Influencing Factors; External Influencing Factors; Internal Influencing Factors - cosinuss c-med alpha User Manual

this reason, these devices may experience interference when a Bluetooth connection
is established near such products.
● cosinuss° is not responsible for any loss of data sent or received using the Bluetooth
function. For example, through improper interception of the data.

Influencing factors

Multiple factors can influence the vitals signs measurement inside the ear:
NOTE:
● Only use the c-med° alpha in the ear.
● The measurement at rest provides the best results. Avoid

External influencing factors

● Direct exposure to wind, sun and water
● Ambient temperature
● Ambient light
● Body Movement in general
● Strong movements of the jaw due to speaking and chewing
● Lying on your ear
● Dirty sensor head
● Damaged sensor head
● Incorrectly attached sensor
● Badly fitting sensor
● Wrong sensor size
● Humidity in the sensor

Internal influencing factors

● Poor blood circulation
● Poor pulse quality
● Poor Perfusion
● Venous pulsations
● Dark skin color
● Anemia or low hemoglobin concentrations
● Sickle cell anaemia
● Cardiogreen and other intravascular dyes
● Carboxyhemoglobin
● Methemoglobin
● Dysfunctional hemoglobin
unnecessary movements, chewing and talking during the
measurement as they can influence the quality of the ppg signal and
lead to inaccurate readings of SpO2 and heart rate.
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