User's Guide

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10. Analysis in progress
During analysis, a bar on the bottom of the screen
will show progress and the status of the strip’s
internal quality control check. When the analysis is
complete, a Result screen will appear.
11. Result screen
When the test is complete, the result will be
displayed. Units of INR and seconds can be shown.
To switch units, touch unit specifier beside the
result.
To exit, touch .
12. Eject strip and clean meter
Hold the meter over a biohazard waste bin so that
the strip points towards the opening of the bin, then
gently press the eject button to discard the test
strip. For disposal instructions, see Page 70.
You will be reminded to clean the meter and strip
port.
You must clean and disinfect the meter and strip
port after each use (see Page 31 for instructions).
1. WHO Expert Committee on Biological Standardization. Thirty-third Report. Geneva, World Health Organization,
1983 (WHO Technical Report Series, No. 687).
Unexpected results
If an unexpected result is reported, or if you are concerned that a result does not match
the patient’s symptoms or history, the test should be repeated with a fresh fingerstick.
If a similar result is obtained, please test by other means (e.g. laboratory PT/INR).
Differences in reagents, instruments, and pre-analytical variables can affect INR
results. This should be considered when comparing different INR/PT test methods
1
.
Inconsistent results could indicate poor test strip storage, interference by certain
drugs, changes in diet, or meter malfunction.
Be careful not to bump the meter or strip
while the sample is being analysed.