Ithiyori yokwelapha nge-laser ye-CO2 yashicilelwa okokuqala yi-United States Harvard.Isazi semithi ye-laser yasenyuvesi uDkt. Rox Anderson, futhi ngokushesha uthole ochwepheshe emhlabeni wonke bavume kanye nokwelashwa komtholampilo.I-CO2 i-fractional laser wavelength ingu-10600nm, ukusetshenziswa kwesimiso sokubola kwe-photothermal, ngokulinganayo esikhumbeni esimakwe ngezimbobo ezinhle, okuholela esikhumbeni sesikhumba sokuhlubula okushisayo, ukuhlangana okushisayo, umphumela oshisayo.Bese ubangela uchungechunge lwezinqubo ze-biochemical zesikhumba ukuze zikhuthaze isikhumba ukuze sizilungise, ukuze kuzuzwe ukuqinisa, ukuvuselela nokuqeda umphumela wamabala.