Heart Sure A320 - Safety Instructions; Safe Operation and Warnings

Section 1
Safety
1.1 Instructions for the Safe Operation and Use of the Pulse Oximeter
WARNING: EXPLOSION HAZARD Do not use the Pulse Oximeter
in a flammable atmosphere where concentrations of flammable
products exist.
WARNING: Do not throw batteries in fire as this may cause them to
explode.
WARNING: Do not attempt to recharge normal dry-cell batteries as
they may leak, cause a fire or explode.
WARNING: Do not use the Pulse Oximeter in an MRI or CT
environment.
1.2 Warnings
Do not attempt to service the Pulse Oximeter yourself. Only qualified
service personnel should attempt any necessary internal servicing.
Prolonged use or depending on the patient's condition may require
changing the sensor site periodically. Change sensor site and check skin
integrity, circulatory status and correct alignment at least every 2 hours.
SpO2 measurements may be adversely affected in the presence of high
ambient light. Shield the sensor area if necessary.
The following will cause interference to the testing accuracy of the
Pulse Oximeter:
High-frequency electrosurgical equipment.
Placement of the sensor on an extremity with a blood pressure cuff,
arterial catheter, or intravascular line.
Patients with hypotension, severe vasoconstriction, severe anaemia or
hypothermia.
The patient is in cardiac arrest or is in shock.
Fingernail polish or false fingernails may cause inaccurate SpO2
readings.