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  2. Pulse oximetry - Wikipedia

    en.wikipedia.org/wiki/Pulse_oximetry

    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]

  3. Photoplethysmogram - Wikipedia

    en.wikipedia.org/wiki/Photoplethysmogram

    [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 ...

  4. Oxygen saturation (medicine) - Wikipedia

    en.wikipedia.org/wiki/Oxygen_saturation_(medicine)

    This measurement is often used under treatment with a heart lung machine (extracorporeal circulation), and can give the perfusionist an idea of how much flow the patient needs to stay healthy. Tissue oxygen saturation (StO 2) can be measured by near infrared spectroscopy. Although the measurements are still widely discussed, they give an idea ...

  5. What is a pulse oximeter? - AOL

    www.aol.com/shoppers-love-40-smartwatch-built...

    Several reviewers say this works well in place of the Apple Watch and even includes a built-in pulse oximeter. Shoppers love this $40 smartwatch with a built-in pulse oximeter that works 'well in ...

  6. Vital signs - Wikipedia

    en.wikipedia.org/wiki/Vital_signs

    A child aged 1–⁠3 years old can have a heart rate of 80–⁠130 bpm, a child aged 3–⁠5 years old a heart rate of 80–⁠120 bpm, an older child (age of 6–10) a heart rate of 70–⁠110 bpm, and an adolescent (age 11–⁠14) a heart rate of 60–105 bpm. [12] An adult (age 15+) can have a heart rate of 60–100 bpm. [12]

  7. Top 9 benefits of 529 education savings plans - AOL

    www.aol.com/finance/top-9-benefits-529-education...

    A 529 plan gives consumers a tax-advantaged way to pay for education, and that’s a boon for parents and other family members who want to save for a child’s schooling.

  8. What’s the history of the Panama Canal, and why is Trump ...

    www.aol.com/news/history-panama-canal-why-trump...

    Shortly after the Panamanians retained full control of the canal in 2000, shipping volume quickly exceeded the waterway’s capacity. A massive expansion project began in 2007 and was completed ...

  9. Sphygmomanometer - Wikipedia

    en.wikipedia.org/wiki/Sphygmomanometer

    A sphygmomanometer (/ ˌ s f ɪ ɡ m oʊ m ə ˈ n ɒ m ɪ t ə r / SFIG-moh-mə-NO-mi-tər), also known as a blood pressure monitor, or blood pressure gauge, is a device used to measure blood pressure, composed of an inflatable cuff to collapse and then release the artery under the cuff in a controlled manner, [1] and a mercury or aneroid manometer to measure the pressure.