www.fdanews.com/articles/70955-konica-minolta-to-release-wristwatch-size-pulse-oximeter-in-may
Konica Minolta to Release Wristwatch-Size Pulse Oximeter in May
April 11, 2005
Konica Minolta announced that it will launch the Oxygen Saturation Monitor PULSOX-300, a wristwatch-type pulse oximeter, in May. The new lightweight pulse oximeter can measure arterial oxygen saturation and pulse rates while the user wears it on the wrist.
Japan's Corporate News Network