Scan Monitor
DO NOT self-diagnose or self-medicate on the basis of this device without consulting your
doctor. In particular, do not start taking any new medication or change the type and/or dosage of
any existing medication without prior approval.
Withings does not guarantee that you are not experiencing an arrhythmia or other health
conditions even in the absence of a notification from the pulse rate feature. You should notify
your physician if you experience any changes to your health.
The pulse rate feature is not constantly looking for an Afib and should not be relied on as a
continuous monitor. This means the feature cannot detect all instances of Afib, and people with
Afib may not get a notification.
The functional oxygen saturation feature is not constantly looking for blood oxygen desaturation
and should not be relied on as a continuous monitor.
Factors that may degrade performance of reflectance pulse oximetry and heart rhythm analysis
via photoplethysmography include:
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Bright sunlight
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Presence of strong electromagnetic fieldss
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Failure to apply the device correctly (loose wristband application, not on top of the wrist)
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Tattoos at the wrist in the region of the optical sensor
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A dark-skin tone
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Excessive motion of the arm, of the wrist and of the fingers
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Low perfusion caused by ambient temperature below the recommended operation
range, or by certain conditions such as Raynaud's syndrome
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Significant levels of dysfunctional hemoglobin (carboxyhemoglobin, methemoglobin)
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Venous pulsations
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Intravascular dyes such as cardiogreen or methyl blue
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Blood flow restrictions due to arterial catheters, blood pressure cuffs, infusion lines etc.
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Patient suffering from hypotension, serious vasoconstriction, serious anemia,
hypothermia
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Patient in cardiac arrest or in shock
A functional tester cannot be used to access the accuracy of pulse oximeter devices
Misapplication of the ScanWatch with excessive pressure and for a prolonged period can cause
pressure injury.
Avoid application of the ScanWatch to a wrist with poor skin integrity
DO NOT sterilize by irradiation, steam or ethylene oxide- refer to cleaning and disinfection
instructions. Use of cleaning agents other than specified may damage the device.
DO NOT use the ScanWatch if it is damaged- use of a damaged device could cause patient
injury or equipment failure.
Rev. 1.7 - Sep 12, 2023