Cov Kev Zoo Tshiab Ntawm Emax Crowns & choj
Dec 30, 2018| 
Cov Kev Zoo Tshiab Ntawm Emax Crowns & choj
Nyob rau hauv cov tsev neeg nrawm nrawm ntawm kev kho tsev kho hniav thiab cov choj, tau tawm los ntawm kev sib txuas ua ke nrog kev ntseeg tau zoo nkauj nrog kev ntseeg tau zoo nkauj nrog cov neeg kho tshuab reliability {}}
Hauv qab no yog cov kev tsom xam dav dav ntawm kev ua haujlwm nraus, thiab cov ntaub ntawv sib luag ntawm cov ntaub ntawv pov thawj ntawm scift thiab kev sib piv ntawm cov ntaub ntawv tshawb fawb thiab kev tshawb fawb ntawm kev tshawb fawb.
{{0 {}} zoo dua AesTheCetics: Mimicking Xwm Los Ntawm Cov Khoom Kev Tshawb Fawb
Lithium disilicate cov khoom tsim kho kho qhov muag ua kom pom tseeb tias cov kab mob pom ntawm cov hniav ntuj nrog tsis muaj qhov tseeb .
✅ Cov Kev Pab Cuam Tshuam Qhov Siv Tau Zoo:
Plaub qib translucency (HT, lt, mt, st) yoog rau tus kheej xav tau .
Teeb pauv kev hloov pauv:
Ht (siab translucency):~ 45% - zoo li txha hniav laus
LT (QUB LICER):~ 32% - Mimics Hniav
Of Cov Txiaj Ntsig:
Raws liThoob Ntiaj Teb Phau Ntawv Txog Kev Kho Hniav Kws Kho Mob, 92% ntawm cov neeg mob tsis tuaj yeem paub qhov txawv Emax yas los ntawm cov hniav hniav nyob rau hauv cov teeb pom kev zoo {}}
🎨 Aesthetic Versatility:
Nyias txheej (0 {. 1-0.3 mm) txhawb nqa qhov tsis zoo ntawm haros thiab cov hniav txha hniav sib txuas.
Zoo meej rau kev kho sab nrauv uas lub teeb domusion thiab tob yog qhov tseem ceeb .
{{02.} Enhanced mechanical zog: resilient tseem ua kom zoo nkauj
📐 FLINE FLYST:
360-400 MPa - Yuav luag peb npaug ntawm Feldspathic Porcelain (120-150 MPA)
Mus txog Zirconia nyob rau hauv lub zog, ua rau kev siv nyob rau hauv cov kabmob chaw
💡 Clipical Durability:
{{05-} xyoo muaj sia nyob rau ib lub crowns: 98.7% (Academy ntawm Biomaterials)
Txhawb cov posterior rayorations li 400n tom quab yuam
Hnav Kuj: 12-15 μm / xyoo, zoo ib yam li cov txha hniav laus
{{0 {}}} Veltatile Qhia: Ntiav Cov Khoom Siv Hluav Taws Xob
EMAX lub siab lub zog-rau-translulucency piv yeem txo cov khoom noj kom tsawg, tom qab ntawd luv-span tooj liab choj {}}
✅ Siv cov xwm txheej:
Tsawg Tsawg Ntxiv Detes:
Yuav tsum tau tsuas 0.5 hli occllock chaw
Txo hniav txo los ntawm 40% (Phau ntawv Journal ntawm cov tswv lag luam)
Peb-chav txuas hniav sib txuas:
Haum los ntawm kev tshaj tawm txog qib thib ob premolar
{{010-} xyoo ua tiav tus nqi: 91%
Cog abretments:
Xovxwm-Fit Abrations ua tiav marginal haum tsawg dua los yog sib npaug rau 40 μm (kub qauv: tsawg dua lossis sib npaug nrog 50 μm)
Qhov zoo tagnrho rau Anterior Esthetics ntawm Kev Cog Lus
{{04. chaw Seev kom zoo: Ua haujlwm ua haujlwm
Cov kev pab cuam rau Lev:
Maasation yooj yim:
Kev sib raug zoo sib luag (30-40 MPA) nrog cov qauv cob qhia
Tsis xav tau MDP-muaj cov nplaum uas siv nyob hauv Zirconia
Ntau lawm tau ua haujlwm:
Poob-ciab nias txoj kev tso cai rau kev ua haujlwm
Txo lub sijhawm ntau lawm los ntawm 30% vs zirconia milling
Xim ruaj khov:
ΔE <2 after 1,000 thermal shock cycles
Kom ntseeg tau ntev ntev kev ua kom tau zoo (perceptible threshold: ΔE >3.5)
5. Cov Ntawv Thov Kev Kho Mob Matrix
| Daim Ntawv Thov Hom | Yuav Tsum Tau Ua | Kev vam meej tus nqi |
|---|---|---|
| Anterior ib crowns | 0.3 hli Lab siab txo | 98.7% (5- xyoo) |
| 3-}} unit unit itterior Txuas hniav | 0.5 hli occloal chaw | 94.2% (7- xyoo) |
| Tsawg tsawg kawg veneers | 0.2-0.5 Mm Hniav Txo | 96.5% (3- xyoo) |
| Cog abutments | 40 Degree Convergence Lub | 95.3% marginal zoo |
| Posterior onlays | 1.5 hli occlalal thickness | 92.1% (5- xyoo) |
6. Kev Sib piv Kev Ua Tau Zoo: Vim li cas thiaj xaiv Emax?
| Piv rau | Ib qho Tseem Ceeb Emax Zoo |
|---|---|
| Pfm (hlau-ceramic) | Tsis muaj dub npoo; 97% cov neeg mob siab muaj kev txaus siab vs . 78% rau pfm |
| Zirconia | 30% translucency; Qhov zoo tagnrho rau Anterior Esthaetics |
| Feldspathic Porcelain | 3 × muaj zog dua; Chipping kev pheej hmoo txo los ntawm 25% → 5% (10- xyoo) |
Txoj kev xaiv xaiv yaam rau Aesthetic-Drive Callistry
Emax crowns thiab choj muaj kev sib txig muaj zog ntawm kev zoo nkauj, thiab muaj txiaj ntsig zoo {{} {
Raws li kev kho hniav txuas ntxiv mus hloov kev ua kom zoo nkauj thiab ua kom muaj kev zoo nkauj ntxiv, engining cov qauv ntawm niaj hnub prosthadontics.






