Qawm qho hniav cuav: cov theem ntawm manufacturing thiab technology

Tam sim no, cov kev kho nyob rau hauv science muaj ntau ua ntej. Yuav kom kho congenital los yog kis tau tsis xws luag ntawm cov kev kho hniav system yog tam sim no tau nkaus. Thiab qhov no yuav ua tau tsis tau tsuas yog nyob rau hauv cov me nyuam tab sis kuj nyob rau hauv cov neeg laus. Sim kom to taub txog li cas yuav muab qawm qho hniav cuav, raug cov kauj ruam xws lug kuj xav txog.

Sij hawm qawm qho hniav cuav

Qhov no hom ntawm prosthesis muaj zoo heev zog, yog li no tsim yog siv dav nyob rau hauv kev kho hniav:

• Yuav kom tshem tawm cov kev kho hniav tsis xws luag nyob rau thaum xaus ntawm lub dentition.
• Rau cov kev kho mob ntawm pathologies ntawm sab ib feem.
• Raws li cov hniav yas thaum lub sij hawm cov kev hloov ntawm lub hauv pem hauv ntej txheej ntawm cov hniav.
• Prosthetic xav wobbly hniav.

Yog hais tias tus kws kho hniav rau orthopedic kev kho mob kom siv cov qawm qho prostheses rau attachments, ces tus no yuav ntau tshaj tag nrho cov koj xav tau. Tej lug yog tsis tsuas khaub-ncaws nyias, tab sis kuj zoo zoo, tsis suab txawv los ntawm tiag tiag hniav.

Yuav ua li cas yog lub qawm qho prosthesis?

Yog hais tias peb xav txog lub qawm qho prostheses (raug cov kauj ruam yuav tau piav tom qab), lawv yog arc muaj peb lub ntsiab qhov chaw:

1. Cam khwb cia ncej ua los ntawm check hlau.
2. Qog cov pos hniav yas puag.
3. Dag cov hniav uas txuas rau lub hauv paus.

Uas ua tau lub installation ntawm lub prosthesis, nws yog tsim nyog los muaj tsawg kawg yog ib ob peb ntawm nws cov hniav, ces tus tsim yuav securely fastened.

Hom clasp hniav cuav

Mus saib cov kev kuaj theem ntawm qhov siv thiab ua ib nrab hniav, koj yuav tsum paub uas hom muaj xws li lug. Cais lawv ntau zaus los ntawm cov qauv ntawm cov fastening nyob rau hauv lub qhov ncauj kab noj hniav.

1. Tsev fuabtais prosthesis rau attachments. Nrees tsau mus rau lub abutment hniav ntawm crowns thiab tshwj xeeb Microcastle uas yog kiag li tsis muaj neeg pom vim hais tias mounted ncaj qha mus rau hauv lub prosthesis. Qhov no yog zoo tagnrho thaum nws yuav tsum tau rov qab kho cov hniav kab nrog rau cov tsis ntawm ob peb cov hniav. Cov kauj ruam rau manufacturing ib nrab hniav rau attachments, peb yuav piav qhia txog nram qab no.
2. Klammerny. Lub prosthesis muaj klammernoe Mount thiab evenly muab lub load rau ntawm lub puab tsaig. Nws yog yooj yim siv, vim nws yog ib qho yooj yim mus rub tawm thiab muab tso rau hauv qhov chaw.
3. Telescopic. Hniav cuav rau telescopic crowns yog cov feem ntau kim heev. Ua hauj lwm rau lawv lawm yuav tsum tau siab precision thiab kev kho mob. Lub ntsiab ntsiab ntawm lub hauv paus prosthesis yog tapered thiab kho hniav yas nrog ib tug kab noj hniav sab hauv, zoo meej repeats puag daim ntawv. Ib tug puag, uas fits nyob rau hauv kev tsim qauv, yuav tsum ntsia los yog grinded hniav yas. Qhov no tsim muaj ib tug ruaj khov thiab ruaj ntseg haum.

Cov qib nyob rau hauv qhov siv thiab ua ib nrab hniav clasps tsawg npaum li cas ua hauj lwm rau-intensive. Lawv yog cov yooj yim mus ua tau, thiab lawv txuas los ntawm ib tug me me, tab sis muaj zog hooks rau cov uas twb muaj lawm cov hniav. Tab sis lub drawback ntawm no tsim yog hais tias thaum luag los yog hais lus hooks tej zaum yuav hnov li cas. Nws zoo ntau npaum li cas aesthetic prosthesis rau attachments. Qhov no me me cov xauv, tab sis lawv yog khov kho thiab securely tsau prosthesis rau lub abutment hniav.

Nyob rau hauv xyoo tsis ntev los, yog nkag mus rau hauv ua chaw nyob rau hauv lub tsim ntawm telescopic kho hniav crowns.

Cov kauj ruam rau manufacturing ib nrab hniav nrog latch-yuav tsum tau ntau zog ua hauj lwm uas yeej muaj feem xyuam rau lawv cov nqi.

Yuav ua li cas cov ntaub ntawv no yog ua los qawm qho prostheses

Tag nrho cov khoom prostheses yog manufactured siv ntaub ntawv sib txawv. Lub thav duab tej zaum yuav hlau los yog yas. Yog hais tias qhov uas tsis yog-metallic feem ntawm cov yas siv, ces tus hlau yog steel los yog alloys, e.g., chromium-cobalt los yog kub-platinum.

steel siv muaj ib tug drawback - lub oxide zaj duab xis yog tsim nyob rau hauv qhov chaw ntawm soldering. Qhov no qhia tau hais tias cov oxidation txheej txheem yog cov tshuaj lo nyob rau hauv lub qhov ncauj kab noj hniav. Vim li no, tam sim no tag nrho cov tsawg yuav siv steel qhov chaw, feem ntau, nyiam yog muab daim tov.

Yees rau muab ib nrab hniav

Txhua leej txhua tus yuav tsum tau, ntawm chav kawm, to taub hais tias ua xws li ib tug complex qauv yog tau tsuas yog nyob rau hauv cov kev kuaj. Ua li no, siv ib tug ntau yam ntawm txoj kev:

1. Lub casting qauv nrog qhov kev tshem tawm ntawm lub workpiece los ntawm cov ciab qauv. Qhov no technology yuav qhov kev tshem tawm ntawm lub ciab qauv nrog ib tug plaster qauv thiab nws cov ntim rau hauv lub refractory loj. Lub ciab yog muab tshem tawm, thiab hloov los ntawm cov kua hlau.
2. Lub casting ntawm lub prosthesis rau lub refractory qauv. Qhov no txoj kev muaj ib co zoo tshaj lub ua ntej, vim tsis muaj hlau shrinkage thiab cais tau ntawm modifying lub ciab preform ntawm thaum nws yog muab tshem tawm los ntawm cov qauv thiab yog tau ntim rau hauv ib lub refractory loj.

Peb xav txog nyob rau hauv ntau yam ntawm cov kauj ruam ntawm ua ib nrab hniav nyob rau hauv cov refractory qauv. Qhov no tus txheej txheem yog ib qho tseem ceeb heev kom tau ib tug zoo cov khoom.

Kev npaj ntawm ib tug tsim nyob rau hauv refractory qauv

Kuaj fabrication kauj ruam muaj xws li ib tug ib nrab hniav taw tes tseem ceeb - tswv yim. Ntawm kuj zoo kawg tseem ceeb rau lub casting ib nrab ntas (txhua yam yuav tsum tau raws nraim mus rau lub millimeter) plays tus thawj plaster qauv.

Yog hais tias lub prosthesis yog npaj rau cov refractory qauv, ces ua ob cam khwb cia neeg ua hauj lwm thiab ib tug ntxiv. Nyob rau hauv lub chaw ua khoom ntawm cov khoom cua nqua ib zaug nyob rau hauv ob lub puab tsaig plaub, piv txwv li ob rau txhua lub puab tsaig. Qhov no yog los xyuas kom meej tias ib tug qauv yuav siv tau rau qhov kev xam nrog tom ntej luam, thiab lwm yam ua hauj lwm pab raws li ib lub hauv paus rau qhov siv thiab ua ib tug menyuam, rau kev txiav txim lub occlusion zagipsovki thiab raug zaum kawg prosthesis.

Ntawm kuj zoo kawg tseem ceeb rau zoo tshaj ntawm cov prosthesis plays ib tug ua hauj lwm qauv, ces tus neeg yuav tsum tau khaws cia nyob rau hauv cov kev tswj ntawm tus soj ntsuam thiab kuaj theem ntawm qhov siv thiab ua qawm qho hniav cuav.

puab tsaig qauv yuav tsum raws li muaj zog, yog tsis raug puas, yog li tshwj xeeb yog amenable mus siab load ib feem ua los ntawm tuag pob zeb, hlau, maas los hlau.

Yog hais tias nyob rau hauv tus txheej txheem mus ntes tsis xws luag ntawm cov ua hauj lwm qauv, koj yuav tsum pwm rework.

Soj ntsuam theem ntawm kev siv thiab ua qawm qho hniav cuav

Thaum lub sij hawm prosthetic soj ntsuam theem ntawm ntau yam:

1. Tus thawj theem pib nrog cov kev soj ntsuam ntawm tus neeg mob, tham nrog lawv, ib tug muaj tseeb mob, xaiv ntawm tactics ntawm kev kho mob ntawm ib tug pathology. Tsis tas li ntawd, tus kws kho mob yuav tshem tawm cov pwm ua diagnostic thiab kev pab txhawb nqa qauv.
2. Cov kauj ruam thib ob yog tus soj ntsuam ntsiab txhais ntawm lub occlusion ntawm lub puab tsaig, lub diagnostic qauv nyob rau hauv kev saib xyuas parallelometer, whereupon nws yog thov kom muaj ib lub hauv paus ntawm lub neej yav tom ntej hniav duab. Nws yog ib qho tseem ceeb los npaj lub abutment hniav kom tau lub tshaj plaws yog cam khwb cia rau hauv lub prosthesis fabrication.
3. Nyob rau hauv lub kauj ruam tom ntej, ntawm lub diagnostic qauv yog thov mus rau lub ciam kab thiab yog nqus ib nrab ntas siv parallelometer rau cov ua hauj lwm qauv.
4. Nyob rau hauv lub plaub kauj ruam tus soj ntsuam cov neeg ntawm haum ntawm cov hlau ncej nyob rau hauv lub qhov ncauj kab noj hniav. Nws yog tsim nyog them sai sai mus rau lub ncej tsis muaj ntse hau thiab tsis xws luag. Eeb-zoo li tus puag thiab lub arc yuav tsum tsis txhob tuaj mus rau hauv kev sib cuag nrog lub qhov ncauj mucosa. Nruj nreem clasps yuav tsum kov lub abutment hniav. Tus kws kho mob zoo zoo thiab txiav txim seb puas muaj ib tug nqi koj tshuav ntawm lub prosthesis, thiab yog hais tias tsim nyog, tshem tawm superkontakty ntawm lub cev pob txha thiab cov hniav-antagonists. Tsis tas li ntawd, nyob rau ntawm no theem, muaj ib tug xaiv ntawm cov khoom cua cov hniav.
5. Cov nram qab no tsim pov thawj. Nws yuav tsum tau xyuas kom muaj hais tias cov kev soj ntsuam thiab kuaj ib nrab hniav raug cov kauj ruam uas tau ntsib, thiab nws muaj raws li qhov uas yuav tsum tau ob leeg nyob rau hauv tus qauv thiab nyob rau hauv tus neeg mob lub qhov ncauj.
6. Qhov kawg kauj ruam yog los xyuas kom meej tias cov prosthesis yog thov mus rau lub qhov ncauj kab noj hniav, mus saib tshuav nyiaj li cas. Tus kws kho mob muab cov kev tsim nyog pom zoo rau tus tsim ntawm kev saib xyuas.

Tag nrho cov theem ntawm manufacturing ib nrab hniav nrog xauv los yog clasps yog yuav tsum tau. Tib txoj kev kom tau ib tug qauv thiab txhim khu kev qha tsim.

Theem prosthetic laboratory

Qawm qho hniav cuav raug cov kauj ruam tseem lab, uas yog dab tsi ua ub no yog nqa tawm nyob rau hauv lawv ntev:

1. Nyob rau hauv thawj kauj ruam lub casting thiab koom haum pab diagnostic qauv. Qhuav ntawm ciab nrog bases occlusal chais.
2. Qhov no yog ua raws li los ntawm zus tau tej cov ib tug ua hauj lwm qauv.
3. Muab kev cob qhia rau Individuals. No qhov chaw, uas yuav tsum tsis txhob tuaj mus rau hauv kev sib cuag nrog lub qhov ncauj mucosa, lub insulating phaj ua los ntawm ciab, thiab tag nrho cov voids yog lawm ua tus sau nrog ciab. Ntxiv consolidation yog nqa tawm nyob rau hauv ib tug tshwj xeeb cov qauv ntawm tes rau Individuals. Nyob rau hauv nws yog muab tso rau ib tug rhuab loj thiab txias mus rau solidification. Tus qauv no ces muab tshem tawm thiab ua refractory loj yog poured zoo. Qhov npaj qauv freed los ntawm duplicate loj yog qhuav thiab pleev xim rau nrog ib qho ncej yav tom ntej prosthesis. Ntxiv tu tub tu kiv ciab qauv thiab hloov nws nrog hlau.
4. Nyob rau hauv lub kauj ruam tom ntej lub zagipsovku ua hauj lwm thiab txhawb cov qauv nyob rau hauv lub articulator thiab ua rau cov kawm tuab si lug ntawm lub dag kho hniav ciab raws li prosthesis.
5. Thaum kawg theem, hloov cov ciab rau ntawm lub yas puag. Tsis tas li ntawd nyob rau thaum xaus ntawm ib tug polishing thiab kev sib tsoo prosthesis.

Nyob rau qhov no peb yuav hais tsis xav hais tias cov qawm qho prosthesis fabrication kauj ruam tag nrho cov dhau thiab npaj txhij rau nruab.

Indications thiab contraindications

Yog hais tias koj yuav tsis muab tso rau ntawm tus choj, tus kws kho mob qhia tus neeg mob rau clasp prostheses los kho lub defect. Feem ntau, qhov no yuav tsis tau zam, yog hais tias tsis muaj ob peb cov hniav nyob rau hauv ib tug kab thiab khaws cia kev coj tus kheej nyob rau ib sab xwb. Qawm qho hniav cuav yuav kuj yuav tsum tau nyob rau hauv cov nram no mob:

• Yog hais tias muaj yog tsis muaj hniav.
• Muaj yog ib tug kho raws nyob rau hauv lub dentition.
• Tsis sab hniav.
• Tus neeg mob muaj ib tug sib sib zog nqus tom.
• Bruxism kuj yog ib qho hais rau kev siv ntawm tej prostheses.
• Ncig kab mob.

Nyob rau hauv tas li ntawd mus rau lub indications rau lawv siv, koj yuav xaiv tau lub categorical kev txwv ntawm kev siv ntawm qawm qho hniav cuav:

• Yog hais tias koj yog tsis haum rau tus hlau qauv.
• Tsis hniav, yog li ntawd koj yuav tau cia siab rau lawv.
• Lub hauv qab ntawm lub qis lub puab tsaig muaj tsis txaus tob.
• Qhov seem hniav muaj ib tug uas tsis muaj lub crown ib feem.
• Cov ntsiab lus ntawm qab zib nyob rau hauv cov ntshav yog ib yam nkaus thiab txhawb.
• Muaj mob cancer.
• Pathology ntawm cov hlab plawv system.
• Inflammatory dab nyob rau hauv lub qhov ncauj kab noj hniav.
• Kab mob ntawm cov pa system.

Zoo thiab tsis zoo ntawm cov qawm qho hniav cuav

Txawm tsim los siv nyob rau hauv cov khoom cuav, tag nrho lawv muaj lawv pros thiab cons. Tib yam siv rau clasp hniav cuav. Ntawm no yog cov zoo lawv muaj:

• Compact thiab khaub-ncaws nyias.
• Zoo tsau nyob rau hauv lub qhov ncauj kab noj hniav.
• Puas faib thaum lub sij hawm zom siab rau lub puab tsaig.
• Yog hais tias lub prosthesis yog tsau mus rau lub sab sauv lub puab tsaig, lub ntuj yog tsis cuam tshuam, uas tsis ua rau muaj kev cuam tshuam ntawm pronunciations thiab deformation saj.
• Zoo kawg nkaus suited rau cov kev kho mob ntawm tus kab mob ncig.
• Tejzaum kev pab kho mob.
• Long-term siv.

Muaj qawm qho hniav cuav thiab minuses:

• Ib txhia neeg yuav ua tau tsis haum rau tus hlau qauv.
• Peb yuav tau siv tau rau nws ib tug ntev lub sij hawm.
• Yuav kom muab tso rau lawv, koj yuav tsum muaj tsawg kawg yog ib ob peb ntawm lawv cov hniav.
• Maj mam kho hniav pob txha Atrophy.
• Lawv nqi yog ntau dua thaum muab piv nrog phaj los yog cov txuas hniav.

Ntawm cov hoob kawm, qhov zoo ntawm cov qauv no nyob rau hauv cov khoom cuav ntau npaum li cas, tab sis ua ntej lub installation yuav tseem yuav tau luj qhov pros thiab cons.

Yuav ua li cas yuav tu qawm qho hniav cuav?

Sib lawv liag soj ntsuam kuaj cov kauj ruam rau manufacturing ib tug hniav qawm qho suav hais tias. Thaum tau raws li lawv tsim ib tug robust thiab txhim khu kev qha. Txawm tias muaj tseeb hais tias cov qawm qho prostheses yog yus muaj los ntawm lawv cov durability, ib co tswv yim pom zoo rau ntxiv kho mob yuav sim haum lawv kev pab cuam lub neej:

• Nqa tawm txhua hnub tu ntawm lub prosthesis, koj muaj peev xwm siv tsis tu txhuam hniav rau lub hom phiaj no.
• Kho qhov ncauj kab noj hniav thiab lub prosthesis yog ntshaw xwb tsis nyob rau hauv lub yav sawv ntxov thiab nyob rau hauv lub yav tsaus ntuj, tab sis tom qab noj mov.

• Nws yog pom zoo kom yuav ib tug tshwj xeeb tshuaj tua kab mob cov ntsiav tshuaj rau qhov kev kho mob ntawm lub prosthesis.
• Yog hais tias muaj nyiaj txaus, koj muaj peev xwm yuav ultrasonic da dej kev kho mob.
• Dua li txhua txhua rau lub hlis mus xyuas ib tug tshwj xeeb uas tso ntxuav lub prosthesis thiab yuav restore thaum yuav tsum tau.

Los ntawm cov tswv yim pom zoo, nws yog tseeb hais tias rau qawm qho hniav mob yog tsis yooj yim, tab sis tsim nyog, tias lawv siv yog tsis tsuas zoo heev, tab sis kuj ntev.

Nyob rau hauv txhua pathology nyob rau hauv cov qauv ntawm cov kev kho hniav system tsuas yog ib tug uas tsim nyog tus kws yuav ntsuam xyuas lub hnyav ntawm lub defect thiab mus xaiv tus feem ntau pom txoj kev cov khoom cuav.