Q-switched Nd: YAG laser e khantša leseli ka bolelele bo itseng ba maqhubu a matla a phahameng, ka hona leseli le kenella ka har'a linama feela bakeng sa nanosecond.Leseli le monngoa ke mebala ea 'mala' me le fella ka ho phatloha hang-hang, e leng molao-motheo oa Light blasting.Likaroloana tsa 'mala oa letlalo li pshatleha hore e be likotoana, tse ling li ka ntšoa letlalong' me tse ling li ka aroloa ho ba likaroloana tse nyane tse ka koaheloa ke phagocyte ebe li tlosoa ke lymphatic system.