IceCure Medical Ltd.
DSR3210000 rev. D
ProSense™
Confidential
User Manual
21
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2.4
Liquid nitrogen
Nitrogen gas is a potential asphyxiant. In the event of a large liquid nitrogen spill,
personnel should adhere to a predetermined evacuation plan. Seek medical help
immediately if breathing problems occur.
Warning
If a liquid nitrogen leak is detected at any time, PUSH the EXTRACTION
button immediately.
Warning
At the beginning of the procedure the Dewar should be filled around 1 cm
below the neck of the bottle.
Do not overfill a Dewar with Liquid nitrogen; it will reduce performance of
the system.
2.4.1
Danger - explosion and fire hazard
Warning
The
ProSense™
cryoablation system includes electronic devices that may emit
sparks, and therefore, should not be operated in the presence of ANY
flammable material.
ProSense™
cryoablation system should be kept away from flammable fumes, e.g.,
flammable anesthetics or volatile substances. An easily accessible fire extinguisher in the
vicinity of the unit is recommended.
2.4.2
Opening the Dewar compartment
Caution
Never open the Dewar compartment while running a cryoablation
procedure. Do not use the system while the Dewar compartment is open.
Warning
Do not transfer a Dewar containing Liquid nitrogen unless it is covered with
its designated lid.
Caution
Follow the specific instructions on how to fill and transfer a Dewar as
described in section 5.2.6.1
–
Dewar.