Ncaj veneers

Nws yog tsis muaj daim card uas zoo nkauj dawb cov hniav luag yog ib tug ntawm cov tseem ceeb tshaj plaws Cheebtsam ntawm ib tug txaus nyiam cov duab. Tej niaj hnub tus txiv neej uas xav kom ua tau zoo, yuav tsum siv zog los mus ua kom lawv cov tsos ntau respectable thiab zoo nkauj. Txawm li cas los, tsis yog txhua txhua xwm tau txais vaj txiaj ntsim ncaj thiab noj qab nyob zoo cov hniav, uas muab ib tug ntau ntawm cov txaav thiab feem ntau qhov ua rau ntawm nws tus kheej-tsis ntseeg.

Txawm li cas los, tsis ntev los no kev kho aesthetic kho hniav tso cai rau xwb ib tug luv luv lub sij hawm thiab ib tus nqi tsim nyog mus cuag heev impressive tau. Nrog hais txog lub hav zoov niaj hnub no ntawm restoration hom kev kawm, yog ib lub zoo tshaj plaws yog vinirovanie. Qhov no txoj kev yog teem rau puas los yog raug mob hniav txojkev kom hniav zoo nkauj inserts uas tso cai rau koj mus nkaum tag nrho cov uas twb muaj lawm shortcomings. Ntxiv mus, veneers yuav rov qab kho cov zoo thiab cov xim ntawm cov hniav, thiab kuj yuav tiv thaiv kom txhob puas tsuaj rau, los yog tom ntej kev puas tsuaj ntawm ib tug tsis muaj zog txaus los yog puas enamel.

Nyob ntawm seb cov ntaub ntawv los siv thiab indications rau installation, tus txheej txheem yuav nqa tawm ncaj qha thiab tsis ncaj. Nrog kev hwm rau lub indirect txoj kev, nyob rau hauv cov ntaub ntawv no, lub veneers thiab yim mus dov ntiv tes neeg mob hniav yog tsim nyob rau hauv cov kev kho hniav kuaj nrog tshwj xeeb khoom. Qhov ncaj txoj kev yuav txo txoj kev lub sij hawm ncej kom ib tug mus ntsib mus rau tus kws kho hniav.

Qhov no txoj kev yuav tsum tau kho tshiab ntawm kev noj qab nyob zoo thiab muaj zog cov hniav thiab yog thov mus rau qhov chaw ntawm lub preformed kho hniav txha hniav laus ntawm ob peb khaubncaws sab nraud povtseg ntawm puas khoom. Direct veneers yuav tshem tawm tsis xws luag uas twb muaj lawm cov hniav, nyob rau hauv particular chips los yog tej kab nrib pleb, thiab kuj nkaum muaj hloov xim enamel.

Cov txheej txheem no yog raws li nyob rau hauv lub cuab yeej ntawm lub nplaum, cov kev siv uas tso cai rau kom tsim ib tug monolithic qauv uas muaj lub Cheebtsam ntawm lub restoration thiab cov hniav. Qhov no saib kuas ib tug txawm muab faib rau masticatory load, uas muaj ib tug zoo ntxim rau cov thiav ntawm cov kev tshwm sim.

Thaum lub sij hawm installation direct veneers siv ntaub ntawv muaj ib tug high degree ntawm elasticity. Qhov no tej khoom vaj tse muaj deformation restoration cheebtsam hauv occluded neeg mob ua ke nrog tej yam ntuj tso cov hniav. Nws yog kiag li tsis ntxhov kho txia, thiab tsis tshwm sim nruab nrab ntawm cov bundles txojkev insert thiab puag.

Lub ntsiab disadvantage ntawm qhov ncaj txoj kev yog ib tug siab tau zuj zus qhov rhiab heev, uas yog txuam nrog shrinkage ntawm cov khoom siv, cov neeg kawm ntawv uas yog hais txog 3%. Qhov yuav tsum tau tuab ntawm lub veneers nyiaj tso ncaj rau lub xeev thiab lub luaj li cov hniav, lub xub ntiag ntawm cov quav hniav thiab txha hniav laus xim ntxoov ntxoo. Thiaj li, qhov yuav tsum tau rau thiab cov kev npaj qhov tob ntawm ib qho nyuaj hniav nqaij yog xam nyob rau hauv txhua rooj plaub zuj zus.

Direct veneers yog ntsia tau rau hauv ob peb ua sawv tshaj ib tug tshaj plaws ntawm ob mus ntsib mus rau tus kws kho mob. Chiv, tus kws kho hniav tshem tawm cov quav hniav thiab cov pob zeb, tom qab uas lub xaiv xim ntxoov ntxoo ntawm ib tug puas khoom. Tom ntej no, txum tim rov qab hniav npaj yog nqa tawm, acid etching kho hniav txha hniav laus thiab ua ntawv thov cov nplaum khoom. Tom qab koj xaiv cov khoom rau txoj kev ua cladding vinirovaniya nqa inserts. Cov theem kawg ntawm lub txheej txheem yog lub xov thiab polishing ntawm txum tim rov qab cov hniav.