Clear sab saum toj thiab hauv qab retainers, feem ntau hu ua Essix retainers, yog pob tshab orthodontic li tsim tshwj xeeb los khaws cov hniav sib dhos tom qab braces lossis Invisalign kho. Ua los ntawm kev kho mob- qib thermoplastic, lawv yog cov kev cai- haum rau qhov tshwj xeeb nkhaus ntawm tus neeg mob lub sab sauv thiab sab hniav arches, kom muaj kev ruaj ntseg, xis haum uas txo qhov tsis xis nyob thaum hnav.
Lawv lub luag haujlwm tseem ceeb yog tiv thaiv tom qab- orthodontic relapse- lub ntuj nyiam ntawm cov hniav kom hloov mus rau lawv qhov qub raws li cov ntaub so ntswg ntawm qhov ncauj thiab cov pob txha kho tom qab kho. Ib qho txiaj ntsig tseem ceeb ntawm cov hlau hlau tuav yog lawv qhov tsis pom, ua rau lawv nyiam xaiv rau cov hluas thiab cov neeg laus nrhiav kev pom zoo. Cov khoom khaws cia no tshem tau, ua kom yooj yim noj, txhuam hniav, thiab txhuam hniav, tab sis kev ua raws cai nruj heev yog qhov tseem ceeb: cov kws kho hniav feem ntau qhia tag nrho - sij hawm hnav (22+} teev txhua hnub) rau thawj 6-12 lub hlis, ua raws li kev hnav khaub ncaws hmo ntuj kom txhawb nqa cov txiaj ntsig.
Kev tu kom zoo yog qhov tseem ceeb rau kev ua kom ntev thiab kev noj qab haus huv ntawm qhov ncauj. Kev tu txhua hnub nrog ib tug mos- txhuam txhuam thiab xab npum me me lossis cov tshuaj ntxuav tu tshwj xeeb yog pom zoo, thaum dej kub yuav tsum zam vim nws tuaj yeem cuam tshuam cov khoom siv thermoplastic. Kev khaws cov khoom khaws cia rau hauv cov ntaub ntawv tiv thaiv thaum tsis siv yuav tiv thaiv kev puas tsuaj lossis poob. Nrog kev saib xyuas kom zoo, lawv lub neej ntev li ntawm 6 lub hlis mus rau 2 xyoos; Cov cim qhia tias yuav tsum tau hloov pauv muaj xws li cov kab nrib pleb, tawg, lossis xoob haum, raws li cov neeg tuav pov hwm poob lawv txoj kev tuav pov hwm. Kev kuaj hniav tsis tu ncua-ups kom ntseeg tau tias cov neeg tuav pov hwm tseem ua haujlwm, tiv thaiv lub sijhawm ntev - kev ua tiav ntawm kev kho hniav.