Covidien Nellcor OxiMax N-600x, Operator'S Manual

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Operator’s Manual
95
7 Performance Considerations
Overview
WARNING
Pulse oximetry readings and pulse signals can be affected by certain ambient
environmental conditions, OxiMax pulse oximetry sensor application errors, and
certain patient conditions. See the appropriate sections of the manual for specific
safety information.
•
Safety Information , page 1
•
Using OxiMax™ Pulse Oximetry Sensors and Accessories , page 87
•
Performance Considerations , page 95
Verify the performance of the OxiMax N-600x™ pulse oximeter by following the
procedures outlined in the
Modifying and Testing the Oximeter section of the N-600x
Service Manual . Have a qualified service technician perform these procedures prior to
initial installation in a clinical setting.
Performance Considerations
Primary Considerations
Application issues and certain patient conditions can affect the measurements of the
OxiMax N-600x pulse oximeter and cause the loss of the pulse signal.
Oximetry Application Issues
•
Incorrect sensor application
•
Failure to cover the sensor with opaque material in high ambient light conditions
Patient Conditions
•
Dysfunctional hemoglobins
•
Poor peripheral perfusion
•
Excessive patient movement
•
Venous pulsations
•
Intravascular dyes, such as indocyanine green or methylene blue
•
Dark pigment or externally applied coloring agents (nail polish, dye, pigmented cream)
•
Defibrillation