Lolu buchwepheshe obusha buqina kanjani?
Ukuvezwa kwamazinyo akubi ngokwanele ukwenza noma ubani azonde ukuya kudokotela wamazinyo. Uma usuke udinga umqhele , ibhuloho noma i- veneer , usuke wabhekana nosizi lwengqondo yamazinyo. Akukho lutho olubi ngaphezu kokulinda imizuzu emihlanu kuya kwemihlanu ehamba phambili ukuze izinto ezihamba phambili zibekwe.
Kodwa yikhulu lama-21. Kumele kube nendlela engcono yokwenza ukuvezwa kwamazinyo, kwesokudla?
I-Alternative Impression Alternative
Ukuvezwa kwamazinyo kuyizinqubo ezivamile kakhulu ezisetshenziselwa amazinyo, kodwa uma ungomunye weziguli eziningi ezingenakukwazi ukuma ukuze ube nombhalo wendabuko ( alginate ) uhlale emlonyeni wakho, uyojabula ukwazi ukuthi kukhona enye indlela .
Izinhlelo zokuveza idijithali, njenge-Lava Chairside Oral Scanner ngo-3M, i-Sirona's CEREC kanye ne-Cadent iTero system, ukuthatha "ukubonakala" kwamadijithali kwamazinyo esikhundleni sezinto ezibonakalayo ezivezwe isikhathi eside ezisetshenziselwa ukuthola umbono wokugcina womqhele, ibhuloho noma ukukhanya.
UDkt. Leonard Tau wasePennsylvania Center weDental Excellence wethula uhlelo lweCadent iTero kumkhuba wakhe wamazinyo jikelele futhi wabona imiphumela emihle.
UDkt. Tau uthi: "Iqeda i-goopy impression impression material okubangela iziguli ukuba zithole futhi zingakujabuleli ukuvakashelwa kwazo." "Kubuye kube nokubuyisela kokugcina okulungele ukulungiswa, okuyinto evumela ukuba kube khona ukuqokwa ngokushesha, ngakho-ke isiguli sichitha isikhathi esincane esihlalweni samazinyo."
Uma udokotela wamazinyo wakho ekulungiselele ngokuphelele amazinyo adinga ukubuyiselwa, i-wand isetshenziselwa ukuthatha isithombe sedijithali samazinyo. UDkt. Tau uchaza ukuthi ukuthatha imizwa yedijithali yamazinyo alungile kuthatha cishe umzuzu nengxenye, futhi ukuvezwa kwamazinyo emgqeni ohlukile kuthatha amasekhondi angu-45 kuphela.
I-Pros & Cons ye-Impressions Digital
I-iTero inembile kangakanani? Ngokusho kukaDkt. Tau, kakhulu.
"Uhlelo lwe-iTero digital impression lwemvelo luveza okucacile okusemlonyeni wakho. Lokhu kubangela umqhele noma ibhuloho enembile kakhulu." Angikaze ngibe nokubuyisela okulungele kangako. "
Kodwa-ke, abacwaningi basabheka ukusebenza kobuchwepheshe. I-athikili ka-2008 eyanyatheliswa kuyi-Journal of the American Dental Association (JADA) inquma ukuthi izinhlelo zobuchwepheshe zedijithali zibuchwepheshe obuthembisayo, kodwa ucwaningo olwengeziwe luyadingeka ukuze kuhlukaniswe ngokugcwele izinzuzo nezindleko zendlela ezimbili zokucabanga.
Enye yezindawo ezivame kakhulu ukukhathazeka uma udala umqhele, ibhuloho noma i-veneer kuhilela isikhala esincane phakathi kwezinyo nezinyosi ezikuzungezile izinyo, eyaziwa ngokuthi i-marginal subgingival. Ngaphandle kokushicilelwa okunembile kwalendawo, ukubuyiselwa kokugcina akufanele kufane nezinyo ngokufanele, okwenza kube nezinkinga eziningi phansi komgwaqo.
I-JADA i-athikili ithi ubuchwepheshe be-digital impression ngeke buphuculise umphumela wokugcina, kanti kusadingeka isidingo sokuhlukaniswa ngokucophelela kwezicubu ezithambile ngaphambi kokuthatha umbono we-digital.
Khumbula ukuthi akuwona wonke odokotela bamazinyo osebenzisa lolu hlobo lobuchwepheshe bokubukwa kwe-digital. Odokotela bamazinyo abaningi bakhetha ukusebenzisa izindlela zendabuko ngoba akukho ukucwaninga okwanele okubonisa ukuthi ukubonakala kwedijithali kuphakeme. Lolu hlobo lobuchwepheshe bedijithali lubuye lube nomthamo omkhulu wamanye amazinyo angeke awalungele.
Abanye odokotela bamazinyo abaye bashintsha kuma-digital impression systems ngeke babheke ukubuyela emuva, njengoDkt. Tau.
"Iziguli zami zithanda i-iTero, ikakhulukazi isiguli esingenakucabangela amazinyo ngenxa ye-gag reflex enzima," kusho uDkt. Tau. "Uma uke wathathwa ngendlela ejwayelekile, uthatha indlela okungahambi kahle ngayo inqubo.
I-putty iyingozi, iyakuthandeka kakhulu futhi iziguli eziningi zingabangela ukugwedla. "
Iziguli ezinentshisekelo yokufunda kabanzi mayelana nezinhlelo zokucabanga zedijithali kufanele zikhulume nodokotela wamazinyo ngezobuchwepheshe.
> Imithombo:
> Ingxoxo noDkt. Leonard Tau we-Pennsylvania Center yeDental Excellence. Novemba 18, 2009.
> Ingabe ukuvezwa kwe-Digital kuzokhipha izinkinga zamanje ngezimpendulo ezivamile? J Am Dent Assoc, Juni 2008; 139: 761 - 763.