Tooth Cervix
Conditions
Interventions
Participants will receive composite resin restorations in class V cavities (cavities in the cervix) from non-carious cervical lesions. There will be 152 restorations, divided into 4 groups (n = 38) ac
3M, ESPE, St.Paul, MN, USA): 37% phosphoric acid (Scotchbond ™ Etchant 37%, 3M, ESPE, St.Paul, MN, USA) will be applied to the dentin and enamel, washed with air/water jet 10 s, remove excess water wi
Kuraray, Japan): The primer will be applied actively. After drying the cavity for 5s and applying the adhesive, actively. The adhesives will be light-cured for 10s.
3. Universal adhesive system in th
Procedure/surgery
E06.323.428
Sponsors
Instituto de Ciência e Tecnologia - Universidade Estadual Paulista
Instituto de Ciência e Tecnologia - Universidade Estadual Paulista
Eligibility
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: Being in good general health; Be over 18 years of age; Have an acceptable level of oral hygiene; To present at least 20 teeth under occlusion; To have at least 4 non-carious lesions on different teeth to be restored. The lesions should be non-carious, non-retentive, with a depth greater than 1mm, and enamel and dentin envelopment of vital teeth without mobility; The cavo-superficial margin can not involve 50% more enamel.
Exclusion criteria
Exclusion criteria: Patients with extremely poor oral hygiene; Cronic or severe periodontitis; Severe parafunctional habits
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Retention failure of composite restorations will be evaluated by clinical assessment (visual inspection), considering a variation of at least 5% in the measurements after the intervention (7 days) and 24 months.;The presence of the fracture of the restoration will be evaluated by clinical assessment (visual inspection), considering a variation of at least 5% in the measurements after the intervention (7 days) and 24 months. | — |
Secondary
| Measure | Time frame |
|---|---|
| The presence of the Marginal discoloration of the restoration will be evaluated by clinical assessment (visual inspection), considering a variation of at least 5% in the measurements after the intervention (7 days) and 24 months. ;The presence of the recurrence caries will be evaluated by clinical assessment (visual inspection), considering a variation of at least 5% in the measurements after the intervention (7 days) and 24 months. | — |
Countries
Brazil
Contacts
Public ContactTaciana Caneppele
Instituto de Ciência e Tecnologia - Universidade Estadual Paulista
Outcome results
None listed