User's Manual Part 5

6.16

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Using the Alcon LIO-AT for Observation

If the LIO-AT is used for illumination purposes only, the laser ﬁ ber does not need to

be connected to the

PurePoint

™

Laser

Note: Put dust cover on ﬁ ber termination to

protect ﬁ ber when not connected to

PurePoint

™

PurePoint

™

PurePoint

Laser

Laser.Laser

1. Turn the illumination power supply on.

2. Adjust the light intensity with the power supply illumination control knob.

Using the Alcon LIO-AT for Laser Treatment

Using the system in this mode enables photocoagulation with the LIO-AT.

WARNING!

All the personnel in the room during the operation must wear protective safety

eyewear with a minimum optical density OD 4 to ﬁ lter 532nm radiation.

Before each use of the headset, the operator must examine the permanent Doctor

Protection Filter for scratches, breaks, or alterations by looking through the

ocular lens. If there is any doubt, discontinue use of device and please call Alcon

Technical Service.

NOTE: The LIO-AT is shipped with +2 diopter ocular lenses installed. These may be

changed with 0 (zero) diopter lenses.

1. If desired, change the ocular lenses by unscrewing the eyecup retainer in the

counterclockwise direction, change each lens, and replace the eyecup retainers. Ensure

that the new lenses are clean, i.e. no ﬁ ngerprints or debris. Refer to the LIO-AT

maintenance section for cleaning instructions.

Figure 6-13

Eyecup Retainers and Ocular

Lens on the Alcon LIO-AT

2. Turn the

PurePoint

™

console power ON and make the appropriate selections as

speciﬁ ed in Operator's Manual.

3. Turn the LIO-AT Illumination power supply ON.

4. Select the appropriate illumination ﬁ eld size by toggling the illumination aperture lever

to the desired setting.

5. Adjust the illumination intensity using the power supply illumination control knob.