Kusa-infrared Ana amfani da mai gano jijiya don ƙoƙarin ƙara ƙarfin ma'aikatan kiwon lafiya don ganin veins. Yana amfani da hasken haske na kusa-infrared don ƙirƙirar taswirar veins. Hoton da aka karɓa ana nunawa akan allo ko kuma a mayar da shi akan fatar majiyyaci.