Operator's Manual

Table Of Contents
Radical-7 Warnings and Cautions
www.masimo.com 19 Masimo
Warning: Inaccurate SpHb and SpOC readings may be caused by:
Improper sensor application
Intravascular dyes such as indocyanine green or methylene blue
Externally applied coloring and texture such as nail polish, acrylic
nails, glitter, etc.
Elevated PaO2 levels
Elevated levels of bilirubin
Low arterial perfusion
Motion artifact
Low arterial oxygen saturation levels
Elevated carboxyhemoglobin levels
Elevated methemoglobin levels
Hemoglobinopathies and synthesis disorders such as
thalassemias, Hb s, Hb c, sickle cell, etc.
Vasospastic disease such as Raynaud's
Elevated altitude
Peripheral vascular disease
Liver disease
EMI radiation interference
Warning: Inaccurate SpCO and SpMet readings can be caused by:
Improper sensor application
Intravascular dyes such as indocyanine green or methylene blue
Abnormal hemoglobin levels
Low arterial perfusion