When was the Pulse Oximeter invented?

The Pulse Oximeter was invented in 1974 by Takuo Aoyagi in Japan.

A clip-on sensor that measures blood oxygen levels through the skin without drawing blood.

Year invented1974
InventorTakuo Aoyagi
CountryJapan
CategoryMedicine

Who invented the Pulse Oximeter?

Takuo Aoyagi invented the Pulse Oximeter in 1974 in Japan.

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