{"id":12,"date":"2024-04-03T23:10:32","date_gmt":"2024-04-03T20:10:32","guid":{"rendered":"https:\/\/sisu.ut.ee\/hambaravi4\/14-vastupanukuju-andmine\/"},"modified":"2024-04-09T14:23:35","modified_gmt":"2024-04-09T11:23:35","slug":"14-vastupanukuju-andmine","status":"publish","type":"page","link":"https:\/\/sisu.ut.ee\/hambaravi4\/14-vastupanukuju-andmine\/","title":{"rendered":"1.3. Vastupanukuju andmine"},"content":{"rendered":"<p><strong>Esmase vastupanukuju andmine<\/strong><\/p>\n<p>Selles etapis <strong>kujundatakse kaviteedi seinad<\/strong> sellistena, et nii hammas kui t\u00e4idis <strong>taluksid<\/strong> piki hambakrooni\u00a0edasi kanduvat <strong>m\u00e4lumisr\u00f5hku<\/strong> ilma murdumata.<\/p>\n<p><strong>P\u00f5him\u00f5tted:<\/strong><\/p>\n<ul>\n<li>Kaviteedile antakse suhteliselt <strong>lameda p\u00f5hjaga kasti kuju<\/strong><\/li>\n<li>Kerge <strong>sisemiste nurkade \u00fcmardamine<\/strong> v\u00e4hendab hambakoele avalduvat pinget, <strong>v\u00e4limiste nurkade \u00fcmardamine <\/strong>v\u00e4hendab pinget restauratsioonis.<\/li>\n<li>N\u00f5rkade <strong>k\u00f6prude katmine<\/strong> ja n\u00f5rga hambakoe asendamine t\u00e4idisega. Hilisemas kaviteedi preparatsiooni etapis saavutatakse vastupanu j\u00f5ududele, mis langevad m\u00e4lumisel piki hambatelge ning kallutavatele j\u00f5ududele.<\/li>\n<li>Luuakse piisav <strong>ruum t\u00e4idismaterjalile<\/strong>.<\/li>\n<\/ul>\n<p>*Piisav restauratiivse materjali kihi paksus, v\u00e4ltimaks murdumist koormusel: komposiit \u2013 1-2 mm, amalgaam \u2013 1,5 mm, metall \u2013 1-2 mm, portselan \u2013 2 mm.<\/p>\n<ul>\n<li><strong>Juureravitud hamba <\/strong>korral tuleb arvestada hambakoe \u00fcldise<strong> haprusega<\/strong>, mis kaasneb ulatusliku kudede eemaldamisega (eriti oluline on hamba tugevuse seisukohast juureravi tehes s\u00e4ilitada \u00b4ferrula\u00b4 ehk koed, mis paiknevad hambakaela piirkonnas).<\/li>\n<\/ul>\n<p><strong>Tegurid<\/strong>, mis m\u00f5jutavad kaviteedi kuju ja seinte asendit<strong>:<\/strong><\/p>\n<ul>\n<li>Oklusaalse kontakti ning t\u00e4idise ja hamba vahelise j\u00f5u suhe<\/li>\n<li>Allesj\u00e4\u00e4nud hambastruktuuri hulk<\/li>\n<li>Kasutatav restauratsioonimaterjal<\/li>\n<\/ul>\n<p><strong>Vastupanuv\u00f5ime suurendamiseks<\/strong> tuleb kaviteeti kujundades t\u00e4helepanu p\u00f6\u00f6rata teatud <strong>n\u00f5uetele<\/strong>:<\/p>\n<ul>\n<li>Suhteliselt lame p\u00f5hi<\/li>\n<li>Kasti kuju \u2013 kindlate seinte, p\u00f5hja ja pindadega, et ennetada t\u00e4idise mikroliikumist<\/li>\n<li>N\u00f5rgenenud hambastruktuuri haaratus<\/li>\n<li>S\u00e4ilitada k\u00f6pre ja \u00e4\u00e4reliiste<\/li>\n<li>Kujundada kaviteedi v\u00e4line vorm selliselt, et t\u00e4idis oleks minimaalselt eksponeeritud oklusaalselt langevale m\u00e4lumisr\u00f5hule<\/li>\n<li>T\u00e4idismaterjal peab olema valitud selliselt, et t\u00e4idismaterjali toetaks hambakudesid<\/li>\n<li>\u00dcmardatud sisemised nurgad ja \u00fcleminekud<\/li>\n<li>T\u00e4idismaterjali adekvaatne paksus<\/li>\n<li>Asetsemine terves dentiinis<\/li>\n<li>V\u00e4hendada k\u00f6pre, kui see on n\u00e4idustatud. Seda tuleb teha juba v\u00f5imalikult varakult, parandamaks n\u00e4htavust ja juurdep\u00e4\u00e4su.<\/li>\n<\/ul>\n<p>Komposiitt\u00e4idisele j\u00e4etakse seinad eba\u00fchtlasemad. See v\u00f5imaldab suuremat pinda adhesiivile ning parandab seel\u00e4bi t\u00e4idise vastupanu ja p\u00fcsivust.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"533\" height=\"400\" class=\"alignnone wp-image-66 aligncenter\" title=\"4008.jpg\" src=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/22\/4008.jpg\" alt=\"4008.jpg\" srcset=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/22\/4008.jpg 533w, https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/22\/4008-300x225.jpg 300w\" sizes=\"auto, (max-width: 533px) 100vw, 533px\"><\/p>\n<p><em>Foto ulatuslikust kaviteedist molaaril. P\u00f6\u00f6ra t\u00e4helepanu, kuidas ualatuslikumas kaviteedis on moodustatud kaks lamedapinnalist astet, mis paiknevad hambale langeva m\u00e4lumisr\u00f5huga risti.\u00a0<\/em><em><a href=\"http:\/\/www.yelp.com\/biz_photos\/creation-dentistry-seattle?select=MX5dZ6pneynfe_Lho1HFyA#MX5dZ6pneynfe_Lho1HFyA\" target=\"_blank\" rel=\"noopener\">http:\/\/www.yelp.com\/biz_photos\/creation-dentistry-seattle?select=MX5dZ6pneynfe_Lho1HFyA#MX5dZ6pneynfe_Lho1HFyA<\/a><\/em><\/p>\n<p><span data-mce-mark=\"1\"><strong>Hambakoele m\u00f5juvad pinged<\/strong><\/span><\/p>\n<p><strong>Eeshambad<\/strong><\/p>\n<ul>\n<li>Survepinge langeb alumiste intsisiivide l\u00f5ikeservadele ja \u00fclemiste intsisiivide lingvaalsele pinnale (tsingulumi juures)<\/li>\n<li>L\u00f5ikepinge: \u00fchendus hambajuure ja krooni aksiaalsete nurkade vahel<\/li>\n<li>Koostoimiv pinge: k\u00f6prude n\u00f5lvadel<\/li>\n<\/ul>\n<p><strong>Tagumistel hammastel<\/strong><\/p>\n<ul>\n<li>a) Funktsioneeriv pool\n<ul>\n<li>Survepinge: k\u00f6bru tipp marginaalne \u00e4\u00e4r, aksiaalse nurga k\u00f5rgendik, juure ja krooni vaheline \u00fchendus<\/li>\n<li>T\u00f5mbetugevus: marginaalne ja risti k\u00f5rgendik<\/li>\n<li>L\u00f5ikepinge: aksiaalsed nurgad, juure ja krooni vaheline \u00fchendus<\/li>\n<\/ul>\n<\/li>\n<li>b) Mittefunktsioneeriv pool:\n<ul>\n<li>T\u00f5mbetugevus: juure ja krooni vahelised \u00fchendused<\/li>\n<li>L\u00f5ikepinge: aksiaalsed nurgad<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Hamba n\u00f5rgad alad:<\/strong><\/p>\n<ul>\n<li>Bifurkatsioon ja trifurkatsioon (ehk juurte hargnemiskohad)<\/li>\n<li>Juuretsement<\/li>\n<li>\u00d5hukesed dentiinisillad<\/li>\n<li>Juureravitud hamba pulbi\u00f5\u00f5ne p\u00f5hi<\/li>\n<\/ul>\n<p>*Siin nimetatud pinged kehtivad ainult mittetaastatud hammastele. Taastatud hambal on erinev pingemuster.<\/p>\n<div id=\"accordion\" class=\"accordion\">\n<p class=\"p1\"><\/p><div class=\"accordion mb-3\">\n        <div class=\"accordion-item accordion-item--white\">\n        <h2 class=\"accordion-header\" id=\"accordion-69e07f82eab3b-heading\">\n            <button class=\"accordion-button collapsed\" type=\"button\" data-bs-toggle=\"collapse\" data-bs-target=\"#accordion-69e07f82eab3b-collapse\" aria-expanded=\"true\" aria-controls=\"accordion-69e07f82eab3b-collapse\">Mis on peamised v\u00f5tted, millega saavutatakse t\u00e4idise vastupanu m\u00e4lumisr\u00f5hule?<\/button>\n        <\/h2>\n        <div id=\"accordion-69e07f82eab3b-collapse\" class=\"accordion-collapse collapse\" aria-labelledby=\"accordion-69e07f82eab3b-heading\">\n            <div class=\"accordion-body\"><strong>Kastikujuline preparatsioon<\/strong> stabiliseerib t\u00e4idise ja<strong> piisava paksusega t\u00e4idismaterjali kiht<\/strong> v\u00e4ldib murdumist.<\/div>\n        <\/div>\n        <\/div>\n    <\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Esmase vastupanukuju andmine Selles etapis kujundatakse kaviteedi seinad sellistena, et nii hammas kui t\u00e4idis taluksid piki hambakrooni\u00a0edasi kanduvat m\u00e4lumisr\u00f5hku ilma murdumata. P\u00f5him\u00f5tted: Kaviteedile antakse suhteliselt lameda p\u00f5hjaga kasti kuju Kerge sisemiste nurkade \u00fcmardamine v\u00e4hendab hambakoele avalduvat pinget, v\u00e4limiste nurkade \u00fcmardamine &#8230;<\/p>\n","protected":false},"author":12,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-12","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/sisu.ut.ee\/hambaravi4\/wp-json\/wp\/v2\/pages\/12","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sisu.ut.ee\/hambaravi4\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sisu.ut.ee\/hambaravi4\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sisu.ut.ee\/hambaravi4\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/sisu.ut.ee\/hambaravi4\/wp-json\/wp\/v2\/comments?post=12"}],"version-history":[{"count":3,"href":"https:\/\/sisu.ut.ee\/hambaravi4\/wp-json\/wp\/v2\/pages\/12\/revisions"}],"predecessor-version":[{"id":281,"href":"https:\/\/sisu.ut.ee\/hambaravi4\/wp-json\/wp\/v2\/pages\/12\/revisions\/281"}],"wp:attachment":[{"href":"https:\/\/sisu.ut.ee\/hambaravi4\/wp-json\/wp\/v2\/media?parent=12"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}