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The Medical Devices Advisory Committee of the U.S. Food and Drug Administration (FDA) recently met to review the reported inaccuracy of pulse oximetry in patients with darker skin. The meeting ...
The accuracy of pulse oximeters for people with dark skin tones is now being reviewed. An FDA advisory panel met Friday to talk about how to make these devices more accurate for people with darker ...
The Food and Drug Administration's recommendations apply to pulse oximeters, which are clip-on devices used in hospitals and medical clinics to ensure patients are getting enough oxygen. The FDA said it wants companies to conduct larger studies and include more patients from different racial groups.
The longstanding problem of pulse oximeters providing less-accurate readings for people with dark skin tones got another look Friday from a panel of experts for the US Food and Drug Administration.
A pulse oximeter probe applied to a person's finger. A pulse oximeter is a medical device that indirectly monitors the oxygen saturation of a patient's blood (as opposed to measuring oxygen saturation directly through a blood sample) and changes in blood volume in the skin, producing a photoplethysmogram that may be further processed into other measurements. [4]
[1] [2] A PPG is often obtained by using a pulse oximeter which illuminates the skin and measures changes in light absorption. [3] A conventional pulse oximeter monitors the perfusion of blood to the dermis and subcutaneous tissue of the skin. Finger pulse oximeter. With each cardiac cycle the heart pumps blood to the periphery. Even though ...
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