Ukulimala kwesithiyo sesikhumba akugcini nje ngokuholela ekuphelelweni amanzi emzimbeni, ukoma kanye nokulunywa, kodwa futhi kuvame ukubangela izinkinga zesikhumba ezahlukahlukene njengesikhumba esibucayi, induna, i-dermatitis, i-psoriasis, njll. Ngaphezu kwemithi yokwelapha esetshenziswa emzimbeni kanye neyokwelapha, ukwelashwa kokukhanya okubomvu kwe-LED, okunezinzuzo zokuba okungangenisi umswakama, okungenabuhlungu futhi okungenasikhathi sokululama, kuthandwa kakhulu eMnyangweni Wezokwelapha Ngesikhumba.
Izifundo zezokwelapha zangaphambilini zithole ukuthi ukushiswa kwemisebe ebomvu kunganciphisa izinga lokulahleka kwamanzi esikhumbeni, kwandise ukumanzi kwe-stratum corneum, kuvimbele ukwakheka kwe-melanin futhi kugcine ukulingana okuqinile kwemicu ye-collagen, okuthuthukisa kakhulu ukubukeka kanye nomsebenzi wokuvimbela isikhumba.
Ukukhanya okubomvu kulungisa kanjani isivikelo sesikhumba?
Ukuvezwa kokukhanya okubomvu kunciphisa ukulahleka kwamanzi e-transdermal
Ucwaningo lubonisa ukuthi ukukhanya okubomvu kungakhuthaza ukwanda nokwehluka kwama-keratinocyte, okwenza amaseli e-stratum corneum ahleleke kahle, futhi ngesikhathi esifanayo kukhuthaze ukwakheka kwama-lipid angaphakathi kweseli njenge-ceramides, ama-fatty acid, njll. Lawa ma-lipid angasetshenziswa yi-epidermis ukwakha ifilimu ye-lipid eqhubekayo e-hydrophilic. Lawa ma-lipid angagcwalisa phakathi kwamaseli ukwakha ifilimu ye-lipid eqhubekayo e-hydrophobic. Lawa ma-lipid angagcwalisa amaseli e-stratum corneum ukwakha ifilimu ye-lipid eqhubekayo e-hydrophobic, njengesikhumba esifaka ungqimba "lwezingubo ezingangeni manzi", okuvimbela ngempumelelo ukusabalala kwamanzi esikhumbeni aye endaweni yangaphandle, ngaleyo ndlela kuncishiswe ukulahleka kwamanzi e-transdermal.
Esifundweni sabantu abazwela isikhumba, izinga lokulahlekelwa amanzi esikhumbeni ngaphambi kokukhishwa kwemisebe, ngokushesha ngemva kokukhishwa kwemisebe kanye nehora eli-1 ngemva kokukhishwa kwemisebe libonise ukuthambekela kokwehla kancane kancane ngenani elikhulayo lezinsuku zokukhishwa kwemisebe. Imiphumela iphakamisa ukuthi ukukhanya okubomvu okungu-640 nm kusiza ukuvikela ubuqotho bomgoqo wesikhumba, ukunciphisa ukulahlekelwa amanzi nokugcina isikhumba simanzi.
Ukukhanya okubomvu kungagcina umswakama we-stratum corneum
Izifundo ezifanele ziveze ukuthi ukukhanya okubomvu kusebenza kuma-mitochondria amangqamuzana esikhumba, kusebenze uchungechunge lwezindlela zokusabela kwe-metabolic ngaphakathi kwamangqamuzana, kuthuthukise umsebenzi kanye nomsebenzi wamaseli, kuwenze akwazi ukukhiqiza nokukhipha izinto zemvelo ezithambisa umswakama njenge-hyaluronic acid, i-lactate, i-urea, njll. ngempumelelo enkulu. Lezi zinto zingamunca amanzi kusuka ku-dermis kanye nendawo engaphandle, ngaleyo ndlela zigcine izinga eliphezulu lokuqukethwe kwamanzi kanye nokumuncwa kwamanzi.
Kuhle ukusho ukuthi ukunakekelwa okufanele nokuphumelelayo kokuthambisa isikhumba ngemva kokukhanya okubomvu kusiza isikhumba ukuba silulame futhi kuthuthukise isimo sesikhumba sonke kanye nomphumela wokwelashwa.
Ukushiswa kokukhanya okubomvu kuvimbela ukwakheka kwe-melanin Izifundo eziningana zithole ukuthi ukushiswa kokukhanya okubomvu kuholela ekushintsheni ekubonakalisweni kwama-molecule okubonisa izimpawu ahlobene nomsebenzi we-tyrosinase kuma-melanocytes, okuholela ekuvinjelweni komsebenzi we-tyrosinase, ngaleyo ndlela kuncishiswe ukwakheka kwe-melanin futhi kugcinwe isimo sesikhumba esinempilo.
Ngesikhathi esifanayo, ukukhanya okubomvu kunomphumela othile we-antioxidant, kungakhuthaza umsebenzi wama-enzyme e-antioxidant angaphakathi kwamangqamuzana, njenge-superoxide dismutase, i-glutathione peroxidase, njll., ukunciphisa izinga le-ROS yangaphakathi kwamangqamuzana, okunciphisa umphumela wokukhushulwa kokucindezeleka kwe-oxidative ekwakhiweni kwe-melanin, okusiza ukunciphisa ukuqongelela kwe-hyperpigmentation, ukunciphisa umonakalo wokuvuvukala.
Ukukhanya okubomvu kungakhuthaza ukwakheka kwe-collagen entsha Inani elikhulu lezifundo zezokwelapha kanye nedatha liqinisekisile ukuthi ukukhanya okubomvu kwe-LED kungakhuthaza ukwanda nokufuduka kwama-fibroblast, kukhuthaze ukonakala kwemicu enwebekayo ephukile kanye ne-collagen eguqukile ku-dermis, ngaleyo ndlela kukhuthaze ukwakheka kwe-collagen entsha, okwenza imicu ye-collagen yesikhumba iqondane kahle futhi iqine futhi kwandise kakhulu ubuningi bayo, okubonisa ukuthuthuka kwemibimbi yesikhumba, ukuqina kanye neminye imiphumela yokuvikela yokunciphisa ukuguga kwesikhumba.
Esifundweni sokwelashwa kweziguli ezinezimpawu zokunwebeka, imiphumela yokuhlola ikhombisile nokuthi ukukhanya okubomvu kungakhulisa kakhulu ukuvezwa kwe-TGF-β kuma-fibroblast esikhumba somuntu, futhi ngesikhathi esifanayo kukhulise ukubonakaliswa kwezakhi zofuzo ze-collagen, okukhuthaza ukukhiqizwa kwe-collagen futhi kwenze izimpawu zokunwebeka ziphele kancane kancane.
Igumbi lokumhlophe laseMERICAN livikela isivikelo sesikhumba
Ngaphezu kwalokhu okucashunwe ngenhla, izifundo zezokwelapha kanye nedatha kwezinye izinkambu eziningana ezihlobene kukufakazele ngokugcwele ukuphepha nokusebenza kahle kokukhanya okubomvu ekulungiseni isithiyo sesikhumba. Okubaluleke kakhulu, ukwelashwa kokukhanya okubomvu kwe-LED njengobuchwepheshe bezimonyo sekuvunyelwe futhi kwaqashelwa yi-US Food and Drug Administration (FDA).
Ngokusekelwe ekwelashweni kokukhanya okubomvu, ikhabhini lesithathu le-MERICAN lokumhlophe lihlanganisa ubuchwepheshe bomthombo wokukhanya ohlanganisiwe onezilinganiso eziningi obuthuthukiswe yi-MERICAN kanye nethimba laseJalimane. Ngokusebenzisa imisebe yomzimba wonke, ingenza kusebenze imisebenzi ye-mitochondria nama-enzyme ukuze inikeze amandla anele kanye nesisekelo sezinto ezibonakalayo ze-metabolism yamaseli esikhumba, okungasiza ekukhuthazeni ukwakheka kwe-collagen, ukunciphisa umonakalo wokuvuvukala kanye nokufakwa kwe-melanin, kanye nokufeza umphumela wokunciphisa ukungakhululeki kwesikhumba, okwenza isikhumba sibe mhlophe futhi kuqinise isithiyo sesikhumba.
Ukulimala kwesithiyo sesikhumba akuthinti nje kuphela ubuhle besikhumba, kodwa futhi nempilo yaso. Uma ufuna ukufeza isikhumba esihle nesinempilo futhi wehlise ijubane lokuguga, ungaqala ngokuvikela nokulungisa isithiyo sesikhumba.