Nellcor Oximax NPB-40 Operator's Manual page 36

Set up the NPB-40
Caution: Use only Nellcor-approved O
and extension cables.
Note: Physiological conditions, medical procedures, or
external agents that may interfere with the
NPB-40's ability to detect and display
measurements include:
• dysfunctional hemoglobin
• arterial dyes
• low perfusion
• dark pigment
• externally applied coloring agents, such as nail
polish, dye, or pigmented cream
Inaccurate measurements can be caused by:
• incorrect application of the O
• placement of the O
with a blood pressure cuff, arterial catheter, or
intravascular line
• ambient light
• prolonged and/or excessive patient movement
• intravascular dyes or externally applied coloring,
such as nail polish or pigmented cream
• failure to cover the O
material in high ambient light conditions
28
M sensors
XI AX
M sensor
XI AX
M sensor on an extremity
XI AX
M sensor site with opaque
XI AX