PBMT irapi ye laser kana LED inovandudza kugadziriswa kwenyama (maronda eganda, tsandanyama, tendon, mapfupa, tsinga), inoderedza kuzvimba uye inoderedza marwadzo chero kupi zvako kunoiswa danda.
PBMT yakawanikwa ichikurumidza kupora, inoderedza kukuvara kwemhasuru uye inoderedza kurwadziwa mushure mekurovedza muviri.
Munguva yeSpace Shuttle, NASA yaida kudzidza kuti zvirimwa zvinokura sei muchadenga. Zvisinei, chiedza chaishandiswa kukura zvirimwa panyika hachina kukwana; chaishandisa simba rakawandisa uye chakaita kuti pave nekupisa kwakawandisa.
Mumakore ekuma1990, Wisconsin Center for Space Automation & Robotics yakabatana neQuantum Devices Inc. kugadzira chiedza chinoshanda zviri nani. Vakashandisa maLED (light-emitting diodes) mukugadzira kwavo, Astroculture3. Astroculture3 inzvimbo yekukurira zvirimwa, ichishandisa mwenje yeLED, iyo NASA yakashandisa zvinobudirira pamabasa akawanda eSpace Shuttle.
Munguva pfupi, NASA yakawana mashandisirwo anogona kuitwa chiedza che LED kwete chete pahutano hwemiti, asiwo kune vanofamba muchadenga ivo pachavo. Vachirarama munzvimbo dzisina simba remagetsi, masero evanhu haadzokeri nekukurumidza, uye vanofamba muchadenga vanorasikirwa nemapfupa netsandanyama. Saka NASA yakatendeukira ku photobiomodulation therapy (PBMT). Photobiomodulation therapy inotsanangurwa senzira yekurapa nechiedza inoshandisa manyuko echiedza asingaite ionizing, anosanganisira lasers, light emitting diodes, uye/kana broadband light, mu viscous (400 - 700 nm) uye near-infrared (700 - 1100 nm) electromagnetic spectrum. Iyi inzira isingashande inopisa inosanganisira endogenous chromophores inokonzera photophysical (kureva, linear uye nonlinear) uye photochemical events pazviyero zvakasiyana-siyana zve biological. Maitiro aya anoguma nemigumisiro inobatsira yekurapa inosanganisira asi kwete kungogumira pakuderedzwa kwemarwadzo, immunomodulation, uye kukurudzira kupora kwemaronda uye kugadzikiswa kwetishu. Izwi rekuti photobiomodulation (PBM) therapy ikozvino riri kushandiswa nevaongorori nevanyanzvi panzvimbo pemashoko akadai se low level laser therapy (LLLT), cold laser, kana laser therapy.
Zvishandiso zvekurapa nechiedza zvinoshandisa mhando dzakasiyana dzechiedza, kubva kuchiedza chisingaoneki, chiri pedyo neinfrared kuburikidza nechiedza chinooneka (tsvuku, orenji, yero, girini, nebhuruu), zvichimira pamberi pemwaranzi ye ultraviolet inokuvadza. Kusvika pari zvino, mhedzisiro yechiedza chitsvuku nechiri pedyo neinfrared ndiyo inonyanya kudzidzwa; chiedza chitsvuku chinowanzo shandiswa kurapa mamiriro eganda, nepo chiri pedyo neinfrared chinogona kupinda zvakadzika, chichishanda nepaganda nemapfupa uye kunyange muuropi. Chiedza chebhuruu chinofungidzirwa kuti chakanakira kurapa hutachiona uye chinowanzo shandiswa pamapundu. Mhedzisiro yechiedza chegirini nechero hainyatsonzwisiswi, asi girini inogona kuvandudza hyperpigmentation, uye yero inogona kuderedza photoaging.
