Video: Dab tsi yog tofflemire siv rau?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Universal ( Tofflemire ) matrix system yog siv nyob rau hauv Class II restorations. Lub luag haujlwm tseem ceeb ntawm cov lej yog rov ua kom lub cev sib thooj sib luag thiab cov chaw sib cuag. Lub matrix muab tso rau kom zoo yuav tsum: Ua kom nruj tiv thaiv cov qauv hniav uas twb muaj lawm.
Cov tib neeg kuj nug, vim li cas cov pab pawg matrix siv hauv kev kho hniav?
A kho hniav matrix yog a band uas hloov kho rau ntawm cov hniav kom rov zoo, rov tsim nws cov kab sib dhos ntawm lub cev, hloov cov phab ntsa lossis phab ntsa uas ploj lawm thaum kho dua tshiab tau ua tiav, yog li hloov pauv kab noj hniav sib xyaw rau hauv kab noj hniav yooj yim kom rov kho tau yooj yim.
twg matrix system yog feem ntau siv nyob rau hauv kho hniav kho hniav? Cov feem ntau kis zoo matrix system rau xyoo yog Tofflemire, muaj xws li ib tug retainer, siv kom ruaj ntseg hlau bands circumferentially ib ncig ntawm cov hniav. Tsim nyob rau xyoo 1940, qhov kev npaj no ua haujlwm zoo tshaj plaws rau kev sib sau ua ke kho , tshwj xeeb tshaj yog Class IIs, vim hais tias cov khoom yog condensable.
Raws li txoj cai, kev kho hniav matrix system yog dab tsi?
Kev Kho Hniav Matrix Systems . Muaj ntau qhov sib txawv matrix hom suav nrog ntu matrix tshuab , matrix bands thiab lwm yam teeb tsa, tab sis lawv txhua tus tau tsim los tso rau nruab nrab ntawm hniav tau rov qab los thiab nyob ib sab hniav los pab tsim cov contour sab nraud ntawm cov khoom siv kho dua tshiab.
Lub hom phiaj ntawm cov txheej txheem matrix yog dab tsi?
Lub Universal (Tofflemire) matrix system tau siv hauv Kev Kho II Thawj muaj nuj nqi ntawm matrix yog rov kho lub cev sib thooj sib sib zog nqus thiab cov chaw sib cuag. Muab tso kom raug matrix yuav tsum: Ua nruj tiv thaiv cov qauv hniav uas twb muaj lawm. Tsim kom muaj lub ntsej muag anatomic contour.
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