Cov roj hmab Orthodontic ua lub luag haujlwm tseem ceeb hauv kev ua haujlwm ntawm kev kho mob orthodontic. Cov me me nocov roj hmab rau cov bracespab kom cov hniav sib dhos thiab txhim kho kev ua haujlwm tom. Lawv nias maj mam rau cov hniav, coj lawv mus rau qhov chaw xav tau.
Muaj ntau hom orthodontic elastics, txhua hom ua haujlwm rau nws lub hom phiaj tshwj xeeb. Kev nkag siab txog cov hom no tuaj yeem pab xaiv cov khoom siv kho hniav zoo tshaj plaws.cov elastics zoo tshaj plaws rau kev kho overbitethiab lwm yam teeb meem sib phim. Tsis tas li ntawd, kev paub txogCov qhov loj me ntawm elastic rau orthodonticsua kom muaj kev haum thiab ua haujlwm tau zoo. Rau cov neeg siv atxoj saw fais fab, nws yog ib qho tseem ceeb uas yuav tsum xa mus rau ib qhophau ntawv qhia txog kev ncab cov saw hlau fais fabkom tswj tau qhov nruj zoo tshaj plaws.
Nrog tus kws kho hniav orthodontist tham kom paub seb yuav xaiv cov kev xaiv twg zoo tshaj plaws rau tus kheej, suav nrog cov roj hmab uas haum rau cov braces thiab cov elastic loj uas haum rau orthodontics.
Cov Ntsiab Lus Tseem Ceeb
- Cov roj hmab kho hniav yog qhov tseem ceeb rau kev sib dhos cov hniav thiab kho cov teeb meem tom. Lawv siv lub zog maj mam los coj cov hniav mus rau qhov chaw xav tau.
- Cov roj hmab sib txawv muaj cov hom phiaj tshwj xeeb. Cov roj hmab Class I kho cov qhov tsis sib xws me me, thaum Cov Roj Hmab Class II thiab Class III kho cov qhov overbites thiab underbites, raws li.
- Hnav cov roj hmab elastic tsawg kawg yog 20 teev hauv ib hnub yog qhov tseem ceeb rau kev kho mob zoo. Kev siv tas li yuav txo qhov tsis xis nyob thiab ua kom cov txheej txheem kho hniav sai dua.
- Hloov cov roj hmab tsis tu ncua, zoo dua yog hloov ob zaug hauv ib hnub, yuav ua rau nws muaj zog thiab ua haujlwm tau zoo tas li. Cov roj hmab uas puas lawm yuav ua rau nws tsis ua haujlwm tau zoo.
- Kev sab laj nrog kws kho hniav yog qhov tseem ceeb rau kev xaiv cov roj hmab zoo. Lawv muab cov lus qhia rau tus kheej raws li tus neeg xav tau thiab lub hom phiaj kho mob.
Kev Txheeb Xyuas Txog Orthodontic Elastics
Cov khoom siv orthodontic yog qhov tseem ceebcov khoom siv hauv kev kho hniav. Lawv pab kho cov hniav kom sib dhos thiab kho cov teeb meem tom los ntawm kev siv lub zog sib xws. Kev nkag siab txog cov ntaub ntawv siv hauv cov roj hmab no tuaj yeem pab xaiv hom zoo rau tus kheej cov kev xav tau.
Ob yam khoom siv tseem ceeb feem ntau siv rau hauv kev tsim cov orthodontic elastics:latex thiab tsis yog latexTxhua yam khoom siv muaj nws cov txiaj ntsig thiab qhov tsis zoo.
| Hom Khoom Siv | Cov txiaj ntsig | Qhov tsis zoo |
|---|---|---|
| Cov roj hmab | Lub cim xeeb zoo heev, rov qab sai, xa khoom siv zog tas li | Kev pheej hmoo ntawm kev ua xua |
| Tsis yog Latex | Kev sib haum xeeb zoo dua, qhov chaw du dua, tseem ceeb rau kev ua xua rau latex | Lub zog pib qis dua, lub zog poob sai |
Feem ntau cov roj hmab latex muaj cov khoom siv kho tshuab zoo dua, ua rau lawv ruaj khov. Txawm li cas los xij, lawv yuav ua rau muaj kev tsis haum tshuaj rau qee tus neeg mob. Qhov sib txawv, cov roj hmab latex tsis tshem tawm qhov kev pheej hmoo ntawm kev ua xua rau cov protein, ua rau lawv haum rau cov tib neeg uas muaj kev tsis haum tshuaj.
Feem ntau qhov kev xaiv ntawm cov roj hmab latex thiab cov roj hmab uas tsis yog latex nyob ntawm tus neeg mob nyiam thiab cov kev xav tau tshwj xeeb ntawm kev kho hniav. Cov kws kho hniav feem ntau ntsuas cov yam no kom pom zoo qhov kev xaiv zoo tshaj plaws.
Chav Kawm I Orthodontic Elastics
Cov roj hmab kho hniav orthodontic Class IFeem ntau siv rau hauv kev kho hniav kom kho qhov tsis sib xws me me ntawm cov hniav. Cov roj hmab no feem ntau pab txhawb kev sib dhos cov hniav sab saud thiab sab hauv qab, kom ntseeg tau tias lawv haum ua ke kom raug. Cov kws kho hniav feem ntau pom zoo cov roj hmab no rau cov neeg mob uas muaj kev sib raug zoo ntawm kev tom, qhov twg cov hniav sab saud me ntsis sib tshooj cov hniav sab hauv qab.
Lub zog uas pom zoo rau Class I orthodontic elastics yog qhov tseem ceeb rau kev kho mob zoo. Raws li cov lus qhia orthodontic, lub zog nruab nrab ntawm 6-10 ooj yog qhov zoo tagnrho rau kev ua tiav cov txiaj ntsig xav tau. Lub zog no muab kev nyem txaus los coj cov hniav mus rau hauv lawv qhov chaw raug yam tsis ua rau tsis xis nyob.
Yuav kom ua tau zoo tshaj plaws ntawm Class I elastics, cov neeg mob yuav tsumua raws li lub sijhawm hnav tshwj xeebCov lus qhia hauv qab no yog qhov tseem ceeb rau kev kho qhov hniav zoo tshaj plaws:
- Pom zoo kom hnav khaub ncaws puv sijhawm li ntawm 20-22 teev hauv ib hnub.
- Kev siv tsis tu ncua tuaj yeem ua rau kev kho mob qeeb.
- Yuav tsum tau hloov cov roj hmab elastics ob zaug ib hnub kom tiv thaiv kev puas tsuaj sai ntawm lub zog.
- Kev hnav tas mus li, tshwj tsis yog thaum noj mov thiab kev tu cev huv si, ua rau qhov kho kom zoo dua qub.
- Tshem tawm ntau zaus lossis tsis nco qab hnav cov roj hmab elastics tuaj yeem ua rau kev txhim kho orthodontic qeeb heev.
Los ntawm kev ua raws li cov lus qhia no, cov neeg mob tuaj yeem txhim kho lawv cov txiaj ntsig kev kho mob thiab txo qhov ntev ntawm lawv txoj kev mus kho hniav. Cov roj hmab kho hniav qib I ua lub luag haujlwm tseem ceeb hauv kev ua kom luag ntxhi zoo, ua rau kev ua raws li cov lus qhia hnav tseem ceeb.
Chav Kawm II Orthodontic Elastics
Cov roj hmab kho hniav qib IIyog qhov tseem ceeb rau kev kho cov teeb meem tshwj xeeb, tshwj xeeb tshaj yog thaum cov hniav sab saud nyob rau pem hauv ntej ntau dua li cov hniav sab hauv qab. Cov roj hmab no pab kho qhov tom los ntawm kev txav cov hniav sab saud rov qab thiab cov hniav sab hauv qab mus tom ntej. Cov kws kho hniav feem ntau pom zoo kom siv cov roj hmab Class II rau cov neeg mob uas muaj teeb meem Class II, uas yog ib hom kev kho hniav uas feem ntau kho hauv kev kho hniav.
Kev ua tau zoo ntawm Class II elastics nyob ntawmkev siv kom raugCov neeg mob yuav tsum hnav cov roj hmab no tsawg kawg yog 20 teev hauv ib hnub kom tau txais txiaj ntsig zoo tshaj plaws. Kev hnav tsis tu ncua tuaj yeem ua rau lub sijhawm kho mob ntev thiab tsis muaj txiaj ntsig zoo.
| Hom Malocclusion | Kev piav qhia |
|---|---|
| Chav Kawm II | Muaj feem cuam tshuam nrog kev sib raug zoo tshwj xeeb uas cov hniav sab saud nyob rau pem hauv ntej ntau dua li cov hniav sab hauv qab. Cov roj hmab qib II pab kho qhov no los ntawm kev txav cov hniav sab saud rov qab thiab cov hniav sab hauv qab mus tom ntej. |
| Chav Kawm Thib Peb | Yuav pab tau rau kev phais orthognathic decompensation, daws qhov kev sib raug zoo hauv cov rooj plaub uas cov hniav qis nyob rau pem hauv ntej ntau dua li cov hniav sab saud. |
Txawm li cas los xij, kev siv cov roj hmab kho hniav Class II tsis raug cai tuaj yeem ua rau muaj teeb meem. Cov kev mob tshwm sim muaj xws li:
- Kev nqus cov hauv paus hniavSiv zog ntau dhau los yog siv ntev dhau yuav ua rau cov hauv paus hniav poob mus tas li.
- Kev Hloov Chaw Ntsug Ntau DhauQhov no tuaj yeem ua rau muaj kev tom qhib pem hauv ntej lossis pom cov hniav txiav ntau dhau, tshwj xeeb tshaj yog nyob rau hauv cov rooj plaub siab.
- Kev Tsiv Hniav Tsis Xav TauCov roj hmab qib II tuaj yeem hloov qhov chaw ntawm cov hniav yam tsis tau xav txog.
Cov neeg mob yuav tsum ua raws li lawv tus kws kho hniav cov lus qhia kom zoo kom tsis txhob muaj teeb meem no. Los ntawm kev ua raws li lub sijhawm hnav thiab cov lus qhia uas tau pom zoo, cov tib neeg tuaj yeem txhim kho lawv cov txiaj ntsig kev kho mob thiab ua tiav lub luag nyav zoo.
Chav Kawm III Orthodontic Elastics
Cov roj hmab kho hniav qib IIIua lub luag haujlwm tseem ceeb hauv kev kho cov teeb meem tshwj xeeb, tshwj xeeb tshaj yog thaum cov hniav hauv qab nyob rau pem hauv ntej ntau dua li cov hniav sab saud. Cov roj hmab no pab txav cov hniav sab saud mus rau pem hauv ntej thiab cov hniav hauv qab mus rau sab nraud, ua kom zoo rau qhov tsis sib xws. Cov kws kho hniav feem ntau pom zoo kom siv cov roj hmab Class III rau cov neeg mob uas muaj teeb meem Class III, uas tuaj yeem ua rau muaj kev txhawj xeeb txog kev ua haujlwm thiab kev zoo nkauj.
Muaj ntau qhov xwm txheej hauv kev kho mob qhia txog kev siv cov khoom siv kho hniav Class III:
- Lawv pab ua rau kom poob ntawm qhov anchorage hauv lub arch sab saud lossis retraction hauv lub arch qis, tshwj xeeb tshaj yog thaum diastemas lossis qhov chaw los ntawm kev rho tawm.
- Lawv muaj txiaj ntsig zoo rau kev phais mob rau cov neeg mob Class II, vim tias lawv tuaj yeem ua rau overjet ntau ntxiv los ntawm kev txhawb nqa cov hniav maxillary anterior lossis tsa cov hniav mandibular anterior.
- Lawv tuaj yeem tsim qhov chaw nyob rau hauv lub qhov qis thaum txo qis qhov projection incisor qis thaum lub sijhawm sib dhos.
Cov kev tshawb fawb hauv tsev kho mob qhia tau tias cov roj hmab Class III elastics zoo rau kev kho qhov anterior crossbite. Cov lus hauv qab no yog cov ntsiab lus tseem ceeb:
| Aspect | Cov pov thawj |
|---|---|
| Kev Ua Tau Zoo | Cov roj hmab qib III muaj txiaj ntsig zoo raukho qhov anterior crossbitenrog kev siv kom raug. |
| Kev Ua Raws Cai | Cov neeg mob hluas dua qhia tau tias lawv ua raws li txoj cai zoo dua li cov neeg laus, uas cuam tshuam rau kev kho mob kom zoo. |
| Kev Siv Zog | Kev hnav tas mus li ua rau muaj qhov kho tau zoo tshaj plaws ntawm 0.5-1 hli hauv ib hlis. |
| Cov teebmeem ntsug | Lawv tuaj yeem tsim cov teebmeem extrusive rau ntawm cov hniav maxillary anterior thiab cov teebmeem intrusive rau ntawm mandibular molars. |
| Kev Tswj Xyuas Anchorage | Cov tswv yim tsim nyog los txo qhov kev txav ntawm cov hniav tsis xav tau thiab ua kom qhov kev kho kom raug raws li qhov xav tau. |
Txawm li cas los xij, muaj qee qhov kev tsis pom zoo rau kev siv Class III orthodontic elastics. Cov no suav nrog:
| Kev Tsis Pom Zoo | Kev piav qhia |
|---|---|
| Cov cim qhia TMD uas twb muaj lawm | Cov cim thiab tsos mob ntawm cov kab mob temporomandibular (TMDs) uas muaj ua ntej kev kho mob. |
| Kab mob TMJ | Txhua yam kab mob sib koom ua ke ntawm lub puab tsaig lossis qhov tsis sib xws uas twb muaj lawm. |
| Cov yam ntxwv ntawm kev ua tsis tiav | Cov tsos mob qhia tias muaj kev rho tawm vim muaj neeg coob heev. |
| Keeb kwm ntawm kev raug mob | Kev raug mob craniofacial lossis TMJ yav dhau los. |
| Cov kev tsis pom zoo rau MRI | Cov mob uas tiv thaiv MRI, xws li cov khoom cuav uas tsis muaj nqi lossis kev ntshai qhov chaw nqaim. |
Cov neeg mob yuav tsum ua raws li lawv tus kws kho hniav cov lus qhia kom ze rau kom tsis txhob muaj teeb meem thiab ua tiav cov txiaj ntsig zoo tshaj plaws nrog Class III orthodontic elastics.
Cov Khoom Siv Kho Mob Orthodontic Ntsug
Cov roj hmab orthodontic ntsugua lub luag haujlwm tseem ceeb hauv kev kho hniav los ntawm kev kho cov qhov tom qhib. Lawv lub hom phiaj tseem ceeb yog kaw cov qhov sib txawv no los ntawm kev rho tawm ob qho hniav sab saud thiab sab hauv qab. Txoj kev no tsis yog tsuas yog pab kaw cov qhov tom qhib xwb tab sis kuj ua rau cov hniav sib txuas zoo dua, pab txhawb kev ruaj khov thiab kev ua haujlwm tom tag nrho.
Kev siv cov vertical elastics yuav tsum tau ua tib zoo xav txog qhovlub zog uas siv rau ntawm cov hniavLub zog pib ntawm cov hniav sib txawv ntau heev, nrog rau cov nqi ntawm 1.52 N txog 6.77 N rau cov hniav sib txawv. Raws li lub sijhawm dhau mus, lub zog no yuav txo qis, tshwj xeeb tshaj yog nyob rau hauv thawj ob peb teev. Cov lus hauv qab no qhia txog cov nqi zog raws li lub sijhawm:
| Lub Sijhawm (teev) | Tus Nqi Zog (% ntawm qhov pib) |
|---|---|
| 0 | 100% |
| 1 | < 60% |
| 48 | 65-75% |
Qhov kev txo qis ntawm lub zog no tuaj yeem cuam tshuam rau qhov ua tau zoo ntawm kev txav hniav. Yog li ntawd, cov kws kho hniav feem ntau pom zoo kom saib xyuas thiab hloov kho tsis tu ncua kom ntseeg tau tias muaj txiaj ntsig zoo tshaj plaws.
Cov neeg mob uas siv cov roj hmab kho hniav ntsug yuav tsum ua raws li cov lus qhia tshwj xeeb rau kev kho mob zoo. Kev hnav tas li yog qhov tseem ceeb, nrog rau cov lus qhia qhia tias tsawg kawg 20 teev hauv ib hnub. Kev hloov cov roj hmab tsis tu ncua kuj tseem ceeb heev, vim tias cov hlua khi uas hnav lawm yuav poob lawv qhov ua tau zoo.
Cov Khoom Siv Kho Mob Orthodontic hla
Cov roj hmab orthodontic hla yog qhov tseem ceeb rau kev kho qhov tsis sib xws ntawm cov hniav nruab nrab. Cov roj hmab no pab ua kom cov hniav sab saud thiab sab hauv qab sib dhos los ntawm kev siv zog hla lub qhov ncauj hniav. Cov kws kho hniav feem ntau pom zoo kom siv rau cov neeg mob uas muaj teeb meem sib dhos, tshwj xeeb tshaj yog thaum cov hniav sab saud tsis sib xws nrog cov hniav sab hauv qab.
Rau kev kho qhov nruab nrab ntawm cov hniav kom zoo, cov kws kho hniav feem ntau pom zoo kom siv cov roj hmab me me uas muaj zog nruab nrab li 3/16-nti. Cov roj hmab no faib tau li ntawm 100 grams ntawm lub zog, uas txaus rau kev txav mus los raws li xav tau. Txawm li cas los xij, nws yog ib qho tseem ceeb kom tsis txhob siv cov roj hmab no ntev dhau kom tiv thaiv cov kev mob tshwm sim loj.
Cov neeg mob yuav tsum ua raws li cov lus qhia tshwj xeeb kom ua tau zoo tshaj plaws ntawm kev siv cov cross elastics:
- Hnav cov roj hmab tsawg kawg yog 20 teev txhua hnub.
- Hloov cov roj hmab tsis tu ncua kom muaj zog tas li.
- Ua raws li cov lus qhia ntawm tus kws kho hniav txog lub sijhawm hnav.
Cov kws kho hniav orthodontic saib xyuas kev nce qib thiab kev ua haujlwm ntawm cov roj hmab hla thaum lub sijhawm teem sijhawm tsis tu ncua. Lawv saib xyuas cov qauv kev txav ntawm cov hniav thiab nug txog tus neeg mob tus cwj pwm hnav. Qhov ua tsis tau zoo hauv kev kho sagittal feem ntau yog los ntawm tus neeg mob tsis ua raws li qhov xav tau ntau dua li teeb meem kho tshuab nrog cov roj hmab. Qhov ua tau zoo ntawm cov roj hmab no yog cuam tshuam los ntawm kev hloov pauv ntawm lub sijhawm hnav, zaus hloov pauv, thiab cov txheej txheem.
Cov Khoom Siv Orthodontic Saw
Sawcov khoom siv kho hniavyog cov cuab yeej siv tau ntau yam hauv kev kho hniav orthodontic. Lawv muaj cov roj hmab sib txuas ua ke uas tsim cov saw hlau txuas ntxiv mus. Cov roj hmab no ua haujlwm ntau yam kev kho mob, ua rau lawv tseem ceeb rau kev saib xyuas hniav zoo.
Ib qho ntawm cov kev siv tseem ceeb ntawm cov saw orthodontic elastics yog los kho ntau yam teeb meem tom. Lawv tuaj yeem daws cov mob xws li overbites, underbites, crossbites, thiab open tom. Nov yog qee qhov kev siv kho mob:
| Hom Elastic | Kev Siv Kho Mob | Kev piav qhia |
|---|---|---|
| Chav Kawm II Cov Khoom Siv Uas Siv Tau Zoo | Cov Overbites raug | Cov roj hmab no rub cov hniav sab saud mus rau tom qab thiab txhawb kom lub puab tsaig sab hauv qab txav mus tom ntej, txhim kho kev sib dhos. |
| Cov Elastics nruab nrab | Kev Kho Mob Sagittal | Siv rau kev kho qhov chaw ntawm cov hniav hauv lub dav hlau sagittal. |
| Cov Khoom Siv Hluav Taws Xob Sib Dua | Kev Tswj Ntsug | Nyiam siv rau kev ua kom tiav thiab sib tshuam, pab tswj kev sib raug zoo ntawm cov hniav. |
Cov neeg mob uas siv cov saw hlau kho hniav yuav tsum ua kom lub qhov ncauj huv si. Txhuam hniav thiab siv xov paj tsis tu ncua yog qhov tsim nyog los tiv thaiv cov khoom noj kom tsis txhob lo rau ntawm cov hlua, uas tuaj yeem ua rau cov quav hniav sib sau ua ke. Nov yog qee cov lus qhia txog kev tu cev:
- Siv txhuam hniav uas muaj cov plaub mos mos txhuam tom qab txhua pluas noj.
- Tsis txhob noj khoom qab zib tawv thiab cov khoom noj nplaum uas tuaj yeem ua rau cov roj hmab puas.
- Tsis txhob haus cov dej haus thiab cov khoom noj uas muaj xim tsaus uas ua rau cov roj hmab pleev xim, xws li kas fes, tshuaj yej, thiab txiv pos nphuab.
Thaum ua raws li cov lus qhia no, cov neeg mob tuaj yeem ua kom ntseeg tau tias lawv cov roj hmab orthodontic ua haujlwm tau zoo thaum txhawb kev noj qab haus huv ntawm qhov ncauj. Cov roj hmab orthodontic saw ua lub luag haujlwm tseem ceeb hauv kev ua kom luag nyav zoo, ua rau kev saib xyuas kom zoo yog qhov tseem ceeb rau kev kho mob kom zoo.
Interarch Orthodontic Elastics
Cov roj hmab interarch orthodontic yog qhov tseem ceeb hauvkev kho mob hniav, tshwj xeeb tshaj yog rau kev kho qhov sib txawv ntawm lub puab tsaig. Cov roj hmab no siv cov zog intermaxillary los sib dhos cov hniav maxillary thiab mandibular. Lawv daws tau cov teeb meem xws li overbites thiab underbites, kom ntseeg tau tias muaj kev sib tsoo thiab kev ua haujlwm ruaj khov.
Lub luag haujlwm ntawm cov roj hmab interarch orthodontic nthuav dav tshaj qhov tsuas yog kev sib dhos xwb. Lawv muab lub zog tsim nyog los hloov lub puab tsaig sab saud thiab sab qis mus rau hauv lawv qhov chaw raug. Qhov kev hloov kho no yog qhov tseem ceeb rau kev ua kom ruaj khov mus sij hawm ntev hauv kev txhaws hniav. Kev siv cov roj hmab no kom raug yog qhov tseem ceeb rau kev kho mob zoo thiab txo qhov teeb meem. Cov neeg mob yuav tsum ua raws li lawv tus kws kho hniav cov lus qhia txog lub sijhawm hnav thiab zaus hloov pauv kom ua tau zoo tshaj plaws.
Nov yog qee qhov txiaj ntsig tseem ceeb ntawm kev siv interarch orthodontic elastics:
- Kev kho cov MalocclusionsLawv pab kho qhov sib txawv ntawm sagittal, vertical, thiab transverse.
- Kev Kho Mob Zoo Dua: Lawv daim ntawv thov tuaj yeem txhim kho qhov ua tau zoo ntawm cov clear aligners, tshwj xeeb tshaj yog thaum xav tau kev kho kom zoo anteroposterior.
- Kev Ruaj Ntseg ntawm Cov Txiaj Ntsig Kev Kho Mob: Cov zog tswj tau los ntawm cov elastics no pab txhawb rau kev sib phim zoo dua thiab kev ruaj khov ntawm occlusion.
Kev vam meej ntawm cov khoom siv orthodontic elastics yog nyob ntawm kev sib cuam tshuam ntawm kev tsim qauv biomechanical, kev qhia tawm lub zog biological, thiab kev ua raws li tus neeg mob. Cov txiaj ntsig zoo tshaj plaws tshwm sim los ntawm kev tswj hwm cov vectors zog thiab kev tswj hwm cov kev mob tshwm sim zoo. Txoj hauv kev no yog qhov tseem ceeb rau kev tswj hwm kev ruaj khov thoob plaws hauv cov txheej txheem kho orthodontic.
Cov Lus Qhia rau Kev Xaiv Cov Khoom Siv Orthodontic Zoo
Kev xaiv cov roj hmab kho hniav zoo yog qhov tseem ceeb rau kev kho mob zoo. Cov neeg mob yuav tsum xav txog ntau yam kom paub tseeb tias muaj txiaj ntsig zoo tshaj plaws. Nov yog qee cov lus qhia tseem ceeb rau kev xaiv cov roj hmab zoo:
- To taub Cov Khoom Siv ElasticCov roj hmab sib txawv muaj cov yam ntxwv tshwj xeeb uas phim cov hom phiaj kho mob tshwj xeeb. Kev xaiv cov roj hmab uas phim cov hom phiaj no ua kom cov hniav txav tau zoo thiab txo qhov tsis xis nyob.
- Soj Ntsuam Lub Zog Rhuav TshemLub zog tawg siab yog qhov tseem ceeb rau kev ruaj khov. Cov roj hmab elastics muaj zog tiv thaiv kev cuam tshuam hauv kev xa hluav taws xob, uas tuaj yeem cuam tshuam kev kho mob.
- Txais Yuav Ib Txoj Kev Ua Haujlwm ZooCov kws kho hniav yuav tsum ua tib zoo saib xyuas thaum sau cov roj hmab kho hniav. Qhov no suav nrog kev ntsuam xyuas cov kev xav tau ntawm tus neeg mob thiab qhia lawv txog qhov tseem ceeb ntawm kev ua raws li txoj cai.
- Saib Xyuas Kev Ua Haujlwm Tsis Tu NcuaKev ntsuam xyuas tsis tu ncua ntawm kev ua haujlwm elasticity yog qhov tseem ceeb. Kev saib xyuas pab cov kws kho hniav ua qhov kev hloov kho tsim nyog kom tswj tau qhov kev kho mob zoo thiab ua tau zoo.
| Qhov tseem ceeb | Kev piav qhia |
|---|---|
| Cov Khoom Siv Elastic | Kev sib phim cov khoom elastic nrog cov hom phiaj kho mob ua kom cov hniav txav tau zoo thiab txo qhov tsis xis nyob. |
| Lub zog tawg | Lub zog tawg siab yog qhov tseem ceeb rau kev ruaj khov, tiv thaiv kev cuam tshuam hauv kev xa khoom. |
| Kev Tswj Xyuas Kom Zoo | Ib txoj hauv kev los sau cov tshuaj elastics suav nrog kev ntsuam xyuas cov kev xav tau biomechanical thiab kev qhia cov neeg mob. |
| Kev Saib Xyuas Kev Ua Tau Zoo | Kev ntsuam xyuas kev ua haujlwm elastic tsis tu ncua pab ua qhov kev hloov kho tsim nyog kom tswj tau qhov kev kho mob zoo. |
Los ntawm kev xav txog cov yam no, cov neeg mob tuaj yeem ua haujlwm ze nrog lawv cov kws kho hniav kom xaiv cov roj hmab kho hniav uas haum rau lawv cov kev xav tau tshwj xeeb. Kev koom tes no ua rau kev kho hniav zoo dua.
Hauv kev xaus lus, ntau hom orthodontic elastics ua haujlwm sib txawv hauv kev kho mob orthodontic. Cov no suav nrog:
| Hom Elastic | Lub Hom Phiaj |
|---|---|
| Cov khoom siv elastic hauv chav kawm I | Kaw cov qhov sib nrug ntawm cov hniav ntawm tib lub qhov nkhaus |
| Cov roj hmab qib II | Kho cov overbites los ntawm kev kho qhov chaw ntawm cov hniav sab saud thiab sab hauv qab |
| Cov roj hmab qib III | Kho cov qhov hauv qab los ntawm kev hloov chaw cov hniav sab saud thiab sab qis |
| Cov roj hmab hla | Kho cov kab sib tshuam los ntawm kev txuas kab pheeb ces kaum |
| Cov roj hmab ntsug | Kaw cov qhov tom uas qhib thiab ua kom cov hniav sib cuag zoo dua |
Ua ntej koj xaiv los yog siv cov roj hmab kho hniav, koj yuav tsum sab laj nrog kws kho hniav. Cov roj hmab no muab cov lus qhia txog kev kho qhov tom, ua kom kev kho mob sai dua, thiab kho qhov chaw ntawm cov hniav thiab lub puab tsaig kom zoo. Kev siv cov roj hmab kom raug yuav txo qhov tsis xis nyob thiab ua kom cov txiaj ntsig kho mob zoo.
Cov Lus Nug Feem Ntau
Cov roj hmab orthodontic siv rau dab tsi?
Cov roj hmab kho hniavpab kho cov hniav kom sib dhos thiab kho cov teeb meem tom. Lawv siv lub zog maj mam kom txav cov hniav mus rau qhov chaw uas lawv xav tau, txhim kho kev ua haujlwm ntawm cov hniav thiab kev zoo nkauj.
Kuv yuav tsum hnav kuv cov roj hmab ntev npaum li cas txhua hnub?
Cov neeg mob yuav tsum hnav cov roj hmab elastics tsawg kawg yog 20 teev hauv ib hnub. Kev hnav tas li yuav ua rau kev kho mob zoo dua thiab txo qhov ntev ntawm kev kho hniav.
Kuv puas noj tau thaum kuv hnav cov roj hmab?
Nws yog qhov zoo tshaj plaws kom tshem cov roj hmab thaum noj mov. Kev xyaum no yuav tiv thaiv kev puas tsuaj rau cov roj hmab thiab ua kom muaj kev tu cev qhov ncauj zoo thaum noj mov.
Kuv yuav tsum hloov kuv cov roj hmab ntau npaum li cas?
Cov neeg mob yuav tsum tau hloov cov roj hmab ob zaug ib hnub. Kev hloov tas li ua rau lub zog thiab kev ua haujlwm zoo tas li, ua rau cov hniav txav tau zoo thoob plaws kev kho mob.
Kuv yuav tsum ua li cas yog tias kuv cov roj hmab tawg?
Yog tias cov roj hmab tawg, cov neeg mob yuav tsum tau hloov tam sim ntawd. Kev kho mob ntxiv yam tsis muaj cov roj hmab zoo tuaj yeem ua rau kev loj hlob qeeb thiab ua rau cov txiaj ntsig qeeb.
Lub sijhawm tshaj tawm: Lub Peb Hlis-10-2026