Ikufuphi ne-infrared i-vein finder isetyenziselwa ukuzama ukunyusa amandla ababoneleli bezempilo ukuze babone imithambo.Isebenzisa ukukhanya kwe-infrared ekufutshane ukwenza imephu yemithambo.Umfanekiso ofunyenweyo uye uboniswe kwiscreen okanye ubuyiselwe eluswini lomguli.