članak: 1 od 1  
Stomatološki glasnik Srbije
2006, vol. 53, br. 2, str. 87-94
jezik rada: srpski, engleski
originalan članak
doi:10.2298/SGS0602087P

Ispitivanje uticaja okluzalne morfologije na penetraciju zalivača fisura i jamica
aKlinički centar Novi Sad
bUniverzitet u Beogradu, Stomatološki fakultet

e-adresa: bokiloki@neobee.net

Sažetak

Uvod. U savremenim istraživanjima u preventivnoj stomatologiji veoma su zastupljene studije koje se bave eksperimentalnim i kliničkim ispitivanjem sve većeg broja materijala koji se koriste za zalivanje fisura i jamica. Cilj. Cilj ovog rada je bio da se proceni uticaj okluzalne morfologije zuba na mogućnost penetracije dve vrste zalivača fisura i jamica i registruje veličina zalivačem nepopunjenog prostora na dnu okluzalnog udubljenja skening elektronskim mikroskopom (SEM). Materijal i metod. Uzorak je činilo 10 intaktnih sveže ekstrahovanih premolara i 10 trećih molara podeljenih u četiri grupe metodom slučajnog izbora. Kod pet premolara (I grupa) i 5 molara (II grupa) kao zalivač je korišćen glas jonomerni zalivač (Fuji VII), a u trećoj (5 premolara) i četvrtoj (5 molara) kompozitni zalivač (Helioseal F). Šest preseka svakog zuba je pripremano za posmatranje na skening elektronskom mikroskopu. Penetracija zalivača je posmatrana na uveličanju od 30X, a veličina zjapa na dnu fisure na uveličanju od 500X. Registrovana je penetracija zalivača u odnosu na ukupnu dubinu fisura i jamica, a veličina nepopunjenog prostora na dnu je izražavana najvećim dijametrom zjapa na dnu fisure. Rezultati su analizirani primenom χ2 testa. Rezultati. Statistička analiza je pokazala da ne postoji značajna razlika u penetraciji i veličini nepopunjenog prostora ni između ispitivanih materijala niti između ispitivanih grupa zuba. Prosečna dubina penetracije za glas jonomer iznosila je 83%, a za kompozitni zalivač 81%. Prosečni dijametar nepopunjenog prostora na dnu fisure za glas jonomerni i kompozitni zalivač iznosi 95 i 93 mikrometara, respektivno. Elementi fisurnog kompleksa označeni kao duboki su imali manju penetraciju zalivača i veći dijametar nepopunjenog prostora za oba ispitivana materijala(p<0.05). Zaključak. Na osnovu dobijenih rezultata može se zaključiti da je penetracija savremenih materijala koji se koriste za zalivanje fisura i jamica u značajnoj funkciji anatomije okluzalne površine zuba.

Ključne reči

zalivanje jamica i fisura; okluzalna morfologija; glasjonomer cementi; kompoziti

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