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LM-900 Cryosurgery System • Instructions for Use • English (continued)
On the end of the cryogun barrel is a tip protector, which is removed when a cryotip is
used, and replaced when the cryogun is not in use.
An empty 20 lb N
2
for the LM-900. The N
The LM-900 should be used only in a well-ventilated area. Consult your approved local
compressed gas supplier. A twenty-foot (6.1 m) scavenging hose is provided to divert used
gas away from the operator and patient. The mobile hand cart should be used for cylinder
movement. Compressed gas cylinders should be refilled only by qualified suppliers.
Do not allow the temperature where cylinders are stored to exceed normal room
temperature.
READ THIS ENTIRE DOCUMENT BEFORE OPERATING
INDICATIONS
The LM-900 is a cryosurgery system intended to be used in the process of controlled
destruction of defined areas of benign or pre-malignant lesions.
CONTRAINDICATIONS
The LM-900 is not indicated for therapeutic treatments to the central circulatory or central
nervous systems.
CAUTION
U.S. Federal law restricts this device to sale by or on the order of a licensed practitioner
or licensed medical facility.
WARNINGS
Exposure to Nitrous Oxide may result in impairment of performance, cognition or
dexterity. Ventilate well. Refer to instructions for venting Nitrous Oxide Gas.
CLEANING
WARNING: Do not use bleach or any product containing chloride in the cleaning of this
product.
CAUTION: Do not rinse or soak tips without first installing cleaning plugs. Make certain
the cleaning plugs have rubber "O" rings in place to prevent liquid from entering the tips.
Not using cleaning plugs will contribute to unit malfunction.
The tips can be cleaned in mild soap and water solution with cleaning plugs installed and
"O" rings in place. After cleaning, cleaning plugs should be removed and returned to the
storage pouch. Cleaned tips can be stored on the metal studs located on the console.
CooperSurgical recommends following the Centers for Disease Control (CDC) guidelines
for disinfection and sterilization of non-immersible components by "wrapping with a
cloth soaked in a high-level disinfectant to allow the recommended contact time.
After disinfection, the probe should be rinsed with tap water and dried before
1
use"
.
O (Nitrous Oxide) or CO
O or CO
gas is used as the refrigerant for the cryogenic process.
2
2
THE LM-900 CRYOSURGERY INSTRUMENT
(Carbon Dioxide) gas cylinder is available
2
2
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