Impilo, Stomatology
Zirconium oxide: incazelo, izakhiwo, isicelo izici nezilinganiso
Prosthetics osebenza kuyo yonke indawo, zonke nemitholampilo kwamazinyo. Izinto womshini lokufakelwa kwezitho lasetjentiswako ukufakwa namuhla baningana Ukukhetha enkulu. Entsha zirconium impahla oxide kuthinta impahla yayo futhi kubhekwa okungcono ukusetshenziswa kule ndawo.
Zirconium oxide njengoba kwakwakhe ikhemikhali
Oxide (dioxide) ka zirconium ZrO2 - asobala, zinhlayiya kungekho nto enemibala emihle wamandla ekhethekile, zingaxazululeki emanzini futhi acid kakhulu futhi alkalis, kodwa ancibilikisa ku izibuko oncibilikisiwe alikhali, hydrofluoric futhi sulfuric acid. Amazinga ukuncibilika kuyinto 2715 ° C. zirconia likhona amafomu ezintathu: monoclinic ezinzile, okuyinto eyenzeka esifana nesikaNkulunkulu, tetragonal metastable - siyingxenye ye zirconia zobumba, cubic engazinzile - esetshenziswa imigexo njengenhlangano idayimane mbumbulu. Ngo umkhakha, zirconium oxide iye kabanzi ngenxa superhardness yayo, Refractories wenza therefrom koqweqwe lwawo, ingilazi kanye sobumba.
Izindawo ukusetshenziswa zirconium oxide
Zirconium oxide lavulwa ngo 1789 futhi iye yasetshenziswa hhayi isikhathi eside, sonke kakhulu yamakhono akhe ezinkulukazi ayikaziwa esintwini. Kuphela esanda kutholakala zirconium sikhathi lalibizwa ngenkuthalo isicelo emikhakheni eminingi yomsebenzi womuntu. Isetshenziselwa embonini yezimoto, isibonelo, womshini ukubopha amadiski ephezulu imishini izinga. Imboni Isikhala Irreplaceable - ngenxa imikhumbi yakhe ukumelana Amazing lokushisa imiphumela. amathuluzi Cutting, amaphampu futhi aqukethe zirconium oxide. Wasebenzisa umuthi, isibonelo, njengoba inhloko yokufakelwa hip amalunga omzimba. Futhi ekugcineni, amazinyo ke ungabonisa zonke izimfanelo zabo engcono njengoba amazinyo.
Zirconium oxide amazinyo
Amazinyo yesimanje, zirconium oxide - okokusebenza ethandwa kakhulu womshini imiqhele zamazinyo. Waba ethandwa kule ndawo ngenxa izici zayo, ezifana ubulukhuni, amandla, ukuqina kanye ukuma nokugcinwa kanye yokuhlala isikhathi eside, abantu izicubu biocompatibility, eyigeza. Ungaba njengekhampasi material for imiqhele olulodwa, amabhuloho nezikhonkwane, lokufakelwa kwezitho fixed usebenzisa izimila.
Zirconium oxide, intengo njengoba ingaphezulu kuka nezinye izinhlobo lokufakelwa kwezitho, nzima inqubo. Futhi lokhu kungenxa yokuthi imiqhele enjalo eqolo. Ngemva kokudala isidumbu, lapho isetshenziswa ungqimba zobumba omhlophe, njengoba zirconium oxide ngokwayo alinaso umbala. Nale zobumba singasetshenziswa thinly kakhulu.
imiqhele Metal-mahhala ku zirconium oxide
Ngo womshini imiqhele futhi amabhuloho zirconium oxide impahla ngempela entsha. Ngaphambi ukusetshenziswa Amazinyo okufakelwa enziwe efulemini yensimbi kwakuyinto evamile ngokuphelele futhi akukho okunye. Kodwa ososayensi baye kwenziwe ucwaningo futhi sifune izinto ezifanele kakhulu kokuba kokubili ukubukeka yobuhle biocompatibility nge izicubu womuntu, okuhlala kanye engasindi. Lokhu kwaziswa kwatholakala futhi sisesigodlweni ubunjalo siyindlala ezimfanelweni ungafaniswa kuphela ukuthi diamond.
Njengoba sekunama-zirconium imiqhele, iziguli ungakwazi ukujabulela ubuhle eliyingqayizivele futhi aesthetics lokufakelwa kwezitho, kungenye into ukuthi akuwona wonke injabulo namandla okuwunikela. Kodwa ngenxa ukuqina yayo, kungase kudingeke ukuchitha isikhathi futhi ukuphila - zirconium lokufakelwa kwezitho kakhulu ukugqoka ukumelana futhi iqine. Ngenxa yokuthi, ukuthi kukodwa zirconia esobala, kanye ungqimba ezondile zobumba kudala umphumela namazinyo zemvelo. Ngaphezu kwalokho, umqhele ngokuqinile izinsini, engenaye igebe kancane kuka ukudala kwemvelo.
Aesthetics plus ukuqina
Steel White - ngezinye izikhathi ibizwa ngokuthi zirconium oxide izitsha zobumba. Amazinyo kwale nto kuyizikhathi 5 namandla kunomFilisti sokwenziwa wonke-Ceramic. Iyini inzuzo nalawo mandla? Kuze obhekwe ku zirconia imiqhele zamazinyo benziwa asebentisa luhlaka metal, lapho lasetshenziswa ungqimba obukhulu sobumba. Metal - ecela amandla, izinto ezenziwe ngobumba - I-sobuhle bayo. Kodwa ukudala look yemvelo ngokuphelele kungenzeki ngakho ukubeka contact sokwenziwa ne gingiva sisiqonde ngokucacile le umugqa omnyama (lo mphumela luhlaka metal).
Zirconium oxide akuyona kunabayeni amandla metal, futhi ikuvumela ukudlulisa umbala wemvelo nokucacisa, efana izinyo zemvelo, ngaphandle umbala inclusions owengeziwe. He is ngokwemvelo efana izinyo isakhiwo, it has a ukudluliswa ukukhanya. Rays yokukhanya engena phakathi emaqaqasini umqhele, refracted wahlakaza ngendlela engokwemvelo, ukudala umphumela ukumamatheka enempilo futhi emuhle. Odokotela bamazinyo akhethiwe phakathi ukufakwa umbala sokwenziwa okuyinto lihlukile umbala asele amazinyo enempilo, ngakho umqhele uqobo akusho ukukhipha, ukuhlanganisa ngamazinyo enempilo.
biocompatibility
Izinsimbi, okuyizinto ezibalulekile nokubuyiselwa metal-Ceramic, ngezinye izikhathi abe imbangela ziyabagulisa isiguli, ukubukeka komzimba habituation eside kuya sokwenziwa. Imiqhele zirconia - ekahle kakhulu yokuba abantu ezisansimbi hypersensitive futhi akakwazi ukubekezela.
Lokhu kungenxa ezifana izakhiwo zabo:
- Ukwakheka Secure (hhayi equkethe Silica).
- Ukumelana acid, solubility eliphansi.
- I bushelelezi kwamanzi akunqandi wakha on the fly.
- Inertness kwezinye izinto ekhona ngalo ingaphakathi ngomlomo.
- High zifudumele kuqinisekisa ukuthi akukho ukungakhululeki lapho ithola ukudla kushisa noma kubanda.
- ukulungiselela Minimal of izinyo enempilo. Amandla impahla ivumela kudalwa ozimele nomzimba omncane, kanjalo ugaye izinyo kube sezingeni eliphansi agcina izicubu izinyo enempilo.
Izimo
Zirconium oxide, okuyizinto izindawo ekahle Amazinyo okufakelwa enziwe has cishe awekho Izimo, ngaphandle izici ezifana ngazinye nomzimba womuntu:
- Overbite - Pathology isakhiwo emhlathini, lapho ongenhla owesithathu ihlanganisa amazinyo ephansi kule sikhundla avaliwe. Imiphumela isici ingcindezi ngokweqile amazinyo ongenhla futhi ebhekene okusezingeni eliphezulu Ukusula koqweqwe lwawo.
- Bruxism - anomaly, owabonakaliswa nokugedla amazinyo, ngokuvamile ngesikhathi sokulala. Isizathu ayivezi ngokugcwele, kodwa ososayensi abaningi bayavuma ukuthi bruxism - umphumela ukungalingani engqondo futhi ukucindezeleka. It kuholela kulimaze koqweqwe lwawo amazinyo nemihuzuko.
imiqhele
Zirconium oxide kunzima ukusingatha, ngakho ukukhiqizwa imiqhele kuwo - kuwumsebenzi onzima. Kuhlanganisa izigaba eziningana:
- umlomo lelungiselelwe, ugaye izinyo umqhele.
- Esuswa isikhunta lathed izinyo imodeli senziwa umqhele esizayo.
- Labetibambile laser ukuskena iphethini, idatha singenelwe computer ukuze kusetshenziswe.
- Uhlelo olukhethekile lwe-computer kulingisa Uhlaka, ikhumbula zonke umehluko wemisindo nemiqondo yamagama (isib, isidumbu ukuncipha ngemva labadubuli).
- Ukuze khompyutha exhunywe ne idatha etholwe digital umshini ekudalweni kwenzeka vytachivaniya futhi izidumbu zirconium billet.
- Uhlaka ngomshini ibekwe endaweni okusezingeni eliphezulu lokushisa kuhhavini mass Sinter namandla enkulu.
- isidumbu Ready embozwe umzimba ngobumba, umthunzi ezithile ekhethelwe isiguli esithile.
Izinzuzo metal-Ceramic zirconium imiqhele phambi
Uma wokufakelwa ezidingekayo isiguli nawu umbuzo, yini ukukhetha namazinyo yokufakelwa. Zirconium oxide kunezinzuzo eziningi phezu ezinye izinto:
- Prosthetics zirconium imiqhele akudingi ukususwa emsipheni.
- Ukuswelakala kokusebenza ngokuhlanganyela zensimbi isakhiwo, okwenza kungabi izinkinga ezifana ukuphendula nomzimba, ukunambitheka metallic emlonyeni.
- Mahhala Isiqinisekiso ukuthuthukiswa izifo ngaphansi umqhele. I sokwenziwa ithobela gum, izinhlayiyana zokudla namagciwane ngaphansi kwaso ungatholi.
- Ukunemba ifremu. ukucutshungulwa Digital kuqinisekisa ukunemba Amazing ekuklanyweni ukukhiqizwa.
- Ukukhetha ngamunye imibala. sokwenziwa Ready kungukubonakala izakhamuzi zaseBosnia zifana kusuka lonke, namazinyo enempilo.
- Kungenzeka yokukhiqiza of yimuphi ibhuloho obuphelele;
- lula ukwakhiwa.
- Ukwehluleka ukuphendula ukudla okushisayo futhi kubanda. Ukugqoka cermet kungabangela emizweni abuhlungu ukushisa noma amakhaza. Zirconium oxide ukusabela ngaleyo ndlela asipheli.
- ukubukeka Kasibili zemvelo.
- Bantula nezinsimbi grey ezonini ukuxhumana ushingamu.
- Ekulungiseleleni sokwenziwa akudingekile ukuba ugaye izinyo kakhulu.
- Imiqhele akuzona sikhubazekile nokugcina ukubukeka kwabo nomumo isikhathi eside.
Izibuyekezo
Phakathi isicelo esifushane bazibonakalisa e zirconia amazinyo, izimpendulo ke ubuhle bodwa kuyo. Ukuba wafunda amazwana eziningi inethiwekhi, kumele kuphetfwe ukuthi le nto ifanelekile ukuze womshini lokufakelwa kwezitho kwamazinyo. Phakathi naso sonke isikhathi ukusetshenziswa zirconium oxide ngalezi zitho akalushongo nanoma yiliphi icala okuvela ukusabela nomzimba. Ukuvuselelwa senzeka ngokushesha futhi ngaphandle yezinkinga, futhi ukubonakala ukumamatheka ejabulisa nesineke kuphela, ngaphandle kokudala ukungakhululeki ngokwengqondo mayelana nomzimba angaphandle emlonyeni. Of injabulo ethile nezingokwengqondo ezitholakala kubantu ukuthi obani ababefaka ngaphambi kokufaka zirconium sokwenziwa metal imiqhele noma ngaphandle sishaye. Phela, zinokuthile ukuqhathanisa. A emashumini ambalwa eminyaka edlule, lolu hlobo sokwenziwa bekulokhu ethandwa kakhulu, njengoba kwakungekho okunye kuye ngaleso sikhathi. Metal imiqhele hhayi kuphela alethwe ubuhlungu obungokomzimba (komzimba, yokusabela kuya lokushisa), kodwa akazange ababukele aesthetically elimnandi. Ngemva siyiguqulela zirconium, abantu bamangazwa indlela izinyo yokufakelwa lungabonakala kwabanye futhi bheka zemvelo ngakho. Lokhu kwenziwa Sibonga kungenzeka ukuba izinto ngekusasa - zirconium oxide.
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