Isiqulatho
Usihlalo weCAD/CAM Dentistry: Izibonelelo kunye neDrawbacks
2024-04-10
I-Chairside CAD/CAM ibikho ukususela ngo-1985, kodwa isigqibo sokutyala imali kuyo asilula kangako. Le teknoloji ikhule kakhulu - iiskena ezingcono, isoftware enobuchule ngakumbi, iziphumo zokusila ezinokuqikelelwa ngakumbi - kodwa umbuzo ophambili kwiindlela ezininzi zokusebenza awukatshintshi: ngaba inentsingiselo yezonyango neyezemali kwiseti yam ?
Eli nqaku ligubungela oko kunikezelwa yi-CAD/CAM ecaleni kosihlalo, apho ingakwazi khona, kunye nendlela yokucinga ngesigqibo sotyalo-mali ngokusekelwe kubungakanani bomsebenzi wakho, iqela, kunye nemeko yokhuphiswano.
Ukuba ufuna umxholo wendlela yonke imisebenzi yedijithali ehambelana ngayo ngaphambi kokuba ujonge izinto ezilungileyo nezingalunganga, jonga eyethu Isikhokelo esipheleleyo sokuSebenza kwamazinyo seCAD/CAM .
I-CAD/CAM esecaleni kwesihlalo inika ulungiso olukhawulezileyo kwaye isusa imbonakalo yomzimba—kodwa iza nexabiso eliphezulu kwangaphambili kunye nomjikelo wokufunda wokwenyani. Nantsi into ethethwa ngoogqirha bamazinyo ngaphambi kokutyala imali:
· Ngaba kuyayiphucula indlela yokunyamekela?
· Ngaba kuyenza isigulane sikhululeke ngakumbi?
· Ngaba iyawuphucula umgangatho?
Ukuba ucinga ngokutyala imali kwi-CAD/CAM esecaleni kwesihlalo, sinethemba lokuba olu shwankathelo lweenzuzo kunye neengxaki zalo, olujongana namanqaku angasentla, luluncedo.
Iingenelo Eziphambili ze-CAD/CAM esecaleni kweSihlalo
Ukonga Ixesha: Ukulungiswa Kwemini Efanayo Kwityelelo Elinye
Eyona nzuzo isebenzayo ye-CAD/CAM esecaleni kwesitulo ilula: isigulana sifika kube kanye size sihambe silungisiwe okokugqibela. Akukho sithsaba sexeshana esiza kuqiniswa size sisuswe kamva, akukho dinga lesibini elicwangcisiweyo, akukho mngcipheko wokuba isithsaba sexeshana singaphumeleli phakathi.
Enyanisweni, isithsaba sokutyelela kanye sidla ngokuthatha iiyure ezili-1.5 ukuya kwezi-2 ukusuka ekuqaleni ukuya ekupheleni. Ixesha lokusebenza likagqirha — ukulungiselela, ukuskena, kunye nokufaka isamente yokugqibela — lithatha malunga nemizuzu engama-45 ukuya kwengama-60. Ixesha eliseleyo kukucubungula ngomatshini: uyilo lwe-CAD, ukugaya, kunye nokusila okanye ukugquma, apho isigulane silinda kwindawo yokwamkela iindwendwe. Lixesha elide lokudibana nomntu omnye kunokutyelela okuqhelekileyo kokulungiselela, kodwa aliyi kuphinda libuye ngokupheleleyo.
Ingxelo yesigulane idla ngokugxila kwizinto ezimbini: akukho sithsaba sexeshana sokulawula phakathi kokutyelela, kunye nenaliti enye kuphela. Kwizigulane ezifumana idinga lesibini - kunye nebhloko yesibini ye-anesthesia - eyona nxalenye iphazamisayo yenkqubo, ukubeletha ngaloo mini inye luphuculo olubalulekileyo kumava, kungekuphela nje ukulula kokucwangcisa.
Kwimisebenzi yonyango oluphezulu, ukusebenza kakuhle kuya kongeza. Utyelelo olunye lunokwamkela ukuvuselelwa kwamazinyo amaninzi, kwaye xa abancedisi beqeqeshwe ukuphatha ukuskena, ixesha likagqirha liyakhululwa kwezinye iinkqubo ezihamba ngaxeshanye.
Ukuchaneka Okuphuculweyo NgeeMboniso Zedijithali
Ukutshintshela kwimifanekiso yedijithali kususa elinye lamanyathelo anengxaki rhoqo kwindlela yokusebenza yendabuko yokubuyisela. Imifanekiso ebonakalayo inokuba nokuphazamiseka nokuncitshiswa - iimpazamo ezibonakala kuphela xa umntu ehleli. I-digital scans iyayisusa loo mahluko.
Ukuba kukho isithuba okanye isithuba kwiskeni, indawo echaphazelekayo ingaskeniwa kwakhona ngaphandle kokuqala kwakhona. Oko kukodwa kunciphisa izinga lokwenziwa ngokutsha kunye nexesha lesitulo eliza nazo.
Kukho iingenelo zokusebenza ngaphaya kokuchaneka. Iimbonakaliso zedijithali zingagcinwa ngonaphakade ngaphandle kwendawo yokugcina ebonakalayo. Akukho zitreyi zembonakaliso eziza kugcinwa, akukho zinto zoku-odola, akukho zindleko zokuthumela kwilebhu ukuze kudluliselwe imbonakaliso. Kwimisebenzi egxile ekunciphiseni iindleko ezisetyenziswayo, oku kuyongeza.
Intuthuzelo yesigulana ikwayindlela entle yokuphucula imeko. Impendulo ye-gag reflex kwizinto zemveli ezibonisa ukuba umntu uziva njani ngumqobo omkhulu kwizigulane - ingakumbi abo baneengxaki zokuqonda okanye uvakalelo oluphezulu. Ii-scanners zangaphakathi komlomo nazo ziye zaba zincinci kakhulu kwaye zikhawuleza kakhulu kwiminyaka elishumi edlulileyo, nto leyo enciphisa ixesha elichithwa zizigulana zivule imilomo yazo.
Ixhasa uluhlu olubanzi lweenkqubo zokubuyisela
I-CAD/CAM esecaleni kwesitulo ayipheleli kwiicrowns ezizimeleyo kuphela. Ngokuxhomekeke kwinkqubo nakwiscanner, ixhasa iicrowns, iibridges, iiveneers, ii-inlays, ii-onlays, kunye nezikhokelo zotyando lwe-implant. Ezinye iiscanners — iTero engumzekelo oqhelekileyo — zikwaxhasa ukwenziwa kwangaphakathi kwee-night guards kunye nee-clear aligners.
Kubalulekile ukuqaphela ukuba imifanekiso yedijithali ayifuni ukuba ukugaywa kwangaphakathi kube luncedo. Iiskeni zingathunyelwa ngqo kwilebhu yangaphandle ngefomathi ye-STL, oko kuthetha ukuba umkhwa unokwamkela imifanekiso yedijithali njengenyathelo lokuqala kwaye wongeze amandla okugaywa kamva, xa umsebenzi umiselwe kwaye ivolumu iqinisekisa izixhobo.
Ulawulo olungcono loMgangatho ngoQinisekiso lweMargin lweXesha langempela
Enye inzuzo yeklinikhi engaxatyiswanga kukukwazi ukuvavanya umgangatho we-margin ngaphambi kokuba kulungiswe. Ikhamera yangaphakathi komlomo iyakhulisa izinyo elilungisiweyo, okwenza kube lula ukubona iingxaki malunga nohlobo lokulungiswa okanye i-margin kwinqanaba loyilo - kungekhona ngexesha lokuhlala.
Ukuchaneka kokusila kubaluleke kakhulu apha ngendlela ebonakalayo. Iyunithi ye-5-axis iphatha ukunqunyulwa ngokuchanekileyo ngakumbi kuneyunithi ye-4-axis kuba ii-axes ezongezelelweyo ezijikelezayo zivumela i-bur ukuba isondele kwindawo yokusebenza ukusuka kwii-engile ezingaphezulu - nto leyo echaphazela ngokuthe ngqo indlela ukubuyiselwa okusila ngayo okuhambelana kakuhle neejometri ezintsonkothileyo ezifana nemida enzulu okanye ii-abutments ezigobileyo. Umahluko ubonakala kwixesha lokulungisa kwindawo yokuhlala nakwindlela yokulungisa ixesha elide.
Iingxaki Zokwenene — Oko Ufanele Ukwazi Ngaphambi Kokuba Utyale Imali
Ixabiso Eliphezulu Ngaphambili Lezixhobo zeCAD/CAM
Umngeni weendleko: I-CAD/CAM esecaleni kwesitulo ayilonto ithengiswayo kanye. Ukuseta okupheleleyo kudla ngokubandakanya iyunithi yokugaya ye-CAD/CAM, iskena sangaphakathi komlomo, isithando sokutshisa okanye sokugquma, kunye nelayisensi yesoftware ye-CAD - kunye neendleko eziqhubekayo zohlaziyo lwesoftware, ii-milling burs, kunye neebhloko zezinto zokubuyisela. Kwimisebenzi ekwatyalwa imali kwi-CBCT yokucwangcisa ukufakwa kwezixhobo, imfuneko yemali iyanda ngakumbi.
Iindlela zokuzenzela wedwa zingenza utyalo-mali lusebenze, kodwa izibalo zilula ngakumbi kwiindawo zamaqela apho ivolumu yetyala iphezulu kwaye izixhobo zisebenza iiyure ezininzi ngeveki. Indlela eluncedo yokuhlela isigqibo: qikelela imali yakho yenyanga yelabhoratri oyichithayo ekulungisweni kweyunithi enye, uze ubale ukuba kuya kuthatha ixesha elingakanani ukugaywa ngaphakathi endlwini ukuze kuhlawulwe iindleko zezixhobo. Kwiindlela ezininzi zokwenza ivolumu yecrown engaguqukiyo, izixhobo ziyazihlawulela - umbuzo ngumhla wexesha kunye nokuba ukuhamba kwemali ngelo xesha kuyalawuleka na.
Indlela Ecwangcisiweyo: Into enye ekufuneka uyazi: utyalo-mali akufuneki lube yinto yonke okanye into engekhoyo. Uqheliso lungaqala nge-digital scanner yodwa, luthumele iifayile ze-STL kwilebhu, kwaye longeze iyunithi yokugaya xa iqela likhululekile ngomsebenzi wedijithali. Le ndlela ecwangcisiweyo yehlisa iindleko zokuqala kwaye inciphisa umngcipheko wokutyala imali kwizixhobo ngaphambi kokuba iqela lilungele ukuzisebenzisa ngokufanelekileyo.
🔧 Kwimisebenzi yokuvavanya izixhobo zokugaya ngokukodwa, uluhlu loomatshini bokugaya amazinyo beGlobaldentex lugubungela ukhetho oluvela kwii-5-axis dry mills ezigxile kwisihlalo ukuya kwiiyunithi ezimanzi/zomileyo ezixutyiweyo, kunye nesatifikethi se-CE kunye ne-ISO 13485 - esifanelekileyo ukuthelekiswa neengcaphuno zenkqubo epheleleyo ezivela kubathengisi abakhulu beqonga.
Ifuna Uqeqesho Olusebenzayo Kugqirha Nabasebenzi
Ukwamkela i-CAD/CAM ecaleni kwesitulo kutshintsha indlela yokusebenza phantse kuwo wonke umntu okwicandelo, kungekuphela nje koogqirha. Abancedisi kufuneka bafunde ubuchule bokuskena kunye nolawulo lomgangatho wokuskena. Idesika engaphambili kufuneka ilungise ucwangciso ukuze iqwalasele amadinga amade omntu omnye. Ugqirha kufuneka akhululeke ngesoftware ye-CAD, kwaye ekugqibeleni, ngokupenda eofisini kunye nokwenza ngokwezifiso umbala.
Uninzi lweengcali zonyango zifumanisa ukuba ukudaya ibala ngaphambili endlwini kuthatha ixesha ukuze kulungiswe. Indlela eqhelekileyo kukuqhuba ukuthumela ii-anterior cases kwilebhu ngexesha lokuqala kwaye uzizise ngaphakathi endlwini xa sele kuqinisekisiwe ukuba kukho ukuzithemba ngokufanisa imibala. Le yindlela esebenzayo, ayikokusilela kweteknoloji - kodwa kufanelekile ukuqwalasela ulindelo lokuba inkqubo epheleleyo iza kuhlawula ngokukhawuleza kangakanani.
Isoftware iphucuke kakhulu. Amaqonga amatsha e-CAD azenzela ngokwawo amanyathelo oyilo, nto leyo enciphisa inani lezigqibo ekufuneka zenziwe ngugqirha ngesandla. Kodwa kusekho ixesha lohlengahlengiso, kwaye iindlela eziluthatha lula zidla ngokudinwa ngaphambi kwezo zicebayo.
Ukuze ufumane inkcazelo eneenkcukacha ngenkqubo yovavanyo lwesoftware, jonga eyethu Isikhokelo soHlalutyo kunye noKhetho lweSoftware yeCAD/CAM.
Ayizizo zonke iindlela zokulungisa ezifanelekileyo zokusila ecaleni kwesihlalo
I-CAD/CAM esecaleni kwesitulo iphatha kakuhle ukulungiswa kwangasemva kweyunithi enye. Ayilungelanga konke konke.
Umda: Iimeko ezintsonkothileyo zangaphambili — apho ukubekwa komthunzi, ubume bomphezulu, kunye nokukhanya kubaluleke kakhulu — zihlala ziphathwa ngcono yingcali yelabhoratri enamava, ubuncinci de ugqirha abe nezakhono ezinamandla zokufaka imibala eofisini. Iibridges ezinde kunye neemeko ezipheleleyo zizisa izinto ezihambelanayo ekunzima ukuzilawula kwindawo esecaleni kwesitulo. Kwaye ezinye izinto ezikhethwayo — ngakumbi iiceramics ezifakwe ileya — azihambelani kwaphela nokugaya ecaleni kwesitulo.
Oku akuthethi ukuba i-CAD/CAM esecaleni kwesitulo inqongophele. Kuthetha ukuba itekhnoloji inendawo apho isebenza kakuhle khona, kwaye ukuqonda loo ndawo ngaphambi kokutyala imali kunceda ukuphepha ukuphoxeka kokulindela ukuba ithathe indawo yayo yonke imisebenzi yelabhoratri engenakukwazi ukuyithatha indawo okwangoku.
Ngaba i-CAD/CAM esecaleni kwesihlalo ifanelekile kwiCandelo lakho loQeqesho?
Iingenelo ziyinyani. Kunjalo nangeendleko kunye nexesha lohlengahlengiso. Umbuzo awungowokuba ingaba i-CAD/CAM ekwisihlalo ilungile na - ilungile na - kodwa ingaba lutyalo-mali olufanelekileyo kwishishini lakho ngeli xesha. Izinto ezine zidla ngokuqinisekisa loo nto.
Inkalo 1
Umqulu woBuyiselo
Eyona nto icacileyo kukuba zingaphi ii-single-unit restoration eziveliswa yinkampani yakho ngenyanga. Ukugaya ngaphakathi endlwini kunengqiqo ngokwezimali xa ubungakanani betyala buphezulu ngokwaneleyo ukulinganisa iindleko zezixhobo ngexesha elifanelekileyo - ngokuqhelekileyo kuqikelelwa kwiminyaka emibini ukuya kwemine kwinkampani exakekileyo yogqirha omnye. Ukuba ubungakanani bakho bomqhele buphantsi okanye abuguquguquki, imali egciniweyo yelabhoratri ayizukuqokelelana ngokukhawuleza ukuze ithethelele iindleko zemali, kwaye izixhobo zinomngcipheko wokuba zingasetyenziswa ngokwaneleyo.
Isiqalo esinzima: landela imali oyichithayo ngoku kwiifizi zelebhu zomsebenzi we-crown kunye nomsebenzi we-inlay kwiinyanga ezintathu. Elo nani, eliqokelelwa ngonyaka, likunika isiseko esifanelekileyo sokuba ukugaya ngaphakathi endlwini kunokuzihlawulela ngokukhawuleza kangakanani ngokwendlela oxube ngayo imeko yakho yokwenyani.
Inkalo 2
Ukulungela Iqela
Izixhobo ziyinxalenye nje yotyalo-mali. Utshintsho lomsebenzi — ukuskena, uyilo lweCAD, ukugaya, ukugqiba — lufuna ukwamkelwa nokuqeqeshwa ngabantu abaluqhubayo. Ukuziqhelanisa nomncedisi omnye ubuncinane oqinisekileyo ngobuchwephesha kwaye ozimisele ukuba ngumnini wenkqubo entsha kudla ngokutshintshela ngokulula ngakumbi kunabo apho ikhondo lokufunda liwela ngokupheleleyo kugqirha.
Esi asisosizathu sokulibazisa ngokungenammiselo, kodwa sisizathu sokuvavanya iqela lakho ngokunyaniseka ngaphambi kokuba uzibophelele. Umncedisi onomdla oba yingcali yokuskena nokugaya ngaphakathi endlini udla ngokuba ngumahluko phakathi kwenkqubo esecaleni kwesitulo esebenza kakuhle kunye nenkqubo edala ukungqubana imihla ngemihla.
Inkalo 3
Indawo yoKhuphiswano
Kwezinye iimarike, unyango lwamazinyo oluqhutywa ngemini enye luye lwatshintsha ukusuka kwindlela yokwahlulahlula ukuya kwindlela elindelekileyo kwizigulane. Ukuba abakhuphisana nabo basekuhlaleni bayalunika kwaye izigulane zibuza ngalo ngamagama, imeko yokukhuphisana yokutyala imali inamandla ngakumbi - ubuchwepheshe butsala izigulane endaweni yokuphucula ukusebenza kakuhle kwangaphakathi.
Kwiimarike apho unyango lwamazinyo oluqhutywa ngemini enye lungasaqhelekanga, indlela yokubala yahlukile. Utyalo-mali kufuneka luqale lube nengqiqo ngokomthamo kunye nesiseko somsebenzi. Umgangatho wokhuphiswano yinto yesibini ekufuneka iqwalaselwe, hayi isizathu esiphambili.
Ukuhamba komsebenzi ecaleni kwesihlalo vs. iLab — Uthelekiso oluthe ngqo
Kwimikhwa esavavanya ezi ndlela zimbini, kulapho ke kukho khona urhwebo oluphambili:
| I-CAD/CAM esecaleni kwesitulo | Ukuhamba komsebenzi kwiLebhu yeMveli | |
|---|---|---|
| Jika ujonge ngemva | Utyelelo olufanayo | Iiveki ezi-1–2 |
| Ulwakhiwo lweendleko | Iphezulu ngaphambili, iphantsi ngokwemeko nganye ngokuhamba kwexesha | Iindleko zelebhu eziphantsi eziqhubekayo neziphantsi |
| Ilungele kakhulu | Ukulungiswa kwangasemva kweyunithi enye, umthamo ophezulu | Iimeko ezintsonkothileyo zangaphambili, iiseramikhi ezigcweleyo, ezineengqimba |
| Ulawulo lwemeko | Ngaphakathi, ngexesha langempela | Ingcali yelabhoratri, ekude |
| Ukuguquguquka | Kulinganiselwe kwizinto ezisilwa kuphela | Izinto ezibanzi kunye neendlela zobugcisa |
| Imfuneko yabasebenzi | Uqeqesho olugxile kakhulu | Utshintsho oluncinci lomsebenzi |
Akukho ndlela ingcono kakhulu. Iindlela ezininzi zisebenza zombini - zisebenzisa i-CAD/CAM esecaleni kwesitulo kumsebenzi wesiqhelo wesithsaba kunye nomsebenzi wokufaka ngaphakathi ngelixa ziqhubeka nokuthumela iikheyisi ezinzima okanye ezintle kwilebhu. Loo modeli ye-hybrid ibamba uninzi lwenzuzo yokusebenza kakuhle ngaphandle kokwandisa kakhulu inkqubo yangaphakathi kwiimeko ezingaphathwa kakuhle.
I-CAD/CAM esecaleni kwesihlalo inika ixabiso lokwenyani lezonyango kunye nokusebenza — kodwa isigqibo sokutyala imali asikuko ikakhulu malunga netekhnoloji. Imalunga nokuba ubungakanani bomsebenzi wakho, iqela, kunye nomxube wetyala lakho ziyadala iimeko apho elo xabiso lihlangana khona ngokwenene.
Kwimisebenzi ehlangabezana nezo meko, ukutshintshela kwi-milling yangaphakathi kudla ngokuvuza — ngokusebenza kakuhle, kumava esigulana, kwaye ngokuhamba kwexesha, kwiindleko ngokulungiswa ngakunye. Kwimisebenzi engakhange ihlangabezane nazo, ukuqala ngemifanekiso yedijithali kuphela yindlela encinci yokwakhela kuyo.
Ukuba uvavanya izixhobo zokugaya njengenxalenye yeso sigqibo, iGlobaldentex's uluhlu loomatshini bokugaya amazinyo igubungela ulungelelwaniso lwezitulo kunye neelebhu kwiindlela ezine-axis ezi-4 kunye ne-axis ezi-5, kunye nothelekiso olupheleleyo lweenkcukacha olufumanekayo. Ukuze ufumane izisombululo ezibanzi zezixhobo zamazinyo zedijithali, i iphepha lezisombululo zezixhobo yindawo eluncedo yokuqala.
1
Ithatha ixesha elingakanani isithsaba sosuku olunye xa une-CAD/CAM esecaleni kwesitulo?
Isithsaba sokutyelela kube kanye sidla ngokuthatha iiyure ezili-1.5 ukuya kwezi-2 ukusuka ekulungisweni ukuya ekufakweni kwesamente. Ixesha elichithwa ngugqirha — ukulungiswa kwamazinyo, ukuskena, kunye nokuhlala phantsi — limalunga nemizuzu engama-45 ukuya kwengama-60. Elinye ixesha lilomatshini: uyilo lwe-CAD, ukugaya, kunye nokusila okanye ukugquma, apho isigulane silinda kwindawo yokwamkela amazinyo.
2
Ngaba i-CAD/CAM esecaleni kwesihlalo ifanelekile kugqirha wamazinyo wedwa?
Kunokwenzeka, kodwa umthamo yeyona nto ibalulekileyo. Ukuziqhelanisa wedwa okwenza umsebenzi oqhelekileyo kunye nomsebenzi we-inlay - ngokwaneleyo ukuba iifizi zelebhu zimele iindleko ezinkulu zenyanga - kunokubuyisa iindleko zezixhobo kwisithuba seminyaka emibini ukuya kwemine. Ukuziqhelanisa ngomthamo wokubuyisela ophantsi okanye ongaguqukiyo kuya kufumana ixesha lokubuyisela ixesha elinzima ukulithethelela. Ukuqala ngeskena sedijithali kuphela kunye nokongeza i-milling kamva yindawo yokungena enomngcipheko omncinci kwizenzo ezingakaqiniseki.
3
Zeziphi izinto ezinokusetyenziswa ekugayweni kwe-CAD/CAM ecaleni kwesitulo?
Izinto ezisetyenziswa kakhulu ecaleni kwesitulo yi-zirconia kunye ne-glass ceramics — kuquka i-lithium disilicate. I-PMMA isetyenziswa kakhulu kwizinto ezisetyenziswayo kunye nezinye izinto ezifunekayo. Iiyunithi ze-5-axis ezikwaziyo ukuxhasa izinto ze-PEEK kunye ne-titanium. Ukuhambelana kwezinto kuxhomekeke kwiyunithi yokugaya: ii-dry mills ziphatha kakuhle i-zirconia kunye ne-PMMA, ngelixa ii-glass ceramics zihlala zifuna ukucutshungulwa okumanzi okanye okuxutyiweyo.
4
Zichaneke kangakanani ii-CAD/CAM restorations xa zithelekiswa nomsebenzi wendabuko webhu?
Kwizinto ezisemgangathweni zokulungiswa kweyunithi enye, iinkqubo zeCAD/CAM eziyilwe kakuhle zivelisa ukulingana okwamkelekileyo ngokwezonyango. Utshintsho olukhawulezileyo ludla ngokuba ludidi lomgangatho kunye nokulungiswa, kungekhona iyunithi yokusila ngokwayo. Kwiimeko ezinzima - iibhulorho ezinde, umsebenzi opheleleyo, okanye ukulungiswa okufuna ukubekwa komthunzi ngokuchanekileyo - iingcali zelebhu ezinamava zisenenzuzo, ngakumbi kwiziphumo zobuhle.
5
Yintoni umahluko phakathi koomatshini bokugaya amazinyo abane-axis ezi-4 kunye ne-axis ezi-5?
Isixhobo sokugalela esine-axis ezi-4 sihamba ngee-axis ezine, ezigubungela uninzi lweejiometri zokubuyisela ezisemgangathweni. Isixhobo sokugalela esine-axis ezi-5 songeza i-axis ejikelezayo evumela i-bur ukuba isondele kwindawo yokusebenza ukusuka kwii-angles ezahlukeneyo - ezibalulekileyo kwii-undercuts, ii-abutments ezine-angled, kunye nokulungiswa okuntsonkothileyo kwangaphambili. Umahluko osebenzayo ubonakala kwiimeko apho i-geometry yokubuyisela ifuna i-bur ifikelele kwiindawo apho iyunithi ene-axis ezi-4 ingenakukwazi ukufikelela kuzo ngaphandle kokubeka kwakhona ibhloko, nto leyo engenisa umngcipheko wokufaneleka.
6
Ngaba i-CAD/CAM esecaleni kwesitulo ingasetyenziselwa ii-implants kunye neebridges?
Ewe, kukho iziqinisekiso ezithile. Izikhokelo zotyando lwe-implant zisetyenziswa kakuhle kwi-CAD/CAM esecaleni kwesitulo. Izithsaba ze-single-implant kunye neebhulorho ezimfutshane nazo zikufutshane neenkqubo ezifanelekileyo. Iimeko ze-full-arch implant kunye neebhulorho ezintsonkothileyo ze-multi-unit ziphathwa ngcono kwindawo yelabhoratri, apho ukuqinisekiswa kokufaneleka kweeyunithi ezininzi kunokwenziwa ngononophelo ngaphambi kokuba kunikezelwe okokugqibela.
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