Ukwelashwa kokukhanya kwe-LED kuyindlela yokwelapha engangenisi umswakama esebenzisa amaza ahlukahlukene okukhanya kwe-infrared ukusiza ekwelapheni izinkinga ezahlukene zesikhumba ezifana nezinduna, imigqa emincane, kanye nokuphulukiswa kwamanxeba. Empeleni yasungulwa okokuqala ukuze isetshenziswe emtholampilo yi-NASA emuva ngawo-1990 ukusiza ekwelapheni amanxeba esikhumba sabashayeli bezindiza - yize ucwaningo ngalesi sihloko luqhubeka nokukhula, futhi lusekela, izinzuzo zalo eziningi.
“Akungabazeki ukuthi ukukhanya okubonakalayo kungaba nemiphumela enamandla esikhumbeni, ikakhulukazi ezinhlotsheni zamandla aphezulu, njengakuma-laser kanye namadivayisi okukhanya okunamandla okushaywa (i-IPL),” kusho uDkt. Daniel, udokotela wesikhumba oqinisekiswe yibhodi oseNew York City. I-LED (emele i-light-emitting diode) “iyindlela yamandla aphansi,” lapho ukukhanya kumuncwa ama-molecule esikhumbeni, okuthi “kushintshe umsebenzi webhayoloji wamaseli aseduze.”
Ngamagama alula kancane, ukwelashwa ngokukhanya kwe-LED “kusebenzisa ukukhanya kwe-infrared ukufeza imiphumela ehlukene esikhumbeni,” kuchaza uDkt. Michele, udokotela wesikhumba oqinisekiswe yibhodi osePhiladelphia, PA. Ngesikhathi sokwelashwa, “ubude bamagagasi ku-spectrum yokukhanya okubonakalayo bungena esikhumbeni bufinyelele ekujuleni okuhlukahlukene ukuze buveze umphumela we-biologic.” Amagagasi ahlukene abalulekile, ngoba yilokhu “okusiza ekwenzeni le ndlela isebenze kahle, njengoba ingena esikhumbeni ekujuleni okuhlukahlukene futhi ivuselele izinhloso ezahlukene zamaseli ukusiza ukulungisa isikhumba,” kuchaza uDkt. Ellen, udokotela wesikhumba oqinisekiswe yibhodi eNew York City.
Lokhu kusho ukuthi ukukhanya kwe-LED empeleni kushintsha umsebenzi wamaseli esikhumba ukuze kukhiqizwe imiphumela eyahlukahlukene emihle, kuye ngombala wokukhanya okukhulunywa ngakho - okukhona okuningi kukho, futhi akukho noyedwa kukho onesifo somdlavuza (ngoba awunayo imisebe ye-UV).