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NCT04822246
The main objective of this RCT is to compare the efficacy of a powder/water jet prophylaxis device and conventional hand excavation in excavating root surface caries, with regard to restoration survival/success in older adults. The secondary outcome of this RCT is to assess the participants' treatment preferences for the received treatment with regard to the procedures involved and in the invasiveness of the procedures carried out during the ART restoration.
NCT03650647
The sample will be, at least, 90 primary molars, randomly distributed into three groups: Group 1: IPC; Group 2: SE; Group 3: SCR. Teeth must present deep caries lesions (at least 2/3 of dentin depth), pulp vitality (no clinical or radiographical signs of pulp disease, such as abcesses, fistulae, root resorption, abnormal tooth mobility). This study received approval by the Ethics Committee of Fluminense Federal University (UFF; Brazil) - # CAAE: 58812816.8.0000.5626. The study started in January, 2017; and will finish in December, 2020. Patients will be selected from the public schools in Nova Friburgo. The dental exams and treatment procedures will be done at the clinics from the School of Dentistry, Health Institute of Nova Friburgo (ISNF). Laboratory proceedings will be done at: * Clinical and Microbiological Research Laboratory (LAB PECMA - ISNF) - Sample storage, bacterial cultivation and identification. * University of North Carolina at Chapel Hill * Rio de Janeiro Federal University