www.masimo.com 9 Masimo
Safety Information, Warnings and
Cautions
CAUTION: The O3™ Regional Oximeter System is to be operated by, or under the supervision
of, qualified personnel only. The manual, accessories, directions for use, all precautionary
information, and specifications should be read before use.
Safety Warnings and Cautions
WARNING: Do not use the O3 Module if it appears or is suspected to be damaged.
WARNING: Always use O3 Module in conjunction with Root and O3 Sensors. Do not use parts
from other systems. Injury to personnel or equipment damage could occur.
WARNING: Do not adjust, repair, open, disassemble, or modify the O3 Module. Injury to
personnel or equipment damage could occur.
WARNING: Do not start or operate the O3 Module unless the setup was verified to be correct.
WARNING: Do not use O3 Module during magnetic resonance imaging (MRI) or in an MRI
environment.
WARNING: Explosion hazard: Do not use the O3 Module in the presence of flammable
anesthetics or other flammable substance in combination with air, oxygen-enriched
environments, or nitrous oxide.
WARNING: To protect against injury, follow the directions below:
• Avoid placing the device on surfaces with visible liquid spills.
• Do not soak or immerse the device in liquids.
• Use cleaning solutions only as instructed in this Operator's Manual.
• Do not attempt to clean O3 Module while monitoring patient.
WARNING: As with all medical equipment, carefully route patient cabling to reduce the
possibility of patient entanglement or strangulation.
WARNING: Always verify the sensor description displayed correlates to the actual sensor
application site on the patient.