dental caries
Conditions
Interventions
Experimental group: 100 children (7 to 9 years old), submitted to the removal of caries lesion with Laser Er: YAG (250mJ / 4 Hz), 1 time for the removal of each lesion, for 15 minutes. Then the wells
Procedure/surgery
E02.594
Sponsors
Universidade de São Paulo
Faculdade de Odontologia de Ribeirão Preto - USP
Eligibility
Age
7 Years to 9 Years
Inclusion criteria
Inclusion criteria: Presence of active carious lesions into the dentin located on the occlusal surfaces (class I) in primary molars; with vital pulps; and no sealants, amalgam, glass ionomer cement, or composite resin restorations;patients with good general health and with no complicating medical history.
Exclusion criteria
Exclusion criteria: Inactive caries lesion; Interproximal active caries lesion (class II, III and IV) or cervical (class V); Extensive and deep active carious lesion; Absence of pulp vitality; Presence of sealants, amalgam, glass ionomer cement or composite resin restoration; Patient with systemic problem or medical history of systemic complications.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Increased adhesive strength to dentine in one year, verified by clinical analysis using the USPHS criteria, photographic analysis and analysis by scanning electron microscopy of the replicates of the restorations, based on the clinical success of at least 80% | — |
Secondary
| Measure | Time frame |
|---|---|
| Increase in the antimicrobial effect of the treatment after the application of chitosan, verified by microbiological analysis by counting the colony forming units and calculation of the percentage of reduction of Streptococus mutans and Lactobacillus sp, from the finding of a reduction of at least 80% | — |
Countries
Brazil
Contacts
Public ContactRai Santos
Faculdade de Odontologia de Ribeirão Preto - USP
Outcome results
None listed