2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Ib txoj hauv kev zoo tshaj plaws los tiv thaiv kab mob caries yog los ntawm kev txhawb nqa remineralization thiab qeeb demineralization. Qhov no tuaj yeem ua tiav nrog fluoride kho. Nws tau lees paub tias kev siv cov tshuaj fluoride tas li, xws li hauv cov hniav thiab cov dej haus, muaj txiaj ntsig zoo ntawm kev tiv thaiv kab mob hniav.
leej twg pom cov tshuaj fluoride?
Tebchaws Asmeskas Lub Tsev Haujlwm Saib Xyuas Kev Tshawb Fawb Txog Kev Tshawb Fawb Lub Tsev Kho Mob tau pom zoo kom tau txais cov tshuaj fluoride txaus los ntawm txhua qhov chaw xws li 0.05 mg F / kg lub cev hnyav / hnub, txhais raws li kev kwv yees kom tsawg. uas tau pom tias yuav txo tau qhov tshwm sim ntawm cov hniav caries ntau tshaj plaws nyob rau hauv cov pej xeem yam tsis muaj kev phiv tsis xav tau …
Lub luag haujlwm ntawm fluoride hauv kev kho hniav yog dab tsi?
Fluoride yog nqus los ntawm cov hniav thiab tiv thaiv cov hniav lwj. Koj cov hniav raug mob los ntawm cov kua qaub thiab cov kab mob. Unchecked, cov tshuaj no yuav zom koj cov hniav nyob rau lub sij hawm los ntawm kev ua rau cov hniav lwj nyob rau hauv daim ntawv ntawm kab noj hniav, kuj hu ua caries.
Yuav ua li cas fluoride inhibits caries tsim?
Nyob rau xyoo 1980, nws tau tsim tias cov tshuaj fluoride tswj cov caries feem ntau los ntawm nws cov tshuaj pleev. Fluoride tam sim no nyob rau hauv qis, muaj kev txhawb nqa siab (sub-ppm ntau) hauv cov kua hauv qhov ncauj thaum muaj kev sib tw acidic muaj peev xwm nqus tau rau saum npoo ntawm apatite crystals, inhibiting demineralization.
tshuaj fluoride tiv thaiv kab mob li cas?
Tshuaj fluorides (lub ntsiab lus fluoride muab tso rau ntawm cov hniav) ntxiv dag zog rau cov hniav uas nyob rau hauv lub qhov ncauj. Raws li cov tshuaj fluoride ntxuav saum cov hniav, nws ntxiv rau sab nrauv ntawm cov hniav, ua kom nws muaj zog uas tiv thaiv cov hniav ntawm kab noj hniav.
Pom zoo:
Vim li cas fluoride thiaj ntxiv rau cov tshuaj txhuam hniav?
Fluoride yog ib qho ntxhia tshwm sim hauv dej hauv ntau qhov sib txawv, nyob ntawm seb koj nyob qhov twg hauv UK. Nws tuaj yeem pab tiv thaiv cov hniav lwj, yog vim li cas nws thiaj ntxiv rau ntau hom tshuaj txhuam hniav thiab, hauv qee thaj chaw, rau cov dej xau los ntawm cov txheej txheem hu ua fluoridation.
Thaum twg cov tshuaj txhuam hniav fluoride tau qhia?
Fluoride thawj zaug ntxiv rau cov tshuaj txhuam hniav hauv the 1890s. Tanagra, muaj calcium fluoride ua cov khoom xyaw nquag, tau muag los ntawm Karl F. Toellner Company, ntawm Bremen, Lub Tebchaws Yelemees, raws li kev ua haujlwm thaum ntxov ntawm kws tshuaj Albert Deninger.
Cov khoom xyaw twg hauv qab no ua cov tshuaj tsw qab hauv cov tshuaj txhuam hniav?
Sodium lauryl sulfate (SLS) yog surfactant feem ntau siv. YPuas yog tshuaj txhuam hniav puas yog surfactant? Surfactants. Ntau, txawm tias tsis yog tag nrho, tshuaj txhuam hniav muaj sodium lauryl sulfate (SLS) lossis lwm yam surfactants (detergents).
Puas siv cov tshuaj txhuam hniav puas zoo rau koj cov hniav?
Flossing pab txhawb kev tu hniav zoo vim nws nqa thiab tshem cov quav hniav thiab zaub mov hauv nruab nrab ntawm koj cov hniav. Kev txhuam hniav kuj tshem tawm cov quav hniav thiab cov khoom noj khoom haus, tab sis cov txhuam hniav ntawm cov txhuam hniav tsis tuaj yeem ncav cuag tob hauv nruab nrab ntawm cov hniav kom tshem tawm tag nrho.
Cov tshuaj txhuam hniav tsis muaj fluoride puas zoo?
Vim li cas koj yuav tsum tsis txhob yuav tshuaj txhuam hniav tsis muaj fluoride. Cov khoom ntuj "tsis muaj fluoride" yuav tsis ntxiv dag zog rau koj cov hniav. … Ib qho tshuaj txhuam hniav uas muaj fluoride yog tib txoj kev pov thawj los tiv thaiv kab noj hniav.
