1. Kev txhais lus thiab kev faib tawm ntawm cov khoom
Cov saw hlau orthodontic yog cov khoom siv elastic txuas ntxiv ua los ntawm cov roj hmab kho mob lossis roj hmab hluavtaws. Raws li tus qauv thoob ntiaj teb ISO 21607, lawv tuaj yeem muab faib ua peb pawg:
1. Kev faib tawm raws li qhov loj me: 9 tus qauv qhia txij li 1/8″ txog 5/16″
2. Muab qib raws li lub zog: sib dua (3.5oz), nruab nrab (4.5oz), muaj zog (6oz)
3. Faib raws li cov qauv: hom kaw (O-hom), hom qhib (C-hom), thiab hom hloov maj mam
2. Lub hauv paus ntsiab lus ntawm kev ua haujlwm kho tshuab
Cov yam ntxwv ntawm kev txo kev ntxhov siab: Tus nqi zog poob qis 15-20% tom qab 24 teev siv
Cov kab nkhaus tensile-force: kev sib raug zoo tsis linear (hloov kho Hooke txoj cai qauv)
Kev rhiab heev ntawm qhov kub thiab txias: kev hloov pauv ntawm lub zog ntawm ± 10% hauv qhov chaw ib puag ncig ntawm qhov ncauj
3. Txoj kev xaiv kho mob
Kev kho kom zoo ntawm thaj chaw hniav pem hauv ntej
Qhov loj me uas pom zoo: 1/8″-3/16″
Qhov Zoo: Kev tswj hwm qhov kev taw qhia ntawm kev txav mus los (nrog qhov tseeb ntawm 0.1 hli)
Case: Kev kho qhov Torque ntawm lub hauv paus incisor
Kev tswj qhov chaw rho tawm
Qhov kev xaiv zoo tshaj plaws: 3/16″-1/4″ hom kaw
Cov yam ntxwv ntawm lub tshuab: lub zog sib txuas tas mus li (80-120g)
Cov Ntaub Ntawv: Qhov nruab nrab, qhov sib txawv 1.5-2 hli raug kaw txhua hli
Kev kho qhov kev sib raug zoo ntawm cov ntiv tes thiab cov ntiv taw
Qib II traction: 1/4″ (lub puab tsaig sab saud 3 → lub puab tsaig sab qis 6)
Qib III traction: 5/16″ (lub puab tsaig sab saud 6 → lub puab tsaig sab qis 3)
Lus Cim: Nws yuav tsum tau siv ua ke nrog lub phaj qhia tiaj tiaj
4. Cov qauv ua haujlwm tshwj xeeb
Cov saw hlau ntawm lub zog gradient
150g rau sab pem hauv ntej / 80g rau sab nraub qaum
Daim Ntawv Thov: Kev txav hniav sib txawv
Cov Zoo: Tiv thaiv kev poob ntawm kev khi
Hom kev txheeb xyuas xim
Xim code ntawm qib qhov muaj zog (xiav - sib dua / liab - hnyav)
Tus nqi kho mob: kev paub txog yam tsis paub
Kev ua raws li cov neeg mob tau nce ntxiv 30%
Cov qauv txheej txheem tiv thaiv kab mob
Cov tshuaj me me uas muaj Chlorhexidine
Txo qhov tshwm sim ntawm tus kab mob gingivitis
Nws yog tshwj xeeb tshaj yog rau cov neeg mob uas muaj kab mob periodontal
5. Cov Lus Ceeb Toom Rau Kev Siv
Kev Tswj Xyuas Tshuab
Tsis txhob ncab ntau dhau (≤300% ntawm qhov txwv)
Yuav tsum hnav cov khoom siv rub mus rau sab nraud ntawm lub cev rau ≥20 teev hauv ib hnub
Kev ntsuas tus nqi zog tsis tu ncua (kev kho qhov ntsuas ntawm dynamometer)
Kev saib xyuas kev huv huv
Tshem lub hau tiv thaiv cov av thaum noj mov
Kev tua kab mob txhua hnub nrog cov phuam cawv
Tsis txhob kov cov roj tseem ceeb
Kev tiv thaiv cov teeb meem
Kev tsis xis nyob ntawm cov pob qij txha Temporomandibular (qhov tshwm sim ntawm 8%)
Kev loj hlob ntawm cov pos hniav hauv thaj chaw (qhov tshwm sim ntawm 5%)
Kev pheej hmoo ntawm kev puas tsuaj ntawm cov hauv paus hniav (kev saib xyuas nrog CBCT)
6. Kev tsim cov thev naus laus zis tshiab
Kev txawj ntse sensing saw
Ua-nyob rau hauv RFID zog tus nqi nti
Kev xa cov ntaub ntawv Bluetooth
Daim ntawv thov kev kho mob: Kev pab kho hniav tsis pom
Cov khoom lwj tau
Cov khoom siv Polycaprolactone
Nws yuav lwj tag hauv 4-6 lub lis piam
Cov txiaj ntsig zoo ntawm ib puag ncig
Kev siv tshuab luam ntawv 4D
Kev hloov kho tus nqi zog dynamic
Case: Kev kho mob orthodontic ua ntej phais orthognathic
Kev raug tseeb tau zoo dua 40%
Tus elaatic, ua "lus tshuab" ntawm cov kws kho hniav orthodontists, ncaj qha txiav txim siab qhov zoo ntawm kev txav hniav los ntawm nws qhov loj me. Los ntawm kev ua tiav qhov sib phim qhov loj me thiab siv cov thev naus laus zis niaj hnub saib xyuas digital, qhov ua tau zoo ntawm kev kho hniav orthodontic tuaj yeem nce ntxiv ntau dua 30%, thaum txo qhov kev pheej hmoo ntawm cov teeb meem. Yav tom ntej, nrog rau kev siv cov khoom siv ntse, cov cuab yeej classic no yuav txuas ntxiv mus kom muaj zog tshiab.
Lub sijhawm tshaj tawm: Lub Xya Hli-25-2025