Cov hniav ntawm cov hniav yog cov txheej txheem kho kom rov qab los ntawm cov hniav uas tau ploj lawm nrog kev pab los ntawm cov yas thiab cov hniav, uas muaj cov duab ntawm cov hlau thiab cov txau ntawm ceramic. Nyob rau hauv daim ntawv, no orthopedic lub hauv paus repeats tus hniav uas tau muab nres hauv qab lub yas. Thov cov kab xev rau kev kho hniav ntawm txhua qhov chaw ua haujlwm.
Qhov zoo ntawm cov kab ntsig
Ib qho ntawm cov txiaj ntsim ntawm cov kab mob yog qhov palesto palette ntawm coatings. Qhov no ua rau koj yooj yim xaiv qhov ntxoov ntxoo thiab cov qauv ntawm cov txheej txheem sib li ntawd kom lawv ua tib zoo qog cov hniav. Qhov teeb meem tshwm sim tsuas yog thaum cov kab hluavtaws raug muab tso rau ntawm ob sab plhu pem hauv ntej: ib qho tsaus nti ntawm lawv tuaj yeem pom, thiab nws zoo nkaus li dab tuag heev.
Lwm yam kev zoo ntawm cov kev sib raug zoo yog tias lawv:
- thaum lub sij hawm tag nrho cov kev pab cuam lawv lub neej tsis tig daj thiab tsis hlob npub, raws li lawv tsis nqus xim lossis lwm yam;
- tsis txhob ua rau tsis haum cov tshuaj tiv thaiv thiab tsis kam;
- muaj zog zoo heev.
Yuav ua li cas yog cov kab laum ntsia?
Cov kws kho hniav ntawm cov hniav muaj tshwm sim hauv ntau theem. Ua ntej ua ntej, tus neeg mob yuav tsum mus kuaj mob txhua hnub thiab kho ntau yam kev raug mob. Tom qab ntawd, cov hniav yog npaj rau cov hluavtaws nrog cov kab laum:
- lub paj raug tshem tawm;
- enamel yog rubbed tawm;
- tshem tau tawm.
Hauv kev sim rau casting, tshwj xeeb orthopedic muab kev tsim. Nyob rau lub sij hawm no, tus neeg mob ua rau cov yas ib ntus ntawm cov yas, uas yuav tiv thaiv cov hniav los ntawm kev txhoj puab heev ntawm qhov ncauj.
Cov teeb meem tom qab cov hniav ntawm cov hniav nrog cov kab mob tsis tuaj yeem tshwm sim. Tsis pub dhau ib hnub koj tuaj yeem txhuam koj cov hniav hauv kev li ib txwm, noj tej zaub mov thiab haus dej haus ntau yam. Yog hais tias muaj kev xav tias tus hniav ncaj nraim nyob rau hauv cov kab mob kev nkeeg, koj yuav tsum mus ntsib kws kho mob sai li sai tau. Qhov no qhia tau hais tias txoj kev loj hlob ntawm cov kabmob .