Tono-Pen AVIA
®
Applanation Tonometer
Quick Reference Guide
980051 Rev. E, 02-08-2017
1. Hold the Tono-Pen
®
with the transducer end pointed straight down toward the floor.
2. Press and hold the button for 5 seconds. The instrument will “beep” 5 times and
the LCD will display [dn].
3. Hold the Tono-Pen steady for 5 seconds until the device “beeps” and the LCD
displays [UP].
4. Quickly and smoothly flip the Tono-Pen up, so the transducer is pointing straight up.
5. A properly functioning Tono-Pen will display [Pass] and the device will “beep”.
Press the operating button again to ready the pen for a measurement.
6. If [Fail] is displayed, repeat this verification procedure.
Ocu-Film + Instructions
CORRECT
Proper set up of the Ocu-Film
®
+ tip cover is essential for the precision and
accuracy of the tonometry measurement. A new Ocu-Film + tip cover must be
used for each new patient. Be certain that the film is flat across the tip, but not
too taut or too loose.
Position the Ocu-Film +
applicator on the transducer.
Roll the Ocu-Film + tip
cover onto the tip.
Remove the
applicator.
Taking an IOP Measurement
To take a measurement, press the button once. [88888] will briey be dis-
played, followed by a double row of dashes [= = = =], indicating the Tono-Pen is
ready to measure.
The corneal surface needs only to be momentarily contacted. Indentation or
excessive pressure is not required and may lead to injury to the eye.
CORRECT INCORRECT
Transducer
Button
LCD Display
Verication must be successfully performed:
• When battery has been replaced
• Whenever the measurements are in
question
Verication can be performed with or with-
out an Ocu-Film
+ tip cover installed.
Note: The rst thing to be displayed on the
LCD screen during verication mode
is [dn] for down.
Verication Procedure
Keep the Tono-Pen
AVIA covered with
an Ocu-Film + tip
cover at all times,
even in storage.
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