Odontología

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  CUIDADOS DE LA DENTICIÓN PRIMARIA DE ESCOLARES DE 6 Y 7 AÑOS DE EDAD
Más de la mitad de los escolares mexicanos evaluados presentaron caries. Se observó un alto porcentaje de lesiones con necesidad de tratamiento. La actitud de la madre hacia la salud bucal de su hijo tiene cierto grado de influencia sobre la prevalencia de caries en la dentición primaria.

Carlo Medina Solís
Pachuca, México

           
Especialidades específicas
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  INFLUENCE OF SALIVARY CONTAMINATION ON DENTIN BOND STRENGTH OF ONE BOTTLE ADHESIVE SYSTEMS- INVITRO STUDY
For effective bonding the primer should infiltrate demineralized collagen web. The present study showed that salivary contamination has no significant effect on the Shear Bond Strength of one bottle system when it was blot dried, washed or retched with H3PO4. When the contaminated surface was dried completely there was a significant decrease in bond strength. The bond strengths to tooth structure of recent dentin bonding agents are less sensitive to common forms of contamination than assumed. Re etching without additional mechanical preparation is sufficient to provide or achieve the expected bond strength. Thus adhesive restorations should have sufficient bond strengths to prevent micro leakage around restoration margins and reinforce the tooth structure against forces that cause fracture. Reliable bonding systems have revolutionized the practice of adhesive dentistry though improvements in bonding techniques and systems have yet to be continued.

B. P. Suryakumari Nujella
Hyderabad, In

  
Especialidades específicas
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  INFLUENCE OF SALIVARY CONTAMINATION ON DENTIN BOND STRENGTH OF ONE BOTTLE ADHESIVE SYSTEMS- INVITRO STUDY
For effective bonding the primer should infiltrate demineralized collagen web. The present study showed that salivary contamination has no significant effect on the Shear Bond Strength of one bottle system when it was blot dried, washed or retched with H3PO4. When the contaminated surface was dried completely there was a significant decrease in bond strength. The bond strengths to tooth structure of recent dentin bonding agents are less sensitive to common forms of contamination than assumed. Re etching without additional mechanical preparation is sufficient to provide or achieve the expected bond strength. Thus adhesive restorations should have sufficient bond strengths to prevent micro leakage around restoration margins and reinforce the tooth structure against forces that cause fracture. Reliable bonding systems have revolutionized the practice of adhesive dentistry though improvements in bonding techniques and systems have yet to be continued.

B. P. Suryakumari Nujella
Hyderabad, In

  
Especialidades específicas
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MEDIDA ANGULAR PARA AFERIÇÃO DO TONUS MUSCULAR NA PARALISIA FACIAL
Neste estudo procuramos validar o uso do ângulo da comissura labial como uma forma de se quantificar o repouso facial, mediante aplicação de protocolo especifico para reabilitação orofacial da paralisia facial. Para tanto solicitamos a avaliação dos pacientes para três fonoaudiólogas especialistas em motricidade orofacial.

Adriana Tessitore
Campinas, Brasil

     
Especialidades específicas
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BIODOSIMETRÍA POR RESONANCIA MAGNÉTICA ELECTRÓNICA DE ESMALTE DENTAL
Este trabajo tuvo por objetivo evaluar la viabilidad de la utilización de dientes restaurados en la biodosimetría por resonancia magnética electrónica de esmalte dental a través de la medida de los efectos de interfaces de resina y amalgama en las dosis absorbidas en el esmalte dental.

Jorge Antonio Gómez
Ribeirão Preto, Brasil

     
Especialidades específicas
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