Taking The Measurements - Icare HOME TA022 Instruction Manual

Icare HOME tonometer Instruction manual for health care professionals

7.4 TAKING THE MEASUREMENTS

WARNING!
Do not bring the tonometer into contact with the eye or push it into the eye (the tip of the
probe should be 4-8mm, or 5/32-5/16", from the eye).
The probe will make a gentle and brief contact with the eye when you take the
measurement. No topical anesthetic is needed.
To measure intraocular pressure:
1. Check that the Measure light (15) still flashes on the back panel.
2. If the Measure light does not flash, press the power button (20) and wait until
the Measure light illuminates again.
3. The patient should look straight ahead at a specific point while keeping eyes
wide open as shown in the below figure.
Correct head and eye position. Incorrect head and eye position.
4. Bring the tonometer near the eye, the probe pointing perpendicular to the
center of the cornea without a vertical or horizontal tilt. The position is correct
when the probe base light is green and appears symmetrically in the center of
the patient's view. See the below figures.
90°
Correct measurement position. Incorrect measurement position.
Icare HOME
English
Incorrect head and eye position.
Incorrect measurement position.
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Icare HOME tonometer Instruction manual for health care professionals
Correct measurement position. Incorrect measurement position.
Correct alignment of the Incorrect alignment of the
tonometer. tonometer.
5. Press the measurement button:
Single mode:
Press the button briefly (1 second) and you hear a
short beep, repeat it to take one measurement at
a time till you hear a long beep and see the Done
light (17) illuminated on the back panel.
Series mode:
Keep the measurement button down to obtain
the sequence of six measurements till you hear a
long beep and see the Done light illuminated on
the back panel.
6. If both eyes are measured repeat steps 1-5 using your other eye.
7. If an error occurs, press the Measure button briefly (1 second) and continue the
measurement. See also section 9 Trouble shooting.
8. Press the power button for three seconds to turn the tonometer off.
9. Dispose of the used probe.
Icare HOME
English
Incorrect measurement position.
Incorrect alignment of the
tonometer. Readjust so that you see
only the front of the tonometer and
the green light symmetrically in the
center of your view.
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