1. Kev txhais thiab Evolution
Self-ligating hlau brackets sawv cev rau ib qho tseem ceeb nyob rau hauv taag orthodontic technology, nrog rau lawv cov tseem ceeb feature yog hloov cov tsoos ligation txoj kev nrog ib tug sab hauv zawv zawg mechanism. Keeb kwm nyob rau hauv 1990s, lub tshuab no matured ntau tshaj peb xyoo caum ntawm txoj kev loj hlob. Raws li kev lag luam thoob ntiaj teb cov ntaub ntawv los ntawm 2023, kev siv tus kheej-ligating brackets nyob rau hauv taag orthodontics tau mus txog 42%, nrog rau kev loj hlob txhua xyoo tswj ntawm ntau dua 15%.
2. Cov Ntsiab Lus Tseem Ceeb
Kev tsim kho tshiab ntawm cov qauv
Tsim cov npog zawv zawg (tuab 0.3-0.5 hli)
Precision qhia qhov system (kev sib txhuam coefficient ≤ 0.15)
Integrated towing nuv qauv
Mechanical system
Nruam lub teeb quab yuam system (50-150g)
Dynamic kev sib txhuam tswj
Peb-dimensional torque qhia
kev ua haujlwm parameter
Qhib thiab kaw tus nqi: 0.8-1.2N
Kev pab lub neej ≥ 5 xyoo
Qhov tseeb qhov tseeb ± 0.01mm
3. Kev tshuaj ntsuam xyuas qhov zoo
Kev txhim kho hauv kev kho mob
Qhov nruab nrab ntawm kev kho mob yog luv luv los ntawm 4-8 lub hlis
Lub sijhawm nruab nrab ntawm kev rov qab mus ntsib tau txuas ntxiv mus rau 8-10 lub lis piam
Lub sijhawm ua haujlwm ntawm ib sab ntawm lub rooj zaum raug txo los ntawm 40%
Biomechanical optimization
Kev sib txhuam yog txo los ntawm 60-70%
Ntau nyob rau hauv txoj kab nrog physiological txav
Tus nqi resorption ntawm cov hauv paus hniav tau txo los ntawm 35%
Txhim kho kev paub ntawm tus neeg mob
Thaum pib hnav lub sijhawm hloov pauv ≤ 3 hnub
Mucosal irritation txo los ntawm 80%
Qhov nyuaj ntawm kev ntxuav qhov ncauj raug txo qis
4. Cov Kev Cai Xaiv Kev Kho Mob
Case adaptation suggestion
Rapid palatal expansion nyob rau hauv cov tub ntxhais hluas: Kev pom zoo rau cov kab mob passive
Kev kho kom zoo rau cov neeg laus: xaiv cov khoom nquag
Kev kho cov pob txha deformities: Xav txog kev tsim hybrid
Archwire compatibility tswvyim
Pib theem: 0.014 ″ thermally qhib nickel-titanium hlau
Nruab nrab theem: 0.018 × 0.025 ″ stainless hlau xaim
Tom qab theem: 0.019 × 0.025 "TMA hlau
Cov ntsiab lus tseem ceeb ntawm kev tswj xyuas kev taug qab
Txheeb xyuas qhov xwm txheej ntawm lub xauv mechanism
Soj ntsuam qhov kev tiv thaiv ntawm lub archwire
Saib xyuas cov kab mob ntawm cov hniav txav
Los ntawm kev siv thev naus laus zis tsis tu ncua, tus kheej-ligating hlau brackets tau hloov kho tus qauv qauv ntawm kev kho hniav kho hniav. Lawv kev koom ua ke ntawm kev ua tau zoo thiab kev nplij siab ua rau lawv xaiv qhov tseem ceeb hauv kev kho hniav niaj hnub. Nrog rau kev sib sib zog nqus ntawm kev txawj ntse thiab cov thev naus laus zis, cov thev naus laus zis no yuav txuas ntxiv ua tus tsim kho tshiab ntawm cov qauv kho hniav.
Post lub sij hawm: Lub Xya hli ntuj-18-2025