Vim li cas cov bristles zoo dua rau cov pos hniav tiv thaiv
Mos txhuam yog hloov tau; Lawv ua raws li qhov curvature ntawm cov hniav kom ncav cuag tob rau hauv cov gingival sulcus (cov pos hniav hauv hnab tshos) yam tsis muaj hnyav poking lossis khawb cov pos hniav.
Ntev- siv lub sij hawm ntev ntawm cov txhuam hniav tsis tshua ua rau cov pos hniav puas los yog cov hauv paus hniav, ua rau lawv maj mam rau cov pos hniav.
Thaum siv nrog cov txheej txheem txhuam Bass kom zoo, cov txhuam muag muag tsuas yog ua tau zoo ntawm kev tshem cov plaque li tawv bristles.
Kev pheej hmoo cuam tshuam nrog nyuaj- txhuam hniav txhuam
tawv bristles tsim kev sib txhuam siab; Txawm tias muaj kev txhuam hniav ib txwm, lawv tuaj yeem yooj yim abrade cov pos hniav. Clinically, cov neeg siv ntawm cov tawv tawv- txhuam hniav tuaj yeem ntsib txoj kev pheej hmoo ntawm gingival lacerations uas yog 3.5 npaug siab dua qhov nruab nrab - cov neeg siv bristle.
Ntev- ncua sij hawm txhuam hniav nrog cov txhuam tawv nrawm nrawm rau hnav cov hniav ntawm cov hniav caj dab, ua rau cov npoo- zoo li qhov tsis xws luag thiab nce cov hniav rhiab heev.
Cov tawv tawv tawv tawv kom haum snugly tiv thaiv gingival sulcus; Tsis tas li ntawd, lawv zoo li thawb cov quav hniav mus rau hauv cov sulcus, ua rau muaj kev pheej hmoo ntawm cov kab mob hauv lub cev.
