It was invented by an American, Doctor Robert Jarvik and used initially on animals. An artificial heart for adults weighs 900 grams.