Omron HEA-230 Instruction Manual page 16

B. Cock the sampler
Slide the barrel control back until it clicks. The lancing device is now
ready for use.
Warning
Always use a new lancet.
Do not use the same lancet to obtain blood samples from different people.
C. Wash your hand and the puncture site
Wash hand with soap and warm water. Rinse and dry thoroughly.
D. Fingertip blood sampling
Please massage your finger tip gently and it will help you to obtain
blood smoothly. We suggest that you could puncture different
area each time. Repeated punctures in the same area may cause
soreness. The blood sample for OMRON blood glucose test strip ,
model HEA-STP30, is just need approximately 1μL. Do not squeeze
excessively at puncture area.
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