Cov yam ntxwv ntawm Fixed Retainers

1. Kev kho:Fixed Retainers yog tsau ncaj qha rau cov hniav los ntawm cov nplaum thiab tsis tas yuav raug tshem tawm los ntawm tus neeg mob, yog li lawv tuaj yeem tuav txoj haujlwm ntawm cov hniav tsis tu ncua thiab ruaj khov.
2. Ncua tseg:Vim tias cov khoom ruaj khov ruaj khov rau sab hauv cov hniav, lawv tuaj yeem zais tau yooj yim thiab tsis tuaj yeem pom tau yooj yim los ntawm cov neeg sab nraud, uas yuav pab tswj kev zoo nkauj ntawm lub qhov ncauj.
3. Durability:Cov tuav ruaj ruaj tuaj yeem ua kom cov hniav nyob ruaj khov rau lub sijhawm ntev, ua rau lawv muaj kev ntseeg siab rau cov neeg mob uas yuav tsum tau tswj lawv cov txiaj ntsig orthodontic rau lub sijhawm ntev.