Dr Martin J Tobin discusses health disparities related to pulse oximeter accuracy and the need for improvement to make health care equitable.

The global pulse oximeters market, valued at US$3.59 billion in 2024, stood at US$3.92 billion in 2025 and is projected to ...

Pulse oximeters were invented in 1974, and a body of research – dating to the 1980s – suggests that flawed pulse oximeter readings among Black and brown patients can be a real and life ...

Scientists have long known that pulse oximeters are less accurate when used for people with dark skin tones – and now, a new report offers some insight into just how much more inaccurate these ...

Pulse oximeters designed for home use have been available for some time. But in recent years, their popularity has grown as people increasingly prioritize wellness and actively seek convenient ...

The pulse oximeters in use today — light, convenient, and relatively cheap — have their roots in technology invented by Takuo Aoyagi, who developed and tested his device in Japan, a country ...

Pulse oximeters, invented in 1974 by Japanese bioengineer Dr. Takuo Aoyagi, are not the only medical devices that have been found to perform more accurately in people with fair skin than in those ...

Pulse oximeters came along in the 1980s as an easy and painless alternative. The device shines a light through the fingertip, seeking out oxygen-rich blood.

Pulse oximeters are widely used to measure blood oxygen levels, but these devices may be less reliable for people with darker skin tones, potentially leading to delayed medical care.. Normal ...

Anupam Nath. FILE - A health worker uses a pulse oximeter to check the oxygen saturation level of another after administering COVID-19 vaccine at a hospital in Gauhati, India, Jan. 21, 2021.

Pulse oximeters came along in the 1980s as an easy and painless alternative. The device shines a light through the fingertip, seeking out oxygen-rich blood. The more light that’s absorbed, the ...