Testing blood glucose
Inserting a lancet drum
To use the finger pricker to obtain blood, you must first
insert a lancet drum.
1 Take a new lancet drum.
red line
You can tell that a lancet drum has been used because
it has a red line visible on the white portion. You cannot
insert a used lancet drum again.
new lancet drum
used lancet drum
2 Remove the cap from the finger pricker.
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