I-lancet yegazi iyithuluzi elincane lezokwelapha elisetshenziselwa isampula yegazi le-capillary. Asetshenziselwa ukwenza ama-puncture, njengenduku yomunwe, ukuze athole amasampula egazi amancane.
I-lancet yegazi iyithuluzi elincane lezokwelapha elisetshenziselwa isampula yegazi le-capillary. Asetshenziselwa ukwenza ama-puncture, njengothi lweminwe, ukuze athole amasampula egazi amancane.