Laser - Pentax EG-2990i Instructions For Use Manual

3-5. Laser

Laser equipment should only be used by physicians who have thoroughly studied all
the characteristics of the equipment and who are familiar with the proper techniques of
endoscopic laser therapy. The user must carefully read and follow all instructions in the
instructions for use supplied with the Laser equipment. The Laser equipment should be
carefully and thoroughly inspected and calibrated. Only the user can determine if the
condition of the Laser equipment is suitable.
WARNING:
The PENTAX endoscopes identified in this instructions for use are
compatible with Nd: YAG laser (wavelength 1064nm) only. Do not use
these endoscopes with other types of laser such as KTP, He-Cd, or Excimer
laser Systems. It could result in serious injury to the patient.
WARNING:
• Using laser devices in a flammable surroundings, such as an
environment with a high oxygen concentration, may cause explosion.
If there is a possibility of flammable gas being present within a body
cavity, use nonflammable gas (such as CO
• When using nonflammable gas, there is a possibility of gas embolism
if excessive gas is flushed. When using nonflammable gas, be careful
not to flush excessive gas. Use suction capability of an endoscope to
remove gas if necessary.
WARNING:
• When using a laser equipment, the physicians as well as the assisting
personnel should wear goggles.
• Do not look directly at the light emitted from the laser equipment.
The intense light may cause damage to your retinas.
1) The user has the option of using a nonflammable gas for insufflation.
Nonflammable gas from a pressure-regulated and flow-rate controlled source can
be connected to the provided or optionally available gas adapter, model OF-G11,
as illustrated.
Figure 3.7
(1)
(3)
(4)
– 39 –
or air) instead.
2
(1) CO
2
(2)
Adapter OF-G11
(2) CO
2
(3) PVE Connector
(4) Video Processor
Gas Feeding
Gas Cylinder