Sterile lancets Sterile lancets for sampling blood. How to use 1) Carefully turn the protective cap without pulling it. 2) Remove and remove the released cap. 3) Press the lancet, on the side from which the cap has been extracted, against the pulley (the ring side is recommended) 4) The tip automatically retracts safely after use. Format Pack containing 100 sterile lancets. For use with the 4 in 1 Million Cholesterol instrument and all blood sampling devices. Code 396213