Prosthetics yog ib ceg tseem ceeb ntawm kev kho hniav. Txog niaj hnub no, ib feem me me ntawm cov pejxeem muaj kev noj qab haus huv zoo los ntawm qhov xwm txheej. Qhov no kuj siv tau rau cov teeb meem hniav. Yog li ntawd, yuav luag txhua tus neeg ntawm ib lub hnub nyoog hloov mus rau prosthetist. Thiab txhua tus neeg koom siab hais tias lub sijhawm tsis txaus siab tshaj plaws hauv cov txheej txheem no yog taug kev nrog cov hniav tig, tos rau kev tsim cov khoom siv mus tas li.
Tam sim no cov kws kho hniav muab kev pabcuam rau lawv cov neeg mob zoo dua. Cov yas ib ntus yuav tso cai rau koj kom muaj kev ntseeg siab hauv txhua qhov xwm txheej. Thiab cov neeg mob ntawm prosthetists tsis tas yuav npog lawv lub qhov ncauj nrog ib lub phuam los zais qhov tsis xws luag hauv cov hniav.
Qhov no yog dab tsi?
Cov yas ib ntus yog cov qauv orthopedic uas tau teeb tsa thaum tsim cov khoom siv tas mus li. Cov khoom no ua haujlwm zoo heev. Lawv tso cai rau ib tug neeg kom yooj yim ciaj sia lub sij hawm ntawm prosthetics. Tus neeg mob muaj lub sijhawm los zom zaub mov thiab muaj kev ntseeg siab vim qhov tseeb tias qhov zoo nkauj ntawm lub luag nyav tseem nyob ntawm qhov zoo tshaj plaws. Tseem muaj ob peb lwm yam zoo uas cov kws txawj tham txog. Peb yuav tham txog qhov no kom ntxaws ntxiv nyob rau hauv ntu ntu ntawm kab lus.
Cov khoom siv yas ib ntus
Hnub no, muaj ob txoj hauv kev rau kev tsim cov khoom siv ib ntus. Lawv tuaj yeem ua tau hauv chav kuaj, ib yam li cov yas yas. Thiab tus kws kho mob ua rau lawv nyob rau hauv nws lub chaw ua hauj lwm, txoj cai nyob rau hauv tus neeg mob lub qhov ncauj. Rau qhov no, cov khoom siv tshwj xeeb sib xyaw thiab yas yog siv. Tag nrho cov no muaj kev nyab xeeb thiab hypoallergenic.
Laboratory version ntawm tus prosthesis
Cov kaus mom ib ntus tau ua hauv chav kuaj hauv ib hnub. Ua ntej tig tus hniav, tus kws kho mob tshwj xeeb ua ib lub plaster cam khwb cia. Tom qab ntawd nws raug xa mus rau chav kuaj. Nyob ntawd, ib tug kws kho hniav ua ib lub kaus mom. Cov khoom yog polished, kho rau tus neeg mob tom thiab ntsia rau ntawm cov cement tshwj xeeb. Cov cuab yeej fixation tso cai rau tus kws kho mob kom yooj yim tshem tawm cov prosthesis thaum tsim nyog. Raws li peb tuaj yeem pom, cov hniav ib ntus rau cov hniav tau ua sai heev, tab sis tib lub sijhawm lawv ua kom nws tuaj yeem nqa cov khoom zoo tshaj plaws.
Composite hniav cuav
qhov kev xaiv no tseem nrawm dua li txoj kev uas peb tau tham ua ntej. Nws yuav siv li 20 feeb. Raws li nyob rau hauv thawj rooj plaub, tus kws kho mob ua ib tug plaster cam khwb cia. Tom qab ntawd cov hniav yog grinded. Tom qab cov txheej txheem tiav lawm, tus kws kho mob muab cov khoom sib xyaw tshwj xeeb rau hauv cov cam khwb cia yav dhau los. Tag nrho cov no yog muab tso rau ntawm ib tug tig hniav. Thaum sib tov hardens, tus kws kho mob tshem tawm cov pwm. Tom qab ntawd, ob peb feeb, nws grinds thiab kho cov yas ib ntus. Cov khoom no tseem raug ntsia rau ntawm cov cement ib ntus.
qhov zoo ntawm cov khoom siv ib ntus
Kev txhim kho ntawm cov yas ib ntus, ntxiv rau qhov zoo nkauj, muaj ntau yam zoo. Cov yam no tso cai rau tus kws kho mob kom ua tau zoo dua prosthetics, kho tus neeg mob lub luag haujlwm ploj ntau li ntau tau.
1. Cov qauv tsim ua kom muaj peev xwm tiv thaiv qhov mob ntawm cov hniav tig. Yog tias cov hlab ntsha tsis raug tshem tawm, tus neeg mob yuav hnov mob hnyav rau qhov hloov pauv kub, qab zib lossis qab ntsev, vim tias cov txheej txheem tiv thaiv ntawm enamel raug tshem tawm.
2. Cov yas ib ntus ua ib qho thaiv kev nkag mus ntawm microbes rau hauv cov ntaub so ntswg ntawm cov hniav tig. Yog tias lawv tsis tau nruab, cov hlab ntsha tuaj yeem kis tau. Hmoov tsis zoo, qhov mob yuav ua rau nws tus kheej hnov tom qab kev teeb tsa ntawm lub prosthesis mus tas li.
3. Cov qauv tsim tiv thaiv qhov kev hloov pauv ntawm cov chaw kho hniav tig. Nws hloov tawm tias cov txheej txheem no kuj tshwm sim. Nws ua lub luag haujlwm tsis zoo, vim nws ua txhaum kev ncaj ncees ntawm tus qauv ntxiv.
4. Cov yas ib ntus tseem raug ntsia kom tiv thaiv cov pos hniav puas. Nyob rau tib lub sij hawm, lawv pab kom raug tsim nws ntug. Qhov tseem ceeb no yog ib qho tseem ceeb hauv cov khoom siv prosthetics.
Thiab peb tuaj yeem hais li cas txog kev muaj peev xwm luag nyav yam tsis txaj muag? Feem ntau, rau ntau tus neeg mob, sab kev kho mob ntawm qhov teeb meem feem ntau tsis meej meej, tab sis sab zoo nkauj yog qhov tseem ceeb hauv kev txiav txim siab siv cov qauv hauv nqe lus nug.lub sij hawm prosthetics.
Kev Tiv Thaiv
Tam sim no nws yog lub sijhawm los tham txog qhov tseeb tias lub kaus mom ib ntus (saib daim duab hauv qab) yuav tsum tau ua tib zoo kho. Txij li thaum siv ib ntus kho tus neeg sawv cev, raws li, nws tsis muaj zog adhesion. Yog li ntawd, tus kws kho mob ib txwm sab laj tus neeg mob tom qab kev txhim kho cov prosthesis.
Nws yog hais txog tsis nibbling lossis zom zaub mov nyuaj dhau. Nws yog ib qho tsim nyog yuav tau sim rov faib cov load ntawm sab nraud ntawm lub puab tsaig. Cov kev ceev faj zoo li no yuav pab kom tsis txhob muaj kev xav tsis thoob.
Txhawm rau ua cov txheej txheem tu cev thaum hnav cov qauv ib ntus tsis yog ua tau xwb, tab sis kuj tsim nyog. Txhuam thiab txhuam koj cov hniav yuav tsis ua mob rau lawv. Tib lub ntsiab lus: koj yuav tsum sim ua txhua yam kom zoo. Tsis txhob siv cov txhuam hniav hluav taws xob hauv lub sijhawm no.
Tsis tas li, kws kho hniav hais tias kev siv cov tshuaj txhuam hniav yuav tsum tau ua tshwj xeeb. Nws tuaj yeem tso rau hauv qhov qhib qhib. Txawm li cas los xij, nws yuav tsum raug tshem tawm los ntawm kev ncab cov npoo kab rov tav.
Kev tshuaj xyuas
Prosthetists hais tias cov qauv tsim hauv nqe lus nug tso cai rau lawv ua lawv txoj haujlwm zoo dua. Ib qho tseem ceeb ntawm qhov teeb meem no yog tias tus neeg mob tseem sau txog kev nplij siab ntawm tus txheej txheem. Xws li cov ntsiab lus zoo li tsis tseem ceeb raws li lub kaus mom ib ntus coj tsuas yog qhov zoo rau cov khoom siv tes ua.
Cov kws tshaj lij qee zaum piav qhia txog cov xwm txheej uastus neeg mob qhov kev tsim kho ib ntus ya tawm. Lawv pom zoo kom koj hu rau koj tus kws kho mob tam sim ntawd kom rov qab cementing. Txawm hais tias tsis tuaj yeem mus ntsib kws kho hniav sai, nws yuav tsum tau txais kev sab laj hauv xov tooj. Raws li txoj cai, tus kws kho mob tuaj yeem pom zoo kom muab cov yas tso rau hauv. Nws tseem yuav tsum tau hnav nws kom cov hniav tig tsis txav. Thiab nws tuaj yeem tshwm sim sai heev. Tsis tas li ntawd, cov khoom yuav tiv thaiv cov hlab ntsha los ntawm irritants, thiab tus neeg mob ntawm qhov mob.
Cov kaus mom yuav tsum muab tshem tawm tsuas yog pw tsaug zog thiab noj mov xwb. Yog tsis muaj kev kho tus neeg sawv cev, nws tuaj yeem nqos tau, yog li tsis txhob pheej hmoo. Yog hais tias tus tsim tsis zaum zoo ntawm tus hniav, ces cov kws txawj pom zoo kom lubricating nws nrog tshuaj txhuam hniav los yog roj av jelly.
Kev Tiv Thaiv
Nyob rau hauv xaus, nws tseem yuav ntxiv tias yuav tsum tau ua tib zoo saib xyuas kev tiv thaiv kab mob ntawm qhov ncauj. Mus ntsib kws kho hniav qhov chaw ua haujlwm txhua rau lub hlis. Tsis txhob ncua sijhawm mus ntsib kws kho mob yog tias koj pom tias muaj kev puas tsuaj me ntsis rau kev ncaj ncees ntawm cov enamel. Lub sij hawm thov kev pab yuav tso cai rau koj khaws koj cov hniav hauv lawv daim ntawv qub kom ntev li ntev tau. Tom qab ntawd koj yuav tsis xav tau cov kev pabcuam ntawm tus kws kho hniav.
